/*
Theme Name: 10Tracker News
Theme URI: https://10tracker.com
Author: 10Tracker
Author URI: https://10tracker.com
Description: A clean, modern news theme for 10Tracker — India's premier exam preparation platform. Built for UPSC, JEE, NEET, GATE, SSC and more.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: 10tracker-news
Tags: news, education, blog, custom-menu, featured-images, custom-logo, responsive-layout
*/

/* ========================================
   CSS CUSTOM PROPERTIES
   ======================================== */
:root {
  --color-primary:       #E8212A;
  --color-primary-dark:  #C0151D;
  --color-primary-light: #FDECEA;
  --color-secondary:     #1A2744;
  --color-accent:        #FF6B35;
  --color-text:          #1A1A1A;
  --color-text-muted:    #6B7280;
  --color-text-light:    #9CA3AF;
  --color-bg:            #F7F8FA;
  --color-surface:       #FFFFFF;
  --color-border:        #E5E7EB;
  --color-border-light:  #F3F4F6;
  --color-tag-bg:        #EEF2FF;
  --color-tag-text:      #3730A3;

  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-ui:       'DM Sans', sans-serif;

  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:   0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:   0 8px 24px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.06);
  --shadow-card: 0 2px 8px rgba(0,0,0,.06);

  --container:   1240px;
  --header-h:    64px;
  --topbar-h:    36px;
  --transition:  .2s cubic-bezier(.4,0,.2,1);
}

/* ========================================
   RESET & BASE
   ======================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary); }

img { max-width: 100%; height: auto; display: block; }

ul, ol { list-style: none; }

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
  cursor: pointer;
}

h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border-width:0; }

.section-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 2.5px solid var(--color-border);
  margin-bottom: 20px;
  text-transform: uppercase;
  font-size: .8rem;
  letter-spacing: .08em;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background: var(--color-primary);
  border-radius: 2px;
  flex-shrink: 0;
}

.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: var(--color-primary);
  color: #fff;
  line-height: 1.4;
}

.tag--blue   { background: #1D4ED8; }
.tag--green  { background: #059669; }
.tag--orange { background: #D97706; }
.tag--purple { background: #7C3AED; }
.tag--teal   { background: #0891B2; }
.tag--pink   { background: #DB2777; }

.meta-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .75rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.meta-info .dot::before { content: '·'; margin: 0 2px; }

/* ========================================
   TOP BAR
   ======================================== */
.topbar {
  background: var(--color-secondary);
  height: var(--topbar-h);
  display: flex;
  align-items: center;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.topbar__ticker {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  flex: 1;
}

.topbar__ticker-label {
  background: var(--color-primary);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  text-transform: uppercase;
}

.topbar__ticker-track {
  overflow: hidden;
  flex: 1;
}

.topbar__ticker-inner {
  display: flex;
  gap: 40px;
  animation: tickerScroll 30s linear infinite;
  white-space: nowrap;
}

.topbar__ticker-inner a {
  font-size: .72rem;
  color: #CBD5E1;
  transition: color var(--transition);
}
.topbar__ticker-inner a:hover { color: #fff; }

@keyframes tickerScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.topbar__date {
  font-size: .7rem;
  color: #94A3B8;
  white-space: nowrap;
}

.topbar__social a {
  color: #94A3B8;
  font-size: .75rem;
  transition: color var(--transition);
}
.topbar__social a:hover { color: #fff; }

/* ========================================
   HEADER
   ======================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  height: var(--header-h);
  display: flex;
  align-items: center;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

/* Text-only site title in header */
.site-title-link {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-secondary);
  letter-spacing: -.03em;
  text-decoration: none;
  flex-shrink: 0;
  line-height: 1;
  transition: color var(--transition);
}
.site-title-link:hover { color: var(--color-primary); }

/* Mobile menu site title */
.mobile-site-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -.02em;
  text-decoration: none;
}

.site-logo__mark {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: -.02em;
}

.site-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.site-logo__name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--color-secondary);
  letter-spacing: -.03em;
}

.site-logo__tagline {
  font-size: .62rem;
  color: var(--color-text-muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Header search */
.header__search {
  flex: 1;
  max-width: 400px;
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: 24px;
  padding: 0 16px;
  height: 38px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-form:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(232,33,42,.08);
}

.search-form input {
  flex: 1;
  background: none;
  font-size: .85rem;
  color: var(--color-text);
  min-width: 0;
}

.search-form input::placeholder { color: var(--color-text-light); }

.search-form button {
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
}
.search-form button:hover { color: var(--color-primary); }

