/* ================= RESET ================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ================= VARIABLES ================= */
:root {
  --bg: #eef1f6;
  --light: rgba(255,255,255,0.9);
  --dark: rgba(180,184,195,0.6);

  --text: #2b2f38;
  --text-secondary: #3c4552;
  --muted: #5b6575;

  --accent: #C9A020;
  --accent-hover: #B8941D;
  --accent-text: #9d7d15;
  --accent-secondary: rgba(32, 201, 151, 0.4);

  --glass-bg: rgba(255,255,255,0.65);
  --glass-border: rgba(255,255,255,0.35);
  
  /* Spacing scale */
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  
  /* Icon sizes */
  --icon-sm: 1rem;
  --icon-md: 1.25rem;
  --icon-lg: 1.5rem;
  --icon-xl: 2rem;
  
  /* Transitions */
  --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ================= DARK MODE ================= */
[data-theme="dark"] {
  --bg: #0b0b0c;
  --light: rgba(255,255,255,0.08);
  --dark: rgba(0,0,0,0.4);

  --text: #f3f4f6;
  --text-secondary: #e5e7eb;
  --muted: #9ca3af;
  --accent-secondary: rgba(32, 201, 151, 0.3);

  --glass-bg: rgba(15,15,15,0.85);
  --glass-border: rgba(255,255,255,0.12);
}

[data-theme="dark"] .card,
[data-theme="dark"] .btn-primary,
[data-theme="dark"] .btn-secondary,
[data-theme="dark"] .theme-toggle {
  box-shadow:
    12px 12px 32px rgba(0,0,0,0.6),
    -8px -8px 24px rgba(255,255,255,0.08);
}

/* ================= BASE ================= */
body {
  font-family: 'Sora', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background var(--transition-smooth), color var(--transition-smooth);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}

h1 {
  font-size: 3rem;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.25rem;
  line-height: 1.25;
  margin-bottom: var(--space-xl);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
  line-height: 1.4;
  margin-bottom: var(--space-md);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h4 {
  font-size: 1.25rem;
  line-height: 1.4;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

h5 {
  font-size: 1.125rem;
  line-height: 1.5;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

h6 {
  font-size: 1rem;
  line-height: 1.5;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

a {
  color: var(--accent-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-hover);
}

.project-preview img {
  width: 100%;
  height: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 16px;
}

/* ================= LAYOUT ================= */
section {
  padding: var(--space-4xl) 0;
}

section > .container > .section-title {
  position: relative;
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-3xl);
  animation: fadeInUp 0.8s ease-out forwards;
  opacity: 0;
}

section > .container > .section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  border-radius: 2px;
  animation: slideInLeft 0.8s ease-out 0.2s forwards;
  transform: scaleX(0);
  transform-origin: left;
}

.container {
  max-width: 1200px;
  margin: auto;
  padding: 0 var(--space-lg);
}

.container.narrow {
  max-width: 720px;
}

/* ================= SECTION THEMES - NEUMORPHIC LUXURY ================= */
section { position: relative; }
section > .container { position: relative; z-index: 2; }

/* About: Embossed premium depth with 3D carved effect */
#about::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 50%),
    linear-gradient(0deg, rgba(0,0,0,0.04) 0%, transparent 50%);
  box-shadow:
    inset 0 1px 0 0 rgba(255,255,255,0.15),
    inset 0 -1px 0 0 rgba(0,0,0,0.08),
    inset -1px 0 0 0 rgba(255,255,255,0.10),
    inset 1px 0 0 0 rgba(0,0,0,0.06),
    inset 0 12px 24px rgba(201,160,32,0.06);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #about::before {
  box-shadow:
    inset 0 1px 0 0 rgba(255,255,255,0.08),
    inset 0 -1px 0 0 rgba(0,0,0,0.15),
    inset -1px 0 0 0 rgba(255,255,255,0.05),
    inset 1px 0 0 0 rgba(0,0,0,0.12),
    inset 0 12px 24px rgba(201,160,32,0.04);
}

/* Skills: Multi-layer extreme depth with beveled frame */
#skills::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.06) 0%, transparent 50%),
    linear-gradient(-135deg, rgba(0,0,0,0.03) 0%, transparent 50%);
  box-shadow:
    inset 0 2px 4px 0 rgba(255,255,255,0.16),
    inset 0 -4px 8px 0 rgba(0,0,0,0.08),
    inset -2px 0 8px 0 rgba(255,255,255,0.08),
    inset 2px 0 8px 0 rgba(0,0,0,0.04),
    inset 0 16px 32px rgba(32,201,151,0.05),
    inset 0 -8px 20px rgba(0,0,0,0.03);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #skills::before {
  box-shadow:
    inset 0 2px 4px 0 rgba(255,255,255,0.08),
    inset 0 -4px 8px 0 rgba(0,0,0,0.16),
    inset -2px 0 8px 0 rgba(255,255,255,0.04),
    inset 2px 0 8px 0 rgba(0,0,0,0.10),
    inset 0 16px 32px rgba(32,201,151,0.03),
    inset 0 -8px 20px rgba(0,0,0,0.08);
}

/* Challenges: Carved deep recess with accent edge lighting */
#challenges::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.05) 0%, transparent 30%, transparent 70%, rgba(0,0,0,0.05) 100%),
    linear-gradient(180deg, rgba(255,255,255,0.04) 0%, transparent 50%);
  box-shadow:
    inset 0 4px 8px rgba(0,0,0,0.06),
    inset 0 -6px 16px rgba(0,0,0,0.04),
    inset 0 1px 0 0 rgba(255,255,255,0.12),
    inset 0 -1px 0 0 rgba(0,0,0,0.10),
    inset 2px 0 6px rgba(201,160,32,0.08),
    inset -2px 0 6px rgba(32,201,151,0.06);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #challenges::before {
  box-shadow:
    inset 0 4px 8px rgba(0,0,0,0.12),
    inset 0 -6px 16px rgba(0,0,0,0.10),
    inset 0 1px 0 0 rgba(255,255,255,0.06),
    inset 0 -1px 0 0 rgba(0,0,0,0.16),
    inset 2px 0 6px rgba(201,160,32,0.06),
    inset -2px 0 6px rgba(32,201,151,0.04);
}

/* Process: Smooth layered embossed platform with radial depth */
#process::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 50% 50%, rgba(255,255,255,0.04) 0%, transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 40%);
  box-shadow:
    inset 0 3px 6px 0 rgba(255,255,255,0.14),
    inset 0 -5px 12px 0 rgba(0,0,0,0.07),
    inset 0 12px 24px rgba(32,201,151,0.04),
    inset 0 -6px 16px rgba(0,0,0,0.04);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #process::before {
  box-shadow:
    inset 0 3px 6px 0 rgba(255,255,255,0.06),
    inset 0 -5px 12px 0 rgba(0,0,0,0.14),
    inset 0 12px 24px rgba(32,201,151,0.02),
    inset 0 -6px 16px rgba(0,0,0,0.10);
}

/* Certifications: Beveled premium frame with top accent border */
#certifications::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(201,160,32,0.04) 0%, rgba(32,201,151,0.03) 100%),
    linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 5%);
  box-shadow:
    inset 0 1px 2px 0 rgba(255,255,255,0.14),
    inset 0 -2px 8px 0 rgba(0,0,0,0.05),
    inset 0 6px 16px rgba(201,160,32,0.05),
    0 12px 24px rgba(201,160,32,0.08);
  border-top: 2px solid rgba(201,160,32,0.20);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #certifications::before {
  box-shadow:
    inset 0 1px 2px 0 rgba(255,255,255,0.06),
    inset 0 -2px 8px 0 rgba(0,0,0,0.12),
    inset 0 6px 16px rgba(201,160,32,0.03),
    0 12px 24px rgba(0,0,0,0.20);
  border-top-color: rgba(201,160,32,0.12);
}

