/* WinFi — design tokens & base styles (ported from the React/Tailwind source) */

:root {
  --background: #fafafa;
  --foreground: #1a1a1a;
  --card: #ffffff;
  --card-foreground: #1a1a1a;
  --popover: #ffffff;
  --popover-foreground: #1a1a1a;
  --primary: rgb(0, 118, 255);
  --primary-foreground: #ffffff;
  --secondary: #f4f4f5;
  --secondary-foreground: #1a1a1a;
  --muted: #f4f4f5;
  --muted-foreground: #6b7280;
  --accent: rgba(0, 118, 255, 0.1);
  --accent-foreground: rgb(0, 118, 255);
  --destructive: #ef4444;
  --destructive-foreground: #ffffff;
  --border: #e5e7eb;
  --ring: rgb(0, 118, 255);
  --radius: 0.75rem;
}

* {
  border-color: var(--border);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "rlig" 1, "calt" 1;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

/* ---------- Typography ---------- */
.text-display { font-size: 4rem; font-weight: 700; line-height: 1.05; letter-spacing: -0.025em; }
.text-hero { font-size: 3.5rem; font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; }
.text-section-title { font-size: 2.5rem; font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
.text-card-title { font-size: 1.5rem; font-weight: 600; line-height: 1.3; }
.text-body-large { font-size: 1.25rem; font-weight: 400; line-height: 1.6; }
.text-body { font-size: 1.125rem; font-weight: 400; line-height: 1.6; }

@media (max-width: 768px) {
  .text-hero { font-size: 2.5rem; }
  .text-section-title { font-size: 2rem; }
}

/* ---------- Surfaces & effects ---------- */
.bg-card-elevated {
  background-color: var(--card);
  border: 1px solid var(--border);
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

.gradient-primary {
  background: linear-gradient(135deg, rgb(0, 118, 255) 0%, rgb(59, 130, 246) 100%);
}

.gradient-text {
  background: linear-gradient(135deg, rgb(0, 118, 255) 0%, rgb(59, 130, 246) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Icons (inline SVG sprite) ---------- */
.icon {
  display: inline-block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  border-bottom: 1px solid var(--border);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  animation: header-drop 0.5s ease-out;
}

@keyframes header-drop {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

.nav-link {
  position: relative;
  padding: 0.5rem 0.25rem;
  color: #374151;
  transition: color 0.2s, transform 0.2s;
}
.nav-link:hover { color: rgb(0, 118, 255); transform: translateY(-1px); }
.nav-link.active { font-weight: 700; color: var(--foreground); }

.mobile-menu {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  border-top: 1px solid var(--border);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
}
.mobile-menu.open {
  max-height: 32rem;
  opacity: 1;
}

/* ---------- Reveal-on-scroll (replaces framer-motion whileInView) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal-scale.in-view {
  opacity: 1;
  transform: scale(1);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.reveal-left.in-view {
  opacity: 1;
  transform: translateX(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Hero entrance (plays on load, not on scroll) */
.hero-in {
  opacity: 0;
  transform: translateY(30px);
  animation: hero-in 0.8s ease forwards;
}
@keyframes hero-in {
  to { opacity: 1; transform: translateY(0); }
}
.hero-pop {
  opacity: 0;
  transform: scale(0) rotate(-10deg);
  animation: hero-pop 0.8s ease forwards;
}
@keyframes hero-pop {
  to { opacity: 1; transform: scale(1) rotate(0deg); }
}

/* ---------- Ambient float / blob animations ---------- */
@keyframes float-a {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(15px, -30px) rotate(5deg); }
}
@keyframes float-b {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-15px, 25px) rotate(-10deg); }
}
@keyframes float-c {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(8px, -20px) scale(1.1); }
}
@keyframes float-spin {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-25px) rotate(180deg); }
  100% { transform: translateY(0) rotate(360deg); }
}
@keyframes blob-drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -25px); }
}
@keyframes pulse-soft {
  0%, 100% { opacity: 0; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.float-icon {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 8px rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(191, 219, 254, 0.2);
  animation: float-a 6s ease-in-out infinite;
}
.blob {
  position: absolute;
  border-radius: 9999px;
  filter: blur(48px);
  animation: blob-drift 9s ease-in-out infinite;
}

/* ---------- Utility hovers (mirroring whileHover) ---------- */
.hover-lift { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.hover-lift:hover { transform: translateY(-4px); }
.hover-lift-sm:hover { transform: translateY(-2px); }
.hover-scale { transition: transform 0.2s ease; }
.hover-scale:hover { transform: scale(1.05); }
.hover-scale-sm:hover { transform: scale(1.02); }

/* ---------- Buttons (shadcn button parity) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
  height: 2.25rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn svg { flex-shrink: 0; }
.btn-primary { background-color: var(--primary); color: var(--primary-foreground); }
.btn-primary:hover { background-color: rgba(0, 118, 255, 0.9); }
.btn-outline { background-color: var(--background); color: var(--foreground); border-color: var(--border); }
.btn-outline:hover { background-color: var(--accent); color: var(--accent-foreground); }
.btn-ghost { background-color: transparent; color: var(--foreground); }
.btn-ghost:hover { background-color: var(--accent); color: var(--accent-foreground); }
.btn-secondary { background-color: var(--secondary); color: var(--secondary-foreground); }
.btn-secondary:hover { background-color: rgba(244, 244, 245, 0.8); }
.btn-lg { height: 2.5rem; padding: 0 1.5rem; font-size: 1rem; }
.btn-sm { height: 2rem; padding: 0 0.75rem; font-size: 0.8125rem; }
.btn-icon { height: 2.25rem; width: 2.25rem; padding: 0; }

/* ---------- Badge ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border-radius: 0.375rem;
  border: 1px solid transparent;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}
.badge svg { width: 0.75rem; height: 0.75rem; }
.badge-primary { background-color: var(--primary); color: var(--primary-foreground); }
.badge-gray { background-color: #f3f4f6; color: #374151; border-color: #e5e7eb; }
.badge-dark { background-color: #111827; color: #ffffff; }

/* ---------- Card ---------- */
.card {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  color: var(--card-foreground);
}