/* Header right */
.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-register {
  background: var(--color-primary);
  color: #fff;
  padding: 8px 18px;
  border-radius: 24px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn-register:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); }

.btn-login {
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  padding: 7px 16px;
  border-radius: 24px;
  font-size: .8rem;
  font-weight: 600;
  transition: border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-login:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* Hamburger */
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: background var(--transition);
  flex-direction: column;
  gap: 5px;
}
.menu-toggle:hover { background: var(--color-bg); }
.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
}
.menu-toggle span:nth-child(1) { width: 22px; }
.menu-toggle span:nth-child(2) { width: 16px; }
.menu-toggle span:nth-child(3) { width: 22px; }

.menu-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); width: 22px; }
.menu-toggle.is-active span:nth-child(2) { opacity: 0; }
.menu-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); width: 22px; }

/* ========================================
   MAIN NAVIGATION
   ======================================== */
.main-nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
}

.nav-menu > li {
  position: relative;
}

.nav-menu > li > a {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 0 14px;
  height: 44px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--color-text);
  text-transform: uppercase;
  transition: color var(--transition);
  white-space: nowrap;
}

.nav-menu > li > a:hover,
.nav-menu > li.current-menu-item > a {
  color: var(--color-primary);
}

.nav-menu > li.current-menu-item > a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 14px;
  right: 14px;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px 2px 0 0;
}

/* Dropdown */
.nav-menu > li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }

.sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 999;
  padding: 6px 0;
}

.sub-menu li a {
  display: block;
  padding: 9px 18px;
  font-size: .82rem;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition);
}
.sub-menu li a:hover { background: var(--color-bg); color: var(--color-primary); }

/* Nav right — exam quick links */
.nav__exams {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 16px;
  border-left: 1px solid var(--color-border);
  margin-left: auto;
}

.exam-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  white-space: nowrap;
}

.exam-pill:hover,
.exam-pill.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ========================================
   MOBILE MENU DRAWER
   ======================================== */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1998;
  opacity: 0;
  transition: opacity .3s ease;
}

.mobile-menu-overlay.is-open { opacity: 1; }

.mobile-menu {
  position: fixed;
  top: 0;
  left: -100%;
  width: 320px;
  height: 100%;
  background: var(--color-surface);
  z-index: 1999;
  transition: left .3s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-menu.is-open { left: 0; }

.mobile-menu__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-secondary);
}

.mobile-menu__close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 1.2rem;
  transition: background var(--transition);
}
.mobile-menu__close:hover { background: rgba(255,255,255,.1); }

.mobile-menu__search {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-search-form {
  display: flex;
  align-items: center;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0 14px;
  height: 42px;
}
.mobile-search-form input { flex: 1; font-size: .85rem; color: var(--color-text); }
.mobile-search-form button { color: var(--color-text-muted); }

.mobile-menu__exams {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-menu__exams-label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.mobile-exam-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.mobile-exam-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 6px;
  border-radius: var(--radius-md);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all var(--transition);
}
.mobile-exam-pill:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.mobile-menu__nav {
  flex: 1;
  padding: 8px 0;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-nav-item > a,
.mobile-nav-item > button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 20px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .8rem;
  transition: color var(--transition), background var(--transition);
}
.mobile-nav-item > a:hover,
.mobile-nav-item > button:hover { color: var(--color-primary); background: var(--color-bg); }

.mobile-nav-item__chevron {
  transition: transform .2s ease;
}
.mobile-nav-item.is-open .mobile-nav-item__chevron { transform: rotate(180deg); }

.mobile-sub-menu {
  display: none;
  background: var(--color-bg);
  padding: 4px 0;
}
.mobile-nav-item.is-open .mobile-sub-menu { display: block; }

.mobile-sub-menu a {
  display: block;
  padding: 10px 20px 10px 36px;
  font-size: .82rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.mobile-sub-menu a:hover { color: var(--color-primary); }

.mobile-menu__footer {
  padding: 20px;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 10px;
}
.mobile-menu__footer .btn-register,
.mobile-menu__footer .btn-login {
  flex: 1;
  text-align: center;
  display: block;
}

/* ========================================
   BREAKING NEWS BAR
   ======================================== */
.breaking-bar {
  background: #fff;
  border-bottom: 1px solid var(--color-border-light);
  padding: 8px 0;
}

.breaking-bar__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  overflow: hidden;
}

.breaking-bar__label {
  background: var(--color-primary);
  color: #fff;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .1em;
  padding: 4px 12px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  animation: pulseRed 2s ease infinite;
}

