/* ====================================================================
   OnePaperExam — GLOBAL SHARED STYLES
   Loaded on every inner page (Past Papers, Subjects, Jobs, Scholarships,
   Blogs, Login, Register, My Account, Submit Question).
   Contains: design tokens, topbar, header/nav, mobile-nav, breadcrumb,
   page-hero, footer, buttons, base resets.
   Astra-theme-conflict fixes (the !important rules) mirror the ones
   already applied and verified working on front-page.php.
   ==================================================================== */

:root{
  --green:#1a7a4a;--green-dark:#145e38;--green-light:#e8f5ee;--green-mid:#2db370;
  --accent:#f4a200;--accent-light:#fff8e6;--white:#ffffff;--bg:#f5f7f5;
  --card-bg:#ffffff;--text:#1a1a1a;--text-muted:#57606f;--border:#e0e7e3;
  --shadow:0 2px 12px rgba(0,0,0,0.08);--shadow-lg:0 8px 32px rgba(0,0,0,0.13);
  --nav-bg:#ffffff;--topbar-bg:#1a7a4a;--footer-bg:#0f3d25;--radius:10px;
  --red:#e11d48;--transition:0.22s ease
}
[data-theme="dark"]{
  --bg:#0d1410;--card-bg:#1a2a1e;--text:#f2faf5;--text-muted:#a3d4b7;
  --border:#2a4534;--nav-bg:#0a120d;--topbar-bg:#0a120d;
  --shadow:0 2px 12px rgba(0,0,0,0.4);--shadow-lg:0 8px 32px rgba(0,0,0,0.5);
  --green:#1f8a56;--green-dark:#103d26;--green-mid:#2aa068;
  --green-light:#16321f;--accent:#d99a1f;--accent-light:#2e2400
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden;max-width:100%}
body{font-family:'Poppins','Noto Nastaliq Urdu',sans-serif;background:var(--bg);color:var(--text);line-height:1.7;font-size:17px;overflow-x:hidden;max-width:100%}
h1,h2,h3,h4,h5,h6{color:inherit;font-family:inherit;line-height:1.3}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
ul{list-style:none}

/* ── URDU TYPOGRAPHY (Nastaliq needs extra line-height/size to stay legible — was missing entirely before) ── */
.ope-ur,[lang="ur"]{font-family:'Noto Nastaliq Urdu','Poppins',sans-serif;line-height:2.4;font-size:1.08em;direction:rtl;unicode-bidi:isolate}
.mcq-question,.mcq-opt,.class-panel-topic-list li,.topic-card,.subj-mini-list a{word-break:break-word}

/* ── RESPONSIVE TABLES / IMAGES (any table or embedded image inside page/paper content won't overflow on mobile) ── */
table{width:100%;border-collapse:collapse}
.table-responsive-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:12px 0}
.mcq-question img,.mcq-opt img,.class-panel-card img,.paper-info img{max-width:100%;height:auto;border-radius:6px}

/* ── AD SLOT (reserved for future AdSense — collapses to zero height/margin when empty so it never adds blank space) ── */
.ope-ad-slot{max-width:1300px;margin:12px auto;padding:0 18px;text-align:center;overflow:hidden}
.ope-ad-slot:empty{display:none;margin:0;padding:0}

/* ── PRINT / "DOWNLOAD AS PDF" (native browser Print → Save as PDF, triggered by the Download PDF buttons) ── */
@media print{
  .topbar,header,.mobile-nav,.breadcrumb,.page-hero .hero-stats-row,.class-tab-bar,.papers-sidebar,footer,.back-btn,.mcq-section-header .btn,.ope-ad-slot,.theme-toggle,.hamburger,.header-actions{display:none !important}
  body{background:#fff;font-size:13px}
  .container,.main-layout{max-width:100%;display:block;padding:0}
  .mcq-list{page-break-inside:auto}
  .mcq-item{page-break-inside:avoid;border:1px solid #ccc}
}

/* ── TOPBAR ── */
.topbar{background:var(--topbar-bg);color:#fff;font-size:13px;padding:7px 0;border-bottom:2px solid var(--green-mid)}
.topbar-inner{max-width:1300px;margin:auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px}
.topbar-left{display:flex;align-items:center;gap:14px}
.topbar-left a{color:#d4f5e4;display:flex;align-items:center;gap:5px;transition:color .2s}
.topbar-left a:hover{color:#fff}
.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-right a{color:#d4f5e4;font-size:15px;transition:transform .2s,color .2s}
.topbar-right a:hover{color:#fff;transform:scale(1.15)}

