:root {
  color-scheme: dark;
  --bg: oklch(0.075 0 0);
  --bg-deep: oklch(0.045 0 0);
  --surface: oklch(0.145 0.018 235);
  --surface-strong: oklch(0.215 0.032 235);
  --ink: oklch(0.965 0.004 230);
  --muted: oklch(0.79 0.028 238);
  --primary: oklch(0.82 0.19 147);
  --primary-strong: oklch(0.71 0.19 150);
  --accent: oklch(0.72 0.17 238);
  --accent-dark: oklch(0.28 0.09 244);
  --line: oklch(0.31 0.04 230 / 0.7);
  --glass: oklch(0.16 0.025 235 / 0.74);
  --radius-card: 16px;
  --radius-small: 10px;
  --shadow-neon: 0 0 26px oklch(0.78 0.18 147 / 0.22);
  --max-width: 1180px;
  --header-height: 76px;
  --mouse-x: 50vw;
  --mouse-y: 20vh;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    linear-gradient(118deg, oklch(0.4 0.13 238 / 0.18), transparent 30%),
    linear-gradient(24deg, transparent 48%, oklch(0.67 0.18 150 / 0.16) 62%, transparent 76%),
    linear-gradient(180deg, var(--bg-deep), var(--bg) 38%, oklch(0.055 0 0));
  color: var(--ink);
  font-family: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(oklch(0.9 0.02 230 / 0.035) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.9 0.02 230 / 0.035) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(115deg, transparent 0 38%, oklch(0.82 0.19 147 / 0.055) 42%, transparent 54%),
    linear-gradient(72deg, transparent 0 62%, oklch(0.72 0.17 238 / 0.055) 66%, transparent 78%);
  background-position:
    calc(var(--mouse-x) * 0.015) calc(var(--mouse-y) * 0.01),
    calc(var(--mouse-x) * -0.012) calc(var(--mouse-y) * 0.008);
  opacity: 1;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 4px;
}

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

.skip-link:focus {
  width: auto;
  height: auto;
  clip: auto;
  top: 1rem;
  left: 1rem;
  z-index: 20;
  padding: 0.75rem 1rem;
  background: var(--primary);
  color: var(--bg-deep);
  border-radius: 999px;
  font-weight: 800;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  min-height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease, backdrop-filter 220ms ease;
}

.site-header.is-scrolled {
  background: oklch(0.065 0 0 / 0.78);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(var(--max-width), calc(100% - 32px));
  min-height: var(--header-height);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid oklch(0.78 0.18 147 / 0.8);
  background:
    radial-gradient(circle at 50% 50%, oklch(0.78 0.18 147 / 0.24), transparent 56%),
    linear-gradient(145deg, oklch(0.13 0.045 236), oklch(0.055 0 0));
  color: var(--primary);
  box-shadow: var(--shadow-neon);
  object-fit: cover;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text strong {
  font-size: 1.02rem;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.74rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(0.6rem, 2vw, 1.4rem);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--muted);
}

.nav-menu a {
  position: relative;
  padding: 0.4rem 0;
}

.nav-menu a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  content: "";
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.nav-menu a:hover,
.nav-menu a.is-active {
  color: var(--ink);
}

.nav-menu a:hover::after,
.nav-menu a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
  border-radius: 999px;
}

.section-shell {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(72px, 10vw, 126px) 0;
  scroll-margin-top: var(--header-height);
}

.hero {
  position: relative;
  overflow: clip;
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding-top: calc(var(--header-height) + clamp(32px, 5vw, 64px));
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: 18% auto auto 0;
  z-index: -1;
  width: min(620px, 48vw);
  height: 48%;
  content: "";
  background:
    linear-gradient(118deg, oklch(0.72 0.17 238 / 0.12), transparent 54%),
    linear-gradient(34deg, transparent 30%, oklch(0.82 0.19 147 / 0.1) 48%, transparent 66%);
  clip-path: polygon(0 0, 78% 0, 100% 42%, 44% 100%, 0 72%);
  filter: blur(1px);
}

.hero::after {
  position: absolute;
  inset: auto 0 8% auto;
  z-index: -1;
  width: min(560px, 42vw);
  height: 36%;
  content: "";
  background:
    linear-gradient(140deg, transparent 0 38%, oklch(0.82 0.19 147 / 0.12) 39% 45%, transparent 46%),
    linear-gradient(90deg, oklch(0.72 0.17 238 / 0.1), transparent 70%);
  clip-path: polygon(20% 0, 100% 0, 100% 76%, 72% 100%, 0 100%, 28% 54%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
}

.hero-copy {
  position: relative;
  isolation: isolate;
}

.hero-copy::before {
  position: absolute;
  inset: 3.2rem auto auto -0.85rem;
  z-index: -1;
  width: min(620px, 92%);
  height: clamp(210px, 28vw, 360px);
  content: "";
  border: 1px solid oklch(0.72 0.17 238 / 0.16);
  background:
    linear-gradient(90deg, oklch(0.72 0.17 238 / 0.16), transparent 54%),
    linear-gradient(180deg, oklch(0.82 0.19 147 / 0.08), transparent 64%);
  clip-path: polygon(0 0, 86% 0, 100% 58%, 46% 100%, 0 82%);
  opacity: 0.82;
  animation: hero-panel-breathe 7s ease-in-out infinite;
}

