/* Rebel Tech — design tokens & landing */

:root {
  /* Brand */
  --color-navy: #0f172a;
  --color-shadow: #1e293b;
  --color-cyan: #06b6d4;
  --color-ice: #f8fafc;

  /* Semantic — LIGHT (padrão) */
  --bg: #f8fafc;
  --bg-deep: #eef2f7;
  --surface: #ffffff;
  --surface-soft: #f1f5f9;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: rgba(15, 23, 42, 0.12);
  --header-bg: rgba(248, 250, 252, 0.88);
  --logo-primary: #0f172a;
  --nav-link: #0f172a;
  --btn-outline-fg: #0f172a;
  --badge-bg: rgba(255, 255, 255, 0.92);
  --badge-border: rgba(15, 23, 42, 0.1);
  --badge-text: #475569;
  --overlay: rgba(15, 23, 42, 0.42);
  --input-bg: #ffffff;
  --error: #dc2626;
  --page-glow: rgba(6, 182, 212, 0.14);
  --aurora-a: rgba(6, 182, 212, 0.22);
  --aurora-b: rgba(56, 189, 248, 0.16);
  --aurora-c: rgba(37, 99, 235, 0.12);
  --footer-bg: #eef2f7;
  --cyan-dim: rgba(6, 182, 212, 0.14);
  --scroll-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  --placeholder-bg: #e2e8f0;
  --about-bg: #f0f7fb;
  --about-fg: var(--color-navy);
  --about-muted: #64748b;
  --project-card-bg: rgba(255, 255, 255, 0.62);
  --project-card-bg-hover: rgba(255, 255, 255, 0.88);
  --project-card-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
  --mobile-nav-bg: rgba(248, 250, 252, 0.98);

  --font-sans: "Inter", system-ui, sans-serif;
  --radius: 12px;
  --header-h: clamp(68px, 8vw, 84px);
  --page-gutter: clamp(1.25rem, 4.5vw, 4.5rem);
  --container: 1320px;
  --container-wide: 1560px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="dark"] {
  --bg: #0e1629;
  --bg-deep: #0c1424;
  --surface: #1e293b;
  --surface-soft: rgba(30, 41, 59, 0.55);
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --border: rgba(148, 163, 184, 0.22);
  --header-bg: rgba(15, 23, 42, 0.82);
  --logo-primary: #f8fafc;
  --nav-link: #f8fafc;
  --btn-outline-fg: #f8fafc;
  --badge-bg: rgba(30, 41, 59, 0.55);
  --badge-border: rgba(148, 163, 184, 0.28);
  --badge-text: #cbd5e1;
  --overlay: rgba(2, 8, 23, 0.55);
  --input-bg: #0f172a;
  --error: #fca5a5;
  --page-glow: rgba(6, 182, 212, 0.12);
  --aurora-a: rgba(6, 182, 212, 0.2);
  --aurora-b: rgba(56, 189, 248, 0.14);
  --aurora-c: rgba(59, 130, 246, 0.12);
  --footer-bg: rgba(11, 18, 36, 0.9);
  --cyan-dim: rgba(6, 182, 212, 0.16);
  --scroll-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  --placeholder-bg: #0b1528;
  --about-bg: #0a1220;
  --about-fg: var(--color-ice);
  --about-muted: #94a3b8;
  --project-card-bg: rgba(15, 23, 42, 0.28);
  --project-card-bg-hover: rgba(15, 23, 42, 0.48);
  --project-card-shadow: 0 22px 48px rgba(2, 8, 23, 0.35);
  --mobile-nav-bg: rgba(15, 23, 42, 0.96);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
  color-scheme: light;
}

html[data-theme="dark"] {
  color-scheme: dark;
}

body {
  position: relative;
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 80% -10%, var(--page-glow), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  min-height: 100vh;
  line-height: 1.6;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.bg-aurora {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.bg-aurora__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  opacity: 0.9;
  will-change: transform;
  mix-blend-mode: multiply;
}

[data-theme="dark"] .bg-aurora__blob {
  mix-blend-mode: screen;
  opacity: 0.75;
}