/* ── HEADER / NAV (Astra-conflict-proofed with !important, matches front-page.php fix) ── */
header{background:var(--nav-bg);box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}
.header-inner{max-width:1300px;margin:auto;padding:0 18px;display:flex !important;align-items:center !important;justify-content:space-between;height:68px;gap:12px}
.header-inner nav{display:flex !important;align-items:center !important;height:100%}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:23px;color:var(--green)}
.logo-icon{width:40px;height:40px;background:var(--green);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:900;flex-shrink:0;animation:logo-pulse 3s ease infinite}
.logo-text{white-space:nowrap}
.logo-accent{color:var(--accent);font-weight:800}
.nav-main{display:flex !important;align-items:center !important;gap:0;height:100%;margin:0;padding:0;list-style:none}
.nav-main>li{position:relative;display:flex !important;align-items:center !important;list-style:none}
.nav-main>li>a{display:flex !important;align-items:center !important;gap:4px;padding:10px 11px;border-radius:7px;font-size:14px;font-weight:700;color:var(--text);transition:background .2s,color .2s;white-space:nowrap;line-height:1 !important;text-decoration:none !important}
.nav-main>li>a:hover,.nav-main>li.active>a{background:var(--green-light);color:var(--green)}
.dropdown{position:absolute;top:calc(100% + 6px);left:0;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);min-width:260px;padding:8px 0;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .2s;z-index:900;max-height:70vh;overflow-y:auto}
.nav-main>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:flex;align-items:center;gap:9px;padding:11px 18px;font-size:14.5px;font-weight:600;color:var(--text);transition:background .15s,color .15s}
.dropdown a:hover{background:var(--green-light);color:var(--green)}
.dropdown a i{width:18px;color:var(--green);font-size:13px}
.header-actions{display:flex;align-items:center;gap:8px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:8px;font-size:14.5px;font-weight:700;cursor:pointer;transition:all .2s;border:none;font-family:'Poppins',sans-serif}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-dark);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--green);border:2px solid var(--green)}
.btn-outline:hover{background:var(--green-light)}
.theme-toggle{width:36px;height:36px;border-radius:8px;background:var(--green-light);color:var(--green);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:15px;transition:all .2s}
.theme-toggle:hover{background:var(--green);color:#fff}
.hamburger{display:none;width:36px;height:36px;border-radius:8px;background:var(--green-light);color:var(--green);border:none;cursor:pointer;align-items:center;justify-content:center;font-size:17px}

/* ── LOGGED-IN AVATAR BUTTON (shows only the first letter, capitalized) ── */
.user-avatar-btn{padding:5px !important;width:36px;height:36px;justify-content:center;border-radius:50% !important}
.user-avatar-badge{width:24px;height:24px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;line-height:1}

/* ── SUBMIT QUESTION "+" BUTTON (replaces the old text button once logged in) ── */
.submit-q-btn{
  position:relative;width:36px;height:36px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--green-mid) 0%,var(--green) 55%,var(--green-dark) 100%);
  color:#fff;font-size:15px;border:none;cursor:pointer;
  box-shadow:0 3px 10px rgba(26,122,74,.4);
  animation:submitq-pulse 2.6s ease infinite;
  transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .25s,background .25s;
}
.submit-q-btn i{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.submit-q-btn:hover{
  transform:translateY(-2px) rotate(90deg) scale(1.12);
  box-shadow:0 6px 18px rgba(26,122,74,.55);
  animation-play-state:paused;
}
.submit-q-btn:active{transform:translateY(0) rotate(90deg) scale(.96)}
.submit-q-btn::after{
  content:attr(data-tooltip);
  position:absolute;top:calc(100% + 9px);left:50%;transform:translateX(-50%) translateY(-4px);
  background:var(--text);color:var(--card-bg);font-size:11px;font-weight:600;
  padding:5px 10px;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;
  transition:opacity .2s,transform .2s;pointer-events:none;z-index:1001;
}
.submit-q-btn::before{
  content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);
  border:5px solid transparent;border-bottom-color:var(--text);
  opacity:0;visibility:hidden;transition:opacity .2s;pointer-events:none;z-index:1001;
}
.submit-q-btn:hover::after{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.submit-q-btn:hover::before{opacity:1;visibility:visible}
@keyframes submitq-pulse{
  0%,100%{box-shadow:0 3px 10px rgba(26,122,74,.4),0 0 0 0 rgba(26,122,74,.45)}
  50%{box-shadow:0 3px 10px rgba(26,122,74,.4),0 0 0 8px rgba(26,122,74,0)}
}
@media(prefers-reduced-motion:reduce){.submit-q-btn{animation:none}}

/* Mobile drawer variant — small circular "+" chip in front of the text link */
.mobile-submit-q-link{position:relative}
.mobile-submit-q-icon{
  width:26px;height:26px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--green-mid) 0%,var(--green) 100%);
  color:#fff;font-size:12px;animation:submitq-pulse 2.6s ease infinite;
}
.mobile-submit-q-icon i{color:#fff !important;width:auto !important}