.hero-copy::after {
  position: absolute;
  top: 3.2rem;
  left: -0.85rem;
  z-index: -1;
  width: 2px;
  height: clamp(210px, 28vw, 360px);
  content: "";
  background: linear-gradient(180deg, transparent, var(--primary), var(--accent), transparent);
  animation: hero-rail-scan 3.8s ease-in-out infinite;
}

.signal-label {
  width: fit-content;
  margin: 0 0 1rem;
  color: var(--primary);
  font-family: "Rajdhani", system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0;
  text-shadow: 0 0 18px oklch(0.82 0.19 147 / 0.28);
  animation: label-pulse 4.8s ease-in-out infinite;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
  line-height: 1.02;
}

h1 {
  position: relative;
  max-width: 820px;
  margin-bottom: 1.2rem;
  font-size: clamp(3rem, 8.4vw, 6rem);
  letter-spacing: -0.035em;
  text-shadow: 0 0 0 transparent;
  animation: title-breathe 6.5s ease-in-out infinite;
}

h2 {
  max-width: 760px;
  margin-bottom: 0;
  font-size: clamp(2rem, 4.8vw, 4.3rem);
  letter-spacing: -0.03em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  letter-spacing: -0.02em;
}

.hero-lede {
  max-width: 68ch;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.55vw, 1.2rem);
  text-wrap: pretty;
}

.hero-command {
  width: fit-content;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.55rem;
  border: 1px solid oklch(0.72 0.17 238 / 0.42);
  border-radius: 999px;
  padding: 0.48rem 0.72rem;
  background: oklch(0.09 0.018 235 / 0.82);
  color: oklch(0.88 0.02 238);
  font-size: 0.88rem;
  font-weight: 800;
  animation: command-float 5.4s ease-in-out infinite;
}

.command-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 6px oklch(0.82 0.19 147 / 0.12);
  animation: dot-pulse 1.8s ease-out infinite;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
}

.button {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.78rem 1.1rem;
  font-weight: 800;
  line-height: 1.15;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button::before {
  position: absolute;
  inset: -20% auto -20% -45%;
  width: 42%;
  content: "";
  background: linear-gradient(90deg, transparent, oklch(1 0 0 / 0.42), transparent);
  transform: skewX(-18deg);
  opacity: 0;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary::before {
  animation: button-sheen 4.2s ease-in-out infinite;
}

.button-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--ink);
}

.button-secondary {
  border: 1px solid oklch(0.78 0.18 147 / 0.55);
  background: oklch(0.13 0.02 235 / 0.62);
  color: var(--ink);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2rem;
}

.hero-proof span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.72rem;
  background: oklch(0.14 0.02 235 / 0.58);
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-status {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  max-width: 620px;
  margin-top: 1.1rem;
}

.hero-status span {
  position: relative;
  overflow: hidden;
  min-height: 46px;
  display: flex;
  align-items: center;
  border: 1px solid oklch(0.42 0.09 235 / 0.62);
  border-radius: var(--radius-small);
  padding: 0.58rem 0.72rem 0.58rem 2rem;
  background:
    linear-gradient(135deg, oklch(0.18 0.03 236 / 0.86), oklch(0.08 0.014 235 / 0.86)),
    var(--surface);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
}

.hero-status span::before {
  position: absolute;
  left: 0.72rem;
  width: 8px;
  height: 8px;
  content: "";
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px oklch(0.82 0.19 147 / 0.58);
}

.hero-status span::after {
  position: absolute;
  inset: auto 0 0;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
  transform: translateX(-100%);
  animation: status-line-pass 3.6s ease-in-out infinite;
}

.hero-status span:nth-child(2)::after {
  animation-delay: 0.45s;
}

.hero-status span:nth-child(3)::after {
  animation-delay: 0.9s;
}

.hero-visual {
  position: relative;
  min-height: 620px;
  display: grid;
  place-items: center;
  max-width: 100%;
}

.hero-circuit {
  position: absolute;
  inset: 7% -5% 8% 0;
  pointer-events: none;
}

.hero-circuit span {
  position: absolute;
  display: block;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
  opacity: 0.48;
  transform-origin: left;
  animation: circuit-flow 5.4s ease-in-out infinite;
}

.hero-circuit span:nth-child(1) {
  top: 18%;
  right: 2%;
  width: 260px;
  transform: rotate(0deg);
}

.hero-circuit span:nth-child(2) {
  top: 56%;
  right: 14%;
  width: 310px;
  transform: rotate(90deg);
  animation-delay: 0.6s;
}

.hero-circuit span:nth-child(3) {
  bottom: 14%;
  right: 3%;
  width: 220px;
  transform: rotate(0deg);
  animation-delay: 1.2s;
}

