/* ╔══════════════════════════════════════════════════════╗
   ║  Tu Sitio Web 3.0 — "Código y Oficio"               ║
   ║  Copper · Deep Night · Editorial Layout              ║
   ╚══════════════════════════════════════════════════════╝ */

/* ═══ Design Tokens ═══ */
:root {
  --bg-primary: #0B0F1A;
  --bg-surface: #111827;
  --bg-elevated: #1A2238;
  --bg-hover: rgba(255, 255, 255, 0.04);

  --copper: #D4643B;
  --copper-light: #E8845C;
  --copper-glow: rgba(212, 100, 59, 0.10);
  --copper-border: rgba(212, 100, 59, 0.25);
  --sand: #D4B896;

  --text-primary: #ECE8E1;
  --text-secondary: #A0AABB;
  --text-muted: #7D8898;
  --text-dark: #0B0F1A;

  --border: rgba(255, 255, 255, 0.07);
  --border-light: rgba(255, 255, 255, 0.12);

  --color-success: #34d399;
  --color-warning: #fbbf24;
  --color-error: #f87171;

  --ff-display: 'DM Serif Display', Georgia, serif;
  --ff-body: 'Space Grotesk', system-ui, sans-serif;
  --ff-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --fs-display: clamp(2.8rem, 6vw, 4.5rem);
  --fs-h2: clamp(1.6rem, 3.5vw, 2.4rem);
  --fs-h3: clamp(1.05rem, 1.5vw, 1.25rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-mono: 0.82rem;

  --section-py: clamp(5rem, 10vh, 8rem);
  --container-px: clamp(1.5rem, 5vw, 3rem);
  --container-max: 1140px;

  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 200ms;
  --duration-slow: 600ms;

  --radius: 10px;
  --radius-lg: 16px;

  scrollbar-color: var(--copper) var(--bg-primary);
  scrollbar-width: thin;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--ff-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--text-secondary);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

a {
  color: var(--copper-light);
  text-decoration: none;
  transition: color var(--duration) ease;
}
a:hover { color: var(--copper); }

::selection { background: var(--copper); color: var(--text-dark); }

/* ═══ Accessibility ═══ */
.skip-to-content {
  position: absolute; top: -100%; left: 50%;
  transform: translateX(-50%);
  background: var(--copper); color: var(--text-dark);
  padding: 0.75rem 1.5rem; border-radius: var(--radius);
  font-weight: 600; z-index: 10000;
  transition: top 0.3s ease;
}
.skip-to-content:focus { top: 1rem; color: var(--text-dark); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
  border-radius: 3px;
}
:focus:not(:focus-visible) { outline: none; }

/* ═══ Layout ═══ */
.container {
  width: 100%; max-width: var(--container-max);
  margin: 0 auto; padding: 0 var(--container-px);
}
.section { padding: var(--section-py) 0; position: relative; }
.section--alt { background: var(--bg-surface); }

/* ═══ Typography ═══ */
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-family: var(--ff-mono); font-size: var(--fs-mono);
  font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--copper-light);
  margin-bottom: 1.25rem;
}
.section-eyebrow::before {
  content: ''; display: block;
  width: 24px; height: 1px; background: var(--copper);
}

.section-title {
  font-family: var(--ff-display);
  font-size: var(--fs-h2); font-weight: 400;
  color: var(--text-primary); line-height: 1.2;
  margin-bottom: 1rem; text-wrap: balance;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: var(--fs-body); color: var(--text-muted);
  max-width: 540px; line-height: 1.7;
}

/* ═══ Navigation ═══ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
}

.site-nav {
  padding: 0 var(--container-px);
  height: 64px; display: flex;
  align-items: center; justify-content: space-between;
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--duration) ease, box-shadow var(--duration) ease;
}
.site-nav.scrolled {
  background: rgba(11, 15, 26, 0.95);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.3);
}

.scroll-progress {
  position: absolute; bottom: 0; left: 0;
  height: 2px; width: 0%;
  background: var(--copper);
  z-index: 1001;
}