@keyframes pulseRed {
  0%, 100% { opacity: 1; }
  50%       { opacity: .75; }
}

.breaking-bar__track { overflow: hidden; flex: 1; }

.breaking-bar__inner-text {
  display: inline-flex;
  gap: 50px;
  animation: tickerScroll 25s linear infinite;
}

.breaking-bar__inner-text a {
  font-size: .82rem;
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
}
.breaking-bar__inner-text a:hover { color: var(--color-primary); }

/* ========================================
   LAYOUT
   ======================================== */
.site-content { padding: 28px 0 40px; }

.content-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  align-items: start;
}

/* ========================================
   HERO SECTION — FEATURED POSTS
   ======================================== */
.hero-section { margin-bottom: 32px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 4px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Hero main card */
.hero-card--main {
  grid-column: 1;
  grid-row: 1 / 3;
  position: relative;
  overflow: hidden;
  min-height: 420px;
}

.hero-card--main .hero-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform .5s ease;
}
.hero-card--main:hover .hero-card__img { transform: scale(1.04); }

.hero-card--main .hero-card__body {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.85) 0%, rgba(0,0,0,.3) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}

.hero-card--main .hero-card__title {
  font-size: 1.45rem;
  color: #fff;
  font-weight: 700;
  line-height: 1.3;
  margin-top: 10px;
}
.hero-card--main .hero-card__title:hover { text-decoration: underline; text-decoration-color: rgba(255,255,255,.5); }

.hero-card--main .meta-info { color: rgba(255,255,255,.7); }

/* Hero small cards */
.hero-card--sm {
  grid-column: 2;
  position: relative;
  overflow: hidden;
  min-height: 204px;
}

.hero-card--sm .hero-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform .4s ease;
}
.hero-card--sm:hover .hero-card__img { transform: scale(1.04); }

.hero-card--sm .hero-card__body {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.8) 0%, rgba(0,0,0,.2) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
}

.hero-card--sm .hero-card__title {
  font-size: .98rem;
  color: #fff;
  line-height: 1.35;
}
.hero-card--sm .hero-card__title:hover { text-decoration: underline; text-decoration-color: rgba(255,255,255,.4); }

/* ========================================
   CATEGORY SECTION
   ======================================== */
.category-section { margin-bottom: 32px; }

/* ========================================
   ARTICLE CARDS
   ======================================== */

/* List card (image left, text right) — Career360 style */
.article-list { display: flex; flex-direction: column; gap: 0; }

.article-card-h {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border-light);
  text-decoration: none;
  transition: background var(--transition);
}
.article-card-h:last-child { border-bottom: none; }
.article-card-h:hover .article-card-h__title { color: var(--color-primary); }

.article-card-h__img-wrap {
  width: 100px;
  height: 72px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-border);
}

.article-card-h__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.article-card-h:hover .article-card-h__img-wrap img { transform: scale(1.06); }

.article-card-h__body { flex: 1; min-width: 0; }

.article-card-h__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .88rem;
  line-height: 1.4;
  color: var(--color-text);
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card-h__meta { margin-top: 6px; }

/* Vertical card */
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.article-card-v {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.article-card-v:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.article-card-v__img-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-border);
}

.article-card-v__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.article-card-v:hover .article-card-v__img-wrap img { transform: scale(1.05); }

.article-card-v__body { padding: 14px 16px 16px; flex: 1; display: flex; flex-direction: column; }

.article-card-v__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .9rem;
  line-height: 1.4;
  color: var(--color-text);
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.article-card-v:hover .article-card-v__title { color: var(--color-primary); }

.article-card-v__meta { margin-top: 10px; }

/* Big horizontal card */
.article-card-big {
  display: flex;
  gap: 20px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition), box-shadow var(--transition);
}
.article-card-big:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.article-card-big__img-wrap {
  width: 240px;
  flex-shrink: 0;
  overflow: hidden;
  background: var(--color-border);
}

.article-card-big__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.article-card-big:hover .article-card-big__img-wrap img { transform: scale(1.05); }

.article-card-big__body { padding: 20px; flex: 1; min-width: 0; }

.article-card-big__tag { margin-bottom: 10px; }

.article-card-big__title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card-big:hover .article-card-big__title { color: var(--color-primary); }

.article-card-big__excerpt {
  font-size: .85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card-big__meta { margin-top: 14px; }

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar { display: flex; flex-direction: column; gap: 24px; }