.bg-aurora__blob--a {
  width: min(52vw, 560px);
  height: min(52vw, 560px);
  top: -8%;
  left: -6%;
  background: radial-gradient(circle at 40% 40%, var(--aurora-a), transparent 68%);
  animation: aurora-drift-a 28s ease-in-out infinite alternate;
}

.bg-aurora__blob--b {
  width: min(48vw, 520px);
  height: min(48vw, 520px);
  top: 28%;
  right: -10%;
  background: radial-gradient(circle at 50% 50%, var(--aurora-b), transparent 70%);
  animation: aurora-drift-b 34s ease-in-out infinite alternate;
}

.bg-aurora__blob--c {
  width: min(56vw, 620px);
  height: min(56vw, 620px);
  bottom: -12%;
  left: 22%;
  background: radial-gradient(circle at 45% 45%, var(--aurora-c), transparent 72%);
  animation: aurora-drift-c 40s ease-in-out infinite alternate;
}

@keyframes aurora-drift-a {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(8%, 10%, 0) scale(1.08);
  }
  100% {
    transform: translate3d(14%, -4%, 0) scale(0.96);
  }
}

@keyframes aurora-drift-b {
  0% {
    transform: translate3d(0, 0, 0) scale(1.05);
  }
  50% {
    transform: translate3d(-10%, 8%, 0) scale(0.95);
  }
  100% {
    transform: translate3d(-4%, -12%, 0) scale(1.1);
  }
}

@keyframes aurora-drift-c {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(10%, -8%, 0) scale(1.12);
  }
  100% {
    transform: translate3d(-8%, 6%, 0) scale(0.94);
  }
}

@media (prefers-reduced-motion: reduce) {
  .bg-aurora__blob {
    animation: none;
  }
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-cyan);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(100% - (var(--page-gutter) * 2), var(--container));
  margin-inline: auto;
}

.container--wide {
  width: min(100% - (var(--page-gutter) * 2), var(--container-wide));
}

.accent {
  color: var(--color-cyan);
}

.logo {
  font-weight: 800;
  font-size: clamp(1.2rem, 1rem + 0.55vw, 1.55rem);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.logo-rebel {
  color: var(--logo-primary);
}

.logo-tech {
  color: var(--color-cyan);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.8rem 1.25rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s, border-color 0.2s, color 0.2s;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn:focus-visible,
.social-link:focus-visible,
.theme-toggle:focus-visible,
.nav-toggle:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--color-cyan);
  color: #ffffff;
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-outline,
.btn-ghost {
  background: transparent;
  color: var(--btn-outline-fg);
  border-color: var(--color-cyan);
}

.btn-ghost {
  border-color: transparent;
  color: var(--color-cyan);
}

.btn-sm {
  padding: 0.55rem 0.95rem;
  font-size: 0.92rem;
}

.btn-block {
  width: 100%;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  min-height: var(--header-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  column-gap: 1rem;
}

.header-inner > .logo {
  justify-self: start;
}

.nav-links {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 1.85rem);
}

.nav-links a {
  color: var(--nav-link);
  font-weight: 500;
  font-size: clamp(0.92rem, 0.85rem + 0.25vw, 1.05rem);
  text-decoration: none;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--color-cyan);
}

.header-tools {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  display: inline-grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

.theme-toggle .icon-sun {
  display: none;
}

.theme-toggle .icon-moon {
  display: block;
}

html[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

html[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  padding: 0;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

.nav-drawer {
  display: none;
}

.nav-drawer[hidden] {
  display: none !important;
}

/* Hero */
.hero {
  padding: clamp(2rem, 6vh, 5rem) 0 clamp(2rem, 5vh, 3.5rem);
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  /* Texto ~65–70% / foto ~30–35% — não 50/50 */
  grid-template-columns: minmax(0, 1.85fr) minmax(220px, 0.78fr);
  gap: clamp(1.5rem, 4vw, 4.5rem);
  align-items: center;
}

.hero-grid--solo {
  grid-template-columns: 1fr;
  max-width: 720px;
}

.hero-copy {
  min-width: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 clamp(1rem, 2vh, 1.35rem);
  padding: 0.45rem 0.95rem 0.45rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--badge-border);
  background: var(--badge-bg);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(8px);
}

.hero-badge-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow:
    0 0 0 3px rgba(6, 182, 212, 0.18),
    0 0 12px 2px rgba(6, 182, 212, 0.75);
  animation: badge-pulse 2.2s ease-in-out infinite;
  flex-shrink: 0;
}