.app-mockup {
  position: relative;
  width: min(100%, 410px);
  min-height: 560px;
  display: grid;
  place-items: center;
}

.app-mockup::before {
  position: absolute;
  inset: 12% -10% 8% -4%;
  content: "";
  border-radius: var(--radius-card);
  background:
    linear-gradient(120deg, oklch(0.72 0.17 238 / 0.16), transparent 44%),
    linear-gradient(35deg, transparent 46%, oklch(0.82 0.19 147 / 0.18) 60%, transparent 78%);
  clip-path: polygon(10% 0, 100% 0, 86% 100%, 0 88%);
  filter: blur(1px);
}

.app-mockup::after {
  position: absolute;
  inset: 7% 5% 8%;
  content: "";
  border: 1px solid oklch(0.72 0.17 238 / 0.22);
  border-radius: var(--radius-card);
  background-image:
    linear-gradient(oklch(0.9 0.02 230 / 0.035) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.9 0.02 230 / 0.035) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(135deg, transparent, black 28%, transparent 78%);
  pointer-events: none;
}

.phone-shell {
  position: relative;
  z-index: 1;
  width: min(305px, 80vw);
  aspect-ratio: 9 / 18;
  border: 1px solid oklch(0.78 0.18 147 / 0.56);
  border-radius: 34px;
  padding: 0.8rem;
  background:
    linear-gradient(160deg, oklch(0.21 0.04 235), oklch(0.065 0 0) 54%),
    var(--bg);
  box-shadow: 0 0 0 8px oklch(0.08 0 0), var(--shadow-neon);
  animation: device-float 7s ease-in-out infinite;
}

.phone-top {
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.camera {
  width: 78px;
  height: 22px;
  border-radius: 999px;
  background: oklch(0.035 0 0);
}

.phone-content {
  height: calc(100% - 38px);
  border-radius: 24px;
  padding: 1rem;
  background:
    radial-gradient(circle at 100% 0%, oklch(0.78 0.18 147 / 0.16), transparent 40%),
    oklch(0.085 0.014 235);
  overflow: hidden;
}

.mock-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.mock-header span,
.mock-card span,
.mock-card small,
.mock-grid small {
  color: var(--muted);
  font-size: 0.72rem;
}

.mock-header strong {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  font-family: "Rajdhani", system-ui, sans-serif;
  font-size: 1.1rem;
}

.mock-header img {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  object-fit: cover;
}

.mock-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: oklch(0.16 0.025 235 / 0.78);
}

.mock-card-main {
  padding: 1rem;
  margin-bottom: 0.85rem;
}

.mock-card-main strong,
.mock-card-main small,
.mock-card-main span {
  display: block;
}

.mock-card-main strong {
  margin: 0.25rem 0 0.1rem;
  font-size: 1.25rem;
}

.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.mock-grid div {
  min-height: 104px;
  border-radius: var(--radius-card);
  padding: 1rem;
  background: linear-gradient(135deg, oklch(0.73 0.18 150), oklch(0.58 0.16 238));
  color: var(--bg-deep);
}

.mock-grid span {
  display: block;
  color: var(--bg-deep);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.mock-grid small {
  color: oklch(0.12 0 0);
  font-weight: 800;
}

.mock-list {
  display: grid;
  gap: 0.65rem;
}

.mock-list span {
  height: 38px;
  border-radius: 999px;
  background: oklch(0.24 0.04 235 / 0.8);
  overflow: hidden;
  position: relative;
}

.mock-list span::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, transparent, oklch(0.78 0.18 147 / 0.18), transparent);
  animation: loading-pass 2.4s ease-in-out infinite;
}

.mock-list span:nth-child(2) {
  width: 72%;
}

.mock-list span:nth-child(3) {
  width: 84%;
}

.floating-panel {
  position: absolute;
  z-index: 2;
  border: 1px solid oklch(0.68 0.16 238 / 0.65);
  border-radius: 999px;
  padding: 0.55rem 0.8rem;
  background: oklch(0.12 0.02 235 / 0.78);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 800;
  backdrop-filter: blur(12px);
}

.floating-panel-a {
  top: 24%;
  left: 0;
  animation: float-soft 5.8s ease-in-out infinite;
}

.floating-panel-b {
  right: -4%;
  bottom: 22%;
  animation: float-soft 6.4s ease-in-out infinite reverse;
}

.tech-card {
  position: absolute;
  z-index: 2;
  min-width: 152px;
  border: 1px solid oklch(0.42 0.09 235 / 0.72);
  border-radius: var(--radius-small);
  padding: 0.7rem 0.8rem;
  background: oklch(0.09 0.018 235 / 0.86);
  backdrop-filter: blur(14px);
}

.tech-card span,
.tech-card strong {
  display: block;
}

.tech-card span {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 800;
}

.tech-card strong {
  margin-top: 0.12rem;
  color: var(--ink);
  font-size: 0.88rem;
}

