:root {
  --ink: #14241c;
  --muted: #4a6356;
  --cream: #f3f7f2;
  --leaf: #1f7a4d;
  --leaf-deep: #0f5132;
  --sun: #e8b84a;
  --coral: #e06b5a;
  --panel: rgba(255, 255, 255, 0.88);
  --line: rgba(20, 36, 28, 0.1);
  --font: "Hind Siliguri", "Noto Sans Bengali", sans-serif;
  --display: "Noto Sans Bengali", "Hind Siliguri", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

.site-body {
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background: #dceee3;
  position: relative;
  overflow-x: hidden;
}

.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 10% 0%, rgba(232, 184, 74, 0.35), transparent 55%),
    radial-gradient(ellipse 70% 60% at 90% 10%, rgba(31, 122, 77, 0.28), transparent 50%),
    linear-gradient(165deg, #e8f5ec 0%, #c5e4d4 45%, #b7d8ef 100%);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  max-width: 1120px;
  margin: 0 auto;
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(243, 247, 242, 0.88);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(15, 81, 50, 0.04);
}

.site-logo {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.55rem;
  color: var(--leaf-deep);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-links {
  display: flex;
  align-items: center;
  gap: 0.35rem 1rem;
  flex-wrap: wrap;
}

.site-links a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0.85;
}

.site-links a[aria-current="page"],
.site-links a:hover { opacity: 1; color: var(--leaf-deep); }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0;
  margin-left: 0.35rem;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.7);
}
.lang-toggle.lang-toggle--select {
  overflow: visible;
  border-radius: 999px;
  padding: 0;
}
.lang-toggle .lang-select-wrap {
  display: inline-flex;
  align-items: center;
  margin: 0;
}
.lang-toggle .lang-select {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  background: transparent
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%231f7a4d' d='M1 1l5 5 5-5'/%3E%3C/svg%3E")
    no-repeat right 0.55rem center / 0.65rem;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 0.35rem 1.55rem 0.35rem 0.7rem;
  cursor: pointer;
  color: var(--leaf-deep);
  line-height: 1.2;
  max-width: min(11.5rem, 42vw);
  border-radius: 999px;
}
.lang-toggle .lang-select:focus {
  outline: 2px solid rgba(31, 122, 77, 0.35);
  outline-offset: 1px;
}
.lang-toggle .lang-btn {
  border: 0;
  background: transparent;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 0.35rem 0.65rem;
  cursor: pointer;
  color: var(--muted);
  line-height: 1.2;
}
.lang-toggle .lang-btn.is-active {
  background: var(--leaf);
  color: #fff;
}
.lang-toggle .lang-btn:hover:not(.is-active) {
  color: var(--leaf-deep);
  background: rgba(31, 122, 77, 0.08);
}
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
html[dir="rtl"] .lang-toggle {
  margin-left: 0;
  margin-right: 0.35rem;
}
html[dir="rtl"] .lang-toggle .lang-select {
  background-position: left 0.55rem center;
  padding: 0.35rem 0.7rem 0.35rem 1.55rem;
}

.nav-cta {
  background: var(--leaf-deep);
  color: #fff !important;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  opacity: 1 !important;
  box-shadow: 0 6px 14px rgba(15, 81, 50, 0.22);
}

.nav-cta:hover {
  background: var(--leaf);
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  font-size: 1.4rem;
  cursor: pointer;
}

.hero {
  max-width: 1120px;
  margin: 0 auto;
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 1.25rem 2.5rem;
}

.hero-brand {
  font-family: var(--display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 0.95;
  color: var(--leaf-deep);
  letter-spacing: -0.03em;
  animation: rise 0.8s ease both;
}

.hero h1 {
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 700;
  margin: 0.6rem 0 0.75rem;
  max-width: 22ch;
  animation: rise 0.9s ease 0.08s both;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 34ch;
  line-height: 1.55;
  animation: rise 1s ease 0.14s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
  animation: rise 1.05s ease 0.2s both;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 340px;
  animation: floaty 5s ease-in-out infinite;
}

.hero-orb {
  position: absolute;
  width: min(420px, 90%);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255,255,255,0.55), transparent 45%),
    radial-gradient(circle at 70% 70%, rgba(224, 107, 90, 0.35), transparent 50%),
    linear-gradient(145deg, #7dd3a0, #5bb8e8);
  filter: blur(2px);
}

.hero-mira {
  width: min(280px, 70%);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 18px 28px rgba(15, 81, 50, 0.25));
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
@keyframes floaty {
  50% { transform: translateY(-10px); }
}

.btn-primary, .btn-ghost, .btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  border-radius: 14px;
  font-weight: 700;
  font-family: inherit;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--leaf-deep);
  color: #fff;
  box-shadow: 0 10px 24px rgba(15, 81, 50, 0.25);
}

.btn-ghost {
  background: rgba(255,255,255,0.55);
  color: var(--ink);
  border: 1px solid var(--line);
}

.section {
  max-width: 800px;
  margin: 0 auto;
  padding: 3.5rem 1.25rem;
  text-align: center;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.section.in-view,
.page-home .hero {
  opacity: 1;
  transform: none;
}

.section.band {
  background: rgba(255, 255, 255, 0.38);
  border-block: 1px solid var(--line);
  max-width: none;
}

.section.alt {
  background: rgba(255,255,255,0.35);
  border-block: 1px solid var(--line);
  max-width: none;
}

.section-inner {
  max-width: 720px;
  margin: 0 auto;
}
.section-inner.wide { max-width: 960px; }

.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 0.6rem;
  color: var(--leaf-deep);
}

.section-lead {
  color: var(--muted);
  margin-bottom: 1.5rem;
  line-height: 1.55;
  font-size: 1.05rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--leaf);
  margin-bottom: 0.55rem;
}

