/* ===== KARTIK'S SPACE — DESIGN SYSTEM ===== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&family=Noto+Serif+Devanagari:wght@400;600&display=swap');

/* ===== CSS TOKENS ===== */
:root {
  --bg-primary:     #0a0a0f;
  --bg-secondary:   #111118;
  --bg-tertiary:    #16161f;
  --accent:         #7c6af7;
  --accent-soft:    #a89af9;
  --accent-glow:    rgba(124, 106, 247, 0.12);
  --text-primary:   #f0eeff;
  --text-secondary: #8b87b0;
  --border:         #1e1e2e;
  --border-hover:   #2e2e4e;
  --nav-bg:         rgba(10, 10, 15, 0.88);
  --shadow:         0 4px 24px rgba(0,0,0,0.4);
  --shadow-accent:  0 4px 24px rgba(124,106,247,0.2);
  --radius:         12px;
  --radius-sm:      8px;
  --radius-lg:      20px;
  --transition:     0.22s ease;
}
[data-theme="light"] {
  --bg-primary:     #fafafa;
  --bg-secondary:   #f0f0f8;
  --bg-tertiary:    #e8e8f5;
  --accent:         #6254e8;
  --accent-soft:    #7c6af7;
  --accent-glow:    rgba(98, 84, 232, 0.09);
  --text-primary:   #1a1a2e;
  --text-secondary: #5a5878;
  --border:         #e0dff0;
  --border-hover:   #c8c6e0;
  --nav-bg:         rgba(250, 250, 250, 0.92);
  --shadow:         0 4px 24px rgba(0,0,0,0.08);
  --shadow-accent:  0 4px 24px rgba(98,84,232,0.14);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}
h1,h2,h3,h4,h5,h6 { font-family: 'Space Grotesk', sans-serif; line-height: 1.2; letter-spacing: -0.02em; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 64px; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--nav-bg);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}
.navbar.scrolled { height: 56px; box-shadow: var(--shadow); }
.nav-logo { font-family: 'Space Grotesk', sans-serif; font-size: 1.2rem; font-weight: 700; letter-spacing: -0.03em; }
.nav-logo span { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 0.15rem; list-style: none; }
.nav-links > li { position: relative; }
.nav-links > li > a,
.nav-links > li > button.nav-dropdown-trigger {
  display: flex; align-items: center; gap: 0.25rem;
  padding: 0.4rem 0.65rem; font-size: 0.875rem; font-weight: 500;
  color: var(--text-secondary); background: none; border: none; cursor: pointer;
  border-radius: var(--radius-sm); font-family: 'Inter', sans-serif;
  transition: color var(--transition), background var(--transition);
}
.nav-links > li > a:hover,
.nav-links > li > button.nav-dropdown-trigger:hover,
.nav-links > li > a.active { color: var(--text-primary); background: var(--accent-glow); }
.nav-links > li > a.active { color: var(--accent); }
.dropdown-arrow { font-size: 0.6rem; transition: transform 0.2s ease; }
.nav-dropdown-trigger.open .dropdown-arrow { transform: rotate(180deg); }

.dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.4rem; min-width: 155px;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden;
  transition: all 0.18s ease; pointer-events: none;
}
.dropdown-menu.open { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); pointer-events: all; }
.dropdown-menu a {
  display: block; padding: 0.42rem 0.7rem; font-size: 0.84rem; font-weight: 500;
  color: var(--text-secondary); border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.dropdown-menu a:hover { color: var(--accent); background: var(--accent-glow); }

.nav-controls { display: flex; align-items: center; gap: 0.5rem; }
.theme-toggle {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--bg-secondary);
  color: var(--text-primary); cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.theme-toggle:hover { border-color: var(--accent); box-shadow: var(--shadow-accent); }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all 0.3s ease; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none; position: fixed; top: 64px; left: 0; right: 0;
  background: var(--bg-secondary); border-bottom: 1px solid var(--border);
  padding: 1rem; z-index: 999; max-height: calc(100vh - 64px); overflow-y: auto;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block; padding: 0.55rem 0.75rem; font-size: 0.88rem; font-weight: 500;
  color: var(--text-secondary); border-radius: var(--radius-sm); transition: all var(--transition);
}
.mobile-nav a:hover { color: var(--accent); background: var(--accent-glow); }
.mobile-nav-section { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); padding: 0.75rem 0.75rem 0.25rem; }

