/*
Theme Name: TACHY SEO Pro
Theme URI: https://tachy.in
Author: TACHY
Author URI: https://tachy.in
Description: A blazing-fast, SEO-optimized WordPress theme for TACHY School ERP — built for blogs, posts, and landing pages. Mobile-first, accessible, Google-friendly.
Version: 1.0.0
License: GPL-2.0-or-later
Text Domain: tachy-seo-pro
Tags: blog, education, seo, mobile-first, fast
*/

/* ===================================================
   TACHY SEO PRO — MASTER STYLESHEET
   Brand: tachy.in | School ERP
   Fonts: Sora (display) + DM Sans (body)
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,700;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* ===================================================
   1. DESIGN TOKENS
   =================================================== */
:root {
  --color-primary:       #0E4BFF;
  --color-primary-dark:  #0035CC;
  --color-primary-light: #E8EEFF;
  --color-accent:        #FF6B1A;
  --color-accent-light:  #FFF0E8;
  --color-bg:            #FFFFFF;
  --color-surface:       #F7F8FC;
  --color-border:        #E4E7EF;
  --color-text:          #1A1D2E;
  --color-text-muted:    #6B7280;
  --color-text-light:    #9CA3AF;
  --color-success:       #10B981;
  --color-warning:       #F59E0B;

  --font-display: 'Sora', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.125rem;
  --text-lg:   1.25rem;
  --text-xl:   1.5rem;
  --text-2xl:  1.875rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3rem;

  --space-1:  0.25rem; --space-2: 0.5rem;  --space-3: 0.75rem;
  --space-4:  1rem;    --space-5: 1.25rem; --space-6: 1.5rem;
  --space-8:  2rem;    --space-10: 2.5rem; --space-12: 3rem;
  --space-16: 4rem;    --space-20: 5rem;

  --max-width:     1200px;
  --content-width: 760px;
  --sidebar-width: 320px;

  --radius-sm:   4px;  --radius-md: 8px;   --radius-lg: 12px;
  --radius-xl:   20px; --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(14,75,255,.06),0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(14,75,255,.10),0 2px 6px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 40px rgba(14,75,255,.14),0 4px 12px rgba(0,0,0,.08);
  --shadow-xl: 0 20px 60px rgba(14,75,255,.18),0 8px 24px rgba(0,0,0,.10);

  --transition-fast: 150ms cubic-bezier(.4,0,.2,1);
  --transition-base: 250ms cubic-bezier(.4,0,.2,1);
  --transition-slow: 400ms cubic-bezier(.4,0,.2,1);
  --header-height: 70px;
}

/* ===================================================
   2. RESET & BASE
   =================================================== */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img,video,svg { max-width:100%; height:auto; display:block; }
a { color:var(--color-primary); text-decoration:none; transition:color var(--transition-fast); }
a:hover { color:var(--color-primary-dark); }
ul,ol { padding-left:var(--space-6); }
button,input,select,textarea { font-family:inherit; font-size:inherit; }

/* ===================================================
   3. TYPOGRAPHY
   =================================================== */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl)); }
h2 { font-size: clamp(var(--text-xl), 3vw, var(--text-3xl)); }
h3 { font-size: clamp(var(--text-lg), 2.5vw, var(--text-2xl)); }
h4 { font-size: clamp(var(--text-md), 2vw, var(--text-xl)); }
p  { margin-bottom:var(--space-5); line-height:1.8; }
p:last-child { margin-bottom:0; }
strong,b { font-weight:600; }

/* ===================================================
   4. LAYOUT
   =================================================== */
.container { max-width:var(--max-width); margin:0 auto; padding:0 var(--space-6); }
.container--narrow { max-width:900px; margin:0 auto; padding:0 var(--space-6); }
.site-wrapper { display:flex; flex-direction:column; min-height:100vh; }
.site-main { flex:1; padding-top:var(--header-height); }

.content-area {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: var(--space-10);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-10) var(--space-6);
}
.content-area--full { grid-template-columns:1fr; max-width:var(--content-width); }

/* ===================================================
   5. HEADER
   =================================================== */
.site-header {
  position: fixed; top:0; left:0; right:0; z-index:1000;
  height: var(--header-height);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base), background var(--transition-base);
}
.site-header.scrolled { box-shadow:var(--shadow-md); background:rgba(255,255,255,.98); }

.header-inner {
  display: flex; align-items:center; justify-content:space-between; height:100%;
  max-width:var(--max-width); margin:0 auto; padding:0 var(--space-6);
}

.site-logo { display:flex; align-items:center; gap:var(--space-2); text-decoration:none; flex-shrink:0; }
.site-logo img { height:36px; width:auto; }
.logo-text { font-family:var(--font-display); font-size:var(--text-xl); font-weight:800; color:var(--color-primary); letter-spacing:-0.04em; }
.logo-tagline { font-size:var(--text-xs); color:var(--color-text-muted); display:block; line-height:1; margin-top:2px; }