/* Blog: Cushioned depth with extreme shadow layering */
#blog::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.06) 0%, transparent 50%),
    linear-gradient(-45deg, rgba(0,0,0,0.02) 0%, transparent 50%);
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,0.12),
    inset 0 -3px 8px rgba(0,0,0,0.04),
    inset 0 8px 20px rgba(201,160,32,0.04),
    inset 0 -6px 16px rgba(0,0,0,0.03),
    inset -1px 0 4px rgba(255,255,255,0.08),
    inset 1px 0 4px rgba(0,0,0,0.03);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #blog::before {
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,0.06),
    inset 0 -3px 8px rgba(0,0,0,0.10),
    inset 0 8px 20px rgba(201,160,32,0.02),
    inset 0 -6px 16px rgba(0,0,0,0.08),
    inset -1px 0 4px rgba(255,255,255,0.03),
    inset 1px 0 4px rgba(0,0,0,0.08);
}

/* Projects: Premium embossed container with sophisticated layering */
#projects::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 900px 700px at 50% 40%, rgba(255,255,255,0.05) 0%, transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.07) 0%, transparent 30%);
  box-shadow:
    inset 0 3px 8px 0 rgba(255,255,255,0.12),
    inset 0 -6px 16px 0 rgba(0,0,0,0.06),
    inset 0 14px 32px rgba(32,201,151,0.05),
    inset 0 -8px 20px rgba(0,0,0,0.04),
    inset 1px 0 4px rgba(255,255,255,0.08),
    inset -1px 0 4px rgba(0,0,0,0.04);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #projects::before {
  box-shadow:
    inset 0 3px 8px 0 rgba(255,255,255,0.05),
    inset 0 -6px 16px 0 rgba(0,0,0,0.14),
    inset 0 14px 32px rgba(32,201,151,0.03),
    inset 0 -8px 20px rgba(0,0,0,0.10),
    inset 1px 0 4px rgba(255,255,255,0.03),
    inset -1px 0 4px rgba(0,0,0,0.12);
}

/* Quiz: Carved ultra-deep neon frame with 8-layer shadow system */
#quiz > .container {
  position: relative;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.04) 0%, transparent 50%),
    linear-gradient(-135deg, rgba(0,0,0,0.02) 0%, transparent 50%);
  box-shadow:
    inset 0 2px 6px 0 rgba(255,255,255,0.14),
    inset 0 -4px 12px 0 rgba(0,0,0,0.08),
    inset -2px 0 8px 0 rgba(255,255,255,0.10),
    inset 2px 0 8px 0 rgba(0,0,0,0.05),
    inset 0 0 0 1px rgba(201,160,32,0.30),
    0 0 0 1px rgba(201,160,32,0.15),
    0 8px 24px rgba(201,160,32,0.12),
    0 16px 48px rgba(0,0,0,0.08);
  border-radius: inherit;
}

[data-theme="dark"] #quiz > .container {
  box-shadow:
    inset 0 2px 6px 0 rgba(255,255,255,0.06),
    inset 0 -4px 12px 0 rgba(0,0,0,0.16),
    inset -2px 0 8px 0 rgba(255,255,255,0.04),
    inset 2px 0 8px 0 rgba(0,0,0,0.12),
    inset 0 0 0 1px rgba(201,160,32,0.18),
    0 0 0 1px rgba(201,160,32,0.08),
    0 8px 24px rgba(201,160,32,0.08),
    0 16px 48px rgba(0,0,0,0.20);
}

/* Contact: Deep 3D carved recess with layered shadow depth */
#contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04) 0%, transparent 40%),
    linear-gradient(0deg, rgba(0,0,0,0.04) 0%, transparent 40%);
  box-shadow:
    inset 0 4px 12px 0 rgba(255,255,255,0.10),
    inset 0 -8px 24px 0 rgba(0,0,0,0.07),
    inset 0 16px 40px rgba(201,160,32,0.06),
    inset 0 -12px 32px rgba(0,0,0,0.05),
    inset -2px 0 8px rgba(255,255,255,0.06),
    inset 2px 0 8px rgba(0,0,0,0.04);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #contact::before {
  box-shadow:
    inset 0 4px 12px 0 rgba(255,255,255,0.04),
    inset 0 -8px 24px 0 rgba(0,0,0,0.16),
    inset 0 16px 40px rgba(201,160,32,0.03),
    inset 0 -12px 32px rgba(0,0,0,0.12),
    inset -2px 0 8px rgba(255,255,255,0.02),
    inset 2px 0 8px rgba(0,0,0,0.10);
}

/* Social proof: Elevated platform with smooth 3D appearance */
#social-proof::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 50%),
    linear-gradient(0deg, rgba(0,0,0,0.02) 0%, transparent 50%);
  box-shadow:
    inset 0 3px 8px 0 rgba(255,255,255,0.12),
    inset 0 -4px 12px 0 rgba(0,0,0,0.04),
    inset 0 10px 24px rgba(32,201,151,0.05),
    inset 0 -6px 16px rgba(0,0,0,0.03);
  pointer-events: none;
  z-index: 1;
}

[data-theme="dark"] #social-proof::before {
  box-shadow:
    inset 0 3px 8px 0 rgba(255,255,255,0.04),
    inset 0 -4px 12px 0 rgba(0,0,0,0.12),
    inset 0 10px 24px rgba(32,201,151,0.02),
    inset 0 -6px 16px rgba(0,0,0,0.08);
}

/* ================= NAV ================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: clamp(var(--space-lg), 3vw, var(--space-2xl));
  flex-wrap: nowrap;
  padding: clamp(var(--space-md), 3vw, var(--space-lg)) clamp(var(--space-xl), 4vw, var(--space-2xl));
  max-width: 1280px;
  margin: auto;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.5px;
  color: var(--accent);
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(2px 2px 4px rgba(201, 160, 32, 0.3)) 
          drop-shadow(-1px -1px 3px rgba(255, 255, 255, 0.2));
  transition: all var(--transition-fast);
  cursor: pointer;
  text-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.15), 
               inset 0 -2px 4px rgba(255, 255, 255, 0.1);
}

.nav-logo:hover {
  filter: drop-shadow(3px 3px 6px rgba(201, 160, 32, 0.4)) 
          drop-shadow(-2px -2px 4px rgba(255, 255, 255, 0.3));
  transform: scale(1.02);
}

.nav-menu {
  display: flex;
  gap: clamp(1.5rem, 2.5vw, 3rem);
  row-gap: clamp(0.5rem, 1.5vw, 1.25rem);
  flex-wrap: nowrap;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-toggle-dropdown {
  background: none;
  border: none;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  padding: 0.65rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
  letter-spacing: 0.02em;
  line-height: 1.6;
}

.nav-toggle-dropdown::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-fast);
}

.nav-toggle-dropdown:hover::after,
.nav-toggle-dropdown[aria-expanded="true"]::after {
  width: 100%;
}

.nav-toggle-dropdown i:last-child {
  font-size: 0.8rem;
  transition: transform var(--transition-fast);
}

.nav-toggle-dropdown[aria-expanded="true"] i:last-child {
  transform: rotate(180deg);
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  list-style: none;
  padding: 8px 0;
  min-width: 180px;
  box-shadow: 12px 12px 24px var(--dark), -8px -8px 20px var(--light);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 1000;
}

.nav-item:hover .nav-submenu,
.nav-toggle-dropdown[aria-expanded="true"] + .nav-submenu,
.nav-dropdown:hover .nav-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-submenu li {
  list-style: none;
}

.nav-submenu a {
  display: block;
  padding: 10px 16px;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-submenu a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--accent);
  border-radius: 2px;
  transition: height var(--transition-fast);
}

.nav-submenu a:hover {
  background: rgba(201, 160, 32, 0.1);
  color: var(--accent);
  padding-left: 20px;
}

.nav-submenu a:hover::before {
  height: 20px;
}

@media (max-width: 768px) {
  .nav-submenu {
    position: static;
    background: transparent;
    border: none;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-fast);
  }