/* ── DROPDOWN GROUP LABELS (used by the Classes menu: Matric / Intermediate) ── */
.dropdown-group-label{display:block;padding:9px 18px 4px;font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted)}
.dropdown-group-label:first-child{padding-top:6px}
.coming-soon-badge-sm{display:inline-block;background:var(--accent);color:#fff;font-size:9px;font-weight:700;padding:2px 6px;border-radius:10px;margin-left:4px;vertical-align:middle}

/* ── SUBJECTS DROPDOWN: full subject list in two columns ── */
.dropdown-cols{min-width:460px;column-count:2;column-gap:0;padding:8px 0}
.dropdown-cols a{break-inside:avoid}

/* ── MOBILE NAV SECTION LABELS ── */
.mobile-links-label{display:block;padding:10px 0 2px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}
.mobile-links-sublabel{display:block;padding:4px 0 2px 12px;font-size:10.5px;font-weight:700;color:var(--text-muted);opacity:.8}

/* ── MOBILE NAV ── */
.mobile-nav{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--card-bg);z-index:2000;overflow-y:auto;padding:24px;transform:translateX(-100%);transition:transform .3s;visibility:hidden}
.mobile-nav.open{transform:translateX(0);visibility:visible}
.mobile-nav-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.mobile-nav-close{width:36px;height:36px;border-radius:8px;background:var(--bg);border:none;cursor:pointer;color:var(--text);font-size:18px}
.mobile-links a{display:flex;align-items:center;gap:10px;padding:13px 0;border-bottom:1px solid var(--border);font-size:15.5px;font-weight:600;color:var(--text)}
.mobile-links a i{color:var(--green);width:20px}
.mobile-auth-btns{display:flex;gap:10px;margin-top:18px}
.mobile-auth-btns .btn{flex:1;justify-content:center;padding:11px 0}

/* ── BREADCRUMB ── */
.breadcrumb{background:var(--card-bg);border-bottom:1px solid var(--border);padding:10px 18px;font-size:13.5px;color:var(--text-muted)}
.breadcrumb-inner{max-width:1300px;margin:auto;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.breadcrumb a{color:var(--green)}
.breadcrumb span{opacity:.5}
.breadcrumb .current{opacity:1;color:var(--text);font-weight:600}

/* ── PAGE HERO ── */
.page-hero{background:linear-gradient(135deg,var(--green-dark) 0%,var(--green) 50%,#2db370 100%);padding:40px 18px 36px;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.page-hero-inner{max-width:1300px;margin:auto;position:relative;z-index:1}
.page-hero h1{font-size:35px;font-weight:800;color:#fff;margin-bottom:10px;letter-spacing:-.01em}
.page-hero p{color:#c8eed9;font-size:16px;max-width:680px;margin-bottom:18px}
.hero-stats-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:8px}
.hero-stat{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.2);border-radius:8px;padding:9px 15px;color:#fff;font-size:14px;font-weight:600}
.hero-stat i{color:var(--accent)}

/* ── AUTH HERO (Login/Register/My Account/Submit Question) ── */
.auth-hero{background:linear-gradient(135deg,var(--green-dark) 0%,var(--green) 50%,#2db370 100%);padding:46px 18px 90px;text-align:center;position:relative;overflow:hidden}
.auth-hero h1{color:#fff;font-size:28px;font-weight:800;margin-bottom:8px}
.auth-hero p{color:#c8eed9;font-size:15px}
.auth-wrap{max-width:1300px;margin:-58px auto 0;padding:0 18px 50px;position:relative;z-index:2}
.demo-banner{max-width:520px;margin:0 auto 16px;background:var(--accent-light);border:1px solid #f4d98a;color:#8a6400;font-size:12px;border-radius:8px;padding:10px 14px;text-align:center}
[data-theme="dark"] .demo-banner{color:#f4c542;border-color:#5a4a1a}

/* ── MCQ SECTION HEADER ACTION ROW (Subjects/Quiz/Class/Past-Papers "Quiz
     Mode / Show All / Download PDF" button groups) — wraps and centres on
     mobile via mobile-optimize.css, plain inline row on desktop ── */
.mcq-header-actions{display:flex;gap:8px}

/* ── CONTAINER & LAYOUT ── */
.container{max-width:1300px;margin:auto}
.section{padding:36px 18px}
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:10px}
.section-title{font-size:22px;font-weight:800;letter-spacing:-.01em}