.nav-primary { display:flex; align-items:center; gap:var(--space-1); }
.nav-primary a {
  font-family:var(--font-display); font-size:var(--text-sm); font-weight:500;
  color:var(--color-text); padding:var(--space-2) var(--space-4);
  border-radius:var(--radius-md); transition:all var(--transition-fast); white-space:nowrap;
}
.nav-primary a:hover,.nav-primary a.current-menu-item { color:var(--color-primary); background:var(--color-primary-light); }

.header-cta { display:flex; align-items:center; gap:var(--space-3); flex-shrink:0; }

.nav-toggle {
  display:none; flex-direction:column; gap:5px; cursor:pointer;
  padding:var(--space-2); border:none; background:none; border-radius:var(--radius-md);
}
.nav-toggle span { display:block; width:22px; height:2px; background:var(--color-text); border-radius:2px; transition:all var(--transition-base); }
.nav-toggle.active span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity:0; }
.nav-toggle.active span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display:none; position:fixed; top:var(--header-height); left:0; right:0;
  background:white; border-bottom:1px solid var(--color-border);
  box-shadow:var(--shadow-lg); padding:var(--space-4) var(--space-6);
  z-index:999; animation:slideDown .25s ease;
}
.mobile-nav.open { display:block; }
.mobile-nav a {
  display:block; font-family:var(--font-display); font-size:var(--text-md);
  font-weight:500; color:var(--color-text); padding:var(--space-3) 0;
  border-bottom:1px solid var(--color-border); transition:color var(--transition-fast);
}
.mobile-nav a:last-child { border-bottom:none; }
.mobile-nav a:hover { color:var(--color-primary); }

@keyframes slideDown { from{opacity:0;transform:translateY(-10px)} to{opacity:1;transform:translateY(0)} }

/* ===================================================
   6. BUTTONS
   =================================================== */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:var(--space-2);
  font-family:var(--font-display); font-size:var(--text-sm); font-weight:600;
  padding:.6rem 1.25rem; border-radius:var(--radius-md); border:2px solid transparent;
  cursor:pointer; text-decoration:none; transition:all var(--transition-base);
  white-space:nowrap; line-height:1.4;
}
.btn-primary { background:var(--color-primary); color:white; border-color:var(--color-primary); box-shadow:0 2px 8px rgba(14,75,255,.3); }
.btn-primary:hover { background:var(--color-primary-dark); border-color:var(--color-primary-dark); color:white; box-shadow:0 4px 16px rgba(14,75,255,.4); transform:translateY(-1px); }
.btn-secondary { background:white; color:var(--color-primary); border-color:var(--color-primary); }
.btn-secondary:hover { background:var(--color-primary-light); transform:translateY(-1px); color:var(--color-primary); }
.btn-accent { background:var(--color-accent); color:white; border-color:var(--color-accent); box-shadow:0 2px 8px rgba(255,107,26,.3); }
.btn-accent:hover { background:#e05a12; color:white; transform:translateY(-1px); }
.btn-whatsapp { background:#25D366; color:white; border-color:#25D366; }
.btn-whatsapp:hover { background:#1da851; color:white; transform:translateY(-1px); }
.btn-ghost { background:transparent; color:var(--color-text); border-color:var(--color-border); }
.btn-ghost:hover { background:var(--color-surface); }
.btn-sm { font-size:var(--text-xs); padding:.4rem .9rem; }
.btn-lg { font-size:var(--text-md); padding:.85rem 1.75rem; border-radius:var(--radius-lg); }
.btn-xl { font-size:var(--text-lg); padding:1rem 2rem; border-radius:var(--radius-xl); }

/* ===================================================
   7. HERO
   =================================================== */
.hero-section {
  background: linear-gradient(135deg,#0E4BFF 0%,#0035CC 40%,#001a7a 100%);
  color:white; padding:var(--space-20) 0 var(--space-16);
  position:relative; overflow:hidden;
}
.hero-section::before {
  content:''; position:absolute; top:-50%; right:-20%;
  width:600px; height:600px;
  background:radial-gradient(circle,rgba(255,255,255,.06) 0%,transparent 70%);
  border-radius:50%;
}
.hero-inner {
  position:relative; z-index:1; max-width:var(--max-width); margin:0 auto; padding:0 var(--space-6);
  display:grid; grid-template-columns:1fr 1fr; gap:var(--space-12); align-items:center;
}
.hero-badge {
  display:inline-flex; align-items:center; gap:var(--space-2);
  background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.2);
  color:rgba(255,255,255,.9); font-size:var(--text-xs); font-weight:600;
  padding:var(--space-1) var(--space-3); border-radius:var(--radius-full);
  margin-bottom:var(--space-5); letter-spacing:.05em; text-transform:uppercase;
}
.hero-title { font-family:var(--font-display); font-size:clamp(2rem,4.5vw,3.5rem); font-weight:800; line-height:1.1; color:white; margin-bottom:var(--space-5); letter-spacing:-.03em; }
.hero-title span { color:#FFD166; }
.hero-desc { font-size:var(--text-md); line-height:1.7; color:rgba(255,255,255,.8); margin-bottom:var(--space-8); }
.hero-actions { display:flex; flex-wrap:wrap; gap:var(--space-3); align-items:center; }
.hero-stats { display:flex; gap:var(--space-8); margin-top:var(--space-10); padding-top:var(--space-8); border-top:1px solid rgba(255,255,255,.15); }
.hero-stat-num { font-family:var(--font-display); font-size:var(--text-2xl); font-weight:800; color:white; line-height:1; }
.hero-stat-label { font-size:var(--text-xs); color:rgba(255,255,255,.65); margin-top:4px; text-transform:uppercase; letter-spacing:.04em; }