.nav-brand {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: var(--ff-body);
  font-size: 1rem; font-weight: 600;
  color: var(--text-primary); text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-brand:hover { color: var(--text-primary); }

.brand-icon {
  width: 32px; height: 32px;
  background: var(--copper);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--duration) ease;
}
.nav-brand:hover .brand-icon { transform: rotate(-6deg); }
.brand-icon svg { width: 16px; height: 16px; fill: var(--text-dark); }

.nav-menu {
  display: flex; align-items: center; gap: 1rem;
}

.nav-links { display: flex; align-items: center; gap: 0; }
.nav-links a {
  padding: 0.4rem 0.75rem;
  color: var(--text-muted); font-size: var(--fs-small);
  font-weight: 500; border-radius: 6px;
  transition: color var(--duration) ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a.active {
  color: var(--copper-light);
}

.nav-cta {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1.1rem;
  background: var(--copper); color: var(--text-dark);
  font-weight: 600; font-size: var(--fs-small);
  border-radius: 8px;
  transition: background var(--duration) ease, transform var(--duration) ease;
  margin-left: 0.5rem;
}
.nav-cta:hover {
  background: var(--copper-light); color: var(--text-dark);
  transform: translateY(-1px);
}
.nav-cta:active { transform: translateY(0); }

.nav-toggle {
  display: none; width: 44px; height: 44px;
  border-radius: 6px; color: var(--text-primary);
  font-size: 1.15rem;
  align-items: center; justify-content: center;
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed; top: 64px; left: 0; right: 0; bottom: 0;
    background: rgba(11, 15, 26, 0.98);
    backdrop-filter: blur(24px);
    flex-direction: column; align-items: center; justify-content: center;
    gap: 1rem;
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity 0.3s var(--ease-out), visibility 0.3s, transform 0.3s var(--ease-out);
  }
  .nav-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-links { flex-direction: column; gap: 0.25rem; }
  .nav-links a { font-size: 1.1rem; padding: 0.75rem 1.5rem; min-height: 44px; }
  .nav-cta { margin-left: 0; margin-top: 1rem; padding: 0.75rem 2rem; font-size: 1rem; }
}

/* ═══ Hero ═══ */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center;
  padding: 7rem var(--container-px) 4rem;
  overflow: hidden;
}

.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 50% at 15% 30%, rgba(212, 100, 59, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 120px;
  background: linear-gradient(to bottom, transparent, var(--bg-primary));
  pointer-events: none;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 4rem;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  position: relative; z-index: 1;
}

.hero-content { max-width: 560px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--ff-mono); font-size: var(--fs-mono);
  color: var(--copper-light); margin-bottom: 2rem;
  font-weight: 500;
}
.hero-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-success);
  animation: dotPulse 2.5s ease infinite;
}
@keyframes dotPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-title {
  font-family: var(--ff-display);
  font-size: var(--fs-display); font-weight: 400;
  color: var(--text-primary);
  line-height: 1.05; margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: normal; color: var(--copper);
}

.hero-description {
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  color: var(--text-muted);
  max-width: 480px; margin-bottom: 2.5rem;
  line-height: 1.8;
}
.hero-description strong { color: var(--text-secondary); font-weight: 600; }

.hero-actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

/* Buttons */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  background: var(--copper); color: var(--text-dark);
  font-weight: 600; font-size: var(--fs-small);
  border-radius: 8px; border: none; cursor: pointer;
  text-decoration: none; min-height: 44px;
  transition: background var(--duration) ease, transform var(--duration) ease;
}
.btn-primary:hover {
  background: var(--copper-light); color: var(--text-dark);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  background: transparent; color: var(--text-primary);
  font-weight: 500; font-size: var(--fs-small);
  border-radius: 8px; border: 1px solid var(--border-light);
  cursor: pointer; text-decoration: none; min-height: 44px;
  transition: border-color var(--duration) ease, color var(--duration) ease, transform var(--duration) ease;
}
.btn-ghost:hover {
  border-color: var(--copper-border); color: var(--copper-light);
  transform: translateY(-1px);
}
.btn-ghost:active { transform: translateY(0); }