.tech-card-a {
  top: 9%;
  left: 2%;
  animation: float-soft 6.8s ease-in-out infinite;
}

.tech-card-b {
  right: 1%;
  bottom: 7%;
  animation: float-soft 7.2s ease-in-out infinite reverse;
}

.section-heading {
  display: grid;
  gap: 0.4rem;
  margin-bottom: clamp(2rem, 4vw, 3.2rem);
}

.project-heading {
  grid-template-columns: minmax(0, 0.65fr) minmax(320px, 0.85fr);
  align-items: center;
}

.project-heading p {
  max-width: 46ch;
  margin: 0;
  color: var(--muted);
}

.project-feature,
.about-panel,
.contact-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid oklch(0.78 0.18 147 / 0.36);
  border-radius: var(--radius-card);
  background: linear-gradient(145deg, var(--glass), oklch(0.09 0.01 235 / 0.9));
  backdrop-filter: blur(18px);
}

.project-feature::before,
.about-panel::before,
.contact-panel::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(135deg, oklch(0.78 0.18 147 / 0.18), transparent 34%, oklch(0.68 0.16 238 / 0.16));
  opacity: 0.8;
  pointer-events: none;
}

.project-feature {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(0, 0.8fr);
  align-items: center;
  margin-bottom: 1rem;
}

.project-preview,
.project-video,
.project-copy,
.about-panel > *,
.contact-panel > * {
  position: relative;
  z-index: 1;
}

.project-video {
  align-self: stretch;
  min-height: 420px;
  display: grid;
  place-items: center;
  padding: clamp(0.8rem, 2vw, 1.2rem);
  background:
    linear-gradient(135deg, oklch(0.72 0.17 238 / 0.14), transparent 38%),
    linear-gradient(35deg, transparent 54%, oklch(0.82 0.19 147 / 0.14) 66%, transparent 80%),
    oklch(0.055 0.01 235);
}

.project-video::before {
  position: absolute;
  inset: 1rem;
  content: "";
  border: 1px solid oklch(0.72 0.17 238 / 0.28);
  border-radius: var(--radius-card);
  background-image:
    linear-gradient(oklch(0.9 0.02 230 / 0.04) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.9 0.02 230 / 0.04) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(135deg, black, transparent 78%);
  pointer-events: none;
}

.video-link {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 640px;
  aspect-ratio: 16 / 9;
  min-height: 260px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid oklch(0.82 0.19 147 / 0.52);
  border-radius: var(--radius-small);
  background: oklch(0.03 0 0);
  isolation: isolate;
}

.video-link img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  transform: scale(1.02);
  transition: transform 260ms ease, opacity 260ms ease;
}

.video-link::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(180deg, oklch(0 0 0 / 0.08), oklch(0 0 0 / 0.52)),
    linear-gradient(135deg, oklch(0.82 0.19 147 / 0.16), transparent 46%);
}

.video-link:hover img {
  opacity: 0.95;
  transform: scale(1.06);
}

.play-button {
  position: relative;
  z-index: 1;
  width: 76px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: oklch(0.62 0.23 29);
  box-shadow: 0 0 0 8px oklch(0.62 0.23 29 / 0.18);
}

.play-button::before {
  width: 0;
  height: 0;
  margin-left: 5px;
  content: "";
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  border-left: 18px solid var(--ink);
}

.video-link strong {
  position: absolute;
  z-index: 1;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  color: var(--ink);
  font-size: clamp(1rem, 1.7vw, 1.25rem);
  line-height: 1.15;
}

.project-link {
  display: inline-flex;
  width: fit-content;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  margin-top: 1.2rem;
  border: 1px solid oklch(0.82 0.19 147 / 0.72);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  background: oklch(0.1 0.03 235 / 0.8);
  color: var(--ink);
  font-weight: 800;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.project-link:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  background: oklch(0.16 0.045 235 / 0.9);
}

.project-link-compact {
  min-height: 36px;
  margin-top: 0.9rem;
  padding: 0.45rem 0.72rem;
  font-size: 0.84rem;
}

.project-preview {
  min-height: 420px;
  align-self: stretch;
  padding: clamp(1rem, 3vw, 2rem);
  display: grid;
  align-content: center;
  background:
    linear-gradient(135deg, oklch(0.68 0.16 238 / 0.14), transparent 34%),
    linear-gradient(35deg, transparent 55%, oklch(0.82 0.19 147 / 0.14) 67%, transparent 82%),
    oklch(0.055 0.01 235);
}

.project-preview::before {
  position: absolute;
  inset: 1rem;
  content: "";
  border: 1px solid oklch(0.68 0.16 238 / 0.28);
  border-radius: var(--radius-card);
  background-image:
    linear-gradient(oklch(0.9 0.02 230 / 0.045) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.9 0.02 230 / 0.045) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(135deg, black, transparent 78%);
}

.preview-toolbar,
.classback-window {
  position: relative;
  z-index: 1;
}

.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  max-width: 520px;
  margin: 0 auto 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.5rem 0.75rem;
  background: oklch(0.11 0.02 235 / 0.84);
  color: var(--muted);
  font-size: 0.82rem;
}

