/* ==========================================================================
   TestSetu — Bank PO Exam Prep
   ========================================================================== */

:root {
  --navy-950: #0b1120;
  --navy-900: #101a30;
  --navy-800: #16223d;
  --navy-700: #1e2f52;
  --navy-600: #2a4173;

  --gold-500: #f5a623;
  --gold-400: #ffbf49;
  --gold-050: #fff6e6;

  --ink-900: #0f1626;
  --ink-700: #3a4256;
  --ink-500: #6b7386;
  --ink-300: #9aa2b3;

  --paper-0: #ffffff;
  --paper-050: #f7f8fb;
  --paper-100: #eef1f7;
  --border: #e3e7ef;

  --success: #1b9c6e;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(15, 22, 38, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 22, 38, 0.08);
  --shadow-lg: 0 20px 48px rgba(15, 22, 38, 0.14);

  --font-display: "Sora", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--paper-0);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--navy-950);
  line-height: 1.15;
  margin: 0;
}

p { margin: 0; color: var(--ink-500); line-height: 1.65; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
  white-space: nowrap;
}
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }

.btn-primary {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-500));
  color: var(--navy-950);
  box-shadow: 0 10px 24px rgba(245, 166, 35, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(245, 166, 35, 0.45); }

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: var(--paper-0);
  border: 1px solid rgba(255, 255, 255, 0.35);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.16); transform: translateY(-2px); }

.btn-outline {
  width: 100%;
  background: transparent;
  color: var(--navy-900);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--navy-900); background: var(--paper-050); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); }
.logo-mark {
  height: 34px;
  width: auto;
  display: block;
}
.logo-text { font-size: 1.15rem; color: var(--navy-950); font-weight: 500; }
.logo-text strong { font-weight: 800; }

.main-nav { display: flex; gap: 32px; }
.main-nav a {
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--ink-700);
  position: relative;
  padding: 6px 0;
}
.main-nav a:hover { color: var(--navy-950); }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--gold-500);
  transition: width 0.2s ease;
}
.main-nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 26px;
}
.nav-toggle span {
  height: 2px;
  background: var(--navy-950);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ---------- Hero ---------- */
.hero {
  background: radial-gradient(120% 140% at 100% 0%, #1a2c52 0%, var(--navy-950) 55%);
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.25), transparent 70%);
  top: -220px; right: -160px;
  border-radius: 50%;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  position: relative;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2.1rem, 3.6vw, 3.2rem);
  color: var(--paper-0);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.hero h1 .accent { color: var(--gold-400); }

.hero-sub {
  margin-top: 20px;
  font-size: 1.05rem;
  color: #c3cbe0;
  max-width: 520px;
}

.hero-cta { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 32px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.stat { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--paper-0); }
.stat-label { font-size: 0.8rem; color: #9aa5c4; margin-top: 4px; }

/* ---------- Hero visual / countdown card ---------- */
.hero-visual { display: flex; justify-content: center; }

.countdown-card {
  width: 100%;
  max-width: 400px;
  background: var(--paper-0);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
}

.countdown-label { font-size: 0.85rem; font-weight: 600; color: var(--ink-700); margin-bottom: 14px; }

.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.cd-block {
  background: var(--navy-950);
  border-radius: var(--radius-sm);
  padding: 14px 4px;
  text-align: center;
}
.cd-block span {
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--gold-400);
}
.cd-block small { font-size: 0.68rem; color: #9aa5c4; text-transform: uppercase; letter-spacing: 0.05em; }

.progress-mini { margin-top: 26px; display: flex; flex-direction: column; gap: 14px; }
.progress-row { display: flex; flex-direction: column; gap: 6px; }
.progress-row span { font-size: 0.8rem; font-weight: 600; color: var(--ink-700); }
.bar { height: 7px; background: var(--paper-100); border-radius: 999px; overflow: hidden; }
.bar i {
  display: block;
  height: 100%;
  width: var(--w, 50%);
  background: linear-gradient(90deg, var(--gold-500), var(--gold-400));
  border-radius: 999px;
  transform-origin: left;
  animation: growBar 1.4s ease forwards;
}
@keyframes growBar { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ---------- Trust strip ---------- */
.trust-strip { background: var(--paper-050); border-bottom: 1px solid var(--border); padding: 22px 0; }
.trust-inner { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.trust-inner p { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-300); white-space: nowrap; }
.trust-logos { display: flex; gap: 28px; flex-wrap: wrap; }
.trust-logos span { font-family: var(--font-display); font-weight: 700; color: var(--ink-500); font-size: 0.92rem; }

/* ---------- Section shared ---------- */
section { padding: 96px 0; }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head .eyebrow { color: var(--gold-500); }
.section-head h2 { font-size: clamp(1.7rem, 2.6vw, 2.3rem); margin-top: 6px; }
.section-head p { margin-top: 14px; font-size: 1.02rem; }

.center-cta { text-align: center; margin-top: 44px; }

/* ---------- Features ---------- */
.features { background: var(--paper-0); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--paper-050);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: var(--navy-950);
  border-radius: 12px;
  font-size: 1.3rem;
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 1.08rem; margin-bottom: 10px; }
.feature-card p { font-size: 0.92rem; }

/* ---------- Syllabus / Tabs ---------- */
.syllabus { background: var(--paper-050); }

