/* ==========================================================================
   PinIndia AI — Design Tokens
   Palette: indigo + saffron + teal (a nod to India, not the flag literally)
   Type: Space Grotesk (display) / Inter (body) / JetBrains Mono (PIN data)
   ========================================================================== */

:root{
  /* -- Brand palette -- */
  --pin-indigo-900:#241E5C;
  --pin-indigo-700:#3730A5;
  --pin-indigo-500:#5B4FE0;
  --pin-saffron-500:#FF7A1A;
  --pin-saffron-400:#FF9A4D;
  --pin-teal-500:#0EA5A0;
  --pin-teal-300:#5CD9CF;

  --pin-gradient-primary: linear-gradient(135deg, var(--pin-indigo-700) 0%, var(--pin-indigo-500) 45%, var(--pin-teal-500) 100%);
  --pin-gradient-accent: linear-gradient(135deg, var(--pin-saffron-500), var(--pin-saffron-400));
  --pin-gradient-mesh: radial-gradient(circle at 15% 20%, rgba(91,79,224,.35), transparent 40%),
                       radial-gradient(circle at 85% 0%, rgba(14,165,160,.30), transparent 45%),
                       radial-gradient(circle at 50% 100%, rgba(255,122,26,.18), transparent 50%);

  /* -- Surfaces (light) -- */
  --bg: #FAFAF8;
  --bg-alt: #F1F0FB;
  --surface: #FFFFFF;
  --surface-glass: rgba(255,255,255,.62);
  --border: rgba(36,30,92,.10);
  --text: #191733;
  --text-muted: #5A5773;
  --text-invert: #FFFFFF;

  /* -- Semantic -- */
  --accent: var(--pin-saffron-500);
  --link: var(--pin-indigo-700);
  --success:#1F9D6B;
  --warning:#E0A82E;
  --danger:#E0524F;

  /* -- Type -- */
  --font-display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  /* -- Scale -- */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 3px rgba(25,23,51,.06), 0 1px 2px rgba(25,23,51,.08);
  --shadow-md: 0 8px 30px rgba(36,30,92,.12);
  --shadow-lg: 0 20px 60px rgba(36,30,92,.18);
  --container: 1200px;
  --speed: 220ms;
  --ease: cubic-bezier(.2,.7,.2,1);
}

[data-theme="dark"]{
  --bg:#0B0F19;
  --bg-alt:#101527;
  --surface:#121826;
  --surface-glass: rgba(18,24,38,.55);
  --border: rgba(255,255,255,.08);
  --text:#EDEDF7;
  --text-muted:#A6A4C0;
  --text-invert:#0B0F19;
  --shadow-md: 0 8px 30px rgba(0,0,0,.45);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.55);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ==========================================================================
   Base
   ========================================================================== */
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background var(--speed) var(--ease), color var(--speed) var(--ease);
}
h1,h2,h3,h4,.font-display{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.15;
  letter-spacing:-.01em;
  color:var(--text);
}
h1{font-size:clamp(2rem,4vw + 1rem,3.4rem);}
h2{font-size:clamp(1.6rem,2.4vw + 1rem,2.4rem);}
h3{font-size:1.35rem;}
p{color:var(--text-muted);}
.mono, .pin-code{font-family:var(--font-mono); letter-spacing:.02em;}

a{color:var(--link); transition:color var(--speed) var(--ease);}
a:hover{color:var(--pin-saffron-500);}

:focus-visible{
  outline:3px solid var(--pin-teal-500);
  outline-offset:2px;
  border-radius:4px;
}

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:10000;
  background:var(--pin-indigo-700); color:#fff; padding:.75em 1.25em; border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

.container{ max-width:var(--container); margin-inline:auto; padding-inline:20px; }
.section{ padding:clamp(48px,6vw,96px) 0; }
.section-head{ max-width:640px; margin-bottom:36px; }
.section-head .eyebrow{
  display:inline-block; font-family:var(--font-mono); font-size:.75rem; letter-spacing:.12em;
  text-transform:uppercase; color:var(--pin-teal-500); margin-bottom:10px;
}
.section-head p{ margin-top:8px; }
.section-alt{ background:var(--bg-alt); }