/* ===== MAIN ===== */
main { padding-top: 64px; }

/* ===== HERO ===== */
.hero {
  min-height: calc(100vh - 64px);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; padding: 4rem 2rem;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg::before {
  content: ''; position: absolute;
  width: 560px; height: 560px; top: -120px; right: -80px; border-radius: 50%;
  background: radial-gradient(circle, rgba(124,106,247,0.11) 0%, transparent 70%);
  animation: floatA 9s ease-in-out infinite;
}
.hero-bg::after {
  content: ''; position: absolute;
  width: 380px; height: 380px; bottom: -60px; left: -60px; border-radius: 50%;
  background: radial-gradient(circle, rgba(168,154,249,0.08) 0%, transparent 70%);
  animation: floatB 11s ease-in-out infinite;
}
@keyframes floatA { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-18px,18px); } }
@keyframes floatB { 0%,100% { transform: translate(0,0); } 50% { transform: translate(18px,-18px); } }
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px; opacity: 0.25;
}
.hero-content { position: relative; z-index: 1; max-width: 780px; width: 100%; text-align: center; }

.hero-avatar {
  width: 96px; height: 96px; border-radius: 50%; margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  display: flex; align-items: center; justify-content: center; font-size: 2.4rem;
  box-shadow: 0 0 0 3px var(--bg-primary), 0 0 0 5px var(--accent), 0 0 30px rgba(124,106,247,0.22);
  animation: pulse 3.5s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 3px var(--bg-primary), 0 0 0 5px var(--accent), 0 0 30px rgba(124,106,247,0.22); }
  50% { box-shadow: 0 0 0 3px var(--bg-primary), 0 0 0 5px var(--accent), 0 0 55px rgba(124,106,247,0.38); }
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--accent-glow); border: 1px solid rgba(124,106,247,0.28);
  padding: 0.32rem 0.85rem; border-radius: 100px;
  font-size: 0.78rem; font-weight: 500; color: var(--accent-soft); margin-bottom: 1rem;
}
.hero-badge .dot {
  width: 6px; height: 6px; background: #4ade80; border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }

.hero-name {
  font-size: clamp(2.4rem, 6vw, 4.5rem); font-weight: 700; margin-bottom: 0.9rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-soft) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-typewriter {
  font-size: clamp(0.95rem, 2.5vw, 1.25rem); color: var(--text-secondary);
  margin-bottom: 1.1rem; min-height: 2.2rem;
  display: flex; align-items: center; justify-content: center;
}
.typewriter-role { color: var(--accent-soft); font-weight: 600; }
.typewriter-cursor {
  display: inline-block; width: 2px; height: 1.1em; background: var(--accent);
  margin-left: 2px; animation: cur 0.8s step-end infinite; vertical-align: middle;
}
@keyframes cur { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
.hero-bio { font-size: 1rem; color: var(--text-secondary); max-width: 500px; margin: 0 auto 2rem; line-height: 1.8; }

/* CTA Buttons */
.hero-cta { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2rem; }
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.62rem 1.35rem; border-radius: var(--radius);
  font-family: 'Inter', sans-serif; font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: all 0.22s ease; border: none; text-decoration: none;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 4px 15px rgba(124,106,247,0.35); }
.btn-primary:hover { background: var(--accent-soft); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(124,106,247,0.45); }
.btn-secondary { background: var(--accent-glow); color: var(--accent-soft); border: 1px solid rgba(124,106,247,0.28); }
.btn-secondary:hover { background: rgba(124,106,247,0.16); transform: translateY(-2px); border-color: var(--accent); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text-primary); border-color: var(--border-hover); transform: translateY(-2px); }

