/* ============================================
   ROLEX PORTFOLIO — Humanized + Kinetic Motion
   ============================================ */

:root {
  --bg: #0b0b0f;
  --bg-elevated: #121218;
  --bg-card: #16161f;
  --text: #ececf1;
  --text-muted: #9a9aab;
  --text-dim: #6a6a7c;
  --accent: #3dd9d0;
  --accent-warm: #f0a060;
  --accent-2: #8b7cf6;
  --border: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(61, 217, 208, 0.3);
  --glow: rgba(61, 217, 208, 0.12);
  --radius: 14px;
  --radius-sm: 9px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --nav-height: 68px;
  --transition: 0.28s cubic-bezier(0.34, 1.2, 0.64, 1);
  --wa-green: #25d366;
}

[data-theme="light"] {
  --bg: #f4f3f0;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  --text: #1a1a22;
  --text-muted: #5a5a6a;
  --text-dim: #8a8a9a;
  --accent: #0d9b94;
  --accent-warm: #c47830;
  --accent-2: #6b5ce0;
  --border: rgba(0, 0, 0, 0.07);
  --border-hover: rgba(13, 155, 148, 0.28);
  --glow: rgba(13, 155, 148, 0.1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background 0.45s ease, color 0.45s ease;
  /* subtle kinetic grain */
  background-image: radial-gradient(ellipse at 20% 50%, rgba(61,217,208,0.03) 0%, transparent 50%),
                    radial-gradient(ellipse at 80% 20%, rgba(240,160,96,0.025) 0%, transparent 45%);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Click ripple */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  transform: scale(0);
  animation: rippleOut 0.55s ease-out forwards;
  pointer-events: none;
}
@keyframes rippleOut {
  to { transform: scale(2.8); opacity: 0; }
}

/* Cursor */
.cursor, .cursor-follower {
  position: fixed; pointer-events: none; z-index: 9999;
  border-radius: 50%; transform: translate(-50%, -50%);
}
.cursor { width: 7px; height: 7px; background: var(--accent); mix-blend-mode: difference; }
.cursor-follower {
  width: 34px; height: 34px; border: 1.5px solid var(--accent);
  opacity: 0.35; transition: width 0.22s, height 0.22s, opacity 0.22s;
}
.cursor-follower.hover { width: 52px; height: 52px; opacity: 0.2; background: var(--glow); }

#particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.35; }

/* Continuous road / motion lines (car feel) */
.motion-road {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.15;
}
.motion-road span {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: roadMove linear infinite;
}
@keyframes roadMove {
  from { transform: translateX(-100vw); }
  to { transform: translateX(100vw); }
}

/* Nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-height);
  backdrop-filter: blur(18px) saturate(1.2);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--border);
  transition: transform 0.35s ease;
}
.nav.hide { transform: translateY(-100%); }
.nav-inner {
  max-width: 1140px; margin: 0 auto; padding: 0 18px;
  height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 1rem; letter-spacing: -0.01em; }
.logo-mark {
  width: 34px; height: 34px;
  background: linear-gradient(145deg, var(--accent), var(--accent-warm));
  color: #0a0a0a; display: grid; place-items: center; border-radius: 9px;
  font-family: var(--font-display); font-weight: 700; font-size: 0.8rem;
  transition: transform var(--transition);
}
.logo:hover .logo-mark { transform: rotate(-8deg) scale(1.05); }
.logo-text span { color: var(--accent); }
.nav-links { display: flex; gap: 26px; list-style: none; }
.nav-links a {
  font-size: 0.88rem; font-weight: 500; color: var(--text-muted);
  transition: color 0.25s, transform 0.25s;
}
.nav-links a:hover { color: var(--text); transform: translateY(-1px); }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.nav-whatsapp {
  width: 40px; height: 40px; border-radius: 11px;
  display: grid; place-items: center; color: var(--wa-green);
  border: 1px solid color-mix(in srgb, var(--wa-green) 28%, transparent);
  transition: all var(--transition); position: relative; overflow: hidden;
}
.nav-whatsapp:hover { background: color-mix(in srgb, var(--wa-green) 14%, transparent); transform: scale(1.06); }
.nav-whatsapp:active { transform: scale(0.94); }
.nav-whatsapp svg { width: 19px; height: 19px; }
.theme-toggle {
  width: 40px; height: 40px; border-radius: 11px;
  display: grid; place-items: center; color: var(--text-muted);
  border: 1px solid var(--border); transition: all var(--transition);
  position: relative; overflow: hidden;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--border-hover); }
.theme-toggle:active { transform: scale(0.92) rotate(20deg); }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .moon { display: none; }
[data-theme="light"] .theme-toggle .sun { display: none; }
[data-theme="light"] .theme-toggle .moon { display: block; }
.menu-toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 40px; height: 40px; align-items: center; justify-content: center;
  border-radius: 11px; border: 1px solid var(--border);
}
.menu-toggle span { width: 17px; height: 2px; background: var(--text); border-radius: 1px; }

