/* ============================================================
   elchuloflaco — Design System & Stylesheet (Premium Redesign)
   Estética: Web de Agencia Top / Dark & Light Mode / Micro-animaciones
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

:root, [data-theme="dark"] {
  /* Dynamic Palette - Dark Mode Default */
  --bg:          #07080c;
  --bg-subtle:   #0d0f15;
  --bg-elevated: #11141e;
  --card:        #121520;
  --card-hover:  #171b2a;
  
  --border:      rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --border-accent: rgba(124, 92, 255, 0.35);

  /* Typography Colors */
  --text-main:   #f8fafc;
  --text-mid:    #cbd5e1;
  --text-muted:  #8f9bb3;
  --text-faint:  #5a657d;

  /* Brand Accents */
  --accent-violet: #7c5cff;
  --accent-violet-glow: rgba(124, 92, 255, 0.25);
  --accent-cyan:   #22d3ee;
  --accent-cyan-glow: rgba(34, 211, 238, 0.2);
  --accent-green:  #34d399;
  --accent-amber:  #fbbf24;

  /* Shadows & Effects */
  --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md:  0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-lg:  0 20px 40px -15px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 35px rgba(124, 92, 255, 0.18);

  --grid-pattern: rgba(124, 92, 255, 0.04);
  --nav-bg: rgba(7, 8, 12, 0.75);
}

[data-theme="light"] {
  /* Dynamic Palette - Light Mode */
  --bg:          #f8fafc;
  --bg-subtle:   #f1f5f9;
  --bg-elevated: #ffffff;
  --card:        #ffffff;
  --card-hover:  #f8fafc;
  
  --border:      rgba(15, 23, 42, 0.08);
  --border-strong: rgba(15, 23, 42, 0.16);
  --border-accent: rgba(124, 92, 255, 0.4);

  /* Typography Colors */
  --text-main:   #0f172a;
  --text-mid:    #334155;
  --text-muted:  #64748b;
  --text-faint:  #94a3b8;

  /* Brand Accents */
  --accent-violet: #6d28d9;
  --accent-violet-glow: rgba(109, 40, 217, 0.15);
  --accent-cyan:   #0284c7;
  --accent-cyan-glow: rgba(2, 132, 199, 0.15);
  --accent-green:  #059669;
  --accent-amber:  #d97706;

  /* Shadows & Effects */
  --shadow-sm:  0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md:  0 10px 30px -10px rgba(15, 23, 42, 0.08);
  --shadow-lg:  0 20px 40px -15px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 35px rgba(109, 40, 217, 0.12);

  --grid-pattern: rgba(109, 40, 217, 0.03);
  --nav-bg: rgba(248, 250, 252, 0.82);
}

/* Tokens */
:root {
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --max-w: 1180px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Typography */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

::selection {
  background: var(--accent-violet-glow);
  color: var(--accent-violet);
}

body {
  background-color: var(--bg);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
  position: relative;
}

/* Background Grids & Ambient Halos */
.ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(var(--grid-pattern) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-pattern) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 80%);
}

.ambient-glow-1 {
  position: absolute;
  top: -150px;
  left: 10%;
  width: 650px;
  height: 550px;
  background: radial-gradient(circle, var(--accent-violet-glow) 0%, transparent 70%);
  filter: blur(80px);
  opacity: 0.85;
}

.ambient-glow-2 {
  position: absolute;
  top: 300px;
  right: 5%;
  width: 550px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-cyan-glow) 0%, transparent 70%);
  filter: blur(90px);
  opacity: 0.65;
}

.wrap {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------------------------------------------------- Navigation */
nav.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

nav.navbar .nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand-logo .logo-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent-violet), var(--accent-cyan));
  border-radius: 9px;
  font-size: 0.85rem;
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 4px 14px var(--accent-violet-glow);
  transition: transform var(--transition-fast);
}

.brand-logo:hover .logo-mark {
  transform: scale(1.06) rotate(-3deg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(124, 92, 255, 0.08);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Theme Switcher Button */
.theme-toggle {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  border-color: var(--accent-violet);
  transform: translateY(-1px);
  background: var(--card-hover);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-cta {
  color: var(--text-main);
  border: 1px solid var(--border-strong);
  background: var(--card);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 10px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-cta:hover {
  border-color: var(--accent-violet);
  box-shadow: 0 4px 16px var(--accent-violet-glow);
  background: var(--card-hover);
}

/* ---------------------------------------------------- Buttons & UI Elements */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-violet), #6366f1);
  color: #ffffff;
  box-shadow: 0 6px 20px var(--accent-violet-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px var(--accent-violet-glow);
  filter: brightness(1.08);
}

.btn-ghost {
  background: var(--card);
  color: var(--text-main);
  border-color: var(--border-strong);
}

.btn-ghost:hover {
  background: var(--card-hover);
  border-color: var(--accent-violet);
  transform: translateY(-2px);
}

/* ---------------------------------------------------- Hero Section */
header.hero {
  padding: 100px 0 70px;
  position: relative;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-mid);
  background: var(--card);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 7px 16px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
}

.status-pill .live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: pulse-ring 2.2s infinite;
}

@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); }
  70%  { box-shadow: 0 0 0 10px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

h1.hero-title {
  font-size: clamp(2.5rem, 5.8vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 24px;
}

h1.hero-title .gradient-text {
  background: linear-gradient(110deg, var(--accent-violet) 15%, var(--accent-cyan) 85%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-sub {
  max-width: 62ch;
  color: var(--text-muted);
  font-size: 1.15rem;
  line-height: 1.7;
  font-weight: 400;
}