/* ===================================================
   8. POST HERO / HEADER
   =================================================== */
.post-hero { background:linear-gradient(180deg,var(--color-surface) 0%,var(--color-bg) 100%); padding:var(--space-12) 0 var(--space-8); border-bottom:1px solid var(--color-border); }
.post-header { max-width:var(--content-width); margin:0 auto; padding:0 var(--space-6); }

.post-category-badge {
  display:inline-flex; align-items:center; gap:var(--space-1);
  font-size:var(--text-xs); font-weight:700; color:var(--color-primary);
  background:var(--color-primary-light); padding:var(--space-1) var(--space-3);
  border-radius:var(--radius-full); text-transform:uppercase; letter-spacing:.06em;
  margin-bottom:var(--space-4); text-decoration:none;
}
.post-category-badge:hover { background:var(--color-primary); color:white; }

.post-title { font-family:var(--font-display); font-size:clamp(var(--text-2xl),4vw,var(--text-4xl)); font-weight:800; line-height:1.15; color:var(--color-text); margin-bottom:var(--space-5); letter-spacing:-.03em; }
.post-excerpt { font-size:var(--text-md); color:var(--color-text-muted); line-height:1.7; margin-bottom:var(--space-6); max-width:680px; }

.post-meta { display:flex; flex-wrap:wrap; align-items:center; gap:var(--space-4); font-size:var(--text-sm); color:var(--color-text-muted); }
.post-author { display:flex; align-items:center; gap:var(--space-2); font-weight:500; color:var(--color-text); }
.post-author-avatar { width:28px; height:28px; border-radius:50%; object-fit:cover; border:2px solid var(--color-primary-light); }

.post-featured-image { max-width:var(--content-width); margin:var(--space-8) auto 0; padding:0 var(--space-6); }
.post-featured-image img { width:100%; height:360px; object-fit:cover; border-radius:var(--radius-xl); box-shadow:var(--shadow-lg); }

.post-content-wrap { max-width:var(--content-width); margin:0 auto; padding:var(--space-10) var(--space-6); }

/* ===================================================
   9. ENTRY CONTENT / PROSE
   =================================================== */
.entry-content { font-family:var(--font-body); font-size:var(--text-base); line-height:1.85; color:var(--color-text); }

.entry-content h2 {
  font-family:var(--font-display); font-size:clamp(var(--text-xl),3vw,var(--text-2xl)); font-weight:700;
  margin-top:var(--space-12); margin-bottom:var(--space-4);
  padding-bottom:var(--space-3); border-bottom:2px solid var(--color-primary-light); position:relative;
}
.entry-content h2::before { content:''; position:absolute; bottom:-2px; left:0; width:48px; height:2px; background:var(--color-primary); }
.entry-content h3 { font-family:var(--font-display); font-size:clamp(var(--text-lg),2.5vw,var(--text-xl)); font-weight:700; margin-top:var(--space-8); margin-bottom:var(--space-3); }
.entry-content h4 { font-size:var(--text-md); font-weight:600; margin-top:var(--space-6); margin-bottom:var(--space-2); }
.entry-content p { margin-bottom:var(--space-5); line-height:1.85; }
.entry-content a { color:var(--color-primary); text-decoration:underline; text-underline-offset:3px; text-decoration-color:rgba(14,75,255,.3); font-weight:500; }
.entry-content a:hover { text-decoration-color:var(--color-primary); }

.entry-content ul { list-style:none; padding-left:0; margin:var(--space-5) 0; }
.entry-content ul li { position:relative; padding-left:var(--space-6); margin-bottom:var(--space-2); line-height:1.7; }
.entry-content ul li::before { content:''; position:absolute; left:0; top:.65em; width:8px; height:8px; border-radius:50%; background:var(--color-primary); }
.entry-content ol { margin:var(--space-5) 0; }
.entry-content ol li { margin-bottom:var(--space-2); line-height:1.7; padding-left:var(--space-2); }

.entry-content blockquote {
  margin:var(--space-8) 0; padding:var(--space-6) var(--space-8);
  background:linear-gradient(135deg,var(--color-primary-light),rgba(14,75,255,.03));
  border-left:4px solid var(--color-primary); border-radius:0 var(--radius-lg) var(--radius-lg) 0; position:relative;
}
.entry-content blockquote::before { content:'"'; font-family:var(--font-display); font-size:5rem; color:var(--color-primary); opacity:.15; position:absolute; top:-10px; left:var(--space-4); line-height:1; }
.entry-content blockquote p { font-size:var(--text-md); font-style:italic; font-weight:500; margin:0; }