.mobile-menu {
  position: fixed; inset: 0; background: var(--bg); z-index: 99;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px;
  opacity: 0; visibility: hidden; transition: all 0.32s;
}
.mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-menu a { font-size: 1.45rem; font-weight: 600; font-family: var(--font-display); }
.mobile-wa {
  margin-top: 10px; padding: 12px 26px; background: var(--wa-green); color: #fff !important;
  border-radius: 12px; font-size: 0.95rem !important;
}

/* Hero — kinetic */
.hero {
  min-height: 100vh; display: grid; grid-template-columns: 1.15fr 0.85fr;
  align-items: center; gap: 36px; max-width: 1140px; margin: 0 auto;
  padding: calc(var(--nav-height) + 28px) 18px 48px; position: relative; z-index: 1;
}
.hero-content { animation: slideInLeft 0.9s cubic-bezier(0.22, 1, 0.36, 1) both; }
.hero-visual { animation: slideInRight 0.9s 0.15s cubic-bezier(0.22, 1, 0.36, 1) both; }
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 13px; background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-radius: 100px; font-size: 0.78rem; font-weight: 500; color: var(--accent); margin-bottom: 18px;
}
.hero-badge::before {
  content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%;
  animation: pulse 2.2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.45;transform:scale(1.35)} }

.hero-title {
  font-family: var(--font-display); font-size: clamp(2.3rem, 5vw, 3.7rem);
  font-weight: 700; line-height: 1.1; letter-spacing: -0.025em; margin-bottom: 16px;
}
.hero-title .line { display: block; }
.hero-title .accent {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-warm) 55%, var(--accent-2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  background-size: 200% auto; animation: gradientShift 6s ease infinite;
}
@keyframes gradientShift {
  0%,100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

.hero-subtitle { font-size: 1.02rem; color: var(--text-muted); max-width: 460px; margin-bottom: 28px; line-height: 1.7; }
.hero-subtitle strong { color: var(--text); font-weight: 600; }
.hero-cta { display: flex; gap: 11px; flex-wrap: wrap; margin-bottom: 36px; }

/* Buttons with physical click feel */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 24px; border-radius: 11px; font-weight: 600; font-size: 0.92rem;
  transition: transform 0.2s cubic-bezier(0.34, 1.4, 0.64, 1), box-shadow 0.25s, background 0.25s, border-color 0.25s, color 0.25s;
  position: relative; overflow: hidden; user-select: none;
}
.btn:active { transform: scale(0.94) !important; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #2bc4bb); color: #0a0a0a;
  box-shadow: 0 4px 20px var(--glow);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 28px var(--glow); }
.btn-outline { border: 1.5px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--glow); transform: translateY(-2px); }
.btn.full-width { width: 100%; }