.preview-toolbar strong {
  margin-left: auto;
  color: var(--primary);
  font-size: 0.78rem;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 6px oklch(0.78 0.18 147 / 0.12);
  animation: dot-pulse 1.8s ease-out infinite;
}

.classback-window {
  max-width: 520px;
  margin: 0 auto;
  border: 1px solid oklch(0.68 0.16 238 / 0.52);
  border-radius: var(--radius-card);
  padding: clamp(1rem, 2vw, 1.35rem);
  background: linear-gradient(160deg, oklch(0.12 0.025 236 / 0.96), oklch(0.055 0 0 / 0.96));
  transform: perspective(900px) rotateX(3deg) rotateY(-4deg);
}

.classback-topline,
.classback-columns {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.classback-topline {
  justify-content: space-between;
  margin-bottom: 1rem;
  color: var(--muted);
  font-weight: 800;
}

.classback-topline img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  object-fit: cover;
  margin-right: auto;
}

.classback-hero {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 1rem;
  background: oklch(0.09 0.02 235 / 0.86);
}

.classback-hero p {
  margin: 0;
  max-width: 12ch;
  color: var(--ink);
  font-size: clamp(1.35rem, 2.7vw, 2.2rem);
  font-weight: 800;
  line-height: 1.02;
}

.mini-calendar {
  width: 118px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.55rem;
}

.mini-calendar span {
  aspect-ratio: 1;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.mini-calendar span:nth-child(2),
.mini-calendar span:nth-child(3) {
  background: oklch(0.21 0.05 238);
}

.classback-columns {
  margin-top: 0.9rem;
}

.classback-columns div {
  flex: 1;
  min-height: 96px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 0.9rem;
  background: oklch(0.13 0.025 235 / 0.78);
}

.classback-columns small,
.classback-columns strong {
  display: block;
}

.classback-columns small {
  color: var(--muted);
}

.classback-columns strong {
  margin-top: 0.25rem;
}

.classback-timeline {
  display: grid;
  gap: 0.55rem;
  margin-top: 1rem;
}

.classback-timeline span {
  height: 14px;
  border-radius: 999px;
  background: oklch(0.24 0.04 235);
  position: relative;
  overflow: hidden;
}

.classback-timeline span::after {
  position: absolute;
  inset: 0;
  width: 46%;
  content: "";
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  animation: progress-slide 3.2s ease-in-out infinite;
}

.project-copy {
  padding: clamp(1.5rem, 4vw, 3rem);
  align-self: center;
}

.project-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1rem;
  color: var(--primary);
  font-weight: 800;
}

.project-brand img {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  object-fit: cover;
}

.project-copy > p,
.about-panel p,
.contact-panel p,
.service-card p,
.faq-list p {
  color: var(--muted);
  text-wrap: pretty;
}

.project-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.3rem;
}

.project-badges span {
  border: 1px solid oklch(0.68 0.16 238 / 0.58);
  border-radius: 999px;
  padding: 0.35rem 0.72rem;
  background: oklch(0.13 0.03 238 / 0.72);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.portfolio-card {
  position: relative;
  overflow: hidden;
  min-height: 290px;
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 1.2rem;
  align-items: center;
  border: 1px solid oklch(0.42 0.09 235 / 0.72);
  border-radius: var(--radius-card);
  padding: 1.2rem;
  background:
    linear-gradient(135deg, oklch(0.18 0.03 236 / 0.9), oklch(0.085 0.014 235 / 0.95)),
    var(--surface);
  transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
  isolation: isolate;
}

.portfolio-card:hover {
  border-color: var(--project-accent, var(--primary));
  background:
    linear-gradient(135deg, oklch(0.2 0.035 236 / 0.94), oklch(0.1 0.02 235 / 0.98)),
    var(--surface-strong);
}

.portfolio-card::before {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 52%;
  height: calc(100% + 2px);
  content: "";
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background:
    linear-gradient(135deg, transparent 0 28%, var(--project-accent-soft, oklch(0.82 0.19 147 / 0.12)) 29% 43%, transparent 44% 100%),
    linear-gradient(90deg, transparent, var(--project-accent-faint, oklch(0.82 0.19 147 / 0.08))),
    linear-gradient(180deg, transparent 0 24%, var(--project-line, oklch(0.72 0.17 238 / 0.18)) 24% 25%, transparent 25% 50%, var(--project-line, oklch(0.72 0.17 238 / 0.18)) 50% 51%, transparent 51% 100%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 55% 100%, 72% 66%, 48% 44%, 64% 18%);
  opacity: 1;
  pointer-events: none;
}

.portfolio-card::after {
  position: absolute;
  inset: 1.1rem 1.1rem auto auto;
  width: 104px;
  height: 38px;
  content: "";
  border-top: 1px solid var(--project-accent, var(--primary));
  border-right: 1px solid var(--project-accent, var(--primary));
  opacity: 0.82;
  clip-path: polygon(0 0, 100% 0, 100% 100%, calc(100% - 9px) 100%, calc(100% - 9px) 9px, 0 9px);
}

