/* ===========================
   GOOGLE FONTS FALLBACK
=========================== */
@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600&display=swap");

/* ===========================
   THEME VARIABLES
=========================== */
:root {
  --font-display: "Clash Display", "Outfit", sans-serif;
  --font-body: "Outfit", sans-serif;
  --radius-nav: 16px;
  --radius-drop: 14px;
  --nav-height: 68px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── DARK THEME ── */
[data-theme="dark"] {
  --bg-page: #070b14;
  --bg-page2: #0c1120;
  --nav-glass: rgba(10, 15, 30, 0.55);
  --nav-border: rgba(99, 200, 255, 0.12);
  --nav-shadow: rgba(0, 0, 0, 0.45);
  --drop-glass: rgba(8, 14, 28, 0.82);
  --drop-border: rgba(99, 200, 255, 0.14);
  --drawer-bg: rgba(7, 11, 22, 0.97);
  --overlay-bg: rgba(0, 0, 0, 0.65);

  --accent: #22d3ee; /* cyan */
  --accent2: #38bdf8; /* sky */
  --accent3: #0ea5e9;
  --accent-glow: rgba(34, 211, 238, 0.25);
  --accent-glow2: rgba(34, 211, 238, 0.08);

  --text-main: #e2f0ff;
  --text-sub: #7a9ab8;
  --text-muted: #4a6a88;
  --link-hover: #22d3ee;

  --btn-ghost-bg: rgba(34, 211, 238, 0.07);
  --btn-ghost-border: rgba(34, 211, 238, 0.25);
  --btn-ghost-hover: rgba(34, 211, 238, 0.15);

  --hero-title: #e2f0ff;
  --hero-span: #22d3ee;
  --badge-bg: rgba(34, 211, 238, 0.08);
  --badge-border: rgba(34, 211, 238, 0.2);
}

/* ── LIGHT THEME ── */
[data-theme="light"] {
  --bg-page: #f0f6ff;
  --bg-page2: #e4eef8;
  --nav-glass: rgba(255, 255, 255, 0.65);
  --nav-border: rgba(14, 165, 233, 0.18);
  --nav-shadow: rgba(14, 120, 200, 0.12);
  --drop-glass: rgba(255, 255, 255, 0.9);
  --drop-border: rgba(14, 165, 233, 0.15);
  --drawer-bg: rgba(248, 252, 255, 0.98);
  --overlay-bg: rgba(10, 30, 60, 0.4);

  --accent: #0284c7;
  --accent2: #0ea5e9;
  --accent3: #38bdf8;
  --accent-glow: rgba(2, 132, 199, 0.2);
  --accent-glow2: rgba(2, 132, 199, 0.06);

  --text-main: #0a1929;
  --text-sub: #3d6080;
  --text-muted: #7aadcc;
  --link-hover: #0284c7;

  --btn-ghost-bg: rgba(2, 132, 199, 0.06);
  --btn-ghost-border: rgba(2, 132, 199, 0.25);
  --btn-ghost-hover: rgba(2, 132, 199, 0.12);

  --hero-title: #0a1929;
  --hero-span: #0284c7;
  --badge-bg: rgba(2, 132, 199, 0.08);
  --badge-border: rgba(2, 132, 199, 0.2);
}

/* ===========================
   RESET & BASE
=========================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-page);
  color: var(--text-main);
  min-height: 100vh;
  transition:
    background var(--transition),
    color var(--transition);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}
button {
  font-family: var(--font-body);
  background: none;
  border: none;
  cursor: pointer;
}
ul {
  list-style: none;
}

/* ===========================
   OVERLAY
=========================== */
.overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay-bg);
  backdrop-filter: blur(4px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ===========================
   NAVBAR
=========================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 300;
  height: var(--nav-height);
  padding: 0 20px;
  background: var(--nav-glass);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--nav-border);
  box-shadow: 0 8px 40px var(--nav-shadow);
  transition:
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

/* Scrolled state */
.navbar.scrolled {
  background: var(--drop-glass);
  box-shadow:
    0 12px 48px var(--nav-shadow),
    0 0 0 1px var(--nav-border);
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ===========================
   LOGO
=========================== */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-glow);
  transition:
    transform var(--transition),
    box-shadow var(--transition);
}

.nav-logo:hover .logo-icon {
  transform: rotate(-8deg) scale(1.08);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text-main);
  transition: color var(--transition);
}

/* ===========================
   CENTER NAV LINKS
=========================== */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0 auto;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  cursor: pointer;
  transition:
    color var(--transition),
    background var(--transition);
  white-space: nowrap;
  border: none;
  background: none;
  font-family: var(--font-body);
  letter-spacing: 0.1px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-main);
  background: var(--accent-glow2);
}

.nav-link.active {
  color: var(--accent);
}

.chevron {
  font-size: 16px !important;
  transition: transform var(--transition);
}

.dropdown-parent.open .chevron {
  transform: rotate(180deg);
}

/* ===========================
   DROPDOWN MENU
=========================== */
.dropdown-parent {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 280px;
  background: var(--drop-glass);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--drop-border);
  border-radius: var(--radius-drop);
  box-shadow:
    0 20px 60px var(--nav-shadow),
    0 0 0 1px var(--drop-border);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
  z-index: 400;
}

.dropdown-parent.open .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

/* Caret arrow */
.dropdown-menu::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--drop-glass);
  border-left: 1px solid var(--drop-border);
  border-top: 1px solid var(--drop-border);
  border-radius: 2px;
}

.dropdown-inner {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 12px;
  border-radius: 10px;
  transition: background var(--transition);
  cursor: pointer;
}

.dropdown-item:hover {
  background: var(--accent-glow2);
}

.di-icon {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--accent-glow2);
  border: 1px solid var(--drop-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition:
    background var(--transition),
    border-color var(--transition);
}