  .nav-dropdown:hover .nav-submenu,
  .nav-toggle-dropdown[aria-expanded="true"] + .nav-submenu {
    max-height: 400px;
  }

  .nav-submenu a {
    padding: 8px 16px 8px 32px;
  }

  .nav-submenu a:hover {
    padding-left: 40px;
  }
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--text);
  cursor: pointer;
}

.theme-toggle {
  margin-left: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg);
  border: none;
  cursor: pointer;
  box-shadow: 8px 8px 16px var(--dark), -8px -8px 16px var(--light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  color: var(--text);
  font-size: 1.2rem;
}

.theme-toggle:hover {
  transform: scale(1.05);
  box-shadow: 10px 10px 20px var(--dark), -10px -10px 20px var(--light);
}

/* ================= HERO ================= */
.hero {
  padding-top: clamp(var(--space-3xl), 8vw, var(--space-4xl));
  padding-bottom: clamp(var(--space-3xl), 8vw, var(--space-4xl));
}

.role-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: 8px 8px 16px var(--dark), -8px -8px 16px var(--light);
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-lg);
}

.role-badge i {
  color: var(--accent);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero-subtagline {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: var(--space-xl);
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-2xl) 0;
  display: grid;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.hero-bullets li {
  position: relative;
  padding-left: 1.5rem;
}

.hero-bullets li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--space-2xl);
}

/* ================= HERO VISUAL SVG ================= */
.hero-visual {
  margin-top: var(--space-2xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  animation: fadeInUp 0.8s ease-out 0.4s forwards;
  opacity: 0;
  will-change: transform;
}

.process-flow {
  width: 100%;
  max-width: 500px;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(201, 160, 32, 0.15));
  transition: filter var(--transition-smooth);
}

.process-flow:hover {
  filter: drop-shadow(0 12px 24px rgba(201, 160, 32, 0.25));
}

.flow-circle {
  animation: flowCircleAppear 0.6s ease-out forwards, flowCirclePulse 3s ease-in-out infinite;
  transition: all var(--transition-smooth);
  transform-origin: center;
}

.flow-circle:hover {
  r: 42;
  filter: drop-shadow(0 4px 12px rgba(201, 160, 32, 0.3));
  animation-play-state: paused;
}

.flow-1 { animation-delay: 0.2s, 0s; }
.flow-2 { animation-delay: 0.4s, 0.75s; }
.flow-3 { animation-delay: 0.6s, 1.5s; }
.flow-4 { animation-delay: 0.8s, 2.25s; }

.flow-label {
  font-size: 12px;
  font-weight: 600;
  animation: fadeInUp 0.5s ease-out forwards, flowLabelScale 3s ease-in-out infinite;
  opacity: 0;
  transform-origin: center;
}

.flow-1 + .flow-label { animation-delay: 0.3s, 0s; }
.flow-2 + .flow-label { animation-delay: 0.5s, 0.75s; }
.flow-3 + .flow-label { animation-delay: 0.7s, 1.5s; }
.flow-4 + .flow-label { animation-delay: 0.9s, 2.25s; }

.flow-line {
  animation: flowLineDraw 0.8s ease-out forwards, flowLineFlow 3s ease-in-out infinite;
  stroke-dasharray: 30;
}

.flow-line-1 { animation-delay: 1s, 0s; }
.flow-line-2 { animation-delay: 1.2s, 0.75s; }
.flow-line-3 { animation-delay: 1.4s, 1.5s; }

.hero-visual-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-align: center;
  font-style: italic;
  letter-spacing: 0.5px;
  animation: slideInLeft 0.6s ease-out 1.8s forwards;
  opacity: 0;
}

/* ================= PAW TRAILS ================= */
/* Overlay eliminado a pedido: se mantiene bloque comentado por si se quiere reactivar en el futuro. */
.paw-trails { display: none; }
.paw { display: none; }

/* ================= SERVICES ================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
}

.service-card .service-icon {
  font-size: 1.75rem;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.service-card h3 {
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: 0.95rem;
}

/* ================= PROJECT THUMB HOVER ================= */
.project-hover {
  position: relative;
  overflow: visible; /* permite que las miniaturas sobresalgan del card */
}

.project-thumbs {
  position: absolute;
  top: var(--space-md);
  right: -16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  padding: 10px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  box-shadow: 12px 12px 24px var(--dark), -8px -8px 20px var(--light);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: all var(--transition-fast);
  z-index: 10;
  position: relative;
  overflow: hidden;
}

.project-hover:hover .project-thumbs {
  opacity: 1;
  transform: translateY(0);
}

.project-thumbs img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 8px;
  position: absolute;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.project-thumbs img.active {
  opacity: 1;
}

@media (max-width: 768px) {
  .project-thumbs { display: none; }
}

/* ================= 3D NEUMORPHIC SHAPES ================= */
.shape-3d-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  animation: fadeInUp 0.8s ease-out 0.2s forwards;
  opacity: 0;
}

.shape-3d-wrapper {
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1000px;
}

.shape-3d {
  width: 120px;
  height: 120px;
  position: relative;
  transform-style: preserve-3d;
  animation: rotate3D 6s infinite linear;
}

.shape-3d-face {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(201,160,32,0.15) 0%, rgba(255,255,255,0.05) 100%);
  border: 2px solid rgba(201,160,32,0.25);
  box-shadow:
    inset 0 2px 4px 0 rgba(255,255,255,0.15),
    inset 0 -4px 8px 0 rgba(0,0,0,0.08),
    inset -2px 0 8px 0 rgba(255,255,255,0.08),
    inset 2px 0 8px 0 rgba(0,0,0,0.04),
    0 8px 16px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 1px;
  backface-visibility: hidden;
}

[data-theme="dark"] .shape-3d-face {
  background: linear-gradient(135deg, rgba(201,160,32,0.08) 0%, rgba(255,255,255,0.02) 100%);
  border-color: rgba(201,160,32,0.15);
  box-shadow:
    inset 0 2px 4px 0 rgba(255,255,255,0.06),
    inset 0 -4px 8px 0 rgba(0,0,0,0.16),
    inset -2px 0 8px 0 rgba(255,255,255,0.03),
    inset 2px 0 8px 0 rgba(0,0,0,0.12),
    0 8px 16px rgba(0,0,0,0.25);
}

/* Cube faces - base transforms always applied */
.cube-front {
  transform: translateZ(60px) !important;
}

.cube-back {
  transform: translateZ(-60px) rotateY(180deg) !important;
}

.cube-right {
  transform: rotateY(90deg) translateZ(60px) !important;
}

.cube-left {
  transform: rotateY(-90deg) translateZ(60px) !important;
}

.cube-top {
  transform: rotateX(90deg) translateZ(60px) !important;
}

.cube-bottom {
  transform: rotateX(-90deg) translateZ(60px) !important;
}

/* Cube style colors and effects */
.shape-3d.cube .cube-front {
  background: linear-gradient(135deg, rgba(201,160,32,0.15) 0%, rgba(255,255,255,0.05) 100%) !important;
  border-color: rgba(201,160,32,0.35) !important;
  box-shadow: inset 0 2px 4px 0 rgba(255,255,255,0.15), inset 0 -4px 8px 0 rgba(0,0,0,0.08), inset -2px 0 8px 0 rgba(255,255,255,0.08), inset 2px 0 8px 0 rgba(0,0,0,0.04), 0 8px 16px rgba(0,0,0,0.1) !important;
}

.shape-3d.cube .cube-back {
  background: linear-gradient(315deg, rgba(201,160,32,0.10) 0%, rgba(0,0,0,0.08) 100%) !important;
  border-color: rgba(201,160,32,0.25) !important;
  box-shadow: inset 0 2px 4px 0 rgba(255,255,255,0.10), inset 0 -4px 8px 0 rgba(0,0,0,0.12), inset -2px 0 8px 0 rgba(255,255,255,0.06), inset 2px 0 8px 0 rgba(0,0,0,0.08), 0 8px 16px rgba(0,0,0,0.15) !important;
}