/* ── FOOTER (Astra list-indent fix applied with !important) ── */
footer{background:var(--footer-bg);color:#c8eed9;padding:44px 18px 0}
.footer-inner{max-width:1300px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid #1e4a30}
.footer-brand p{font-size:14.5px;line-height:1.75;color:#9cc9af;max-width:290px;margin-top:10px}
.footer-social{display:flex;gap:9px;margin-top:14px}
.footer-social a{width:36px;height:36px;border-radius:8px;background:#1e4a30;color:#9cc9af;display:flex;align-items:center;justify-content:center;font-size:15px;transition:all .22s}
.footer-social a:hover{background:var(--green-mid);color:#fff;transform:translateY(-3px) scale(1.1)}
.footer-col h4{font-size:15.5px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.01em}
.footer-col ul{margin:0 !important;padding:0 !important;list-style:none !important}
.footer-col ul li{margin:0 0 7px 0 !important;padding:0 !important;list-style:none !important}
.footer-col ul li a{font-size:14.5px;color:#9cc9af;transition:color .18s,padding-left .2s;display:flex;align-items:center;gap:6px;margin:0 !important;padding:0 !important}
.footer-col ul li a::before{content:'›';color:var(--green-mid)}
.footer-col ul li a:hover{color:#fff;padding-left:6px}
.footer-bottom{max-width:1300px;margin:0 auto;padding:18px 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:13.5px;color:#6b9c7a}
.footer-bottom a{color:#9cc9af}
.footer-bottom a:hover{color:#fff}

/* ── ANIMATIONS / SHARED UTILITIES ── */
@keyframes logo-pulse{0%,100%{box-shadow:0 0 0 0 rgba(244,162,0,.4)}50%{box-shadow:0 0 0 8px rgba(244,162,0,0)}}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s cubic-bezier(.16,1,.3,1)}
.reveal.revealed{opacity:1;transform:translateY(0)}

#scrollTop{position:fixed;bottom:24px;right:24px;width:44px;height:44px;border-radius:50%;background:var(--green);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 4px 16px rgba(26,122,74,.4);z-index:999;opacity:0;transform:scale(0.5);transition:all .3s cubic-bezier(.34,1.56,.64,1)}
#scrollTop.visible{opacity:1;transform:scale(1)}

/* ── RESPONSIVE (shared chrome only — page-specific layout responsive
     rules live in each page template's own <style> block) ── */
@media(max-width:1080px){
  .nav-main{display:none !important}
  .hamburger{display:flex}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .footer-inner{grid-template-columns:1fr}
  .page-hero h1{font-size:24px}
  .auth-hero h1{font-size:22px}
  .header-inner{padding:0 12px;gap:6px}
  .logo{font-size:18px;gap:7px}
  .logo-icon{width:32px;height:32px;font-size:15px}
  .header-actions{gap:6px}
  .header-actions .btn{padding:7px 10px !important;font-size:12.5px !important}
  .header-actions .btn i{margin:0}
  .topbar-left span,.topbar-right{white-space:nowrap}
  .topbar-inner{padding:0 12px;font-size:11.5px}
  .mobile-nav{padding:18px}
}
@media(max-width:400px){
  .header-actions .btn span,.header-actions .btn{font-size:0}
  .header-actions .btn i{font-size:14px}
  .header-actions .user-avatar-btn{font-size:13px}
  .theme-toggle,.hamburger{width:34px;height:34px}
}

/* ── WIDGET LINKS (display:flex !important to beat Astra's inline-link default) ── */
.widget{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:18px}
.widget-header{background:var(--green);color:#fff;padding:12px 16px;font-size:15px;font-weight:700;display:flex;align-items:center;gap:7px}
.widget-body{padding:14px}
.widget-links a{display:flex !important;align-items:center !important;gap:9px;padding:9px 4px;border-bottom:1px solid var(--border);font-size:14.5px;color:var(--text);transition:all .18s;border-radius:6px;text-decoration:none !important}
.widget-links a:last-child{border-bottom:none}
.widget-links a:hover{padding-left:12px;background:var(--green-light);color:var(--green) !important}
.widget-links a i{color:var(--green);font-size:13px;width:18px}
.back-btn{display:inline-flex;align-items:center;gap:6px;color:var(--green);font-size:14.5px;font-weight:600;cursor:pointer;transition:all .2s;margin-bottom:16px;background:none;border:none;font-family:'Poppins',sans-serif;padding:0}
.back-btn:hover{transform:translateX(-4px)}
.main-layout{display:grid;grid-template-columns:1fr 280px;gap:28px;align-items:start}

/* ── REVEAL: items already in viewport on page load show immediately ── */
#yearGrid .reveal,
#subjectsGrid .reveal,
#topicsGrid .reveal{opacity:1 !important;transform:none !important}
#yearGrid .revealed,
#subjectsGrid .revealed,
#topicsGrid .revealed{opacity:1;transform:none}

/* Ripple click feedback (used sitewide via the shared footer.php script) */
@keyframes ripple {
  0%   { transform:scale(0); opacity:0.5; }
  100% { transform:scale(4); opacity:0; }
}