.hero-stats { display: flex; gap: 28px; }
.stat-num {
  display: block; font-family: var(--font-display); font-size: 1.45rem; font-weight: 700;
  color: var(--accent); transition: transform 0.3s;
}
.stat:hover .stat-num { transform: scale(1.08); }
.stat-label { font-size: 0.76rem; color: var(--text-dim); }

.hero-visual { display: flex; justify-content: center; align-items: center; }
.hero-image-wrapper {
  position: relative; width: 100%; max-width: 340px;
  animation: floatCar 5.5s ease-in-out infinite;
}
@keyframes floatCar {
  0%, 100% { transform: translateY(0) rotate(-0.5deg); }
  50% { transform: translateY(-12px) rotate(0.8deg); }
}
.hero-image {
  width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 20px;
  border: 1px solid var(--border); position: relative; z-index: 2;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.hero-glow {
  position: absolute; inset: -18%;
  background: radial-gradient(circle at 50% 40%, var(--glow) 0%, transparent 65%);
  z-index: 1; animation: glowPulse 4.5s ease-in-out infinite;
}
@keyframes glowPulse { 0%,100%{opacity:0.55;transform:scale(1)} 50%{opacity:0.95;transform:scale(1.06)} }

/* Sections */
.section { padding: 85px 0; position: relative; z-index: 1; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 18px; }
.section-header { margin-bottom: 44px; text-align: center; }
.section-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 9px;
}
.section-title {
  font-family: var(--font-display); font-size: clamp(1.7rem, 3.6vw, 2.45rem);
  font-weight: 700; letter-spacing: -0.02em; line-height: 1.22;
}
.section-title span { color: var(--accent); }
.section-desc { max-width: 500px; margin: 12px auto 0; color: var(--text-muted); font-size: 0.98rem; }

/* About */
.about-grid { display: grid; grid-template-columns: 0.88fr 1.12fr; gap: 44px; align-items: center; }
.about-image { position: relative; }
.about-image img {
  width: 100%; border-radius: 18px; border: 1px solid var(--border); position: relative; z-index: 2;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.about-image:hover img { transform: scale(1.02) rotate(-0.5deg); }
.about-image-frame {
  position: absolute; inset: 12px -12px -12px 12px;
  border: 2px solid var(--accent); border-radius: 18px; opacity: 0.35; z-index: 1;
  transition: inset 0.4s ease;
}
.about-image:hover .about-image-frame { inset: 8px -16px -16px 8px; }
.about-lead { font-size: 1.15rem; font-weight: 500; line-height: 1.5; margin-bottom: 14px; }
.about-content p { color: var(--text-muted); margin-bottom: 13px; }
.about-highlights { display: grid; gap: 12px; margin-top: 24px; }
.highlight {
  display: flex; align-items: center; gap: 11px; padding: 11px 15px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.highlight:hover { border-color: var(--border-hover); transform: translateX(6px); }
.highlight-icon { font-size: 1.25rem; }
.highlight strong { display: block; font-size: 0.9rem; }
.highlight span { font-size: 0.76rem; color: var(--text-dim); }

/* Skills */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.skill-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px 20px; transition: all 0.35s cubic-bezier(0.34, 1.2, 0.64, 1);
  position: relative; overflow: hidden;
}
.skill-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}
.skill-card:hover {
  border-color: var(--border-hover); transform: translateY(-6px) scale(1.01);
  box-shadow: 0 14px 36px rgba(0,0,0,0.28);
}
.skill-card:hover::before { transform: scaleX(1); }
.skill-card:active { transform: translateY(-2px) scale(0.98); }
.skill-icon {
  width: 40px; height: 40px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 11%, transparent); border-radius: 11px;
  color: var(--accent); margin-bottom: 14px; transition: transform 0.35s;
}
.skill-card:hover .skill-icon { transform: rotate(-6deg) scale(1.1); }
.skill-icon svg { width: 19px; height: 19px; }
.skill-card h3 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; margin-bottom: 7px; }
.skill-card p { font-size: 0.86rem; color: var(--text-muted); margin-bottom: 14px; line-height: 1.55; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.skill-tags span {
  font-size: 0.68rem; padding: 3px 8px; background: color-mix(in srgb, var(--bg) 55%, transparent);
  border: 1px solid var(--border); border-radius: 100px; color: var(--text-dim);
}