.shape-3d.cube .cube-right {
  background: linear-gradient(90deg, rgba(255,255,255,0.12) 0%, rgba(201,160,32,0.12) 50%, rgba(0,0,0,0.10) 100%) !important;
  border-color: rgba(201,160,32,0.30) !important;
  box-shadow: inset -2px 0 8px rgba(0,0,0,0.1), inset 2px 0 8px rgba(255,255,255,0.08), 0 8px 16px rgba(0,0,0,0.12) !important;
}

.shape-3d.cube .cube-left {
  background: linear-gradient(270deg, rgba(255,255,255,0.10) 0%, rgba(201,160,32,0.10) 50%, rgba(0,0,0,0.12) 100%) !important;
  border-color: rgba(201,160,32,0.28) !important;
  box-shadow: inset -2px 0 8px rgba(0,0,0,0.12), inset 2px 0 8px rgba(255,255,255,0.06), 0 8px 16px rgba(0,0,0,0.14) !important;
}

.shape-3d.cube .cube-top {
  background: linear-gradient(180deg, rgba(255,255,255,0.15) 0%, rgba(201,160,32,0.08) 100%) !important;
  border-color: rgba(201,160,32,0.32) !important;
  box-shadow: inset 0 -2px 8px rgba(0,0,0,0.08), inset 0 2px 8px rgba(255,255,255,0.10), 0 8px 16px rgba(0,0,0,0.10) !important;
}

.shape-3d.cube .cube-bottom {
  background: linear-gradient(0deg, rgba(255,255,255,0.10) 0%, rgba(201,160,32,0.06) 100%) !important;
  border-color: rgba(201,160,32,0.22) !important;
  box-shadow: inset 0 -2px 8px rgba(0,0,0,0.12), inset 0 2px 8px rgba(255,255,255,0.08), 0 8px 16px rgba(0,0,0,0.12) !important;
}

[data-theme="dark"] .shape-3d.cube .cube-front {
  background: linear-gradient(135deg, rgba(201,160,32,0.08) 0%, rgba(255,255,255,0.02) 100%) !important;
  border-color: rgba(201,160,32,0.20) !important;
  box-shadow: inset 0 2px 4px 0 rgba(255,255,255,0.06), inset 0 -4px 8px 0 rgba(0,0,0,0.16), inset -2px 0 8px 0 rgba(255,255,255,0.03), inset 2px 0 8px 0 rgba(0,0,0,0.12), 0 8px 16px rgba(0,0,0,0.25) !important;
}

[data-theme="dark"] .shape-3d.cube .cube-back {
  background: linear-gradient(315deg, rgba(201,160,32,0.06) 0%, rgba(0,0,0,0.15) 100%) !important;
  border-color: rgba(201,160,32,0.15) !important;
  box-shadow: inset 0 2px 4px 0 rgba(255,255,255,0.03), inset 0 -4px 8px 0 rgba(0,0,0,0.20), inset -2px 0 8px 0 rgba(255,255,255,0.02), inset 2px 0 8px 0 rgba(0,0,0,0.16), 0 8px 16px rgba(0,0,0,0.30) !important;
}

[data-theme="dark"] .shape-3d.cube .cube-right {
  background: linear-gradient(90deg, rgba(255,255,255,0.05) 0%, rgba(201,160,32,0.06) 50%, rgba(0,0,0,0.18) 100%) !important;
  border-color: rgba(201,160,32,0.16) !important;
  box-shadow: inset -2px 0 8px rgba(0,0,0,0.20), inset 2px 0 8px rgba(255,255,255,0.03), 0 8px 16px rgba(0,0,0,0.28) !important;
}

[data-theme="dark"] .shape-3d.cube .cube-left {
  background: linear-gradient(270deg, rgba(255,255,255,0.04) 0%, rgba(201,160,32,0.05) 50%, rgba(0,0,0,0.20) 100%) !important;
  border-color: rgba(201,160,32,0.14) !important;
  box-shadow: inset -2px 0 8px rgba(0,0,0,0.22), inset 2px 0 8px rgba(255,255,255,0.02), 0 8px 16px rgba(0,0,0,0.32) !important;
}

[data-theme="dark"] .shape-3d.cube .cube-top {
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, rgba(201,160,32,0.04) 100%) !important;
  border-color: rgba(201,160,32,0.18) !important;
  box-shadow: inset 0 -2px 8px rgba(0,0,0,0.16), inset 0 2px 8px rgba(255,255,255,0.04), 0 8px 16px rgba(0,0,0,0.26) !important;
}

[data-theme="dark"] .shape-3d.cube .cube-bottom {
  background: linear-gradient(0deg, rgba(255,255,255,0.04) 0%, rgba(201,160,32,0.03) 100%) !important;
  border-color: rgba(201,160,32,0.12) !important;
  box-shadow: inset 0 -2px 8px rgba(0,0,0,0.18), inset 0 2px 8px rgba(255,255,255,0.02), 0 8px 16px rgba(0,0,0,0.30) !important;
}

/* Sphere - Show only front face as sphere, hide others */
.shape-3d.sphere {
  width: 120px;
  height: 120px;
}

.shape-3d.sphere .shape-3d-face {
  opacity: 0;
}

.shape-3d.sphere .cube-front {
  display: flex !important;
  opacity: 1 !important;
  border-radius: 50% !important;
  border: 3px solid rgba(201,160,32,0.35) !important;
  background: radial-gradient(circle at 35% 35%, rgba(255,255,255,0.25) 0%, rgba(201,160,32,0.10) 40%, rgba(0,0,0,0.15) 100%) !important;
  box-shadow:
    inset -8px -8px 16px rgba(0,0,0,0.2),
    inset 4px 4px 12px rgba(255,255,255,0.15),
    inset -2px -2px 8px rgba(0,0,0,0.1),
    0 12px 24px rgba(0,0,0,0.15) !important;
}

[data-theme="dark"] .shape-3d.sphere .cube-front {
  background: radial-gradient(circle at 35% 35%, rgba(255,255,255,0.10) 0%, rgba(201,160,32,0.05) 40%, rgba(0,0,0,0.30) 100%) !important;
  box-shadow:
    inset -8px -8px 16px rgba(0,0,0,0.4),
    inset 4px 4px 12px rgba(255,255,255,0.08),
    inset -2px -2px 8px rgba(0,0,0,0.25),
    0 12px 24px rgba(0,0,0,0.30) !important;
}

.shape-3d.sphere .cube-back,
.shape-3d.sphere .cube-right,
.shape-3d.sphere .cube-left,
.shape-3d.sphere .cube-top,
.shape-3d.sphere .cube-bottom {
  opacity: 0 !important;
}

/* Pyramid - 4 true triangular faces */
.shape-3d.pyramid {
  width: 120px;
  height: 120px;
}

.shape-3d.pyramid .shape-3d-face {
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%) !important;
  border: 2px solid rgba(201,160,32,0.30) !important;
}

/* Para pirámide, necesitamos transforms especiales que se aplicana ADICIONALES */
.shape-3d.pyramid .cube-front {
  background: linear-gradient(180deg, rgba(201,160,32,0.15) 0%, rgba(201,160,32,0.08) 100%) !important;
  box-shadow: inset -4px -4px 12px rgba(0,0,0,0.15), inset 2px 2px 8px rgba(255,255,255,0.10) !important;
}

.shape-3d.pyramid .cube-back {
  display: none;
}

.shape-3d.pyramid .cube-right {
  background: linear-gradient(180deg, rgba(201,160,32,0.12) 0%, rgba(201,160,32,0.06) 100%) !important;
  box-shadow: inset -4px -4px 12px rgba(0,0,0,0.20), inset 2px 2px 8px rgba(255,255,255,0.08) !important;
}

.shape-3d.pyramid .cube-left {
  background: linear-gradient(180deg, rgba(201,160,32,0.10) 0%, rgba(201,160,32,0.05) 100%) !important;
  box-shadow: inset -4px -4px 12px rgba(0,0,0,0.25), inset 2px 2px 8px rgba(255,255,255,0.06) !important;
}