.entry-content table { width:100%; border-collapse:collapse; margin:var(--space-8) 0; font-size:var(--text-sm); border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-sm); border:1px solid var(--color-border); }
.entry-content thead { background:var(--color-primary); color:white; }
.entry-content th { font-family:var(--font-display); font-weight:600; padding:var(--space-3) var(--space-4); text-align:left; }
.entry-content td { padding:var(--space-3) var(--space-4); border-bottom:1px solid var(--color-border); vertical-align:top; }
.entry-content tr:last-child td { border-bottom:none; }
.entry-content tbody tr:nth-child(even) { background:var(--color-surface); }
.entry-content tbody tr:hover { background:var(--color-primary-light); }

.entry-content code { font-family:var(--font-mono); font-size:.875em; background:var(--color-surface); color:var(--color-primary); padding:.1em .4em; border-radius:var(--radius-sm); border:1px solid var(--color-border); }
.entry-content pre { background:#1A1D2E; color:#E5E7EB; padding:var(--space-6); border-radius:var(--radius-lg); overflow-x:auto; margin:var(--space-8) 0; font-family:var(--font-mono); font-size:var(--text-sm); line-height:1.6; }
.entry-content pre code { background:none; color:inherit; padding:0; border:none; }

.entry-content img { border-radius:var(--radius-lg); box-shadow:var(--shadow-md); margin:var(--space-8) 0; }
.entry-content figcaption { font-size:var(--text-sm); color:var(--color-text-muted); text-align:center; margin-top:var(--space-2); font-style:italic; }
.entry-content hr { border:none; border-top:2px solid var(--color-border); margin:var(--space-10) 0; }

/* ===================================================
   10. TABLE OF CONTENTS
   =================================================== */
.toc-box { background:var(--color-surface); border:1px solid var(--color-border); border-radius:var(--radius-xl); padding:var(--space-6); margin:var(--space-8) 0; }
.toc-title { font-family:var(--font-display); font-size:var(--text-md); font-weight:700; margin-bottom:var(--space-4); display:flex; align-items:center; gap:var(--space-2); }
.toc-list { list-style:none; padding:0; margin:0; counter-reset:toc; }
.toc-list li { counter-increment:toc; padding:0; margin:0; }
.toc-list li::before { display:none; }
.toc-list a {
  display:flex; align-items:center; gap:var(--space-3); padding:var(--space-2) var(--space-3);
  border-radius:var(--radius-md); font-size:var(--text-sm); font-weight:500; color:var(--color-text-muted);
  text-decoration:none; transition:all var(--transition-fast);
}
.toc-list a::before { content:counter(toc,decimal-leading-zero); font-family:var(--font-mono); font-size:var(--text-xs); color:var(--color-primary); font-weight:600; flex-shrink:0; }
.toc-list a:hover { color:var(--color-primary); background:var(--color-primary-light); padding-left:var(--space-4); }

/* Callout boxes */
.callout-box { padding:var(--space-5) var(--space-6); border-radius:var(--radius-lg); margin:var(--space-6) 0; border-left:4px solid; }
.callout-box.info    { background:#EFF6FF; border-color:#3B82F6; color:#1E40AF; }
.callout-box.success { background:#F0FDF4; border-color:var(--color-success); color:#166534; }
.callout-box.warning { background:#FFFBEB; border-color:var(--color-warning); color:#92400E; }

/* ===================================================
   11. SIDEBAR
   =================================================== */
.sidebar { position:sticky; top:calc(var(--header-height) + var(--space-6)); max-height:calc(100vh - var(--header-height) - var(--space-12)); overflow-y:auto; }

.sidebar-widget { background:var(--color-bg); border:1px solid var(--color-border); border-radius:var(--radius-xl); padding:var(--space-6); margin-bottom:var(--space-6); transition:box-shadow var(--transition-base); }
.sidebar-widget:hover { box-shadow:var(--shadow-md); }

.widget-title { font-family:var(--font-display); font-size:var(--text-sm); font-weight:700; text-transform:uppercase; letter-spacing:.08em; margin-bottom:var(--space-4); padding-bottom:var(--space-3); border-bottom:2px solid var(--color-primary-light); position:relative; }
.widget-title::after { content:''; position:absolute; bottom:-2px; left:0; width:24px; height:2px; background:var(--color-primary); }

.cta-widget { background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%); border:none; color:white; text-align:center; padding:var(--space-8) var(--space-6); }
.cta-widget .widget-title { color:rgba(255,255,255,.7); border-bottom-color:rgba(255,255,255,.15); }
.cta-widget .widget-title::after { background:rgba(255,255,255,.5); }
.cta-widget-heading { font-family:var(--font-display); font-size:var(--text-xl); font-weight:800; color:white; margin-bottom:var(--space-3); line-height:1.2; }
.cta-widget p { color:rgba(255,255,255,.8); font-size:var(--text-sm); margin-bottom:var(--space-5); }