.grid{ display:grid; gap:20px; }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }
.grid-6{ grid-template-columns:repeat(6,1fr); }
@media (max-width:920px){ .grid-3,.grid-4{ grid-template-columns:repeat(2,1fr);} .grid-6{grid-template-columns:repeat(3,1fr);} }
@media (max-width:600px){ .grid-2,.grid-3,.grid-4,.grid-6{ grid-template-columns:1fr; } }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:.85em 1.6em; border-radius:var(--radius-pill); font-weight:600; font-size:.95rem;
  border:1px solid transparent; cursor:pointer; transition:transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease), background var(--speed) var(--ease);
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--pin-gradient-primary); color:#fff; box-shadow:var(--shadow-md); }
.btn-accent{ background:var(--pin-gradient-accent); color:#fff; box-shadow:var(--shadow-sm); }
.btn-ghost{ background:var(--surface-glass); backdrop-filter:blur(10px); border-color:var(--border); color:var(--text); }
.btn-outline{ background:transparent; border-color:var(--border); color:var(--text); }
.btn-sm{ padding:.5em 1.1em; font-size:.85rem; }

/* ==========================================================================
   Glassmorphism card
   ========================================================================== */
.glass{
  background:var(--surface-glass);
  backdrop-filter:blur(16px) saturate(160%);
  -webkit-backdrop-filter:blur(16px) saturate(160%);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
}
.card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:22px; box-shadow:var(--shadow-sm); transition:transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); }

/* ==========================================================================
   Site header
   ========================================================================== */
.site-header{
  position:sticky; top:0; z-index:900;
  background:var(--surface-glass);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.site-header .header-inner{ display:flex; align-items:center; gap:24px; padding-block:14px; }
.site-branding{ display:flex; align-items:center; gap:10px; margin-right:auto; }
.site-branding img{ max-height:38px; width:auto; }
.site-title{ font-family:var(--font-display); font-weight:700; font-size:1.25rem; margin:0; }
.site-title .dot{ color:var(--pin-saffron-500); }

.primary-menu{ display:flex; gap:6px; list-style:none; margin:0; padding:0; }
.primary-menu > li{ position:relative; }
.primary-menu > li > a{
  display:block; padding:.6em 1em; border-radius:var(--radius-pill); font-weight:500; font-size:.94rem;
}
.primary-menu > li > a:hover, .primary-menu > li.current-menu-item > a{ background:var(--bg-alt); color:var(--text); }

.primary-menu .sub-menu{
  position:absolute; top:100%; left:0; min-width:220px; list-style:none; margin:8px 0 0; padding:8px;
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); box-shadow:var(--shadow-md);
  opacity:0; visibility:hidden; transform:translateY(8px); transition:all var(--speed) var(--ease);
}
.primary-menu li:hover > .sub-menu, .primary-menu li:focus-within > .sub-menu{ opacity:1; visibility:visible; transform:translateY(0); }
.primary-menu .sub-menu a{ padding:.5em .75em; border-radius:8px; display:block; }
.primary-menu .sub-menu a:hover{ background:var(--bg-alt); }

.header-actions{ display:flex; align-items:center; gap:10px; }
.theme-toggle{
  width:42px; height:42px; border-radius:50%; border:1px solid var(--border); background:var(--surface);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
}
.theme-toggle svg{ width:18px; height:18px; }
.menu-toggle{ display:none; background:none; border:none; cursor:pointer; }

@media (max-width:880px){
  .primary-menu{ display:none; }
  .menu-toggle{ display:flex; }
}

/* ==========================================================================
   Hero + Search (signature element)
   ========================================================================== */
.hero{
  position:relative; overflow:hidden; padding:clamp(56px,10vw,120px) 0 clamp(64px,8vw,96px);
  background-image:var(--pin-gradient-mesh);
}
.hero-map{
  position:absolute; inset:0; opacity:.5; pointer-events:none;
  background:radial-gradient(circle, currentColor 1px, transparent 1.4px);
  background-size:22px 22px; color:var(--pin-indigo-500); mask-image:radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.hero-inner{ position:relative; z-index:1; text-align:center; max-width:840px; margin-inline:auto; }
.hero .eyebrow-pin{
  display:inline-flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:.8rem;
  padding:.4em 1em; border-radius:var(--radius-pill); background:var(--surface-glass); border:1px solid var(--border); margin-bottom:20px;
}
.hero h1{ margin:0 0 16px; }
.hero .lede{ font-size:1.1rem; max-width:600px; margin:0 auto 36px; }

.pin-search{ position:relative; max-width:680px; margin:0 auto; }
.pin-search-box{
  display:flex; align-items:center; gap:10px; padding:10px 10px 10px 22px;
  border-radius:var(--radius-pill); box-shadow:var(--shadow-lg);
}
.pin-search-box input[type="search"]{
  flex:1; border:none; background:transparent; font-size:1.05rem; padding:.6em 0; color:var(--text); font-family:var(--font-mono);
}
.pin-search-box input:focus{ outline:none; }
.pin-search-box .btn{ flex-shrink:0; }
.pin-search-tabs{ display:flex; flex-wrap:wrap; justify-content:center; gap:8px; margin-top:16px; }
.pin-search-tabs button{
  font-size:.82rem; padding:.4em 1em; border-radius:var(--radius-pill); border:1px solid var(--border);
  background:var(--surface-glass); color:var(--text-muted); cursor:pointer; transition:all var(--speed) var(--ease);
}
.pin-search-tabs button.is-active, .pin-search-tabs button:hover{ background:var(--pin-gradient-primary); color:#fff; border-color:transparent; }