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

.portfolio-card-red {
  --project-accent: oklch(0.67 0.24 29);
  --project-accent-soft: oklch(0.67 0.24 29 / 0.18);
  --project-accent-faint: oklch(0.67 0.24 29 / 0.1);
  --project-line: oklch(0.67 0.24 29 / 0.18);
}

.portfolio-card-violet {
  --project-accent: oklch(0.74 0.18 278);
  --project-accent-soft: oklch(0.74 0.18 278 / 0.18);
  --project-accent-faint: oklch(0.74 0.18 278 / 0.1);
  --project-line: oklch(0.74 0.18 278 / 0.18);
}

.portfolio-logo,
.portfolio-copy {
  position: relative;
  z-index: 1;
}

.portfolio-logo {
  width: 132px;
  height: 132px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--project-accent, var(--line));
  border-radius: 14px;
  background: oklch(0.04 0 0);
  box-shadow: 0 0 0 1px oklch(0 0 0 / 0.28);
}

.portfolio-logo img {
  width: 100%;
  height: 100%;
  border-radius: 14px;
  object-fit: cover;
  background: oklch(0.96 0 0);
}

.portfolio-card span {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--project-accent, var(--primary));
  font-weight: 800;
}

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

.portfolio-card h3 {
  overflow-wrap: anywhere;
}

.portfolio-card p {
  margin-bottom: 0;
  color: oklch(0.83 0.025 238);
}

.product-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.product-pills span {
  border: 1px solid var(--project-accent, oklch(0.68 0.16 238 / 0.42));
  border-radius: 999px;
  padding: 0.25rem 0.6rem;
  background: oklch(0.09 0.02 235 / 0.86);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 800;
}

.product-signal {
  display: grid;
  gap: 0.5rem;
  margin-top: 1rem;
  max-width: 240px;
}

.product-signal span {
  position: relative;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: oklch(0.25 0.05 235 / 0.75);
}

.product-signal span::after {
  position: absolute;
  inset: 0;
  width: var(--signal-width, 68%);
  content: "";
  border-radius: inherit;
  background: linear-gradient(90deg, var(--project-accent, var(--primary)), var(--accent));
  animation: signal-pulse 3s ease-in-out infinite;
}

.product-signal span:nth-child(2) {
  width: 82%;
  --signal-width: 54%;
}

.product-signal span:nth-child(3) {
  width: 68%;
  --signal-width: 78%;
}

.execution-board {
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: clamp(1rem, 3vw, 1.4rem);
  background:
    linear-gradient(125deg, transparent 0 46%, oklch(0.72 0.17 238 / 0.12) 47% 58%, transparent 59%),
    linear-gradient(42deg, oklch(0.82 0.19 147 / 0.1), transparent 32%),
    oklch(0.095 0.014 235 / 0.88);
}

.board-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.board-header span {
  color: var(--primary);
  font-weight: 800;
}

.board-header strong {
  max-width: 48ch;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.1;
}

.board-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr 0.9fr;
  gap: 1rem;
}

.board-panel {
  min-height: 210px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  padding: 1rem;
  background: oklch(0.12 0.018 235 / 0.78);
  transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 220ms ease, border-color 220ms ease;
}

.board-panel:hover {
  border-color: oklch(0.78 0.18 147 / 0.62);
}

.panel-top {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.panel-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
}

.panel-top span:nth-child(2) {
  background: var(--accent);
}

.panel-top span:nth-child(3) {
  background: oklch(0.86 0.02 230);
}

.code-panel pre {
  margin: 0;
  color: var(--ink);
  font-family: "Rajdhani", system-ui, sans-serif;
  font-size: 1.05rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.flow-panel {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr auto;
  align-items: center;
}

.flow-node {
  display: grid;
  place-items: center;
  min-width: 58px;
  min-height: 58px;
  border: 1px solid oklch(0.68 0.16 238 / 0.5);
  border-radius: 50%;
  background: oklch(0.08 0.02 235);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 800;
}

.flow-node.is-active {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--bg-deep);
}

.flow-line {
  height: 2px;
  min-width: 34px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
  background-size: 200% 100%;
  animation: line-flow 2.2s linear infinite;
}

.launch-panel {
  display: grid;
  align-content: center;
}

.launch-badge {
  width: fit-content;
  margin-bottom: 0.7rem;
  border-radius: 999px;
  padding: 0.28rem 0.68rem;
  background: oklch(0.78 0.18 147 / 0.16);
  color: var(--primary);
  font-weight: 800;
}

.launch-panel h3 {
  margin-bottom: 0.9rem;
}

.launch-panel ul {
  display: grid;
  gap: 0.45rem;
  padding: 0;
  margin: 0;
  color: var(--muted);
  list-style: none;
}

.launch-panel li::before {
  margin-right: 0.45rem;
  color: var(--primary);
  content: "✓";
}