.hero-badge-text {
  color: var(--badge-text);
  font-size: clamp(0.82rem, 0.75rem + 0.25vw, 0.98rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.2;
  white-space: nowrap;
}

@keyframes badge-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 3px rgba(6, 182, 212, 0.16),
      0 0 10px 1px rgba(6, 182, 212, 0.55);
  }
  50% {
    box-shadow:
      0 0 0 5px rgba(6, 182, 212, 0.22),
      0 0 16px 3px rgba(6, 182, 212, 0.9);
  }
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 1.1rem + 4.4vw, 4.85rem);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.035em;
  max-width: 16ch;
}

.hero-lead {
  margin: clamp(1.1rem, 2.2vh, 1.65rem) 0 clamp(1.5rem, 2.8vh, 2.1rem);
  color: var(--text-muted);
  font-size: clamp(1.08rem, 0.92rem + 0.7vw, 1.45rem);
  line-height: 1.6;
  max-width: min(52ch, 100%);
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.75rem, 1.2vw, 1.1rem);
}

.hero .btn {
  padding: clamp(0.85rem, 0.65rem + 0.55vw, 1.15rem) clamp(1.3rem, 1rem + 1vw, 2rem);
  font-size: clamp(0.95rem, 0.88rem + 0.3vw, 1.12rem);
  border-radius: 12px;
}

.social-row {
  display: flex;
  gap: clamp(0.7rem, 1vw, 1rem);
  margin-top: clamp(1.35rem, 2.5vh, 2rem);
}

.social-link {
  width: clamp(44px, 3vw, 54px);
  height: clamp(44px, 3vw, 54px);
  border: 1px solid var(--color-cyan);
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: var(--color-cyan);
  transition: background 0.2s, color 0.2s;
}

.social-link:hover {
  background: var(--cyan-dim);
  text-decoration: none;
}

.social-link svg {
  width: clamp(18px, 1.2vw, 22px);
  height: clamp(18px, 1.2vw, 22px);
}

.hero-tech {
  margin-top: clamp(1.75rem, 3vh, 2.4rem);
  padding-top: clamp(1.1rem, 2vh, 1.5rem);
  border-top: 1px solid var(--border);
  max-width: 42rem;
}

.hero-tech-label {
  margin: 0 0 0.85rem;
  color: var(--text-muted);
  font-size: clamp(0.72rem, 0.65rem + 0.2vw, 0.82rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-tech-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(0.85rem, 1.5vw, 1.25rem);
}

.hero-tech-item {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(36px, 3.2vw, 42px);
  height: clamp(36px, 3.2vw, 42px);
}

.hero-tech-icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.hero-tech-icon--dark {
  display: none;
}

html[data-theme="dark"] .hero-tech-icon--light {
  display: none;
}

html[data-theme="dark"] .hero-tech-icon--dark {
  display: block;
}

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

.hero-tech-item:hover {
  transform: translateY(-2px);
  transition: transform 0.2s var(--ease);
}


.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  align-self: center;
  width: 100%;
}

.hero-frame {
  position: relative;
  /* Foto menor: suporte visual, não competidor do título */
  width: min(100%, clamp(240px, 26vw, 420px));
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
}

.hero-ring {
  position: absolute;
  inset: clamp(-8px, -0.8vw, -14px);
  border-radius: 50%;
  border: 2px dashed rgba(6, 182, 212, 0.55);
  box-shadow: 0 0 0 clamp(10px, 1vw, 18px) rgba(6, 182, 212, 0.06);
  animation: pulse-ring 4.5s var(--ease) infinite;
  pointer-events: none;
}

.hero-photo {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 18%;
  background: var(--bg);
}

.hero-photo--dark {
  display: none;
}

html[data-theme="dark"] .hero-photo--light {
  display: none;
}

html[data-theme="dark"] .hero-photo--dark {
  display: block;
}

@keyframes pulse-ring {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.03);
    opacity: 1;
  }
}

/* Sections */
.section {
  padding: 5rem 0;
}

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

.section-kicker {
  margin: 0 0 0.5rem;
  color: var(--color-cyan);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.section h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-text,
.section-support {
  color: var(--text-muted);
  margin: 0 0 1.4rem;
  font-size: 1.05rem;
}