.hero-sub strong {
  color: var(--text-main);
  font-weight: 600;
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Animated Hero Stats Grid */
.hero-stats-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-violet), var(--accent-cyan));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md);
}

.stat-card:hover::after {
  opacity: 1;
}

.stat-card .number {
  display: block;
  font-size: 2.1rem;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--accent-cyan);
}

.stat-card .label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-top: 4px;
}

/* ---------------------------------------------------- Sections Layout */
section {
  padding: 80px 0 20px;
}

.sec-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.sec-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-strong), transparent);
}

h2.sec-heading {
  font-size: 2.1rem;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--text-main);
}

p.sec-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-top: 10px;
  max-width: 68ch;
}

/* ---------------------------------------------------- Projects Cards */
.projects-grid {
  margin-top: 36px;
  display: grid;
  gap: 24px;
}

.proj-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.proj-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--accent-violet), var(--accent-cyan));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.proj-card:hover {
  border-color: var(--border-accent);
  background: var(--card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.proj-card:hover::before {
  opacity: 1;
}

.proj-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.proj-title-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.proj-icon-box {
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  background: var(--accent-violet-glow);
  border: 1px solid var(--border-accent);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
}

.proj-title-group h3 {
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--text-main);
}

.proj-title-group .host-url {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-faint);
  display: block;
  margin-top: 2px;
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 1px solid;
}

.badge-live {
  color: var(--accent-green);
  border-color: rgba(52, 211, 153, 0.35);
  background: rgba(52, 211, 153, 0.08);
}

.badge-dev {
  color: var(--accent-amber);
  border-color: rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.08);
}

.proj-description {
  color: var(--text-mid);
  font-size: 1rem;
  line-height: 1.6;
}

.highlights-list {
  display: grid;
  gap: 10px;
  margin-top: 4px;
}

.highlights-list li {
  list-style: none;
  color: var(--text-muted);
  font-size: 0.92rem;
  padding-left: 22px;
  position: relative;
}

.highlights-list li::before {
  content: "✦";
  position: absolute;
  left: 2px;
  color: var(--accent-cyan);
  font-size: 0.75rem;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: rgba(124, 92, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 10px;
  transition: all var(--transition-fast);
}

.proj-card:hover .tech-tag {
  border-color: var(--border-strong);
  color: var(--text-main);
}

.proj-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  transition: gap var(--transition-fast);
}

.proj-link:hover {
  gap: 10px;
  color: var(--accent-violet);
}

.proj-link-disabled {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-amber);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.25);
  padding: 6px 14px;
  border-radius: 8px;
}

/* ---------------------------------------------------- Technical Stack Cards */
.stack-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.stack-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--transition-smooth);
}

.stack-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stack-card h3 {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.stack-card h3 .icon {
  font-size: 1.1rem;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-mid);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 5px 11px;
  transition: all var(--transition-fast);
}

.chip:hover {
  border-color: var(--accent-violet);
  color: var(--text-main);
  background: var(--accent-violet-glow);
}

.chip.hot {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan-glow);
  background: rgba(34, 211, 238, 0.06);
}

/* ---------------------------------------------------- Architecture Diagram */
.arch-container {
  margin-top: 36px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.arch-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.arch-header span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-faint);
}

.arch-code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--text-mid);
  white-space: pre;
  overflow-x: auto;
}

.arch-code .c { color: var(--text-faint); }
.arch-code .k { color: var(--accent-cyan); font-weight: 600; }
.arch-code .h { color: var(--accent-violet); font-weight: 700; }

.arch-cards {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

/* ---------------------------------------------------- Deployed Services Grid */
.services-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

a.svc-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
}

a.svc-card:hover {
  background: var(--card-hover);
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

a.svc-card .svc-icon {
  font-size: 1.3rem;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 10px;
}

a.svc-card .svc-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}

a.svc-card .svc-desc {
  font-size: 0.78rem;
  color: var(--text-faint);
  display: block;
}

/* Job Callout Banner */
.notice-box {
  background: rgba(251, 191, 36, 0.08);
  border: 1px dashed var(--accent-amber);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-top: 32px;
  font-size: 0.9rem;
  color: var(--accent-amber);
  display: flex;
  align-items: center;
  gap: 14px;
}

/* ---------------------------------------------------- Interactive Contact Form */
.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-top: 32px;
  box-shadow: var(--shadow-md);
}

.contact-form {
  margin-top: 24px;
  display: grid;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
  background: var(--bg-subtle);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px var(--accent-violet-glow);
  background: var(--card);
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.form-status {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
}

.form-status.success {
  color: var(--accent-green);
}

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

.copy-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  padding: 12px 18px;
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* ---------------------------------------------------- Footer */
footer {
  margin-top: 90px;
  padding: 40px 0 60px;
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 0.88rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

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

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

/* ---------------------------------------------------- Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ---------------------------------------------------- Responsive Styles */
@media (max-width: 860px) {
  .nav-menu {
    display: none;
  }

  header.hero {
    padding: 60px 0 40px;
  }

  h1.hero-title {
    font-size: 2.6rem;
  }

  .sec-heading {
    font-size: 1.75rem;
  }

  .proj-card {
    padding: 24px;
  }
}