.recent-post-item { display:flex; gap:var(--space-3); padding:var(--space-3) 0; border-bottom:1px solid var(--color-border); text-decoration:none; }
.recent-post-item:last-child { border-bottom:none; }
.recent-post-thumb { width:64px; height:64px; border-radius:var(--radius-md); object-fit:cover; flex-shrink:0; }
.recent-post-title { font-family:var(--font-display); font-size:var(--text-sm); font-weight:600; color:var(--color-text); line-height:1.4; margin-bottom:var(--space-1); transition:color var(--transition-fast); }
.recent-post-item:hover .recent-post-title { color:var(--color-primary); }
.recent-post-date { font-size:var(--text-xs); color:var(--color-text-light); }

.tags-cloud { display:flex; flex-wrap:wrap; gap:var(--space-2); }
.tag-pill { font-size:var(--text-xs); font-weight:500; color:var(--color-text-muted); background:var(--color-surface); border:1px solid var(--color-border); padding:var(--space-1) var(--space-3); border-radius:var(--radius-full); text-decoration:none; transition:all var(--transition-fast); }
.tag-pill:hover { background:var(--color-primary); border-color:var(--color-primary); color:white; }

/* ===================================================
   12. BLOG LISTING
   =================================================== */
.posts-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(320px,1fr)); gap:var(--space-6); }

.post-card { background:var(--color-bg); border:1px solid var(--color-border); border-radius:var(--radius-xl); overflow:hidden; transition:all var(--transition-base); display:flex; flex-direction:column; }
.post-card:hover { box-shadow:var(--shadow-lg); transform:translateY(-4px); border-color:var(--color-primary-light); }

.post-card-thumb { aspect-ratio:16/9; overflow:hidden; }
.post-card-thumb img { width:100%; height:100%; object-fit:cover; transition:transform var(--transition-slow); margin:0; border-radius:0; box-shadow:none; }
.post-card:hover .post-card-thumb img { transform:scale(1.05); }

.post-card-body { padding:var(--space-5); flex:1; display:flex; flex-direction:column; }
.post-card-cat { font-size:var(--text-xs); font-weight:700; color:var(--color-primary); text-transform:uppercase; letter-spacing:.06em; margin-bottom:var(--space-2); text-decoration:none; }
.post-card-title { font-family:var(--font-display); font-size:var(--text-lg); font-weight:700; color:var(--color-text); line-height:1.35; margin-bottom:var(--space-3); flex:1; transition:color var(--transition-fast); }
.post-card:hover .post-card-title { color:var(--color-primary); }
.post-card-excerpt { font-size:var(--text-sm); color:var(--color-text-muted); line-height:1.6; margin-bottom:var(--space-4); display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.post-card-footer { display:flex; align-items:center; justify-content:space-between; padding-top:var(--space-3); border-top:1px solid var(--color-border); }
.post-card-date { font-size:var(--text-xs); color:var(--color-text-light); }
.post-card-link { font-size:var(--text-xs); font-weight:600; color:var(--color-primary); display:flex; align-items:center; gap:var(--space-1); }
.post-card-link::after { content:'→'; transition:transform var(--transition-fast); }
.post-card:hover .post-card-link::after { transform:translateX(3px); }

.post-card--featured { grid-column:1/-1; flex-direction:row; }
.post-card--featured .post-card-thumb { width:45%; aspect-ratio:auto; flex-shrink:0; }
.post-card--featured .post-card-body { padding:var(--space-8); }
.post-card--featured .post-card-title { font-size:var(--text-2xl); }

/* ===================================================
   13. FAQ
   =================================================== */
.faq-section { padding:var(--space-16) 0; background:var(--color-surface); }
.faq-list { max-width:800px; margin:var(--space-8) auto 0; }
.faq-item { background:white; border:1px solid var(--color-border); border-radius:var(--radius-lg); margin-bottom:var(--space-3); overflow:hidden; }
.faq-question { width:100%; text-align:left; padding:var(--space-5) var(--space-6); background:none; border:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between; gap:var(--space-4); font-family:var(--font-display); font-size:var(--text-base); font-weight:600; color:var(--color-text); transition:background var(--transition-fast); }
.faq-question:hover { background:var(--color-surface); }
.faq-icon { width:24px; height:24px; border-radius:50%; background:var(--color-primary-light); color:var(--color-primary); display:flex; align-items:center; justify-content:center; flex-shrink:0; font-size:1.25rem; transition:all var(--transition-base); }
.faq-item.open .faq-icon { background:var(--color-primary); color:white; transform:rotate(45deg); }
.faq-answer { display:none; padding:0 var(--space-6) var(--space-5); font-size:var(--text-base); color:var(--color-text-muted); line-height:1.7; border-top:1px solid var(--color-border); }
.faq-item.open .faq-answer { display:block; animation:fadeIn .2s ease; }
@keyframes fadeIn { from{opacity:0;transform:translateY(-4px)} to{opacity:1;transform:translateY(0)} }