.section-head {
  margin-bottom: 2rem;
  max-width: 40rem;
}

.about {
  background: var(--about-bg);
  border-block: 1px solid color-mix(in srgb, var(--color-cyan) 14%, transparent);
  color: var(--about-fg);
}

.about-content {
  max-width: 42rem;
  text-align: left;
  margin-inline: 0;
}

.about .section-kicker {
  color: var(--color-cyan);
}

.about h2 {
  color: var(--about-fg);
}

.about .accent {
  color: var(--color-cyan);
}

.about .section-text {
  max-width: 38rem;
  color: var(--about-muted);
}

.about .section-actions {
  justify-content: flex-start;
}

.about .btn-primary {
  background: var(--color-cyan);
  color: #ffffff;
  border-color: var(--color-cyan);
}

.about .btn-primary:hover {
  filter: brightness(1.06);
  color: #ffffff;
}

.about .btn-outline {
  background: transparent;
  color: var(--about-fg);
  border-color: color-mix(in srgb, var(--color-cyan) 45%, var(--about-fg));
}

.about .btn-outline:hover {
  background: color-mix(in srgb, var(--color-cyan) 12%, transparent);
  border-color: var(--color-cyan);
  color: var(--about-fg);
  text-decoration: none;
}

/* Skills */
.section-head--center {
  text-align: center;
  margin-inline: auto;
}

.section-head--center .section-support {
  margin-inline: auto;
}

.skills-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.4rem, 3vw, 2rem) clamp(1.5rem, 3vw, 2.5rem);
}

.skill-item {
  display: grid;
  gap: 0.55rem;
}

.skill-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.skill-identity {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
}

.skill-icon {
  width: 1.35rem;
  height: 1.35rem;
  object-fit: contain;
  flex-shrink: 0;
}

.skill-icon--dark {
  display: none;
}

html[data-theme="dark"] .skill-icon--light {
  display: none;
}

html[data-theme="dark"] .skill-icon--dark {
  display: block;
}

.skill-name {
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--text);
}

.skill-level {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  flex-shrink: 0;
}

.skill-track {
  height: 8px;
  border-radius: 999px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  overflow: hidden;
}

.skill-fill {
  display: block;
  height: 100%;
  width: var(--skill-level, 100%);
  border-radius: inherit;
  background: linear-gradient(90deg, #0891b2 0%, #06b6d4 55%, #22d3ee 100%);
}

/* Projects */
.project-section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.project-section-head .section-head {
  margin-bottom: 0;
  flex: 1;
  min-width: 0;
}

.project-carousel-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  padding-bottom: 0.2rem;
}

.project-carousel-btn {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--project-card-bg);
  color: var(--text);
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition:
    border-color 0.25s var(--ease),
    color 0.25s var(--ease),
    background 0.25s var(--ease),
    transform 0.25s var(--ease);
}

.project-carousel-btn svg {
  width: 1.15rem;
  height: 1.15rem;
}

.project-carousel-btn:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--color-cyan) 50%, var(--border));
  color: var(--color-cyan);
  transform: translateY(-1px);
}

.project-carousel-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.project-carousel {
  --project-gap: 1.15rem;
  --project-per-page: 3;
}

.project-carousel-viewport {
  overflow: hidden;
  width: 100%;
  outline: none;
  container-type: inline-size;
  padding-block: 0.85rem 0.35rem;
  margin-block: -0.85rem -0.15rem;
}

.project-carousel-track {
  display: flex;
  gap: var(--project-gap);
  transition: transform 0.55s var(--ease);
  will-change: transform;
}

.project-card {
  position: relative;
  flex: 0 0 calc((100cqi - (var(--project-per-page) - 1) * var(--project-gap)) / var(--project-per-page));
  width: calc((100cqi - (var(--project-per-page) - 1) * var(--project-gap)) / var(--project-per-page));
  max-width: none;
  background: var(--project-card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 0 0 transparent;
  transition:
    border-color 0.35s var(--ease),
    transform 0.35s var(--ease),
    background 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-cyan), transparent);
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  z-index: 1;
}