.shape-3d.pyramid .cube-top {
  clip-path: polygon(50% 50%, 100% 0%, 100% 100%, 0% 100%, 0% 0%) !important;
  background: linear-gradient(180deg, rgba(201,160,32,0.08) 0%, rgba(0,0,0,0.08) 100%) !important;
  box-shadow: inset 0 -4px 12px rgba(0,0,0,0.15) !important;
}

.shape-3d.pyramid .cube-bottom {
  display: none;
}

[data-theme="dark"] .shape-3d.pyramid .shape-3d-face {
  border-color: rgba(201,160,32,0.18) !important;
}

/* Cylinder - Circular top/bottom with realistic sides */
.shape-3d.cylinder {
  width: 120px;
  height: 120px;
}

.shape-3d.cylinder .shape-3d-face {
  border-radius: 0;
  border: 2px solid rgba(201,160,32,0.25) !important;
}

.shape-3d.cylinder .cube-front {
  background: linear-gradient(90deg, rgba(0,0,0,0.05) 0%, rgba(201,160,32,0.10) 50%, rgba(0,0,0,0.08) 100%) !important;
  box-shadow: inset -2px 0 8px rgba(0,0,0,0.1), inset 2px 0 8px rgba(255,255,255,0.08) !important;
}

.shape-3d.cylinder .cube-back {
  background: linear-gradient(270deg, rgba(0,0,0,0.08) 0%, rgba(201,160,32,0.08) 50%, rgba(0,0,0,0.06) 100%) !important;
  box-shadow: inset -2px 0 8px rgba(0,0,0,0.12), inset 2px 0 8px rgba(255,255,255,0.06) !important;
}

.shape-3d.cylinder .cube-right {
  width: 100px;
  height: 140px;
  border-radius: 50% / 0% !important;
  background: linear-gradient(90deg, rgba(255,255,255,0.15) 0%, rgba(201,160,32,0.12) 50%, rgba(0,0,0,0.12) 100%) !important;
  box-shadow: inset -3px 0 10px rgba(0,0,0,0.15), inset 3px 0 10px rgba(255,255,255,0.10) !important;
  border: 2px solid rgba(201,160,32,0.25) !important;
}

.shape-3d.cylinder .cube-left {
  width: 100px;
  height: 140px;
  border-radius: 50% / 0% !important;
  background: linear-gradient(270deg, rgba(255,255,255,0.12) 0%, rgba(201,160,32,0.10) 50%, rgba(0,0,0,0.15) 100%) !important;
  box-shadow: inset -3px 0 10px rgba(0,0,0,0.18), inset 3px 0 10px rgba(255,255,255,0.08) !important;
  border: 2px solid rgba(201,160,32,0.25) !important;
}

.shape-3d.cylinder .cube-top {
  border-radius: 50% !important;
  background: radial-gradient(circle at 40% 40%, rgba(255,255,255,0.20) 0%, rgba(201,160,32,0.12) 60%, rgba(0,0,0,0.10) 100%) !important;
  box-shadow: inset -4px -4px 12px rgba(0,0,0,0.12), inset 2px 2px 8px rgba(255,255,255,0.12) !important;
}

.shape-3d.cylinder .cube-bottom {
  border-radius: 50% !important;
  background: radial-gradient(circle at 60% 60%, rgba(0,0,0,0.15) 0%, rgba(201,160,32,0.08) 40%, rgba(255,255,255,0.08) 100%) !important;
  box-shadow: inset -4px -4px 12px rgba(0,0,0,0.15), inset 2px 2px 8px rgba(255,255,255,0.08) !important;
}

[data-theme="dark"] .shape-3d.cylinder .shape-3d-face {
  border-color: rgba(201,160,32,0.15) !important;
}

/* 3D Rotation Animation */
@keyframes rotate3D {
  0% {
    transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
  }
  25% {
    transform: rotateX(45deg) rotateY(90deg) rotateZ(0deg);
  }
  50% {
    transform: rotateX(90deg) rotateY(180deg) rotateZ(45deg);
  }
  75% {
    transform: rotateX(45deg) rotateY(270deg) rotateZ(90deg);
  }
  100% {
    transform: rotateX(0deg) rotateY(360deg) rotateZ(360deg);
  }
}

.shape-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.5px;
  animation: fadeInUp 0.8s ease-out 0.3s forwards;
  opacity: 0;
}

.btn-primary,
.btn-secondary {
  padding: 14px 32px;
  border-radius: 20px;
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
}

.btn-primary::before,
.btn-secondary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transform: translate(-50%, -50%);
  transition: width 600ms, height 600ms;
  pointer-events: none;
}

.btn-primary:active::before,
.btn-secondary:active::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #5a6b7d;
  box-shadow: 8px 8px 16px rgba(134, 239, 194, 0.2), -4px -4px 12px rgba(255, 255, 255, 0.3);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: shimmerMove 2s infinite;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 12px 12px 24px rgba(134, 239, 194, 0.4), -6px -6px 16px rgba(255, 255, 255, 0.4);
}

.btn-primary:active {
  transform: translateY(-1px) scale(1.02);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--accent);
  box-shadow: 6px 6px 12px var(--dark), -6px -6px 12px var(--light);
  transition: all var(--transition-smooth);
}

.btn-secondary:hover {
  background: var(--accent);
  color: #5a6b7d;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 10px 10px 20px var(--dark), -8px -8px 16px var(--light);
}

/* ================= LEY DE FITTS - BOTONES ACCESIBLES ================= */
.btn-large {
  padding: 18px 40px !important;
  font-size: 1rem !important;
  min-width: 200px;
  min-height: 52px;
  gap: var(--space-md) !important;
}

.btn-large i {
  font-size: 1.2rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
}

.hero-text {
  z-index: 2;
}

.hero-visual {
  position: relative;
  z-index: 1;
}

/* ================= CARD ================= */
.card {
  position: relative;
  padding: 2.5rem;
  border-radius: 28px;
  background: var(--bg);
  box-shadow: 
    20px 20px 40px var(--dark),
    -14px -14px 32px var(--light);
  transition: all var(--transition-smooth);
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
  pointer-events: none;
  border-radius: 28px;
}

.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  pointer-events: none;
  transition: left var(--transition-smooth);
  animation: shimmerMove 3s infinite;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 
    24px 24px 48px var(--dark),
    -16px -16px 36px var(--light),
    0 0 20px rgba(32, 201, 151, 0.1);
}

.card:hover::after {
  left: 100%;
}

.card ul {
  list-style: none;
  padding: 0;
}

.card li {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

.card li:last-child {
  margin-bottom: 0;
}

.about-list li i {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
}

/* ================= ICON UTILITIES ================= */
.icon-sm {
  font-size: var(--icon-sm);
}

.icon-md {
  font-size: var(--icon-md);
}

.icon-lg {
  font-size: var(--icon-lg);
}

.icon-xl {
  font-size: var(--icon-xl);
}

/* Icon consistency for common patterns */
.card h3 i,
.process-step .step-icon i,
.contact-card i {
  font-size: var(--icon-lg);
}

/* ================= GRID ================= */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 3rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2.5rem;
}

/* ================= PROJECT ================= */
.project-info {
  position: relative;
  z-index: 2;
  padding-bottom: var(--space-lg);
}

.project-hover {
  position: relative;
  min-height: 320px;
  overflow: hidden;
  cursor: pointer;
}

.project-preview {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  opacity: 0;
  transition: all var(--transition-smooth);
  border-radius: 28px;
}

.project-hover:hover .project-preview {
  opacity: 1;
}

.project-preview img {
  width: 100%;
  height: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 12px;
}

/* ================= BANNER ================= */
.banner {
  margin-top: var(--space-4xl);
  padding: 0 var(--space-lg);
}

.banner-wrap {
  position: relative;
  max-width: 1200px;
  margin: auto;
  border-radius: 32px;
  overflow: hidden;
}