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 22px; position: relative; transition: all 0.35s cubic-bezier(0.34, 1.2, 0.64, 1);
  display: flex; flex-direction: column;
}
.service-card:hover { border-color: var(--border-hover); transform: translateY(-6px); }
.service-card:active { transform: translateY(-2px) scale(0.98); }
.service-card.popular {
  border-color: color-mix(in srgb, var(--accent) 38%, transparent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 18%, transparent), 0 18px 44px rgba(0,0,0,0.22);
}
.popular-badge {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #0a0a0a; font-size: 0.7rem; font-weight: 700; padding: 4px 13px; border-radius: 100px;
}
.service-tier { font-size: 0.82rem; font-weight: 600; color: var(--accent); margin-bottom: 7px; }
.service-price { margin-bottom: 11px; }
.service-price .currency { font-size: 0.82rem; color: var(--text-dim); margin-right: 3px; }
.service-price .amount { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; }
.service-desc { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 16px; }
.service-features { list-style: none; margin-bottom: 22px; flex: 1; }
.service-features li {
  font-size: 0.86rem; color: var(--text-muted); padding: 5px 0;
  border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 7px;
}
.service-features li::before { content: '✓'; color: var(--accent); font-weight: 700; font-size: 0.85rem; }
.pricing-note { text-align: center; margin-top: 24px; font-size: 0.88rem; color: var(--text-dim); }

/* Projects */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: all 0.4s cubic-bezier(0.34, 1.2, 0.64, 1); display: flex; flex-direction: column;
}
.project-card:hover { border-color: var(--border-hover); transform: translateY(-7px); box-shadow: 0 18px 42px rgba(0,0,0,0.28); }
.project-card:active { transform: translateY(-3px) scale(0.99); }
.project-card.featured { grid-column: 1 / -1; display: grid; grid-template-columns: 1.1fr 1fr; }
.project-visual { position: relative; min-height: 190px; overflow: hidden; }
.project-card.featured .project-visual { min-height: 260px; }
.project-bg { position: absolute; inset: 0; transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1); }
.project-card:hover .project-bg { transform: scale(1.07) translateX(4px); }
.project-overlay {
  position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 18px;
  background: linear-gradient(to top, rgba(0,0,0,0.55), transparent);
}
.project-number { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: rgba(255,255,255,0.14); }
.project-info { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.project-meta { display: flex; justify-content: space-between; margin-bottom: 9px; font-size: 0.76rem; }
.project-type { color: var(--accent); font-weight: 600; }
.project-year { color: var(--text-dim); }
.project-info h3 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; margin-bottom: 7px; }
.project-info p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 12px; flex: 1; }
.project-tech { display: flex; flex-wrap: wrap; gap: 5px; }
.project-tech span {
  font-size: 0.68rem; padding: 3px 8px;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
  border-radius: 100px; color: var(--accent);
}