.project-card:hover,
.project-card:focus-within {
  border-color: color-mix(in srgb, var(--color-cyan) 55%, var(--border));
  transform: translateY(-10px);
  background: var(--project-card-bg-hover);
  box-shadow: var(--project-card-shadow);
}

.project-card:hover::before,
.project-card:focus-within::before {
  opacity: 1;
  transform: scaleX(1);
}

.project-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--placeholder-bg);
}

.project-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.55s var(--ease), filter 0.55s var(--ease);
}

.project-card:hover .project-cover,
.project-card:focus-within .project-cover {
  transform: scale(1.06);
  filter: saturate(1.08);
}

.project-cover--placeholder {
  width: 100%;
  height: 100%;
  background:
    linear-gradient(135deg, rgba(6, 182, 212, 0.28), transparent 60%),
    var(--placeholder-bg);
  transition: transform 0.55s var(--ease);
}

.project-card:hover .project-cover--placeholder,
.project-card:focus-within .project-cover--placeholder {
  transform: scale(1.06);
}

.project-body {
  padding: 0.95rem 1.05rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.project-body h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: color 0.25s var(--ease);
}

.project-card:hover .project-body h3,
.project-card:focus-within .project-body h3 {
  color: var(--color-cyan);
}

.project-body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-stack {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin: 0.15rem 0 0;
  padding: 0;
}

.project-stack li {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.12rem 0.45rem;
  background: color-mix(in srgb, var(--color-cyan) 6%, transparent);
  transition:
    color 0.25s var(--ease),
    border-color 0.25s var(--ease),
    background 0.25s var(--ease),
    transform 0.25s var(--ease);
}

.project-card:hover .project-stack li,
.project-card:focus-within .project-stack li {
  color: var(--text);
  border-color: color-mix(in srgb, var(--color-cyan) 35%, var(--border));
  background: color-mix(in srgb, var(--color-cyan) 12%, transparent);
}

.project-link {
  margin-top: auto;
  padding-top: 0.35rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  width: fit-content;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-cyan);
  transition: gap 0.3s var(--ease), transform 0.3s var(--ease);
}

.project-link svg {
  width: 0.95rem;
  height: 0.95rem;
  transition: transform 0.3s var(--ease);
}

.project-card:hover .project-link,
.project-card:focus-within .project-link {
  gap: 0.55rem;
  text-decoration: none;
}

.project-card:hover .project-link svg,
.project-card:focus-within .project-link svg {
  transform: translateX(3px);
}

.project-carousel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.15rem;
}

.project-carousel-dots {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.project-carousel-dot {
  width: 0.55rem;
  height: 0.55rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--border);
  cursor: pointer;
  transition:
    width 0.25s var(--ease),
    background 0.25s var(--ease);
}

.project-carousel-dot[aria-current="true"] {
  width: 1.35rem;
  background: var(--color-cyan);
}

.project-carousel-status {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 500;
}

.empty-state {
  color: var(--text-muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  background: var(--project-card-bg);
  backdrop-filter: blur(10px);
}

@media (prefers-reduced-motion: reduce) {
  .project-carousel-track {
    transition: none;
  }

  .project-card,
  .project-cover,
  .project-cover--placeholder,
  .project-link,
  .project-link svg,
  .project-stack li,
  .project-carousel-btn,
  .project-carousel-dot {
    transition: none;
  }

  .project-card:hover,
  .project-card:focus-within {
    transform: none;
  }

  .project-card:hover .project-cover,
  .project-card:focus-within .project-cover,
  .project-card:hover .project-cover--placeholder,
  .project-card:focus-within .project-cover--placeholder {
    transform: none;
  }
}

/* Contact */
.contact {
  position: relative;
}

.contact-layout {
  display: grid;
  gap: clamp(1.1rem, 2.5vw, 1.5rem);
}

.contact-channels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.contact-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: center;
  min-width: 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.contact-card:hover {
  border-color: color-mix(in srgb, var(--color-cyan) 55%, var(--border));
  transform: translateY(-2px);
}

.contact-card strong {
  display: block;
  font-size: 1rem;
}

.contact-card-detail {
  display: block;
  margin-top: 0.2rem;
  color: var(--text-muted);
  font-size: 0.88rem;
  overflow-wrap: anywhere;
}