.banner img {
  width: 100%;
  border-radius: 32px;
  box-shadow: 24px 24px 48px var(--dark), -16px -16px 36px var(--light);
}

/* ================= FOOTER ================= */
.footer {
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  border-top: 1px solid var(--glass-border);
}

/* ================= SCROLL TO TOP BUTTON ================= */
.scroll-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  border: none;
  border-radius: 50%;
  color: #2b2f38;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  transition: all var(--transition-smooth);
  opacity: 0;
  pointer-events: none;
}

.scroll-to-top:hover {
  transform: translateY(-4px) scale(1.1);
  box-shadow: 
    16px 16px 32px var(--dark),
    -10px -10px 24px var(--light),
    0 8px 16px rgba(201, 160, 32, 0.3);
}

.scroll-to-top:active {
  transform: translateY(-2px) scale(1.05);
}

.scroll-to-top.show {
  opacity: 1;
  pointer-events: auto;
  animation: floatButtonIn 0.4s ease-out forwards;
}

@keyframes floatButtonIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ================= RESPONSIVE ================= */
@media (max-width: 900px) {
  section {
    padding: var(--space-3xl) 0;
  }

  h1 {
    font-size: 2.75rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .card {
    padding: var(--space-lg);
  }

  .nav-toggle {
    display: block;
  }

  .nav-container {
    padding: var(--space-xl) var(--space-2xl);
    gap: var(--space-xl);
  }

  .nav-actions {
    gap: var(--space-xl);
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    right: var(--space-lg);
    flex-direction: column;
    background: var(--bg);
    padding: var(--space-lg);
    border-radius: 20px;
    box-shadow: 12px 12px 24px var(--dark), -12px -12px 24px var(--light);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: all var(--transition-fast);
    gap: var(--space-lg);
    row-gap: var(--space-lg);
    min-width: 240px;
  }

  .nav-menu.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .project-preview {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .grid-2,
  .grid-3 {
    gap: var(--space-xl);
  }
}

/* ================= CHALLENGES SECTION ================= */
#challenges {
  background: linear-gradient(180deg, var(--bg) 0%, rgba(201, 160, 32, 0.02) 100%);
  position: relative;
}

.challenges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
}

.challenge-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--accent-secondary);
  padding: var(--space-xl);
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
  transition: all var(--transition-smooth);
}

.challenge-card:nth-child(1) { animation-delay: 0.1s; }
.challenge-card:nth-child(2) { animation-delay: 0.2s; }
.challenge-card:nth-child(3) { animation-delay: 0.3s; }

.challenge-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow:
    18px 18px 32px var(--dark),
    -10px -10px 24px var(--light),
    0 0 20px rgba(32, 201, 151, 0.15);
}

.challenge-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.challenge-header i {
  font-size: var(--icon-lg);
  color: var(--accent);
}

.challenge-header h3 {
  color: var(--text);
  font-size: 1.25rem;
  margin: 0;
}

.challenge-comparison {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.comparison-block {
  flex: 1;
  text-align: center;
}

.comparison-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.comparison-visual {
  background: rgba(0,0,0,0.02);
  padding: var(--space-md);
  border-radius: 12px;
  min-height: 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-sm);
}

@media (max-width: 640px) {
  .challenge-comparison {
    flex-direction: column;
  }
  
  .challenge-comparison i {
    transform: rotate(90deg);
  }

  section > .container > .section-title::after {
    width: 60px;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.1rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .hero-actions {
    flex-direction: column;
  }

  .card {
    padding: var(--space-md);
  }

  .container {
    padding: 0 var(--space-md);
  }

  .project-tags {
    gap: var(--space-xs);
  }

  .tag {
    font-size: 0.75rem;
    padding: 3px 10px;
  }

  .project-actions {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .project-actions .btn-secondary {
    width: 100%;
  }
}

/* ================= PROJECT PREVIEW FIX ================= */
@media (hover: hover) {
  .project-preview {
    opacity: 0;
    pointer-events: none;
  }

  .project-hover:hover .project-preview {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (hover: none) {
  .project-preview {
    display: none;
  }
}

/* ================= ACCESSIBILITY ================= */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ================= HERO BANNER ================= */
#hero-banner {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: 28px;
  box-shadow:
    20px 20px 40px var(--dark),
    -14px -14px 32px var(--light);
  transition: filter 500ms ease-out, 
              transform 500ms ease-out;
}

#hero-banner:hover {
  transform: scale(1.008);
  filter: url(#liquidFilter) brightness(1.02) saturate(1.03);
}

@media (hover: none) {
  #hero-banner {
    transition: transform var(--transition-smooth);
  }

  #hero-banner:hover {
    filter: brightness(1.03) saturate(1.05);
  }
}

/* ================= PROJECT TAGS & ACTIONS ================= */
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.tag {
  display: inline-block;
  background: var(--accent);
  color: #0b0b0c;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  opacity: 0.85;
  transition: opacity var(--transition-fast);
}

[data-theme="dark"] .tag {
  background: var(--accent);
  color: #0b0b0c;
}

.tag:hover {
  opacity: 1;
}

.project-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.project-actions .btn-secondary {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.9rem;
  padding: 10px 16px;
}

.project-actions i {
  font-size: 1rem;
}

.project-showcase {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 280px;
  gap: var(--space-lg);
}

.project-showcase h3 {
  font-size: 1.4rem;
  margin: 0;
}

.project-showcase p {
  margin: 0;
  color: var(--text-secondary);
}

.project-showcase .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ================= CERTIFICATIONS ================= */
#certifications {
  padding: var(--space-4xl) 0;
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
  margin-bottom: var(--space-3xl);
}

.cert-category {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 2.5rem;
  border-radius: 24px;
  box-shadow: 
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  transition: all var(--transition-smooth);
}

.cert-category:hover {
  transform: translateY(-4px);
  box-shadow:
    18px 18px 32px var(--dark),
    -10px -10px 24px var(--light);
}

.cert-category h3 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--accent-secondary);
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
  font-weight: 700;
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--accent-secondary);
}

.cert-category i {
  font-size: 1.3rem;
}

.cert-list {
  list-style: none;
}

.cert-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.cert-list i {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
  font-size: 1rem;
}

.cert-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  text-align: center;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
}

.cert-footer p {
  margin: 0;
  font-weight: 500;
}

.cert-footer .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 900px) {
  .certifications-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cert-footer {
    flex-direction: column;
    gap: var(--space-md);
  }

  .cert-footer .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .certifications-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .cert-category {
    padding: var(--space-lg);
  }

  .cert-list li {
    font-size: 0.9rem;
  }
}
/* ================= HERO STATS ================= */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin: var(--space-2xl) 0;
  padding: var(--space-xl);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

@media (max-width: 900px) {
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    padding: var(--space-lg);
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.75rem;
  }
}

/* ================= PROFICIENCY BADGES ================= */
.proficiency {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-right: var(--space-sm);
}

.proficiency.expert {
  background: var(--accent);
  color: #0b0b0c;
}

.proficiency.advanced {
  background: rgba(212, 175, 55, 0.3);
  color: var(--accent);
  border: 1px solid var(--accent);
}

.proficiency.intermediate {
  background: rgba(180, 184, 195, 0.2);
  color: var(--text-secondary);
  border: 1px solid rgba(180, 184, 195, 0.4);
}

/* ================= PROCESS SECTION ================= */
#process {
  padding: var(--space-4xl) 0;
  position: relative;
  animation: distortionWave 5s ease-in-out infinite;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.process-step {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--accent-secondary);
  padding: var(--space-xl);
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  transition: all var(--transition-smooth);
  text-align: center;
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
}

.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(3) { animation-delay: 0.2s; }
.process-step:nth-child(5) { animation-delay: 0.3s; }
.process-step:nth-child(7) { animation-delay: 0.4s; }

.process-step:hover {
  transform: translateY(-8px);
  box-shadow:
    20px 20px 40px var(--dark),
    -10px -10px 24px var(--light);
}