.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--text-muted); font-size: 0.7rem;
  letter-spacing: 0.15em; text-transform: uppercase;
  text-decoration: none; z-index: 2;
  animation: gentleBounce 3s ease-in-out infinite;
}
.hero-scroll-line {
  width: 1px; height: 32px;
  background: linear-gradient(to bottom, var(--copper), transparent);
}
@keyframes gentleBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ═══ Terminal (Signature Element) ═══ */
.terminal {
  background: #0D1117;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255,255,255,0.03);
  font-family: var(--ff-mono);
  width: 100%;
}

.terminal-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.025);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.terminal-dot {
  width: 10px; height: 10px; border-radius: 50%;
}
.terminal-dot--red { background: #ff5f57; }
.terminal-dot--yellow { background: #febc2e; }
.terminal-dot--green { background: #28c840; }
.terminal-bar-title {
  margin-left: auto;
  font-size: 0.7rem; color: var(--text-muted);
  font-family: var(--ff-body); font-weight: 500;
}

.terminal-body {
  padding: 1.25rem 1.5rem;
  min-height: 220px;
  font-size: var(--fs-mono);
  line-height: 1.9;
  color: var(--text-muted);
}

.terminal-line { white-space: pre; }
.terminal-line .cmd { color: var(--copper-light); }
.terminal-line .path { color: var(--sand); }
.terminal-line .success { color: var(--color-success); }
.terminal-line .comment { color: #546178; font-style: italic; }
.terminal-line .accent { color: var(--copper); font-weight: 500; }

.terminal-cursor {
  display: inline-block; width: 7px; height: 16px;
  background: var(--copper); vertical-align: text-bottom;
  animation: cursorBlink 1s step-end infinite;
  margin-left: 2px;
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero { text-align: left; }
  .terminal { max-width: 480px; }
}

@media (max-width: 640px) {
  .hero { padding-top: 6rem; }
  .terminal { max-width: 100%; }
}

/* ═══ About ═══ */
.about-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 4rem;
  align-items: start;
}

.about-visual {
  position: relative; padding-top: 1rem;
}

.about-number {
  font-family: var(--ff-display);
  font-size: clamp(6rem, 12vw, 9rem);
  font-weight: 400;
  color: var(--copper);
  opacity: 0.15;
  line-height: 0.85;
  letter-spacing: -0.04em;
}

.about-number-label {
  font-family: var(--ff-mono);
  font-size: var(--fs-mono);
  color: var(--copper-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

.about-text p { margin-bottom: 1.25rem; }
.about-text strong { color: var(--text-primary); font-weight: 600; }

.about-skills {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem;
}
.skill-tag {
  padding: 0.3rem 0.85rem;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  font-size: 0.78rem; font-weight: 500;
  color: var(--text-muted);
  transition: border-color var(--duration) ease, color var(--duration) ease;
}
.skill-tag:hover { border-color: var(--copper-border); color: var(--copper-light); }

@media (max-width: 768px) {
  .about-layout { grid-template-columns: 1fr; gap: 2rem; }
  .about-visual { display: flex; align-items: baseline; gap: 1rem; }
  .about-number { font-size: 5rem; }
}

/* ═══ Services (Menu Layout) ═══ */
.services-list { margin-top: 3rem; }

.service-row {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  align-items: baseline;
  padding: 1.5rem 1rem;
  border-radius: var(--radius);
  border-bottom: 1px solid var(--border);
  transition: background var(--duration) ease;
}
.service-row:first-child { border-top: 1px solid var(--border); }

.service-row:hover {
  background: var(--bg-hover);
}

.service-name {
  display: flex; align-items: center; gap: 0.75rem;
}
.service-name i {
  width: 20px; text-align: center;
  color: var(--copper); font-size: 0.9rem;
  flex-shrink: 0;
}
.service-name h3 {
  font-family: var(--ff-body);
  font-size: var(--fs-h3); font-weight: 600;
  color: var(--text-primary);
}