.upcoming-section {
  position: relative;
  overflow: clip;
}

.upcoming-section::before {
  position: absolute;
  inset: 12% 0 auto auto;
  z-index: -1;
  width: min(520px, 45vw);
  height: 44%;
  content: "";
  background:
    linear-gradient(125deg, transparent 0 34%, oklch(0.72 0.17 238 / 0.12) 35% 44%, transparent 45%),
    linear-gradient(42deg, oklch(0.82 0.19 147 / 0.1), transparent 46%);
  clip-path: polygon(18% 0, 100% 0, 78% 100%, 0 74%);
}

.upcoming-heading {
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.55fr);
  align-items: end;
}

.upcoming-heading p {
  max-width: 48ch;
  margin: 0;
  color: var(--muted);
}

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

.upcoming-card {
  position: relative;
  min-height: 285px;
  overflow: hidden;
  border: 1px solid oklch(0.42 0.09 235 / 0.68);
  border-radius: var(--radius-card);
  padding: 1.2rem;
  background:
    linear-gradient(135deg, oklch(0.18 0.032 236 / 0.9), oklch(0.08 0.014 235 / 0.96)),
    var(--surface);
  transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.upcoming-card::before {
  position: absolute;
  inset: auto -1px -1px auto;
  width: 72%;
  height: 58%;
  content: "";
  background:
    linear-gradient(135deg, transparent 0 36%, oklch(0.82 0.19 147 / 0.12) 37% 48%, transparent 49%),
    linear-gradient(90deg, transparent, oklch(0.72 0.17 238 / 0.1));
  clip-path: polygon(36% 0, 100% 0, 100% 100%, 0 100%, 22% 52%);
  pointer-events: none;
}

.upcoming-card:hover {
  border-color: oklch(0.82 0.19 147 / 0.72);
  background:
    linear-gradient(135deg, oklch(0.21 0.04 236 / 0.92), oklch(0.1 0.02 235 / 0.98)),
    var(--surface-strong);
}

.upcoming-top {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 1.4rem;
}

.upcoming-mark {
  display: inline-grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border: 1px solid var(--primary);
  border-radius: 14px;
  background: oklch(0.09 0.02 235);
  color: var(--primary);
  font-family: "Rajdhani", system-ui, sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
}

.upcoming-state {
  border: 1px solid oklch(0.72 0.17 238 / 0.5);
  border-radius: 999px;
  padding: 0.3rem 0.62rem;
  background: oklch(0.09 0.02 235 / 0.82);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 800;
}

.upcoming-card h3,
.upcoming-card p,
.upcoming-progress {
  position: relative;
  z-index: 1;
}

.upcoming-card h3 {
  margin-bottom: 0.7rem;
}

.upcoming-card p {
  color: var(--muted);
}

.upcoming-progress {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: oklch(0.25 0.05 235 / 0.74);
}

.upcoming-progress span {
  display: block;
  width: var(--progress);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  animation: signal-pulse 3.4s ease-in-out infinite;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.service-card {
  min-height: 245px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 1.3rem;
  background:
    radial-gradient(circle at 100% 0%, oklch(0.78 0.18 147 / 0.12), transparent 44%),
    var(--surface);
  transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.service-card:hover {
  border-color: oklch(0.78 0.18 147 / 0.78);
  background:
    radial-gradient(circle at 100% 0%, oklch(0.78 0.18 147 / 0.2), transparent 48%),
    var(--surface-strong);
}

.service-icon {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 1.2rem;
  border: 1px solid oklch(0.68 0.16 238 / 0.8);
  border-radius: 50%;
  color: var(--primary);
  font-family: "Rajdhani", system-ui, sans-serif;
  font-weight: 700;
}

.service-card h3 {
  margin-bottom: 0.65rem;
}

.about-panel {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 5vw, 4rem);
}

.about-panel p {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
}

.faq-section {
  max-width: 920px;
}

.faq-list {
  display: grid;
  gap: 0.8rem;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--surface);
  transition: border-color 180ms ease, background 180ms ease;
}

.faq-list details[open] {
  border-color: oklch(0.78 0.18 147 / 0.65);
  background: var(--surface-strong);
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 1.1rem;
  font-weight: 800;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  float: right;
  content: "+";
  color: var(--primary);
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  margin: 0;
  padding: 0 1.1rem 1rem;
}

.contact-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 5vw, 4rem);
}

.contact-panel h2 {
  margin-bottom: 1rem;
}

.contact-panel p {
  max-width: 60ch;
  margin-bottom: 0;
}

.contact-actions {
  max-width: 330px;
}

.contact-link {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  transition: color 180ms ease;
}

.contact-link:hover {
  color: var(--primary);
}

.footer {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: 2rem 0 2.4rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
}

.footer strong,
.footer span {
  display: block;
}

.footer strong {
  color: var(--ink);
}

.footer-links {
  display: flex;
  gap: 1rem;
  font-weight: 800;
}

.footer-links a:hover {
  color: var(--primary);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  filter: blur(8px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1), transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: calc(var(--reveal-index, 0) * 55ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