.step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-lg);
  background: var(--accent-secondary);
  border-radius: 16px;
  color: var(--text);
  font-size: 1.8rem;
  font-weight: 700;
}

.process-step h3 {
  color: var(--accent);
  font-size: 1.15rem;
  margin-bottom: var(--space-md);
}

.process-step p {
  font-size: 0.9rem;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.process-list {
  list-style: none;
  text-align: left;
}

.process-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.process-list li::before {
  content: "•";
  color: var(--accent);
  font-weight: bold;
}

.process-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  grid-column: auto;
  opacity: 0.4;
  font-size: 1.5rem;
  color: var(--accent);
}

@media (max-width: 900px) {
  .process-timeline {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .process-divider {
    display: none;
  }

  .process-step {
    text-align: left;
  }

  .step-icon {
    margin: 0 0 var(--space-lg) 0;
  }
}

/* ================= TESTIMONIALS ================= */
#testimonials {
  padding: var(--space-4xl) 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 4rem;
}

.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-top: 3px solid var(--accent-secondary);
  padding: 2.5rem;
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  transition: all var(--transition-smooth);
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
}

.testimonial-card:nth-child(1) { animation-delay: 0.1s; }
.testimonial-card:nth-child(2) { animation-delay: 0.2s; }
.testimonial-card:nth-child(3) { animation-delay: 0.3s; }

.testimonial-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    18px 18px 32px var(--dark),
    -10px -10px 24px var(--light),
    0 0 30px rgba(32, 201, 151, 0.2);
}

.testimonial-header {
  margin-bottom: var(--space-lg);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  color: var(--accent);
  font-size: 1rem;
}

.testimonial-text {
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  font-style: italic;
  color: var(--text-secondary);
}

.testimonial-footer {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--glass-border);
}

.testimonial-footer strong {
  color: var(--accent);
  font-size: 0.95rem;
}

.testimonial-footer span {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ================= ANIMATIONS ================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes iconPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

@keyframes flowCircleAppear {
  0% {
    opacity: 0;
    r: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 1;
    r: 35;
  }
}

@keyframes flowLineDraw {
  from {
    stroke-dashoffset: 30;
  }
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes flowCirclePulse {
  0%, 100% {
    r: 35;
    opacity: 1;
    filter: drop-shadow(0 2px 8px rgba(201, 160, 32, 0.15));
  }
  50% {
    r: 38;
    opacity: 0.95;
    filter: drop-shadow(0 6px 16px rgba(201, 160, 32, 0.25));
  }
}

@keyframes flowLabelScale {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.08);
    opacity: 0.95;
  }
}

@keyframes flowLineFlow {
  0%, 100% {
    stroke-dashoffset: 0;
    opacity: 0.6;
  }
  25% {
    stroke-dashoffset: -30;
    opacity: 0.8;
  }
  50% {
    stroke-dashoffset: -60;
    opacity: 1;
  }
  75% {
    stroke-dashoffset: -30;
    opacity: 0.8;
  }
}

@keyframes distortionWave {
  0%, 100% {
    filter: skewY(0deg);
  }
  50% {
    filter: skewY(0.5deg);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(32, 201, 151, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(32, 201, 151, 0.6);
  }
}

@keyframes shimmerMove {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Icon animations on hover */
.proof-badge i,
.contact-card i,
.btn-primary i,
.btn-secondary i {
  transition: transform var(--transition-fast);
}

.proof-badge:hover i,
.contact-card:hover i,
.btn-primary:hover i,
.btn-secondary:hover i {
  animation: iconPulse 600ms ease-out;
}

/* Scroll animations */
[data-scroll-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[data-scroll-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

/* ================= CONTACT SECTION ================= */
#contact {
  padding: var(--space-4xl) 0;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-3xl);
  margin-top: var(--space-2xl);
}

.contact-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.contact-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: var(--space-xl);
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
}

.contact-card:nth-child(1) { animation-delay: 0.1s; }
.contact-card:nth-child(2) { animation-delay: 0.2s; }
.contact-card:nth-child(3) { animation-delay: 0.3s; }

.contact-card:hover {
  transform: translateY(-8px);
  box-shadow:
    20px 20px 40px var(--dark),
    -10px -10px 24px var(--light);
}

.contact-card i {
  font-size: 2rem;
  color: var(--accent);
}

.contact-card h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--accent);
}

.contact-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.contact-card .btn-secondary {
  margin-top: var(--space-sm);
  width: 100%;
}

.contact-info {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: var(--space-xl);
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  animation: fadeInUp 0.6s ease-out 0.4s forwards;
  opacity: 0;
}

.contact-info h3 {
  color: var(--accent);
  margin-bottom: var(--space-lg);
}

.contact-info p {
  margin-bottom: var(--space-sm);
  font-size: 0.95rem;
}

.contact-info strong {
  color: var(--accent);
}

@media (max-width: 900px) {
  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .contact-options {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .contact-options {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .contact-card {
    padding: var(--space-lg);
  }
}

/* ================= NAV ACTIONS ================= */
.nav-actions {
  display: flex;
  align-items: center;
  gap: clamp(2rem, 3vw, 3.25rem);
}

.nav-cv-button {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  background: var(--accent);
  color: #0b0b0c;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-shadow: 
    8px 8px 16px var(--dark),
    -4px -4px 12px var(--light);
}

.nav-cv-button:hover {
  transform: translateY(-2px);
  box-shadow:
    12px 12px 20px var(--dark),
    -6px -6px 16px var(--light);
}

/* ================= BLOG SECTION ================= */
#blog {
  padding: var(--space-4xl) 0;
}

/* ================= LEY DE HICK & PROXIMIDAD - 3 ARTICULOS DESTACADOS ================= */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.blog-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-top: 3px solid var(--accent-secondary);
  padding: 2rem;
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
}

.blog-card:nth-child(1) { animation-delay: 0.1s; }
.blog-card:nth-child(2) { animation-delay: 0.2s; }
.blog-card:nth-child(3) { animation-delay: 0.3s; }

.blog-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow:
    18px 18px 32px var(--dark),
    -10px -10px 24px var(--light),
    0 0 20px rgba(32, 201, 151, 0.1);
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8rem;
}

.blog-date {
  color: var(--muted);
  font-weight: 500;
}

.blog-category {
  background: linear-gradient(135deg, rgba(201, 160, 32, 0.15), rgba(32, 201, 151, 0.1));
  color: var(--accent);
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border: 1px solid rgba(201, 160, 32, 0.2);
}

.blog-card h3 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--text);
  line-height: 1.3;
  font-weight: 700;
}

.blog-preview {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.blog-highlight {
  background: rgba(32, 201, 151, 0.05);
  border-left: 3px solid var(--accent-secondary);
  padding: var(--space-md);
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

.blog-highlight strong {
  color: var(--accent);
}

.blog-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  flex-grow: 1;
}

.blog-content-preview {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  padding: var(--space-md);
  background: rgba(0, 0, 0, 0.05);
  border-radius: 12px;
  border-left: 3px solid var(--accent);
}

[data-theme="dark"] .blog-content-preview {
  background: rgba(255, 255, 255, 0.05);
}

.blog-content-preview strong {
  color: var(--text);
  font-weight: 700;
}

.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tag-small {
  display: inline-block;
  background: rgba(180, 184, 195, 0.2);
  color: var(--text-secondary);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ================= LEY DE ZEIGARNIK - CTA INCOMPLETO QUE INVITA A LEER ================= */
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition-fast);
  margin-top: auto;
  font-size: 0.95rem;
}

.read-more i {
  transition: transform var(--transition-fast);
}

.read-more:hover {
  gap: 14px;
  color: var(--accent-hover);
}

.read-more:hover i {
  transform: translateX(2px);
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.blog-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
  text-align: center;
}

.blog-footer a {
  animation: slideInUp 0.6s ease-out forwards;
  opacity: 0;
}

.blog-footer p {
  margin: 0;
  font-weight: 500;
}

/* ================= PROJECT CARDS IMPROVEMENTS ================= */
.project-challenge {
  background: rgba(212, 175, 55, 0.1);
  border-left: 3px solid var(--accent);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.project-challenge strong {
  color: var(--accent);
}