.tab-buttons {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 11px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink-700);
  background: var(--paper-0);
  border: 1px solid var(--border);
  transition: all 0.2s ease;
}
.tab-btn.active, .tab-btn:hover {
  background: var(--navy-950);
  color: var(--paper-0);
  border-color: var(--navy-950);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeIn 0.35s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.syllabus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.syllabus-card {
  background: var(--paper-0);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px;
}
.syllabus-card h4 {
  font-size: 1rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}
.syllabus-card h4 span {
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--gold-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.syllabus-card p { font-size: 0.9rem; }

/* ---------- Timeline ---------- */
.plan { background: var(--paper-0); }
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 15px; top: 6px; bottom: 6px;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-marker {
  position: absolute;
  left: -40px; top: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--gold-400);
  display: grid; place-items: center;
  font-weight: 800;
  font-size: 0.85rem;
  font-family: var(--font-display);
}
.timeline-content {
  background: var(--paper-050);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 26px;
}
.timeline-content h4 { font-size: 1rem; margin-bottom: 8px; }
.timeline-content p { font-size: 0.92rem; }

/* ---------- Mock tests ---------- */
.mocks { background: var(--paper-050); }
.mock-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.mock-card {
  background: var(--paper-0);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.mock-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.mock-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--navy-900);
  background: var(--gold-050);
  border: 1px solid #f5deac;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.mock-card h4 { font-size: 0.98rem; margin-bottom: 8px; }
.mock-card p { font-size: 0.85rem; margin-bottom: 16px; }
.mock-meta { display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--ink-500); font-weight: 600; border-top: 1px solid var(--border); padding-top: 14px; }

/* ---------- Contact form ---------- */
.contact { background: var(--paper-0); }

.contact-form {
  max-width: 660px;
  margin: 0 auto;
  background: var(--paper-050);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-700);
}

.form-field input,
.form-field select,
.form-field textarea {
  font: inherit;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--paper-0);
  color: var(--ink-900);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.18);
}

.form-field textarea { resize: vertical; }

.contact-form .btn { width: 100%; margin-top: 4px; }
.contact-form .btn:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  min-height: 1.2em;
}
.form-status.success { color: var(--success); }
.form-status.error { color: #d1453b; }

/* ---------- Testimonials ---------- */
.testimonials { background: var(--paper-050); }
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.testimonial-card {
  background: var(--paper-0);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
}
.testimonial-card p { font-size: 0.95rem; color: var(--ink-700); margin-bottom: 22px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--gold-400);
  display: grid; place-items: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.testimonial-author strong { display: block; font-size: 0.92rem; color: var(--navy-950); }
.testimonial-author span { font-size: 0.8rem; color: var(--ink-500); }

/* ---------- FAQ ---------- */
.faq { background: var(--paper-0); }
.faq-inner { max-width: 760px; }

.accordion-item {
  border-bottom: 1px solid var(--border);
}
.accordion-head {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 4px;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy-950);
}
.accordion-icon {
  font-size: 1.3rem;
  color: var(--gold-500);
  transition: transform 0.25s ease;
  flex-shrink: 0;
  margin-left: 16px;
}
.accordion-item.active .accordion-icon { transform: rotate(45deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 4px;
}
.accordion-item.active .accordion-body {
  max-height: 240px;
  padding: 0 4px 22px;
}
.accordion-body p { font-size: 0.94rem; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-950), #1a2c52);
  padding: 80px 0;
}
.cta-banner-inner { text-align: center; }
.cta-banner h2 { color: var(--paper-0); font-size: clamp(1.5rem, 2.6vw, 2.1rem); max-width: 620px; margin: 0 auto; }
.cta-banner p { color: #b7c0dc; margin-top: 14px; }
.cta-banner .btn { margin-top: 30px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); padding: 72px 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .logo-text { color: var(--paper-0); }
.footer-brand p { color: #9aa5c4; font-size: 0.9rem; margin-top: 16px; max-width: 260px; }
.footer-col h5 { color: var(--paper-0); font-size: 0.88rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 18px; }
.footer-col a { display: block; color: #9aa5c4; font-size: 0.9rem; margin-bottom: 12px; transition: color 0.2s ease; }
.footer-col a:hover { color: var(--gold-400); }
.footer-address { color: #9aa5c4; font-size: 0.9rem; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 26px 0;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { color: #7a84a3; font-size: 0.82rem; }
.footer-legal { display: flex; gap: 22px; }
.footer-legal a { color: #7a84a3; font-size: 0.82rem; }
.footer-legal a:hover { color: var(--gold-400); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--gold-400);
  font-size: 1.2rem;
  display: grid; place-items: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 90;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .feature-grid, .syllabus-grid, .mock-grid, .pricing-grid, .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }

  .main-nav.open {
    display: flex;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--paper-0);
    flex-direction: column;
    padding: 20px 24px 28px;
    border-bottom: 1px solid var(--border);
    gap: 18px;
    box-shadow: var(--shadow-md);
  }

  .hero-stats { grid-template-columns: repeat(2, 1fr); row-gap: 24px; }
}

@media (max-width: 640px) {
  section { padding: 64px 0; }
  .hero { padding: 64px 0 56px; }
  .feature-grid, .syllabus-grid, .mock-grid, .pricing-grid, .testimonial-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 22px; }
  .trust-inner { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}