/* ============================================
   Landing Page — TypeFlow
   ============================================
   This file is scoped to landing.html only.
   It imports base variables from style.css
   and adds landing-specific overrides.
   ============================================ */

/* ── Landing-Specific Custom Properties ──── */

:root {
  --landing-bg: #f8f7f4;
  --landing-text: #1a1a2e;
  --landing-text-secondary: #000000;
  --landing-text-muted: #040407;
  --landing-overlay-start: rgba(255, 255, 255, 0.92);
  --landing-overlay-mid: rgba(255, 255, 255, 0.55);
  --landing-overlay-end: rgba(255, 255, 255, 0.15);
  --landing-card-bg: rgba(255, 255, 255, 0.8);
  --landing-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --landing-radius: 12px;
}

/* ── Base Reset (landing page scope) ─────── */

.landing-main,
.landing-header,
.landing-footer {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
  margin: 0;
  padding: 0;
  background: var(--landing-bg);
  color: var(--landing-text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ── Background Image ────────────────────── */

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: url('desk-keyboard-bg.png') center center / cover no-repeat;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(
    120deg,
    var(--landing-overlay-start) 0%,
    var(--landing-overlay-mid) 45%,
    var(--landing-overlay-end) 100%
  );
  z-index: 1;
}

/* ── Header / Logo ───────────────────────── */

.landing-header {
  position: relative;
  z-index: 2;
  padding: 1.5rem 2.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--landing-text);
  transition: opacity 0.2s ease;
}

.logo:hover {
  opacity: 0.7;
}

.logo-icon {
  color: var(--accent, #6c63ff);
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ── Main Layout ─────────────────────────── */

.landing-main {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 80px);
  padding: 0 2.5rem 2rem;
}

/* ── Hero Section ────────────────────────── */

.hero {
  flex: 1;
  display: flex;
  align-items: center;
  max-width: 560px;
}

.hero-content {
  padding: 2rem 0;
}

.hero-heading {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--landing-text);
  margin-bottom: 1rem;
}

.hero-tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 400;
  color: var(--landing-text-secondary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--landing-text-muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 480px;
}

/* ── CTA Button ──────────────────────────── */

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  background: var(--accent, #6c63ff);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 2px 12px rgba(108, 99, 255, 0.3);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(108, 99, 255, 0.4);
  filter: brightness(1.08);
}

.cta-button:active {
  transform: translateY(0);
}

.cta-button:focus-visible {
  outline: 2px solid var(--accent, #6c63ff);
  outline-offset: 3px;
}

.cta-button svg {
  transition: transform 0.2s ease;
}

.cta-button:hover svg {
  transform: translateX(3px);
}

/* ── Footer / Credits ────────────────────── */

.landing-footer {
  padding: 1.5rem 0;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.footer-credit {
  font-size: 0.8rem;
  color: var(--landing-text-muted);
  margin-bottom: 0.75rem;
}

.footer-credit strong {
  color: var(--landing-text-secondary);
  font-weight: 600;
}

.social-links {
  display: flex;
  gap: 0.5rem;
}

.social-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.04);
  color: var(--landing-text-muted);
  text-decoration: none;
  transition: all 0.15s ease;
}

.social-link:hover {
  transform: scale(1.1);
  color: #fff;
}

/* Platform-specific brand colors on hover */
.social-linkedin:hover {
  background: #0A66C2;
}

.social-instagram:hover {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-github:hover {
  background: #181717;
  color: #fff;
}

.social-portfolio:hover {
  background: var(--accent, #6c63ff);
}

.social-link:focus-visible {
  outline: 2px solid var(--accent, #6c63ff);
  outline-offset: 2px;
}

/* Tooltip */
.social-tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--landing-text);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 500;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s ease;
}

.social-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: var(--landing-text);
}

.social-link:hover .social-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Entrance Animations ─────────────────── */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  opacity: 0;
}

.animate-delay-1 {
  animation-delay: 0.15s;
}

.animate-delay-2 {
  animation-delay: 0.3s;
}

.animate-delay-3 {
  animation-delay: 0.45s;
}

.animate-delay-4 {
  animation-delay: 0.6s;
}

/* ── Responsive: Tablet ──────────────────── */

@media (max-width: 900px) {
  .landing-main {
    padding: 0 2rem 2rem;
  }

  .hero {
    max-width: 480px;
  }

  .hero-heading {
    font-size: clamp(2.5rem, 7vw, 4rem);
  }
}

/* ── Responsive: Mobile ──────────────────── */

@media (max-width: 640px) {
  body::before {
    background-size: cover;
    background-position: center top;
  }

  body::after {
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.88) 0%,
      rgba(255, 255, 255, 0.75) 40%,
      rgba(248, 247, 244, 0.95) 100%
    );
  }

  .landing-header {
    padding: 1.25rem 1.5rem;
  }

  .landing-main {
    padding: 0 1.5rem 1.5rem;
    min-height: auto;
  }

  .hero {
    max-width: 100%;
  }

  .hero-content {
    text-align: center;
    padding: 1rem 0 2rem;
  }

  .hero-heading {
    font-size: 2.5rem;
  }

  .hero-tagline {
    font-size: 1.05rem;
  }

  .hero-description {
    max-width: 100%;
    font-size: 0.9rem;
  }

  .cta-button {
    width: 100%;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .landing-footer {
    text-align: center;
    border-top: none;
    padding-top: 1rem;
  }

  .social-links {
    justify-content: center;
  }
}

/* ── Prefers Reduced Motion ──────────────── */

@media (prefers-reduced-motion: reduce) {
  .animate-fade-up {
    animation: none;
    opacity: 1;
  }
}