:root {
  --teal: #15b9ad;
  --teal-dark: #0b928a;
  --teal-soft: #e9fbf8;
  --navy: #132b48;
  --ink: #1b2d42;
  --muted: #66788a;
  --line: #dce9ea;
  --white: #ffffff;
  --bg: #f8fbfb;
  --shadow: 0 14px 40px rgba(22, 54, 76, 0.09);
  --shadow-sm: 0 4px 12px rgba(22, 54, 76, 0.05);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

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

button, input, select {
  font: inherit;
}

.container {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
}

/* Header Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15, 146, 138, 0.10);
  transition: padding 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 30px rgba(19, 43, 72, 0.08);
}

.site-header.scrolled .nav-wrap {
  height: 68px;
}

.nav-wrap {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  transition: height 0.25s ease;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  object-fit: cover;
}

.brand div {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand strong {
  font-size: 16px;
  color: var(--navy);
  font-weight: 800;
}

.brand span {
  font-size: 10px;
  color: var(--teal-dark);
  font-weight: 700;
  margin-top: 3px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  font-weight: 700;
  color: #4d6274;
}

.nav a {
  transition: color 0.2s ease;
}

.nav a:hover, .nav a.active {
  color: var(--teal-dark);
}

.nav-cta {
  background: var(--navy);
  color: #ffffff !important;
  padding: 11px 20px;
  border-radius: 12px;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.nav-cta:hover {
  background: #1c3d64;
  transform: translateY(-1px);
}

.header-socials {
  display: flex;
  align-items: center;
  gap: 8px;
}

.social-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg);
  color: var(--navy);
  border: 1px solid var(--line);
  transition: transform 200ms ease, background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}

.social-icon-btn:hover {
  transform: translateY(-2px);
  background: var(--teal-soft);
  color: var(--teal-dark);
  border-color: #bfe4e1;
}

.menu-btn {
  display: none;
  border: 0;
  background: none;
  font-size: 26px;
  color: var(--navy);
  cursor: pointer;
}

/* Hero Section */
.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 15%, rgba(21, 185, 173, 0.15), transparent 26%),
    linear-gradient(135deg, #ffffff 0%, #f8ffff 58%, #effaf9 100%);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  min-height: 600px;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: 48px;
  padding: 54px 0;
}

.eyebrow, .section-kicker {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--teal-dark);
  text-transform: uppercase;
}

.hero h1 {
  font-size: 64px;
  line-height: 1.02;
  letter-spacing: -0.05em;
  margin: 18px 0 24px;
  color: var(--navy);
  font-weight: 800;
}

.hero h1 span {
  color: var(--teal);
}

.seo-hero-heading {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  margin: -10px 0 16px;
  line-height: 1.3;
}

.hero-copy > p {
  max-width: 620px;
  font-size: 18px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

.hero-actions {
  display: flex;
  gap: 13px;
  margin: 30px 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 800;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: var(--teal);
  color: white;
  box-shadow: 0 10px 24px rgba(21, 185, 173, 0.25);
}

.btn.primary:hover {
  background: var(--teal-dark);
}

.btn.secondary {
  border: 1px solid #cce3e2;
  background: white;
  color: var(--navy);
}

.btn.secondary:hover {
  border-color: var(--teal);
  color: var(--teal-dark);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: 13px;
  font-weight: 700;
  color: #5e7383;
}

.trust-row span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Hero Illustration Card */
.hero-card {
  min-height: 480px;
  position: relative;
  border-radius: 40px;
  background: linear-gradient(145deg, #e9fbf8, #ffffff);
  border: 1px solid rgba(21, 185, 173, 0.13);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card:before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(21, 185, 173, 0.18) 1px, transparent 1px);
  background-size: 20px 20px;
  mask-image: linear-gradient(90deg, transparent, #000);
}

.hero-logo {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -52%);
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: #ffffff;
  padding: 16px;
  box-shadow: 0 20px 55px rgba(17, 73, 87, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.hero-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
}

.orb-a { width: 220px; height: 220px; background: rgba(21, 185, 173, 0.16); right: -60px; top: -45px; }
.orb-b { width: 180px; height: 180px; background: rgba(19, 43, 72, 0.07); left: -50px; bottom: -55px; }