.sidebar-widget {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-card);
}

/* Trending */
.trending-list { display: flex; flex-direction: column; gap: 0; }

.trending-item {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-light);
  align-items: flex-start;
}
.trending-item:last-child { border-bottom: none; }

.trending-item__num {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--color-border);
  line-height: 1;
  flex-shrink: 0;
  min-width: 24px;
}

.trending-item__title {
  font-size: .84rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  transition: color var(--transition);
}
.trending-item:hover .trending-item__title { color: var(--color-primary); }

.trending-item__meta { margin-top: 4px; }

/* Exam categories widget */
.exam-category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.exam-cat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px 10px;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
}
.exam-cat-card:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.exam-cat-card__icon {
  font-size: 1.3rem;
}

.exam-cat-card__name {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-text);
}

.exam-cat-card__count {
  font-size: .65rem;
  color: var(--color-text-muted);
}

/* Newsletter widget */
.newsletter-widget {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #2D3F6E 100%);
  border: none;
}

.newsletter-widget .section-title { border-bottom-color: rgba(255,255,255,.15); color: #fff; }
.newsletter-widget .section-title::before { background: var(--color-primary); }

.newsletter-widget p {
  font-size: .82rem;
  color: rgba(255,255,255,.7);
  line-height: 1.6;
  margin-bottom: 16px;
}

.newsletter-input {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.newsletter-input input {
  height: 40px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-md);
  padding: 0 14px;
  font-size: .82rem;
  color: #fff;
  width: 100%;
  transition: border-color var(--transition);
}
.newsletter-input input::placeholder { color: rgba(255,255,255,.4); }
.newsletter-input input:focus { border-color: var(--color-primary); }

.newsletter-input button {
  height: 40px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  width: 100%;
  transition: background var(--transition);
}
.newsletter-input button:hover { background: var(--color-primary-dark); }

/* Ad placeholder */
.ad-widget {
  background: var(--color-border-light);
  min-height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  border: 2px dashed var(--color-border);
  color: var(--color-text-light);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* ========================================
   LOAD MORE / PAGINATION
   ======================================== */
.load-more-wrap { text-align: center; margin-top: 28px; }

.btn-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 28px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: 24px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all var(--transition);
}
.btn-load-more:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-light); }

/* ========================================
   SINGLE POST
   ======================================== */
.single-hero {
  margin-bottom: 28px;
}

.single-hero__img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.single-header { margin-bottom: 24px; }

.single-header .tag { margin-bottom: 12px; }

.single-header h1 {
  font-size: 1.9rem;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -.02em;
}

.single-header .meta-info { margin-bottom: 16px; }

.single-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.byline-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-border);
  flex-shrink: 0;
}

.byline-info__name { font-weight: 700; font-size: .88rem; }
.byline-info__role { font-size: .75rem; color: var(--color-text-muted); }

.single-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text);
}

.single-content h2 { font-size: 1.4rem; margin: 32px 0 14px; }
.single-content h3 { font-size: 1.15rem; margin: 24px 0 10px; }
.single-content p { margin-bottom: 18px; }
.single-content a { color: var(--color-primary); text-decoration: underline; }
.single-content ul, .single-content ol { margin: 0 0 18px 24px; list-style: disc; }
.single-content ol { list-style: decimal; }
.single-content li { margin-bottom: 6px; }

.single-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  background: var(--color-primary-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  font-style: italic;
  color: var(--color-secondary);
}

.single-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: .9rem;
}
.single-content table th {
  background: var(--color-secondary);
  color: #fff;
  padding: 10px 14px;
  text-align: left;
}
.single-content table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
}
.single-content table tr:nth-child(even) td { background: var(--color-bg); }

/* Info box */
.info-box {
  background: var(--color-primary-light);
  border: 1px solid rgba(232,33,42,.2);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 24px 0;
  font-size: .88rem;
}
.info-box strong { color: var(--color-primary); }

/* Share bar */
.share-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: 28px 0;
  flex-wrap: wrap;
}

.share-bar__label {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-right: 4px;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 24px;
  font-size: .75rem;
  font-weight: 600;
  border: 1.5px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.share-btn:hover { border-color: currentColor; }
.share-btn--twitter:hover  { color: #1DA1F2; background: #EFF9FF; }
.share-btn--facebook:hover { color: #1877F2; background: #EEF3FF; }
.share-btn--whatsapp:hover { color: #25D366; background: #EDFFF5; }
.share-btn--copy:hover     { color: var(--color-primary); background: var(--color-primary-light); }

/* ========================================
   TAGS CLOUD
   ======================================== */
.tags-cloud { display: flex; flex-wrap: wrap; gap: 8px; }