.service-row p {
  font-size: var(--fs-small);
  color: var(--text-muted); line-height: 1.65;
}

@media (max-width: 768px) {
  .service-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding: 1.25rem 0.5rem;
  }
}

/* ═══ Process ═══ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute; top: 18px;
  left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light) 20%, var(--border-light) 80%, transparent);
}

.process-step { text-align: center; position: relative; z-index: 1; }

.process-step-num {
  font-family: var(--ff-display);
  font-size: 2rem; font-weight: 400;
  color: var(--copper);
  line-height: 1;
  margin-bottom: 1.25rem;
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  background: var(--bg-primary);
}
.section--alt .process-step-num { background: var(--bg-surface); }

.process-step h3 {
  font-family: var(--ff-body);
  font-size: 1rem; font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.process-step p {
  font-size: var(--fs-small);
  color: var(--text-muted); line-height: 1.55;
  max-width: 200px; margin: 0 auto;
}

@media (max-width: 768px) {
  .process-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem 1.5rem; }
  .process-grid::before { display: none; }
}
@media (max-width: 480px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* ═══ Portfolio (Alternating) ═══ */
.portfolio-list { margin-top: 3rem; }

.portfolio-item {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 4rem;
}
.portfolio-item:last-child { margin-bottom: 0; }
.portfolio-item:nth-child(even) .portfolio-media { order: 2; }
.portfolio-item:nth-child(even) .portfolio-info { order: 1; }

.portfolio-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-elevated);
  aspect-ratio: 16/10;
}
.portfolio-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}
.portfolio-item:hover .portfolio-media img {
  transform: scale(1.04);
}

.portfolio-info { max-width: 420px; }

.portfolio-tag {
  display: inline-block;
  font-family: var(--ff-mono); font-size: 0.7rem;
  font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--copper-light);
  margin-bottom: 0.75rem;
}

.portfolio-info h3 {
  font-family: var(--ff-display);
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.portfolio-info p {
  font-size: var(--fs-small);
  color: var(--text-muted); line-height: 1.65;
  margin-bottom: 1.25rem;
}

.portfolio-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: var(--fs-small); font-weight: 600;
  color: var(--copper-light);
  transition: gap var(--duration) ease;
}
.portfolio-link:hover { gap: 0.7rem; color: var(--copper); }

.portfolio-techs {
  display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem;
}
.portfolio-techs span {
  padding: 0.15rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.7rem; color: var(--text-muted);
}

@media (max-width: 768px) {
  .portfolio-item {
    grid-template-columns: 1fr;
    gap: 1.5rem; margin-bottom: 3rem;
  }
  .portfolio-item:nth-child(even) .portfolio-media { order: 0; }
  .portfolio-item:nth-child(even) .portfolio-info { order: 0; }
}

/* ═══ Features (Clean List) ═══ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 3rem;
  margin-top: 3rem;
}

.feature-row {
  display: flex; align-items: flex-start; gap: 0.75rem;
  padding: 1rem 0;
}

.feature-check {
  width: 20px; height: 20px; min-width: 20px;
  color: var(--copper); font-size: 0.65rem;
  display: flex; align-items: center; justify-content: center;
  margin-top: 2px;
}

.feature-row h4 {
  font-size: var(--fs-small); font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}
.feature-row p {
  font-size: 0.82rem; color: var(--text-muted); line-height: 1.5;
}

@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ═══ Contact ═══ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem; margin-top: 3rem;
}

.contact-methods { display: flex; flex-direction: column; gap: 1rem; }

.contact-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color var(--duration) ease, transform var(--duration) ease;
  min-height: 44px;
}
.contact-card:hover {
  border-color: var(--copper-border);
  transform: translateY(-2px);
}
.contact-card:active { transform: translateY(0); }