.mini-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid #e2efee;
  padding: 12px 16px;
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(22, 54, 76, 0.10);
  transition: transform 0.2s ease;
}

.mini-card:hover { transform: translateY(-2px); }
.mini-card small { display: block; color: #7a8a97; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.mini-card strong { font-size: 13px; color: var(--navy); font-weight: 800; }
.mini-icon { font-size: 24px; }

.card-one { left: 30px; top: 50px; }
.card-two { right: 24px; top: 170px; }
.card-three { left: 45px; bottom: 45px; }

/* Sections */
.section { padding: 70px 0; }
.soft-section { background: var(--bg); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.fa1-resource-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
}

.kannada-card { border-left: 4px solid var(--teal); }
.english-card { border-left: 4px solid var(--navy); }
.sslc-card { border-left: 4px solid #0f3d6c; background: linear-gradient(180deg, #ffffff 0%, #f7fafc 100%); }

.resource-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.resource-header-row h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--navy);
  margin: 4px 0 0;
}

.medium-pill {
  font-size: 12px;
  font-weight: 800;
  color: var(--teal-dark);
  background: var(--teal-soft);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid #cceef0;
}

.kannada-pill {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.sslc-pill {
  background: #0f3d6c;
  color: #15b9ad;
  border-color: #0f3d6c;
}

/* Stepped Control Panel Container */
.control-panel-box {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.control-step {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tab-instruction-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--teal-dark);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Class Tabs */
.class-tabs-row {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.class-tab-btn {
  flex: 1;
  min-width: 100px;
  padding: 13px 16px;
  text-align: center;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.class-tab-btn:hover {
  background: var(--teal-soft);
  color: var(--teal-dark);
  border-color: #bfe4e1;
  transform: translateY(-1px);
}

.class-tab-btn.active {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
  box-shadow: 0 4px 14px rgba(21, 185, 173, 0.3);
}

.single-class-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 800;
  background: var(--navy);
  color: var(--white);
  border-radius: 14px;
  width: max-content;
}

.english-card { border-left: 4px solid var(--navy); }

/* Segmented Control for Assessment Toggle */
.segmented-control {
  display: flex;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 5px;
  border-radius: 16px;
  gap: 4px;
  max-width: 620px;
  width: 100%;
  flex-wrap: wrap;
}

.segmented-btn {
  flex: 1;
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 800;
  color: var(--muted);
  border: none;
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
}

.segmented-btn:hover {
  color: var(--navy);
}

.segmented-btn.active {
  background: var(--white);
  color: var(--navy);
  box-shadow: 0 4px 12px rgba(19, 43, 72, 0.08);
}

/* Unit Selector Wrapper & Tabs */
.unit-selector-wrapper {
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.unit-selector-wrapper.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.unit-tabs-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.unit-tab-btn {
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 800;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.unit-tab-btn:hover {
  background: var(--teal-soft);
  color: var(--teal-dark);
  border-color: #bfe4e1;
}

.unit-tab-btn.active {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

/* Selected Class Result Box */
.selected-class-box {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px 24px;
  text-align: center;
  margin-top: 10px;
}

.selected-class-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.selected-class-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 24px;
}

.fa-tag {
  font-size: 12px;
  font-weight: 800;
  color: var(--teal-dark);
  background: var(--white);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 8px;
}

/* Prominent Action Buttons */
.two-buttons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
}

.action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 800;
  border-radius: 16px;
  transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.action-btn:active {
  transform: scale(0.98);
}

.action-qp { background: var(--navy); color: var(--white); }
.action-qp:hover { background: #1c3d64; transform: translateY(-2px); box-shadow: var(--shadow); }

.action-ak { background: var(--teal); color: var(--white); }
.action-ak:hover { background: var(--teal-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(21, 185, 173, 0.3); }

.action-btn svg { width: 22px; height: 22px; transition: transform 0.2s ease; }
.action-btn:hover svg { transform: translateX(2px); }

/* Resources Page Controls & Breadcrumbs */
.breadcrumbs {
  font-size: 13px;
  font-weight: 700;
  color: var(--teal-dark);
  margin-bottom: 8px;
}

.breadcrumbs strong {
  color: var(--navy);
}

.page-title-block {
  text-align: center;
  margin-bottom: 2rem;
}

.page-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 0.5rem;
  letter-spacing: -0.03em;
}