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.contact-main { display: flex; flex-direction: column; gap: 14px; }
.whatsapp-cta {
  display: flex; align-items: center; gap: 14px; padding: 18px;
  background: color-mix(in srgb, var(--wa-green) 11%, transparent);
  border: 1px solid color-mix(in srgb, var(--wa-green) 32%, transparent);
  border-radius: var(--radius); transition: all var(--transition); position: relative; overflow: hidden;
}
.whatsapp-cta:hover { background: color-mix(in srgb, var(--wa-green) 18%, transparent); transform: translateY(-3px); }
.whatsapp-cta:active { transform: scale(0.97); }
.wa-icon {
  width: 46px; height: 46px; background: var(--wa-green); border-radius: 13px;
  display: grid; place-items: center; color: #fff; flex-shrink: 0;
}
.wa-icon svg { width: 24px; height: 24px; }
.whatsapp-cta strong { display: block; font-size: 1.02rem; }
.whatsapp-cta span { font-size: 0.88rem; color: var(--text-muted); }
.contact-item {
  display: flex; align-items: center; gap: 13px; padding: 14px 16px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: all var(--transition); position: relative; overflow: hidden;
}
.contact-item:hover { border-color: var(--border-hover); transform: translateX(4px); }
.contact-item:active { transform: scale(0.98); }
.contact-icon {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 11%, transparent); color: var(--accent); flex-shrink: 0;
}
.contact-icon svg { width: 19px; height: 19px; }
.contact-item strong { display: block; font-size: 0.92rem; }
.contact-item span { font-size: 0.8rem; color: var(--text-muted); word-break: break-all; }
.qr-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; text-align: center;
}
.qr-card h3 { font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 7px; }
.qr-card p { font-size: 0.86rem; color: var(--text-muted); margin-bottom: 12px; }
.qr-wrapper { display: flex; justify-content: center; margin-bottom: 9px; }
.qr-wrapper img {
  width: 145px; height: 145px; border-radius: 11px; border: 1px solid var(--border);
  background: #fff; padding: 7px; transition: transform 0.4s;
}
.qr-wrapper img:hover { transform: scale(1.04) rotate(1deg); }
.qr-url { font-size: 0.78rem; color: var(--accent); font-weight: 500; }

.social-grid { display: flex; flex-direction: column; gap: 9px; }
.social-title { font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 5px; }
.social-card {
  display: flex; align-items: center; gap: 13px; padding: 12px 14px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: all 0.3s cubic-bezier(0.34, 1.2, 0.64, 1); position: relative; overflow: hidden;
}
.social-card:hover { border-color: var(--border-hover); transform: translateX(7px); }
.social-card:active { transform: translateX(3px) scale(0.98); }
.social-icon {
  width: 38px; height: 38px; border-radius: 9px; display: grid; place-items: center;
  flex-shrink: 0; color: #fff; transition: transform 0.3s;
}
.social-card:hover .social-icon { transform: scale(1.1) rotate(-4deg); }
.social-icon svg { width: 19px; height: 19px; }
.social-icon.github { background: #24292e; }
.social-icon.linkedin { background: #0a66c2; }
.social-icon.instagram { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-icon.threads { background: #111; }
.social-icon.tiktok { background: #010101; }
.social-icon.linktree { background: #43e55e; color: #000; }
.social-card strong { display: block; font-size: 0.9rem; }
.social-card span { font-size: 0.76rem; color: var(--text-dim); }

/* Footer */
.footer { padding: 32px 0; border-top: 1px solid var(--border); position: relative; z-index: 1; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 5px; text-align: center; }
.footer-brand { display: flex; align-items: center; gap: 9px; font-weight: 700; margin-bottom: 3px; }
.footer-brand .logo-mark { width: 26px; height: 26px; font-size: 0.65rem; }
.footer-copy { font-size: 0.84rem; color: var(--text-muted); }
.footer-note { font-size: 0.74rem; color: var(--text-dim); }

/* Chat */
.chat-widget { position: fixed; bottom: 22px; right: 22px; z-index: 200; }
.chat-toggle {
  width: 58px; height: 58px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #0a0a0a; display: grid; place-items: center;
  box-shadow: 0 8px 28px var(--glow); transition: all 0.3s cubic-bezier(0.34, 1.4, 0.64, 1);
  position: relative; overflow: hidden;
}
.chat-toggle:hover { transform: scale(1.1); }
.chat-toggle:active { transform: scale(0.9); }
.chat-toggle svg { width: 24px; height: 24px; position: absolute; transition: all 0.28s; }
.chat-toggle .close-icon { opacity: 0; transform: rotate(-90deg); }
.chat-widget.open .chat-toggle .chat-icon { opacity: 0; transform: rotate(90deg); }
.chat-widget.open .chat-toggle .close-icon { opacity: 1; transform: rotate(0); }