.contact-card-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 12px;
  background: var(--color-cyan);
  color: #ffffff;
  flex-shrink: 0;
}

.contact-card-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.contact-form {
  position: relative;
  display: grid;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: clamp(1.35rem, 3vw, 2rem);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--color-cyan) 12%, transparent),
    0 24px 60px rgba(15, 23, 42, 0.08);
}

.contact-form-head {
  display: grid;
  gap: 0.35rem;
}

.contact-form-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
}

.contact-form-lead,
.contact-form-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.contact-form-note {
  font-size: 0.82rem;
}

.contact-fields {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem 1rem;
}

.contact-field-message {
  grid-column: 1 / -1;
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
  min-width: 0;
  align-content: start;
}

.contact-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.contact-label svg {
  width: 1rem;
  height: 1rem;
  color: var(--color-cyan);
  flex-shrink: 0;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--input-bg);
  color: var(--text);
  padding: 0.75rem 0.85rem;
  font: inherit;
}

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

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--color-cyan);
  outline-offset: 1px;
}

.contact-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.contact-actions .btn {
  width: 100%;
  text-align: center;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
  background: var(--footer-bg);
}

.footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.logo--footer {
  font-size: 1rem;
  white-space: nowrap;
}

.footer-sep {
  width: 1px;
  height: 1rem;
  background: var(--border);
  flex-shrink: 0;
}

.footer-copy {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.3;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  flex-shrink: 0;
}

.footer-social-btn {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  transition: color 0.2s var(--ease);
}

.footer-social-btn svg {
  width: 1.15rem;
  height: 1.15rem;
}

.footer-social-btn:hover {
  color: var(--color-cyan);
}

.field-error {
  color: var(--error);
  font-size: 0.8rem;
  font-weight: 500;
  min-height: 1em;
}

.form-status {
  margin: 0;
  min-height: 1.25em;
  color: var(--color-cyan);
  font-weight: 600;
}

.hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
}

body.nav-open {
  overflow: hidden;
}

/* Motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.reveal-delay {
  transition-delay: 0.12s;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .project-carousel {
    --project-per-page: 2;
  }

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

  .contact-fields label:nth-child(3) {
    grid-column: 1 / -1;
  }

  .hero-visual {
    justify-content: center;
    order: -1;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.4rem, 8vw, 3.4rem);
  }

  .hero-lead {
    max-width: 40ch;
  }

  .tech-grid,
  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero {
    min-height: auto;
    padding-top: clamp(1.75rem, 4vh, 2.75rem);
  }

  .hero-frame {
    width: min(72vw, 340px);
  }
}

@media (min-width: 761px) {
  .nav-drawer {
    display: none !important;
  }
}

@media (max-width: 760px) {
  .footer-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .project-section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-carousel {
    --project-per-page: 1;
  }

  .project-carousel-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-brand {
    flex-wrap: wrap;
    row-gap: 0.35rem;
  }

  .footer-sep {
    display: none;
  }

  .footer-copy {
    width: 100%;
    font-size: 0.8rem;
  }

  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .contact-channels,
  .contact-fields,
  .contact-actions {
    grid-template-columns: 1fr;
  }

  .contact-fields label:nth-child(3) {
    grid-column: auto;
  }

  .nav-links,
  .nav-actions {
    display: none;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-drawer:not([hidden]) {
    display: block;
    border-top: 1px solid var(--border);
    background: var(--header-bg);
  }

  .nav-drawer-list {
    display: flex;
    flex-direction: column;
    padding: 0.35rem var(--page-gutter) 0.85rem;
  }

  .nav-drawer-list a,
  .nav-drawer-list button {
    appearance: none;
    border: 0;
    background: transparent;
    text-align: left;
    width: 100%;
    padding: 0.95rem 0;
    color: var(--text);
    font: inherit;
    font-size: 1.05rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.85rem;
  }

  .nav-drawer-list svg {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
    color: var(--color-cyan);
  }

  .nav-drawer-list a:hover,
  .nav-drawer-list button:hover {
    color: var(--color-cyan);
  }

  .nav-drawer-list button {
    color: var(--color-cyan);
    font-weight: 600;
  }

  .tech-grid,
  .skills-grid {
    grid-template-columns: 1fr;
  }
}