.page-subtitle { font-size: 1.125rem; color: var(--muted); }

.control-bar {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.control-group { display: flex; flex-direction: column; gap: 0.5rem; }
.control-label { font-size: 0.75rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }

.class-selector-row, .type-selector-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.class-num-btn, .type-toggle-btn {
  flex: 1;
  min-width: 90px;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.class-num-btn:hover, .type-toggle-btn:hover {
  background: var(--teal-soft);
  color: var(--teal-dark);
  border-color: #bfe4e1;
}

.class-num-btn.active { background: var(--navy); color: var(--white); border-color: var(--navy); }
.type-toggle-btn.active { background: var(--teal); color: var(--white); border-color: var(--teal); box-shadow: 0 4px 14px rgba(21, 185, 173, 0.3); }

/* Subject Results List */
.subjects-container { display: flex; flex-direction: column; gap: 1rem; }

.subject-item-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.subject-item-card:hover { border-color: #bfe4e1; box-shadow: var(--shadow); }

.subject-info { display: flex; align-items: center; gap: 1.25rem; }

.subject-icon-box {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--teal-soft);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.875rem;
  border: 1px solid #cceef0;
  flex-shrink: 0;
}

.subject-name { font-size: 1.25rem; font-weight: 800; color: var(--navy); }

.btn-open-pdf {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--teal);
  color: var(--white);
  font-size: 0.9375rem;
  font-weight: 800;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  transition: background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.btn-open-pdf:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.btn-open-pdf svg {
  width: 18px;
  height: 18px;
  transition: transform 0.2s ease;
}

.btn-open-pdf:hover svg {
  transform: translateX(3px);
}

.badge-coming-soon {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: var(--bg);
  color: var(--muted);
  border: 1px solid var(--line);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  cursor: not-allowed;
  opacity: 0.75;
  pointer-events: none;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-hero .fade-item {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-hero .fade-item:nth-child(1) { animation-delay: 0.1s; }
.animate-hero .fade-item:nth-child(2) { animation-delay: 0.2s; }
.animate-hero .fade-item:nth-child(3) { animation-delay: 0.3s; }
.animate-hero .fade-item:nth-child(4) { animation-delay: 0.4s; }

.scroll-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.staggered-fade {
  opacity: 0;
  animation: fadeInUp 0.4s ease forwards;
}

/* Mandatory Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .scroll-reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 36px 0;
  background: #ffffff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr auto;
  align-items: center;
  gap: 30px;
}

.footer-brand { display: flex; align-items: center; gap: 11px; }
.footer-brand img { width: 42px; height: 42px; border-radius: 12px; object-fit: cover; }
.footer-brand div { display: flex; flex-direction: column; }
.footer-brand strong { font-size: 15px; color: var(--navy); font-weight: 800; }
.footer-brand span { font-size: 10px; color: var(--teal-dark); font-weight: 700; }

.footer-links { display: flex; gap: 22px; font-size: 13px; font-weight: 700; color: #67798a; flex-wrap: wrap; }
.footer-links a { transition: color 200ms ease, transform 200ms ease; }
.footer-links a:hover { color: var(--teal-dark); transform: translateY(-2px); }

.footer-social-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-social-heading {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal-dark);
}

.copyright { font-size: 12px; color: #8c99a4; }

/* Media Queries */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; min-height: auto; padding: 40px 0; }
  .hero h1 { font-size: 48px; }
  .hero-card { min-height: 400px; }
}

@media (max-width: 760px) {
  .nav {
    position: absolute;
    top: 78px;
    left: 18px;
    right: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: #ffffff;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .menu-btn { display: block; }
  .hero-grid { gap: 24px; }
  .hero h1 { font-size: 40px; }
  .hero-copy > p { font-size: 16px; }
  .hero-card { min-height: 340px; }
  .hero-logo { width: 170px; height: 170px; }
  .mini-card { transform: scale(0.85); }
  .card-one { left: 10px; top: 25px; }
  .card-two { right: 5px; top: 130px; }
  .card-three { left: 15px; bottom: 25px; }

  .section { padding: 50px 0; }
  .fa1-resource-card { padding: 24px 18px; }
  .subject-item-card { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .btn-open-pdf, .badge-coming-soon { width: 100%; justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 18px; }
}