/* ===================================================
   14. FEATURES & BENEFITS
   =================================================== */
.features-section { padding:var(--space-16) 0; }
.features-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:var(--space-5); margin-top:var(--space-10); }
.feature-card { background:var(--color-bg); border:1px solid var(--color-border); border-radius:var(--radius-xl); padding:var(--space-6); transition:all var(--transition-base); position:relative; overflow:hidden; }
.feature-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; background:linear-gradient(90deg,var(--color-primary),var(--color-accent)); opacity:0; transition:opacity var(--transition-base); }
.feature-card:hover { box-shadow:var(--shadow-lg); transform:translateY(-3px); border-color:var(--color-primary-light); }
.feature-card:hover::before { opacity:1; }
.feature-icon { width:48px; height:48px; border-radius:var(--radius-lg); background:var(--color-primary-light); display:flex; align-items:center; justify-content:center; font-size:1.5rem; margin-bottom:var(--space-4); }
.feature-title { font-family:var(--font-display); font-size:var(--text-md); font-weight:700; margin-bottom:var(--space-2); }
.feature-desc { font-size:var(--text-sm); color:var(--color-text-muted); line-height:1.6; margin:0; }

/* ===================================================
   15. TESTIMONIALS
   =================================================== */
.testimonials-section { padding:var(--space-16) 0; background:linear-gradient(180deg,var(--color-surface) 0%,var(--color-bg) 100%); }
.testimonials-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:var(--space-6); margin-top:var(--space-10); }
.testimonial-card { background:white; border:1px solid var(--color-border); border-radius:var(--radius-xl); padding:var(--space-6); transition:all var(--transition-base); }
.testimonial-card:hover { box-shadow:var(--shadow-md); transform:translateY(-2px); }
.testimonial-stars { color:#F59E0B; font-size:var(--text-md); margin-bottom:var(--space-3); letter-spacing:2px; }
.testimonial-text { font-size:var(--text-base); line-height:1.7; font-style:italic; margin-bottom:var(--space-5); }
.testimonial-author { display:flex; align-items:center; gap:var(--space-3); }
.testimonial-avatar { width:44px; height:44px; border-radius:50%; object-fit:cover; border:2px solid var(--color-primary-light); }
.testimonial-name { font-family:var(--font-display); font-size:var(--text-sm); font-weight:700; }
.testimonial-role { font-size:var(--text-xs); color:var(--color-text-muted); }

/* ===================================================
   16. SECTION HEADER
   =================================================== */
.section-header { text-align:center; max-width:680px; margin:0 auto; }
.section-label { display:inline-block; font-size:var(--text-xs); font-weight:700; color:var(--color-primary); text-transform:uppercase; letter-spacing:.1em; margin-bottom:var(--space-3); }
.section-title { font-family:var(--font-display); font-size:clamp(var(--text-xl),3.5vw,var(--text-3xl)); font-weight:800; line-height:1.15; margin-bottom:var(--space-4); letter-spacing:-.02em; }
.section-desc { font-size:var(--text-md); color:var(--color-text-muted); line-height:1.7; }

/* ===================================================
   17. BREADCRUMBS
   =================================================== */
.breadcrumbs { max-width:var(--content-width); margin:0 auto; padding:var(--space-4) var(--space-6) 0; display:flex; flex-wrap:wrap; align-items:center; gap:var(--space-2); font-size:var(--text-sm); color:var(--color-text-muted); }
.breadcrumbs a { color:var(--color-text-muted); }
.breadcrumbs a:hover { color:var(--color-primary); }
.breadcrumbs span:last-child { color:var(--color-text); font-weight:500; }

/* ===================================================
   18. POST FOOTER — TAGS & SHARE
   =================================================== */
.post-footer-meta { margin-top:var(--space-10); padding-top:var(--space-6); border-top:1px solid var(--color-border); display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:var(--space-4); }
.post-tags-list { display:flex; flex-wrap:wrap; gap:var(--space-2); list-style:none; padding:0; margin:0; }
.post-tags-list li::before { display:none; }
.post-share { display:flex; align-items:center; gap:var(--space-3); }
.share-label { font-size:var(--text-sm); font-weight:600; color:var(--color-text-muted); }
.share-btn { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; text-decoration:none; font-size:.9rem; transition:all var(--transition-base); border:1px solid var(--color-border); color:var(--color-text-muted); background:white; }
.share-btn:hover { transform:translateY(-2px); box-shadow:var(--shadow-sm); }
.share-btn.facebook:hover { background:#1877F2; border-color:#1877F2; color:white; }
.share-btn.twitter:hover  { background:#1DA1F2; border-color:#1DA1F2; color:white; }
.share-btn.linkedin:hover { background:#0A66C2; border-color:#0A66C2; color:white; }
.share-btn.whatsapp:hover { background:#25D366; border-color:#25D366; color:white; }