.contact-card-icon {
  width: 44px; height: 44px; min-width: 44px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-card-icon.whatsapp { background: rgba(37, 211, 102, 0.1); color: #25d366; }
.contact-card-icon.email { background: rgba(96, 165, 250, 0.1); color: #60a5fa; }
.contact-card-icon.phone { background: var(--copper-glow); color: var(--copper-light); }

.contact-card-text h4 {
  font-size: var(--fs-small); font-weight: 600; color: var(--text-primary);
}
.contact-card-text p {
  font-size: 0.82rem; color: var(--text-muted);
}

.contact-social {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.contact-social h3 {
  font-family: var(--ff-display);
  font-size: var(--fs-h3); font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.contact-social > p {
  color: var(--text-muted); font-size: var(--fs-small);
  margin-bottom: 1.5rem;
}

.social-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.5rem;
}
.social-link {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted); font-size: var(--fs-small);
  font-weight: 500; text-decoration: none;
  transition: border-color var(--duration) ease, color var(--duration) ease;
  min-height: 44px;
}
.social-link:hover { border-color: var(--border-light); color: var(--text-primary); }
.social-link i { width: 18px; text-align: center; font-size: 1rem; }
.social-link.instagram:hover i { color: #e4405f; }
.social-link.facebook:hover i { color: #1877f2; }
.social-link.tiktok:hover i { color: #ff0050; }
.social-link.twitter:hover i { color: #1da1f2; }
.social-link.youtube:hover i { color: #ff0000; }

@media (max-width: 768px) {
  .contact-layout { grid-template-columns: 1fr; }
}

/* ═══ Footer ═══ */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 0;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand p {
  font-size: var(--fs-small); color: var(--text-muted);
  line-height: 1.7; margin-top: 1rem; max-width: 260px;
}

.footer-col h4 {
  font-family: var(--ff-body);
  font-size: var(--fs-small); font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.0rem;
}
.footer-col a {
  display: flex; align-items: center;
  font-size: 0.82rem; color: var(--text-muted);
  padding: 0.3rem 0; min-height: 32px;
  transition: color var(--duration) ease;
}
.footer-col a:hover { color: var(--copper-light); }

.footer-bottom {
  display: flex; justify-content: space-between;
  padding: 1.25rem 0;
  font-size: 0.78rem; color: var(--text-muted);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 0.3rem; text-align: center; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ═══ WhatsApp Float ═══ */
.floating-whatsapp {
  position: fixed;
  bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
  right: 1.5rem;
  width: 52px; height: 52px;
  background: #25d366; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: #fff;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  z-index: 999; text-decoration: none;
  transition: transform var(--duration) ease, box-shadow var(--duration) ease;
}
.floating-whatsapp:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  color: #fff;
}
.floating-whatsapp:active { transform: scale(0.95); }

.whatsapp-tooltip {
  position: absolute; right: calc(100% + 10px); top: 50%;
  transform: translateY(-50%);
  background: var(--bg-elevated); color: var(--text-primary);
  font-size: 0.78rem; font-weight: 500;
  padding: 0.4rem 0.85rem; border-radius: 6px;
  white-space: nowrap;
  border: 1px solid var(--border);
  opacity: 0; visibility: hidden;
  transition: opacity var(--duration) ease, visibility var(--duration) ease;
  pointer-events: none;
}
.floating-whatsapp:hover .whatsapp-tooltip { opacity: 1; visibility: visible; }

/* ═══ Reveal ═══ */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 80ms; }
.reveal-d2 { transition-delay: 160ms; }
.reveal-d3 { transition-delay: 240ms; }

/* ═══ Reduced Motion ═══ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .terminal-cursor { animation: none; opacity: 1; }
}

/* ═══ Print Styles ═══ */
@media print {
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .site-header, .floating-whatsapp, .hero-scroll, .terminal, .nav-cta {
    display: none !important;
  }
  .section {
    padding: 2rem 0 !important;
  }
  .section-title, h1, h2, h3 {
    color: #000 !important;
  }
  a {
    color: #000 !important;
    text-decoration: underline;
  }
}

/* ═══ Scrollbar ═══ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--copper); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--copper-light); }