.tag-link {
  display: inline-block;
  padding: 5px 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: .76rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.tag-link:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background: var(--color-secondary);
  color: #CBD5E1;
  padding: 56px 0 0;
  margin-top: 48px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer__brand {}

.footer__brand-logo {
  margin-bottom: 14px;
}

.footer__site-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -.03em;
  text-decoration: none;
  display: inline-block;
  transition: color var(--transition);
}
.footer__site-title:hover { color: var(--color-primary); }

.footer__brand-desc {
  font-size: .82rem;
  line-height: 1.7;
  color: #94A3B8;
  margin-bottom: 20px;
}

.footer__social { display: flex; gap: 10px; }

.social-icon {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: .8rem;
  transition: all var(--transition);
}
.social-icon:hover { background: var(--color-primary); color: #fff; }

.footer__col-title {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 18px;
}

.footer__links { display: flex; flex-direction: column; gap: 10px; }

.footer__links a {
  font-size: .82rem;
  color: #94A3B8;
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer__links a:hover { color: #fff; }
.footer__links a::before { content: '›'; color: var(--color-primary); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer__bottom-copy {
  font-size: .76rem;
  color: #64748B;
}

.footer__bottom-links {
  display: flex;
  gap: 20px;
}

.footer__bottom-links a {
  font-size: .76rem;
  color: #64748B;
  transition: color var(--transition);
}
.footer__bottom-links a:hover { color: #fff; }

/* ========================================
   BREADCRUMBS
   ======================================== */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .76rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  padding: 14px 0;
}
.breadcrumbs a { color: var(--color-text-muted); }
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs .sep { color: var(--color-border); }
.breadcrumbs .current { color: var(--color-text); font-weight: 500; }

/* ========================================
   BACK TO TOP
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 24px;
  width: 42px;
  height: 42px;
  background: var(--color-secondary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .3s ease;
  z-index: 900;
  font-size: .9rem;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--color-primary); color: #fff; }

/* ========================================
   ARCHIVE / CATEGORY PAGE
   ======================================== */
.archive-header {
  background: var(--color-secondary);
  padding: 28px 0;
  margin-bottom: 28px;
}

.archive-header__inner { display: flex; align-items: center; justify-content: space-between; }

.archive-header h1 {
  font-size: 1.6rem;
  color: #fff;
  font-family: var(--font-display);
}

.archive-header__count {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  margin-top: 4px;
}

.archive-header__icon {
  font-size: 2.5rem;
  opacity: .3;
}

/* ========================================
   SEARCH RESULTS
   ======================================== */
.search-results-header {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.search-results-header h2 { font-size: 1.2rem; }
.search-results-header span { color: var(--color-primary); }

/* ========================================
   404 PAGE
   ======================================== */
.error-404 {
  text-align: center;
  padding: 80px 20px;
}

.error-404__code {
  font-family: var(--font-display);
  font-size: 8rem;
  font-weight: 900;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: 16px;
}

.error-404 h2 { font-size: 1.6rem; margin-bottom: 12px; }
.error-404 p { font-size: .95rem; color: var(--color-text-muted); margin-bottom: 28px; }

/* ========================================
   RESPONSIVE — TABLET
   ======================================== */
@media (max-width: 1024px) {
  .content-grid { grid-template-columns: 1fr 280px; gap: 20px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .nav__exams { display: none; }
}

/* ========================================
   RESPONSIVE — MOBILE
   ======================================== */
@media (max-width: 768px) {
  :root { --header-h: 58px; --topbar-h: 0px; }

  .topbar { display: none; }
  .main-nav { display: none; }

  .menu-toggle { display: inline-flex; }

  .header__search { display: none; }
  .header__actions .btn-register,
  .header__actions .btn-login { display: none; }

  .content-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .sidebar { order: 2; }

  .hero-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }
  .hero-card--main { grid-row: 1; grid-column: 1; min-height: 280px; }
  .hero-card--sm   { grid-column: 1; min-height: 180px; }

  .article-grid { grid-template-columns: 1fr; }

  .article-card-big {
    flex-direction: column;
  }
  .article-card-big__img-wrap { width: 100%; height: 200px; }

  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 8px; }

  .single-header h1 { font-size: 1.45rem; }
}

@media (max-width: 480px) {
  .hero-card--main { min-height: 240px; }
  .hero-card--main .hero-card__title { font-size: 1.1rem; }
  .container { padding: 0 14px; }
  .share-bar { gap: 7px; }
  .share-btn { padding: 6px 10px; font-size: .72rem; }
}