.pin-search-results{
  position:absolute; left:0; right:0; top:calc(100% + 10px); z-index:50; text-align:left;
  max-height:420px; overflow-y:auto; padding:10px; display:none;
}
.pin-search-results.is-open{ display:block; }
.pin-result-item{ display:flex; align-items:center; justify-content:space-between; gap:12px; padding:12px; border-radius:var(--radius-sm); }
.pin-result-item:hover{ background:var(--bg-alt); }
.pin-result-item .pin-code{ font-weight:700; color:var(--pin-indigo-700); }
[data-theme="dark"] .pin-result-item .pin-code{ color:var(--pin-teal-300); }
.pin-result-meta{ font-size:.85rem; color:var(--text-muted); }
.pin-search-loading{ display:flex; align-items:center; gap:10px; padding:16px; font-size:.9rem; color:var(--text-muted); }
.spinner{ width:16px; height:16px; border-radius:50%; border:2px solid var(--border); border-top-color:var(--pin-indigo-700); animation:spin .7s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }

.hero-stats{ display:flex; flex-wrap:wrap; justify-content:center; gap:36px; margin-top:44px; }
.hero-stats .stat{ text-align:center; }
.hero-stats .stat strong{ display:block; font-family:var(--font-display); font-size:1.7rem; }
.hero-stats .stat span{ font-size:.82rem; color:var(--text-muted); }

.hero-chips{ display:flex; flex-wrap:wrap; justify-content:center; gap:8px; margin-top:20px; }
.hero-chips a{ font-size:.82rem; padding:.35em .9em; border-radius:var(--radius-pill); background:var(--surface-glass); border:1px solid var(--border); }

/* ==========================================================================
   Quick nav cards / states / cities
   ========================================================================== */
.quick-card{ display:flex; flex-direction:column; gap:10px; }
.quick-card .icon{
  width:44px; height:44px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  background:var(--pin-gradient-primary); color:#fff;
}
.quick-card .icon svg{ width:22px; height:22px; }
.quick-card h3{ margin:0; font-size:1.05rem; }
.quick-card p{ margin:0; font-size:.88rem; }

.place-pill-list{ display:flex; flex-wrap:wrap; gap:10px; }
.place-pill{ padding:.55em 1.1em; border-radius:var(--radius-pill); background:var(--surface); border:1px solid var(--border); font-size:.88rem; }
.place-pill:hover{ background:var(--pin-gradient-primary); color:#fff; border-color:transparent; }

/* ==========================================================================
   Stats band
   ========================================================================== */
.stats-band{ background:var(--pin-gradient-primary); border-radius:var(--radius-lg); padding:44px 30px; color:#fff; }
.stats-band .grid-4{ text-align:center; }
.stats-band strong{ display:block; font-family:var(--font-display); font-size:2.2rem; }
.stats-band span{ font-size:.85rem; opacity:.85; }

/* ==========================================================================
   FAQ accordion
   ========================================================================== */
.faq-item{ border-bottom:1px solid var(--border); }
.faq-q{
  width:100%; display:flex; justify-content:space-between; align-items:center; gap:10px;
  background:none; border:none; text-align:left; padding:18px 4px; cursor:pointer; font-family:var(--font-display); font-size:1.02rem; color:var(--text);
}
.faq-q .plus{ transition:transform var(--speed) var(--ease); flex-shrink:0; }
.faq-item[open] .faq-q .plus{ transform:rotate(45deg); }
.faq-a{ padding:0 4px 18px; }

/* ==========================================================================
   Blog cards
   ========================================================================== */
.post-card img{ border-radius:var(--radius-md) var(--radius-md) 0 0; aspect-ratio:16/10; object-fit:cover; }
.post-card .card-body{ padding:18px 4px 4px; }
.post-card .meta{ font-size:.78rem; color:var(--text-muted); display:flex; gap:10px; margin-bottom:8px; }
.post-card h3 a:hover{ color:var(--pin-saffron-500); }