@keyframes button-sheen {
  0%,
  52% {
    opacity: 0;
    transform: translateX(0) skewX(-18deg);
  }
  62% {
    opacity: 0.85;
  }
  82%,
  100% {
    opacity: 0;
    transform: translateX(420%) skewX(-18deg);
  }
}

@keyframes device-float {
  0%,
  100% {
    transform: translateY(0) rotateZ(0deg);
  }
  50% {
    transform: translateY(-10px) rotateZ(0.5deg);
  }
}

@keyframes loading-pass {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes dot-pulse {
  0% {
    box-shadow: 0 0 0 0 oklch(0.78 0.18 147 / 0.28);
  }
  100% {
    box-shadow: 0 0 0 10px oklch(0.78 0.18 147 / 0);
  }
}

@keyframes progress-slide {
  0%,
  100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(118%);
  }
}

@keyframes line-flow {
  to {
    background-position: 200% 0;
  }
}

@keyframes signal-pulse {
  0%,
  100% {
    opacity: 0.72;
    transform: translateX(0);
  }
  50% {
    opacity: 1;
    transform: translateX(12%);
  }
}

@keyframes hero-panel-breathe {
  0%,
  100% {
    opacity: 0.58;
    transform: translate3d(0, 0, 0) skewX(0deg);
  }
  50% {
    opacity: 0.92;
    transform: translate3d(14px, -8px, 0) skewX(-2deg);
  }
}

@keyframes hero-rail-scan {
  0%,
  100% {
    opacity: 0.28;
    transform: scaleY(0.34);
    transform-origin: top;
  }
  50% {
    opacity: 0.95;
    transform: scaleY(1);
    transform-origin: top;
  }
}

@keyframes label-pulse {
  0%,
  100% {
    opacity: 0.82;
  }
  50% {
    opacity: 1;
  }
}

@keyframes title-breathe {
  0%,
  100% {
    text-shadow: 0 0 0 transparent;
  }
  50% {
    text-shadow: 0 0 26px oklch(0.72 0.17 238 / 0.16);
  }
}

@keyframes command-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

@keyframes status-line-pass {
  0%,
  38% {
    transform: translateX(-100%);
  }
  72%,
  100% {
    transform: translateX(100%);
  }
}

@keyframes circuit-flow {
  0%,
  100% {
    opacity: 0.22;
    filter: blur(0);
  }
  50% {
    opacity: 0.72;
    filter: blur(0.6px);
  }
}

@keyframes float-soft {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(14px);
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: calc(var(--header-height) - 4px);
    right: 16px;
    left: 16px;
    display: grid;
    gap: 0;
    padding: 0.75rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-card);
    background: oklch(0.075 0 0 / 0.96);
    backdrop-filter: blur(18px);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease;
  }

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

  .nav-menu a {
    padding: 0.9rem 0.75rem;
  }

  .hero-grid,
  .project-heading,
  .upcoming-heading,
  .project-feature,
  .about-panel,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .upcoming-grid {
    grid-template-columns: 1fr;
  }

  .board-grid {
    grid-template-columns: 1fr;
  }

  .flow-panel {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 0.55rem;
  }

  .flow-line {
    width: 2px;
    min-width: 2px;
    height: 34px;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    min-height: 540px;
  }

  .contact-actions {
    max-width: none;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 68px;
  }

  .brand-text span {
    display: none;
  }

  .section-shell {
    width: min(100% - 24px, var(--max-width));
  }

  .hero-copy::before {
    inset: 3rem auto auto -0.4rem;
    width: 100%;
    height: 270px;
  }

  .hero-copy::after {
    left: -0.4rem;
    height: 270px;
  }

  h1 {
    font-size: clamp(2.55rem, 14vw, 4.2rem);
  }

  h2 {
    font-size: clamp(1.95rem, 10vw, 3rem);
  }

  .hero-actions .button,
  .contact-actions .button {
    width: 100%;
  }

  .hero-status {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 500px;
    overflow: clip;
  }

  .app-mockup::before {
    inset: 16% 0 9%;
  }

  .project-feature {
    grid-template-columns: 1fr;
  }

  .project-preview,
  .project-video {
    min-height: auto;
  }

  .project-video iframe {
    min-height: 210px;
  }

  .portfolio-card {
    grid-template-columns: 86px 1fr;
    min-height: auto;
  }

  .upcoming-card {
    min-height: auto;
  }

  .portfolio-logo,
  .portfolio-logo img {
    width: 86px;
    height: 86px;
    border-radius: 12px;
  }

  .classback-window {
    transform: none;
  }

  .classback-hero {
    grid-template-columns: 1fr;
  }

  .mini-calendar {
    width: 100%;
    grid-template-columns: repeat(4, 1fr);
  }

  .classback-columns {
    display: grid;
  }

  .floating-panel-a {
    left: 4%;
  }

  .floating-panel-b {
    right: 4%;
  }

  .footer {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
  }

  body::after,
  .button::before {
    display: none;
  }
}