/* Socials */
.hero-socials { display: flex; gap: 0.7rem; justify-content: center; margin-bottom: 2.5rem; }
.social-link {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--bg-secondary); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: all var(--transition);
}
.social-link:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); box-shadow: var(--shadow-accent); }

/* Shayari Widget */
.shayari-widget {
  max-width: 680px; margin: 0 auto; padding: 1.4rem 1.75rem;
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius-lg); position: relative; overflow: hidden;
}
.shayari-widget::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.shayari-label {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent); font-weight: 600; margin-bottom: 0.7rem;
  display: flex; align-items: center; gap: 0.4rem;
}
.shayari-text {
  font-family: 'Noto Serif Devanagari', serif; font-size: 1.02rem; line-height: 1.85;
  color: var(--text-primary); font-style: italic; margin-bottom: 0.5rem;
  min-height: 3rem; transition: opacity 0.4s ease;
  white-space: pre-line;
}
.shayari-author { font-size: 0.78rem; color: var(--text-secondary); }
.shayari-refresh {
  position: absolute; top: 0.9rem; right: 0.9rem;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent-glow); border: 1px solid rgba(124,106,247,0.2);
  color: var(--accent); font-size: 0.8rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s ease;
}
.shayari-refresh:hover { background: var(--accent); color: #fff; transform: rotate(180deg); }

/* Scroll Indicator */
.scroll-indicator {
  display: flex; flex-direction: column; align-items: center; gap: 0.35rem;
  color: var(--text-secondary); font-size: 0.72rem; margin-top: 2.5rem;
  animation: bob 2.2s ease-in-out infinite; transition: opacity 0.3s;
}
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* ===== SHARED SECTION STYLES ===== */
.section { padding: 5rem 2rem; max-width: 1100px; margin: 0 auto; }
.section-tag { font-size: 0.74rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); margin-bottom: 0.4rem; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; margin-bottom: 0.65rem; }
.section-subtitle { font-size: 1rem; color: var(--text-secondary); max-width: 480px; line-height: 1.75; }

/* ===== CARD ===== */
.card {
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem; transition: all var(--transition);
}
.card:hover { border-color: rgba(124,106,247,0.3); box-shadow: var(--shadow-accent); transform: translateY(-3px); }

/* ===== COMING SOON (placeholder for unbuilt pages) ===== */
.coming-soon {
  min-height: calc(100vh - 64px); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0.75rem;
  text-align: center; padding: 2rem;
}
.coming-soon-icon { font-size: 3.5rem; margin-bottom: 0.5rem; }
.coming-soon h1 { font-size: 2rem; }
.coming-soon p { color: var(--text-secondary); max-width: 380px; line-height: 1.7; }
.coming-soon a { color: var(--accent); text-decoration: underline; font-weight: 500; }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero { padding: 5rem 2rem 3rem; text-align: center; max-width: 740px; margin: 0 auto; }
.page-hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; margin-bottom: 1rem; }
.page-hero p { color: var(--text-secondary); font-size: 1.05rem; line-height: 1.75; }

/* ===== FOOTER ===== */
footer { border-top: 1px solid var(--border); padding: 2.5rem 2rem; background: var(--bg-secondary); }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.footer-logo { font-family: 'Space Grotesk', sans-serif; font-size: 1.1rem; font-weight: 700; }
.footer-logo span { color: var(--accent); }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content: center; }
.footer-links a { font-size: 0.84rem; color: var(--text-secondary); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }
.footer-copy { font-size: 0.78rem; color: var(--text-secondary); }
.footer-copy span { color: var(--accent); }

/* ===== UTILITIES ===== */
.text-accent { color: var(--accent); }
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero { padding: 3rem 1.25rem; }
  .hero-cta { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 250px; justify-content: center; }
  .shayari-widget { margin: 0 1rem; }
  .section { padding: 3rem 1.25rem; }
  footer { padding: 2rem 1.25rem; }
}
@media (max-width: 480px) {
  .hero-avatar { width: 80px; height: 80px; font-size: 2rem; }
  .hero-socials { gap: 0.5rem; }
  .social-link { width: 36px; height: 36px; }
}