.project-result {
  background: rgba(100, 200, 150, 0.1);
  border-left: 3px solid rgba(100, 200, 150, 0.8);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 8px;
  font-size: 0.9rem;
  margin-top: var(--space-md);
}

.project-result strong {
  color: rgba(100, 200, 150, 0.9);
}

@media (max-width: 900px) {
  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 900px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-cv-button {
    padding: 8px 12px;
    font-size: 0.8rem;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-footer {
    flex-direction: column;
  }

  .blog-footer .btn-secondary {
    width: 100%;
  }
}

/* ================= SKILLS CHART SECTION ================= */
#skills-chart {
  padding: var(--space-4xl) 0;
}

.skills-chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
}

.skill-chart-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 2.5rem;
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
}

.skill-chart-card:nth-child(1) { animation-delay: 0.1s; }
.skill-chart-card:nth-child(2) { animation-delay: 0.15s; }
.skill-chart-card:nth-child(3) { animation-delay: 0.2s; }
.skill-chart-card:nth-child(4) { animation-delay: 0.25s; }
.skill-chart-card:nth-child(5) { animation-delay: 0.3s; }
.skill-chart-card:nth-child(6) { animation-delay: 0.35s; }

.skill-chart-card h3 {
  margin: 0 0 var(--space-lg) 0;
  font-size: 1.1rem;
  color: var(--accent);
}

.skill-bar {
  height: 8px;
  background: rgba(180, 184, 195, 0.2);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #FFD700);
  border-radius: 12px;
  transition: width 1s cubic-bezier(0.34, 1.56, 0.64, 1);
  animation: slideIn 1s ease-out forwards;
  opacity: 0;
}

.skill-label {
  display: inline-block;
  background: rgba(212, 175, 55, 0.2);
  color: var(--accent);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

@keyframes slideIn {
  from {
    width: 0 !important;
    opacity: 1;
  }
  to {
    opacity: 1;
  }
}

/* ================= QUIZ SECTION ================= */
#quiz {
  padding: var(--space-4xl) 0;
}

.quiz-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: var(--space-2xl);
  border-radius: 24px;
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
  animation: fadeInUp 0.6s ease-out forwards;
  opacity: 0;
}

.quiz-intro {
  text-align: center;
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  font-weight: 500;
}

.quiz-content {
  min-height: 300px;
}

.quiz-question {
  animation: fadeInUp 0.4s ease-out forwards;
}

.quiz-question h4 {
  font-size: 1.3rem;
  color: var(--accent);
  margin-bottom: var(--space-xl);
  text-align: center;
}

.quiz-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.quiz-option {
  background: var(--glass-bg);
  border: 2px solid var(--glass-border);
  padding: var(--space-lg);
  border-radius: 16px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-smooth);
  color: var(--text);
  text-align: left;
}

.quiz-option:hover {
  border-color: var(--accent);
  background: rgba(212, 175, 55, 0.1);
  transform: translateX(8px);
  box-shadow:
    12px 12px 24px var(--dark),
    -8px -8px 20px var(--light);
}

.quiz-option:active {
  transform: translateX(4px);
}

.quiz-result {
  text-align: center;
  padding: var(--space-2xl);
  background: rgba(212, 175, 55, 0.1);
  border: 2px solid var(--accent);
  border-radius: 16px;
  animation: slideInUp 0.6s ease-out;
}

.quiz-result h3 {
  color: var(--accent);
  font-size: 1.3rem;
  margin-bottom: var(--space-lg);
}

#result-content {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

#result-content h4 {
  color: var(--accent);
  font-size: 1.2rem;
  margin-bottom: var(--space-md);
}

#result-content p {
  margin-bottom: var(--space-md);
}

.quiz-navigation {
  text-align: center;
  margin-top: var(--space-xl);
}

.quiz-navigation .btn-secondary {
  display: inline-block;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .skills-chart-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .skills-chart-grid {
    grid-template-columns: 1fr;
  }

  .quiz-card {
    padding: var(--space-xl);
  }

  .quiz-option {
    padding: var(--space-lg);
    font-size: 0.95rem;
  }

  .proof-badges {
    flex-direction: column;
  }

  .contact-wrapper {
    flex-direction: column;
    gap: var(--space-xl);
  }

  .contact-form-section {
    order: 2;
  }

  .contact-options {
    order: 1;
  }
}

/* ================= SOCIAL PROOF SECTION ================= */
#social-proof {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg);
}

.proof-badges {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.proof-badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-radius: 20px;
  background: var(--light);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 
    8px 8px 16px var(--dark),
    -4px -4px 12px var(--light);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.proof-badge:hover {
  transform: translateY(-2px);
  box-shadow: 
    12px 12px 20px var(--dark),
    -6px -6px 16px var(--light);
  color: var(--accent);
}

.proof-badge i {
  font-size: 1.2rem;
  color: var(--accent);
}

/* ================= TESTIMONIAL AVATARS ================= */
.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  box-shadow: 
    4px 4px 12px rgba(0,0,0,0.15);
}

/* ================= CONTACT FORM ================= */
.contact-wrapper {
  display: flex;
  gap: var(--space-3xl);
  align-items: flex-start;
}

.contact-form-section {
  flex: 1;
  min-width: 300px;
}

.contact-form-section h3 {
  margin-bottom: var(--space-xl);
  color: var(--text);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.contact-form input,
.contact-form textarea {
  padding: var(--space-md) var(--space-lg);
  border: none;
  border-radius: 16px;
  background: var(--light);
  color: var(--text);
  font-family: 'Sora', sans-serif;
  font-size: 1rem;
  box-shadow: 
    inset 2px 2px 5px var(--dark),
    inset -2px -2px 5px var(--light);
  transition: all var(--transition-fast);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--muted);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  box-shadow: 
    inset 2px 2px 5px var(--dark),
    inset -2px -2px 5px var(--light),
    0 0 0 3px var(--accent);
}

.form-note {
  font-size: 0.9rem;
  color: var(--muted);
  text-align: center;
  min-height: 20px;
}

.form-note.success {
  color: #10b981;
}

.form-note.error {
  color: #ef4444;
}

/* ================= CERTIFICATES BADGES ================= */
.certs-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-2xl) 0;
}

.cert-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
  background: linear-gradient(135deg, rgba(201, 160, 32, 0.08) 0%, rgba(32, 201, 151, 0.04) 100%);
  border: 2px solid rgba(201, 160, 32, 0.3);
  border-radius: 12px;
  transition: all var(--transition-base);
}

.cert-badge:hover {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(201, 160, 32, 0.15) 0%, rgba(32, 201, 151, 0.1) 100%);
  transform: translateY(-4px);
}

.cert-badge i {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.cert-badge strong {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.cert-badge p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ================= PROJECT SUMMARY ================= */
.project-summary {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: var(--space-md) 0;
}

/* ================= RESPONSIVE CONTACT ================= */
@media (max-width: 900px) {
  .contact-options {
    grid-template-columns: 1fr;
  }

  .contact-wrapper {
    flex-direction: column;
  }

  .proof-badges {
    gap: var(--space-md);
  }

  .proof-badge {
    flex: 1;
    min-width: 200px;
    justify-content: center;
  }

  .certs-badges {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .certs-badges {
    grid-template-columns: 1fr;
  }
}

/* ================= NEUMORPHIC BACKGROUND PRESS EFFECT ================= */
body {
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

body.bg-pressed {
  background-color: #ead7e5;
  box-shadow: inset 0 20px 60px rgba(0, 0, 0, 0.15), 
              inset 0 -20px 60px rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] body.bg-pressed {
  background-color: #0a0a0a;
  box-shadow: inset 0 20px 60px rgba(0, 0, 0, 0.8), 
              inset 0 -20px 60px rgba(255, 255, 255, 0.05);
}