/* ==========================================================================
   Newsletter
   ========================================================================== */
.newsletter{ text-align:center; padding:56px 24px; }
.newsletter form{ display:flex; max-width:460px; margin:24px auto 0; gap:8px; }
.newsletter input[type="email"]{ flex:1; padding:.9em 1.2em; border-radius:var(--radius-pill); border:1px solid var(--border); background:var(--surface); color:var(--text); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background:var(--pin-indigo-900); color:#DEDCF3; padding:64px 0 24px; margin-top:60px; }
.site-footer a{ color:#DEDCF3; }
.site-footer a:hover{ color:var(--pin-saffron-400); }
.footer-grid{ display:grid; grid-template-columns:2fr repeat(3,1fr); gap:32px; }
.footer-grid h4{ color:#fff; font-family:var(--font-display); font-size:.95rem; margin-bottom:14px; }
.footer-grid ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:8px; font-size:.9rem; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.1); margin-top:44px; padding-top:20px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:.82rem; color:#B4B2D6; }
.social-links{ display:flex; gap:10px; }
.social-links a{ width:36px; height:36px; border-radius:50%; background:rgba(255,255,255,.08); display:flex; align-items:center; justify-content:center; }
@media (max-width:880px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   Utility: breadcrumbs, back-to-top, reading progress, TOC
   ========================================================================== */
.breadcrumbs{ font-size:.85rem; color:var(--text-muted); margin-bottom:20px; }
.breadcrumbs a{ color:var(--text-muted); }
.breadcrumbs a:hover{ color:var(--pin-saffron-500); }

.back-to-top{
  position:fixed; right:22px; bottom:22px; width:46px; height:46px; border-radius:50%;
  background:var(--pin-gradient-primary); color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:var(--shadow-md); opacity:0; visibility:hidden; transform:translateY(10px); transition:all var(--speed) var(--ease); z-index:800; border:none; cursor:pointer;
}
.back-to-top.is-visible{ opacity:1; visibility:visible; transform:translateY(0); }

.reading-progress{ position:fixed; top:0; left:0; height:3px; background:var(--pin-gradient-accent); z-index:1000; width:0%; }

.toc{ padding:18px 20px; }
.toc ol{ margin:0; padding-left:20px; font-size:.92rem; }
.toc li{ margin-bottom:6px; }

.social-share{ display:flex; gap:8px; }
.social-share a{ width:38px; height:38px; border-radius:50%; background:var(--bg-alt); display:flex; align-items:center; justify-content:center; }

/* ==========================================================================
   Single post / page layout
   ========================================================================== */
.content-layout{ display:grid; grid-template-columns:2.4fr 1fr; gap:44px; align-items:start; }
@media (max-width:920px){ .content-layout{ grid-template-columns:1fr; } }
.entry-content{ font-size:1.05rem; }
.entry-content > * + *{ margin-top:1.1em; }
.entry-content h2, .entry-content h3{ margin-top:1.6em; }
.entry-content img{ border-radius:var(--radius-md); }
.reading-time{ font-size:.85rem; color:var(--text-muted); }

.related-posts{ margin-top:60px; }

/* ==========================================================================
   404 / maintenance
   ========================================================================== */
.error-page, .maintenance-page{ text-align:center; padding:clamp(60px,10vw,140px) 0; }
.error-page .code{ font-family:var(--font-mono); font-size:clamp(4rem,10vw,7rem); background:var(--pin-gradient-primary); -webkit-background-clip:text; background-clip:text; color:transparent; }

/* ==========================================================================
   Forms
   ========================================================================== */
input, textarea, select{
  font-family:var(--font-body); border-radius:var(--radius-sm); border:1px solid var(--border); background:var(--surface); color:var(--text); padding:.7em 1em;
}
.form-row{ margin-bottom:16px; display:flex; flex-direction:column; gap:6px; font-size:.9rem; }
.form-row label{ font-weight:500; }

/* ==========================================================================
   Skeleton loading
   ========================================================================== */
.skeleton{ background:linear-gradient(90deg, var(--bg-alt) 25%, var(--border) 37%, var(--bg-alt) 63%); background-size:400% 100%; animation:shimmer 1.4s ease infinite; border-radius:var(--radius-sm); }
@keyframes shimmer{ 0%{background-position:100% 50%;} 100%{background-position:0 50%;} }

/* ==========================================================================
   Widgets / sidebar
   ========================================================================== */
.widget{ margin-bottom:30px; }
.widget-title{ font-size:1rem; margin-bottom:14px; }
.widget ul{ list-style:none; margin:0; padding:0; }
.widget li{ padding:8px 0; border-bottom:1px solid var(--border); font-size:.92rem; }

/* Screen-reader only */
.screen-reader-text{ border:0; clip:rect(1px,1px,1px,1px); clip-path:inset(50%); height:1px; width:1px; overflow:hidden; position:absolute !important; word-wrap:normal !important; }