/* ===================================================
   19. AUTHOR BOX
   =================================================== */
.author-box { background:var(--color-surface); border:1px solid var(--color-border); border-radius:var(--radius-xl); padding:var(--space-6); margin-top:var(--space-8); display:flex; gap:var(--space-5); align-items:flex-start; }
.author-box-avatar { width:72px; height:72px; border-radius:50%; object-fit:cover; flex-shrink:0; border:3px solid var(--color-primary-light); }
.author-box-name { font-family:var(--font-display); font-size:var(--text-md); font-weight:700; margin-bottom:var(--space-1); }
.author-box-role { font-size:var(--text-xs); color:var(--color-primary); font-weight:600; text-transform:uppercase; letter-spacing:.05em; margin-bottom:var(--space-3); }
.author-box-bio { font-size:var(--text-sm); color:var(--color-text-muted); line-height:1.6; margin:0; }

/* ===================================================
   20. RELATED POSTS
   =================================================== */
.related-posts { margin-top:var(--space-12); padding-top:var(--space-10); border-top:1px solid var(--color-border); }
.related-posts-title { font-family:var(--font-display); font-size:var(--text-xl); font-weight:700; margin-bottom:var(--space-6); }
.related-posts-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:var(--space-5); }

/* ===================================================
   21. PAGINATION
   =================================================== */
.pagination { display:flex; align-items:center; justify-content:center; gap:var(--space-2); margin-top:var(--space-10); flex-wrap:wrap; }
.pagination a,.pagination span { display:flex; align-items:center; justify-content:center; min-width:40px; height:40px; padding:0 var(--space-3); border-radius:var(--radius-md); font-family:var(--font-display); font-size:var(--text-sm); font-weight:600; text-decoration:none; transition:all var(--transition-fast); border:1px solid var(--color-border); color:var(--color-text-muted); background:white; }
.pagination a:hover { background:var(--color-primary-light); border-color:var(--color-primary); color:var(--color-primary); }
.pagination .current { background:var(--color-primary); border-color:var(--color-primary); color:white; }

/* ===================================================
   22. FOOTER
   =================================================== */
.site-footer { background:#0D1117; color:rgba(255,255,255,.75); margin-top:auto; }
.footer-main { padding:var(--space-16) 0 var(--space-10); }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:var(--space-10); }
.footer-brand .logo-text { color:white; }
.footer-tagline { font-size:var(--text-sm); color:rgba(255,255,255,.5); line-height:1.6; margin-top:var(--space-3); margin-bottom:var(--space-6); }
.footer-contact-item { display:flex; align-items:center; gap:var(--space-2); font-size:var(--text-sm); color:rgba(255,255,255,.6); margin-bottom:var(--space-2); text-decoration:none; transition:color var(--transition-fast); }
.footer-contact-item:hover { color:white; }
.footer-heading { font-family:var(--font-display); font-size:var(--text-sm); font-weight:700; color:white; text-transform:uppercase; letter-spacing:.08em; margin-bottom:var(--space-5); }
.footer-links { list-style:none; padding:0; margin:0; }
.footer-links li { margin-bottom:var(--space-2); }
.footer-links li::before { display:none; }
.footer-links a { font-size:var(--text-sm); color:rgba(255,255,255,.55); text-decoration:none; transition:all var(--transition-fast); display:inline-flex; align-items:center; gap:var(--space-1); }
.footer-links a:hover { color:white; padding-left:var(--space-1); }

.footer-bottom { border-top:1px solid rgba(255,255,255,.08); padding:var(--space-5) 0; }
.footer-bottom-inner { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:var(--space-4); font-size:var(--text-sm); color:rgba(255,255,255,.4); }
.footer-copyright a { color:rgba(255,255,255,.65); text-decoration:none; font-weight:600; transition:color var(--transition-fast); }
.footer-copyright a:hover { color:white; }
.footer-legal-links { display:flex; gap:var(--space-5); flex-wrap:wrap; }
.footer-legal-links a { color:rgba(255,255,255,.4); font-size:var(--text-xs); text-decoration:none; transition:color var(--transition-fast); }
.footer-legal-links a:hover { color:rgba(255,255,255,.7); }

/* ===================================================
   23. SEARCH FORM
   =================================================== */
.search-form { display:flex; gap:var(--space-2); }
.search-input { flex:1; padding:var(--space-2) var(--space-4); border:1px solid var(--color-border); border-radius:var(--radius-md); font-size:var(--text-sm); color:var(--color-text); background:white; transition:border-color var(--transition-fast); outline:none; }
.search-input:focus { border-color:var(--color-primary); box-shadow:0 0 0 3px rgba(14,75,255,.1); }
.search-submit { padding:var(--space-2) var(--space-4); background:var(--color-primary); color:white; border:none; border-radius:var(--radius-md); cursor:pointer; font-size:var(--text-sm); font-weight:600; font-family:var(--font-display); transition:background var(--transition-fast); }
.search-submit:hover { background:var(--color-primary-dark); }

/* ===================================================
   24. READING PROGRESS BAR
   =================================================== */
.reading-progress { position:fixed; top:var(--header-height); left:0; width:0%; height:3px; background:linear-gradient(90deg,var(--color-primary),var(--color-accent)); z-index:1001; transition:width .1s linear; border-radius:0 2px 2px 0; }