.dropdown-item:hover .di-icon {
  background: var(--accent-glow);
  border-color: var(--accent);
}

.di-icon .material-icons-round {
  font-size: 17px;
  color: var(--accent);
}

.di-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 2px;
}

.di-sub {
  font-size: 11.5px;
  color: var(--text-sub);
}

/* ===========================
   NAV RIGHT
=========================== */
.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* Social Icons */
.social-icons {
  display: flex;
  align-items: center;
  gap: 4px;
}

.social-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  font-size: 15px;
  transition:
    color var(--transition),
    background var(--transition),
    transform var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
}

.social-icon:hover {
  color: var(--accent);
  background: var(--accent-glow2);
  border-color: var(--drop-border);
  transform: translateY(-2px);
}

/* Divider */
.nav-divider {
  width: 1px;
  height: 22px;
  background: var(--nav-border);
  flex-shrink: 0;
}

/* Theme Toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  border: 1px solid var(--nav-border);
  background: var(--accent-glow2);
  transition: all var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--accent);
  background: var(--accent-glow);
  border-color: var(--accent);
  transform: rotate(20deg);
}

.theme-toggle .material-icons-round {
  font-size: 18px;
}

/* Buttons */
.btn-ghost {
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--btn-ghost-border);
  background: var(--btn-ghost-bg);
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-ghost:hover {
  background: var(--btn-ghost-hover);
  box-shadow: 0 4px 14px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-primary {
  padding: 8px 18px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  box-shadow: 0 4px 16px var(--accent-glow);
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
  filter: brightness(1.1);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: 10px;
  border: 1px solid var(--nav-border);
  background: var(--accent-glow2);
  transition: background var(--transition);
}

.hamburger span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--text-main);
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===========================
   MOBILE DRAWER
=========================== */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 88vw);
  height: 100vh;
  z-index: 500;
  background: var(--drawer-bg);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  border-left: 1px solid var(--nav-border);
  box-shadow: -20px 0 60px var(--nav-shadow);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 20px;
  border-bottom: 1px solid var(--nav-border);
  flex-shrink: 0;
}

.drawer-close {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  border: 1px solid var(--nav-border);
  background: var(--accent-glow2);
  transition: all var(--transition);
}

.drawer-close:hover {
  color: var(--accent);
  background: var(--accent-glow);
}

.drawer-close .material-icons-round {
  font-size: 18px;
}

/* Drawer Links */
.drawer-links {
  flex: 1;
  padding: 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 11px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-sub);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all var(--transition);
  text-decoration: none;
}

.drawer-link .material-icons-round {
  font-size: 19px;
  color: var(--text-muted);
  transition: color var(--transition);
}
.drawer-link.active,
.drawer-link:hover {
  color: var(--text-main);
  background: var(--accent-glow2);
}
.drawer-link.active .material-icons-round,
.drawer-link:hover .material-icons-round {
  color: var(--accent);
}

/* Accordion */
.drawer-accordion {
  display: flex;
  flex-direction: column;
}

.accordion-trigger {
  justify-content: space-between;
}
.left-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.acc-arrow {
  font-size: 18px !important;
  transition: transform var(--transition);
  color: var(--text-muted) !important;
}

.drawer-accordion.open .acc-arrow {
  transform: rotate(180deg);
}

.accordion-body {
  display: none;
  flex-direction: column;
  gap: 2px;
  padding: 4px 0 4px 14px;
  overflow: hidden;
}

.drawer-accordion.open .accordion-body {
  display: flex;
}

.accordion-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 9px;
  font-size: 13.5px;
  color: var(--text-sub);
  transition: all var(--transition);
  text-decoration: none;
}

.accordion-link .material-icons-round {
  font-size: 17px;
  color: var(--text-muted);
}
.accordion-link:hover {
  color: var(--accent);
  background: var(--accent-glow2);
}
.accordion-link:hover .material-icons-round {
  color: var(--accent);
}

/* Drawer Footer */
.drawer-footer {
  padding: 16px 16px 24px;
  border-top: 1px solid var(--nav-border);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.drawer-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.drawer-cta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn-ghost.full,
.btn-primary.full {
  width: 100%;
  justify-content: center;
  padding: 11px;
  font-size: 14px;
  border-radius: 12px;
}

/* ===========================
   HERO DEMO SECTION
=========================== */
.hero-demo {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero-demo::before {
  content: "";
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 0;
  animation: pulse 6s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.6;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
  }
}

.hero-demo h1 {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(44px, 7vw, 88px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--hero-title);
  letter-spacing: -2px;
  margin-bottom: 20px;
  z-index: 1;
}

.hero-demo h1 span {
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-demo > p {
  position: relative;
  font-size: 16px;
  color: var(--text-sub);
  max-width: 500px;
  line-height: 1.7;
  margin-bottom: 36px;
  z-index: 1;
}

.hero-badges {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  z-index: 1;
}

.badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  background: var(--badge-bg);
  border: 1px solid var(--badge-border);
  backdrop-filter: blur(8px);
  transition: all var(--transition);
}

.badge .material-icons-round {
  font-size: 15px;
}
.badge:hover {
  background: var(--accent-glow);
  transform: translateY(-2px);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  .social-icons {
    display: none;
  }
  .nav-divider {
    display: none;
  }
}

@media (max-width: 860px) {
  .nav-links {
    display: none;
  }
  .btn-ghost,
  .btn-primary {
    display: none;
  }
  .theme-toggle {
    display: none;
  }
  .hamburger {
    display: flex;
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: 0 14px;
  }
  .hero-demo h1 {
    letter-spacing: -1px;
  }
}