.chat-panel {
  position: absolute; bottom: 72px; right: 0;
  width: 350px; max-width: calc(100vw - 28px);
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 18px; overflow: hidden;
  box-shadow: 0 18px 55px rgba(0,0,0,0.4);
  opacity: 0; visibility: hidden; transform: translateY(18px) scale(0.94);
  transition: all 0.32s cubic-bezier(0.34, 1.2, 0.64, 1);
}
.chat-widget.open .chat-panel { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }

.chat-header {
  display: flex; align-items: center; gap: 11px; padding: 14px;
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  border-bottom: 1px solid var(--border);
}
.chat-avatar { width: 40px; height: 40px; border-radius: 50%; overflow: hidden; flex-shrink: 0; }
.chat-avatar img { width: 100%; height: 100%; object-fit: cover; }
.chat-header strong { display: block; font-size: 0.92rem; }
.chat-status { font-size: 0.73rem; color: var(--wa-green); }

.chat-messages {
  height: 250px; overflow-y: auto; padding: 14px;
  display: flex; flex-direction: column; gap: 9px;
}
.chat-bubble {
  max-width: 85%; padding: 9px 13px; border-radius: 13px;
  font-size: 0.86rem; line-height: 1.45;
  animation: bubbleIn 0.3s cubic-bezier(0.34, 1.4, 0.64, 1);
}
@keyframes bubbleIn {
  from { opacity: 0; transform: translateY(10px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.chat-bubble.bot {
  background: var(--bg-card); border: 1px solid var(--border);
  align-self: flex-start; border-bottom-left-radius: 4px;
}
.chat-bubble.user {
  background: linear-gradient(135deg, var(--accent), #2bc4bb); color: #0a0a0a;
  align-self: flex-end; border-bottom-right-radius: 4px;
}

.smart-replies { display: flex; flex-wrap: wrap; gap: 5px; padding: 0 11px 11px; }
.smart-replies button {
  font-size: 0.73rem; padding: 6px 11px; border-radius: 100px;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-muted); transition: all 0.22s; position: relative; overflow: hidden;
}
.smart-replies button:hover { border-color: var(--accent); color: var(--accent); background: var(--glow); }
.smart-replies button:active { transform: scale(0.94); }

.chat-input-area {
  display: flex; gap: 7px; padding: 11px; border-top: 1px solid var(--border);
}
.chat-input-area input {
  flex: 1; padding: 11px 13px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 11px; color: var(--text); font-size: 0.88rem; outline: none;
}
.chat-input-area input:focus { border-color: var(--accent); }
.chat-input-area button {
  width: 42px; height: 42px; border-radius: 11px;
  background: linear-gradient(135deg, var(--accent), #2bc4bb); color: #0a0a0a;
  display: grid; place-items: center; transition: transform 0.2s;
  position: relative; overflow: hidden;
}
.chat-input-area button:active { transform: scale(0.9); }
.chat-input-area button svg { width: 17px; height: 17px; }

/* Reveal with car-like motion */
.reveal {
  opacity: 0;
  transform: translateY(28px) translateX(-8px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0) translateX(0);
}

/* Responsive */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-top: calc(var(--nav-height) + 22px); }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-cta, .hero-stats { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-image-wrapper { max-width: 250px; margin: 0 auto; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-image { max-width: 300px; margin: 0 auto; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }
  .project-card.featured { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 12px; }
  .stat { text-align: center; }
  .chat-widget { bottom: 14px; right: 14px; }
  .chat-toggle { width: 52px; height: 52px; }
  .chat-panel { width: calc(100vw - 20px); right: -6px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .hero-image-wrapper { animation: none; }
  .motion-road { display: none; }
}