/* ===================================================
   25. BACK TO TOP
   =================================================== */
.back-to-top { position:fixed; bottom:var(--space-6); right:var(--space-6); width:44px; height:44px; background:var(--color-primary); color:white; border:none; border-radius:50%; cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:1.25rem; box-shadow:var(--shadow-md); opacity:0; transform:translateY(10px); transition:all var(--transition-base); z-index:900; }
.back-to-top.visible { opacity:1; transform:translateY(0); }
.back-to-top:hover { background:var(--color-primary-dark); transform:translateY(-2px); box-shadow:var(--shadow-lg); }

/* ===================================================
   26. FLOATING WHATSAPP
   =================================================== */
.whatsapp-float { position:fixed; bottom:var(--space-6); left:var(--space-6); z-index:900; }
.whatsapp-float a { display:flex; align-items:center; gap:var(--space-2); background:#25D366; color:white; padding:var(--space-3) var(--space-5); border-radius:var(--radius-full); font-family:var(--font-display); font-size:var(--text-sm); font-weight:600; text-decoration:none; box-shadow:var(--shadow-md); transition:all var(--transition-base); }
.whatsapp-float a:hover { background:#1da851; color:white; box-shadow:var(--shadow-lg); transform:translateY(-2px); }

/* ===================================================
   27. UTILITY CLASSES
   =================================================== */
.text-center  { text-align:center; }
.text-primary { color:var(--color-primary); }
.text-accent  { color:var(--color-accent); }
.text-muted   { color:var(--color-text-muted); }
.font-display { font-family:var(--font-display); }
.badge { display:inline-flex; align-items:center; gap:var(--space-1); font-size:var(--text-xs); font-weight:600; padding:var(--space-1) var(--space-3); border-radius:var(--radius-full); }
.badge-primary { background:var(--color-primary-light); color:var(--color-primary); }
.badge-accent  { background:var(--color-accent-light); color:var(--color-accent); }
.badge-success { background:#ECFDF5; color:var(--color-success); }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

/* ===================================================
   28. RESPONSIVE — TABLET ≤ 1024px
   =================================================== */
@media (max-width:1024px) {
  .content-area { grid-template-columns:1fr; gap:var(--space-8); }
  .sidebar { position:static; max-height:none; overflow:visible; display:grid; grid-template-columns:repeat(2,1fr); gap:var(--space-5); }
  .footer-grid { grid-template-columns:1fr 1fr; gap:var(--space-8); }
  .hero-inner { grid-template-columns:1fr; text-align:center; gap:var(--space-8); }
  .hero-actions,.hero-stats { justify-content:center; }
  .hero-visual { max-width:480px; margin:0 auto; }
  .related-posts-grid { grid-template-columns:1fr 1fr; }
  .post-card--featured { flex-direction:column; }
  .post-card--featured .post-card-thumb { width:100%; }
}

/* ===================================================
   29. RESPONSIVE — MOBILE ≤ 768px
   =================================================== */
@media (max-width:768px) {
  :root { --header-height:60px; }
  html { font-size:15px; }
  .nav-primary { display:none; }
  .header-cta .btn:not(.btn-primary) { display:none; }
  .nav-toggle { display:flex; }
  .container { padding:0 var(--space-4); }
  .hero-section { padding:var(--space-12) 0 var(--space-10); }
  .posts-grid { grid-template-columns:1fr; }
  .features-grid { grid-template-columns:1fr; }
  .testimonials-grid { grid-template-columns:1fr; }
  .related-posts-grid { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; gap:var(--space-6); }
  .footer-bottom-inner { flex-direction:column; text-align:center; }
  .sidebar { grid-template-columns:1fr; }
  .post-featured-image img { height:220px; }
  .author-box { flex-direction:column; align-items:center; text-align:center; }
  .post-footer-meta { flex-direction:column; align-items:flex-start; }
  .entry-content table { display:block; overflow-x:auto; -webkit-overflow-scrolling:touch; }
  .whatsapp-float a span { display:none; }
  .whatsapp-float a { padding:var(--space-3); border-radius:50%; }
  .hero-stats { gap:var(--space-6); }
}

/* ===================================================
   30. PRINT
   =================================================== */
@media print {
  .site-header,.sidebar,.site-footer,.whatsapp-float,.back-to-top,.reading-progress,.post-share,.related-posts,.faq-section { display:none !important; }
  body { font-size:12pt; color:black; }
  .post-title { font-size:24pt; }
  .post-content-wrap { max-width:100%; padding:0; }
  .entry-content img { max-width:60%; }
}

/* ===================================================
   31. ACCESSIBILITY
   =================================================== */
:focus-visible { outline:2px solid var(--color-primary); outline-offset:3px; border-radius:2px; }
.skip-link { position:absolute; top:-100%; left:0; background:var(--color-primary); color:white; padding:var(--space-3) var(--space-6); z-index:9999; font-weight:600; text-decoration:none; }
.skip-link:focus { top:0; }
@media (prefers-reduced-motion:reduce) { *,*::before,*::after { animation-duration:.01ms !important; transition-duration:.01ms !important; } }