:root {
  --ink: #0b0d12;
  --ink-2: #11141b;
  --ink-3: #171b24;
  --mist: #e7e9ee;
  --muted: #9aa2b2;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --violet: #a78bfa;
  --violet-2: #7c5cff;
  --cyan: #22d3ee;
  --pink: #f472b6;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 30px 80px -30px rgba(124, 92, 255, 0.55);
  --container: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--ink);
  color: var(--mist);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.no-scroll {
  overflow: hidden;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

::selection {
  background: rgba(167, 139, 250, 0.3);
  color: #fff;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==============================
   PRELOADER
=============================== */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  gap: 20px;
  grid-auto-rows: min-content;
  background: var(--ink);
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease);
}

.preloader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__mark {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 64px;
  line-height: 1;
  color: var(--violet);
  letter-spacing: -0.02em;
}

.preloader__bar {
  width: 180px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.preloader__bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, var(--violet-2), var(--cyan));
  border-radius: 2px;
  animation: preloader-slide 1.1s var(--ease) infinite;
}

@keyframes preloader-slide {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(320%);
  }
}

/* ==============================
   SCROLL PROGRESS
=============================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 150;
  background: linear-gradient(90deg, var(--violet-2), var(--cyan), var(--pink));
  transition: width 0.1s linear;
}

/* ==============================
   NAVBAR
=============================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background 0.3s var(--ease), backdrop-filter 0.3s var(--ease),
    border-color 0.3s var(--ease), transform 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.navbar.is-scrolled {
  background: rgba(11, 13, 18, 0.72);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: var(--line);
}

.navbar.is-hidden {
  transform: translateY(-110%);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}

.navbar__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.navbar__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--violet-2), var(--violet));
  color: #fff;
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 20px;
  line-height: 1;
  box-shadow: var(--shadow-sm);
}

.navbar__wordmark {
  font-size: 18px;
}

.navbar__links {
  display: none;
  align-items: center;
  gap: 30px;
  font-size: 14.5px;
  color: var(--muted);
}

.nav-link {
  position: relative;
  padding: 6px 0;
  transition: color 0.25s var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 1px;
  width: 0;
  background: var(--violet);
  transition: width 0.3s var(--ease);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--mist);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  width: 100%;
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar__cta {
  display: none;
}

.navbar__cta svg {
  width: 16px;
  height: 16px;
}

/* ==============================
   BUTTONS
=============================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), background 0.25s var(--ease),
    border-color 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.3s var(--ease);
  white-space: nowrap;
  cursor: pointer;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s var(--ease);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--violet-2), var(--violet));
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 30px 90px -30px rgba(124, 92, 255, 0.75);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line-strong);
  color: var(--mist);
  backdrop-filter: blur(6px);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 10px 16px;
  font-size: 13.5px;
}

/* ==============================
   MOBILE MENU
=============================== */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0 9px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
}

.nav-toggle span {
  display: block;
  height: 1.6px;
  background: var(--mist);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
  transform-origin: center;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6.6px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6.6px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(11, 13, 18, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease), visibility 0.35s var(--ease);
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__panel {
  position: absolute;
  top: 72px;
  right: 16px;
  left: 16px;
  padding: 26px 22px 22px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transform: translateY(-12px);
  opacity: 0;
  transition: transform 0.4s var(--ease), opacity 0.4s var(--ease);
}

.mobile-menu.is-open .mobile-menu__panel {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
}

.mobile-menu__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.mobile-menu__link span {
  font-size: 12px;
  font-weight: 500;
  color: var(--violet);
  letter-spacing: 0.08em;
}

.mobile-menu__link:hover {
  color: var(--violet);
  padding-left: 10px;
}

.mobile-menu__foot {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 22px;
}

.mobile-menu__mail {
  font-size: 15px;
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

.mobile-menu__mail:hover {
  color: var(--mist);
}

.mobile-menu__socials {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 13.5px;
  color: var(--muted);
}

.mobile-menu__socials a {
  transition: color 0.25s var(--ease);
}

.mobile-menu__socials a:hover {
  color: var(--violet);
}

/* ==============================
   REVEAL
=============================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: calc(var(--reveal-delay, 0) * 90ms);
  will-change: opacity, transform;
}

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

/* ==============================
   EYEBROW
=============================== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
}

.eyebrow__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.18);
  animation: pulse-dot 2.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,
  100% {
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.18);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(52, 211, 153, 0.06);
  }
}

/* ==============================
   HERO
=============================== */
.hero {
  position: relative;
  padding: 132px 0 88px;
  overflow: hidden;
  isolation: isolate;
}

.hero__aurora {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 720px;
  z-index: -2;
  filter: blur(80px);
  opacity: 0.55;
  pointer-events: none;
}

.hero__blob {
  position: absolute;
  border-radius: 50%;
  will-change: transform;
}

.hero__blob--1 {
  width: 480px;
  height: 480px;
  left: 8%;
  top: 0;
  background: radial-gradient(circle at 30% 30%, #7c5cff, transparent 70%);
  animation: float-1 14s ease-in-out infinite;
}

.hero__blob--2 {
  width: 520px;
  height: 520px;
  right: 4%;
  top: 40px;
  background: radial-gradient(circle at 50% 50%, #22d3ee, transparent 70%);
  animation: float-2 18s ease-in-out infinite;
}

.hero__blob--3 {
  width: 420px;
  height: 420px;
  left: 45%;
  top: 220px;
  background: radial-gradient(circle at 50% 50%, #f472b6, transparent 70%);
  animation: float-3 22s ease-in-out infinite;
}

@keyframes float-1 {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(40px, 30px, 0);
  }
}

@keyframes float-2 {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(-50px, 40px, 0);
  }
}

@keyframes float-3 {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(30px, -40px, 0);
  }
}

.hero__grid-lines {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}

.hero__inner {
  position: relative;
}

.hero__col {
  max-width: 820px;
}

.hero__title {
  margin: 26px 0 22px;
  font-size: clamp(2.4rem, 6.2vw, 4.4rem);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: #fff;
}

.hero__title-em {
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(120deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lede {
  margin: 0;
  max-width: 620px;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--muted);
  line-height: 1.65;
}

/* ==============================
   RESPONSIVE
=============================== */
@media (min-width: 640px) {
  .container {
    padding: 0 32px;
  }

  .navbar__cta {
    display: inline-flex;
  }
}

@media (min-width: 900px) {
  .navbar__links {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  .mobile-menu {
    display: none;
  }

  .hero {
    padding: 168px 0 120px;
  }
}

@media (min-width: 1200px) {
  .container {
    padding: 0 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

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