.eyebrow a,
a.account-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0;
  text-transform: none;
}
.eyebrow a:hover,
a.account-back:hover {
  background: #fff;
  border-color: rgba(45, 106, 79, 0.35);
  color: var(--leaf-deep);
}

.prose-block {
  text-align: left;
  line-height: 1.7;
  color: var(--ink);
  font-size: 1.02rem;
  max-width: 58ch;
  margin: 0 auto;
}

.vision-quote {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.55;
  color: var(--leaf-deep);
  font-weight: 600;
  max-width: 36ch;
  margin: 0 auto;
  padding: 1.25rem 0;
  border-top: 2px solid rgba(31, 122, 77, 0.25);
  border-bottom: 2px solid rgba(31, 122, 77, 0.25);
}

.mission-list,
.safety-list {
  list-style: none;
  display: grid;
  gap: 0.85rem;
  text-align: left;
  max-width: 480px;
  margin: 0 auto;
}
.mission-list li,
.safety-list li {
  padding-left: 1.4rem;
  position: relative;
  line-height: 1.45;
  color: var(--ink);
}
.mission-list li::before,
.safety-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--leaf);
}

.topic-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.85rem;
  margin-top: 0.5rem;
}
.topic {
  text-align: center;
  padding: 1.1rem 0.75rem;
  background: transparent;
  border-bottom: 2px solid rgba(31, 122, 77, 0.2);
}
.topic span { display: block; font-size: 1.6rem; margin-bottom: 0.35rem; }
.topic strong { display: block; font-size: 1rem; color: var(--leaf-deep); }
.topic small { display: block; margin-top: 0.25rem; color: var(--muted); font-size: 0.82rem; }

.level-row {
  display: grid;
  gap: 1.5rem;
  text-align: left;
  margin-top: 0.5rem;
}
@media (min-width: 640px) {
  .level-row { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
.level-row h3 {
  font-size: 1.25rem;
  color: var(--leaf-deep);
  margin-bottom: 0.35rem;
}
.level-row p { font-weight: 600; margin-bottom: 0.35rem; }
.level-row small { color: var(--muted); line-height: 1.4; }

.steps {
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 1rem;
  text-align: left;
  max-width: 480px;
  margin: 0 auto;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  line-height: 1.45;
}
.steps li::before {
  content: counter(step);
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--leaf-deep);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.price-block {
  padding: 1.5rem 0 0.5rem;
}
.price-main {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--leaf-deep);
  margin-bottom: 0.5rem;
}
.price-main span {
  display: inline-block;
  background: rgba(232, 184, 74, 0.35);
  padding: 0.1rem 0.55rem;
  border-radius: 8px;
}
.price-sub {
  color: var(--muted);
  margin-bottom: 1.35rem;
  line-height: 1.5;
}
.price-plans {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 1rem;
  display: grid;
  gap: 0.45rem;
  max-width: 22rem;
}
.price-plans li {
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.55rem 0.85rem;
  font-weight: 600;
}

.cta-final {
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(31, 122, 77, 0.18), transparent 70%),
    rgba(255, 255, 255, 0.25);
  max-width: none;
  padding-bottom: 4.5rem;
}
.hero-actions.center { justify-content: center; }

.feature-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  text-align: left;
  max-width: 520px;
  margin: 0 auto;
}

.feature-list li {
  padding: 1rem 1.1rem;
  background: var(--panel);
  border-radius: 16px;
  border: 1px solid var(--line);
  line-height: 1.45;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.footer-links a {
  color: var(--leaf-deep);
  text-decoration: none;
  font-weight: 600;
}

.page-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

.page-main.narrow { max-width: 560px; }

.page-main h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: 0.5rem;
}

.lead { color: var(--muted); margin-bottom: 1.5rem; line-height: 1.5; }

.prose h2 { margin: 1.5rem 0 0.5rem; font-size: 1.2rem; }
.prose p { line-height: 1.65; margin-bottom: 0.75rem; color: var(--ink); }

.form-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  display: grid;
  gap: 0.45rem;
}

.form-panel h2 { font-size: 1.15rem; margin-bottom: 0.35rem; }

.form-panel label {
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 0.35rem;
}

.form-panel input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
.form-panel textarea,
.form-panel select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  font: inherit;
  background: #fff;
}

.form-panel label:has(> input[type="checkbox"]),
.form-panel label:has(> input[type="radio"]) {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  cursor: pointer;
}

.form-panel input[type="checkbox"],
.form-panel input[type="radio"] {
  width: 1.1rem;
  height: 1.1rem;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  accent-color: var(--leaf-deep);
  cursor: pointer;
}

.form-msg { min-height: 1.2em; font-size: 0.9rem; color: var(--leaf-deep); }
.muted { color: var(--muted); font-size: 0.92rem; }
.hidden { display: none !important; }

.history-box {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--muted);
}

.account-main {
  max-width: 720px;
}

.account-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0.25rem 0 1rem;
  margin-bottom: 0.25rem;
  scrollbar-width: thin;
}
nav.account-subnav a,
a.account-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  text-decoration: none !important;
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1.2;
  padding: 0.55rem 1rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  color: var(--ink) !important;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(20, 36, 28, 0.06);
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
nav.account-subnav a:hover,
a.account-nav-btn:hover {
  background: #fff;
  border-color: rgba(45, 106, 79, 0.4);
  color: var(--leaf-deep) !important;
  transform: translateY(-1px);
}
nav.account-subnav a.is-active,
nav.account-subnav a[aria-current="page"],
a.account-nav-btn.is-active {
  background: var(--leaf-deep);
  border-color: var(--leaf-deep);
  color: #fff !important;
  box-shadow: 0 8px 18px rgba(15, 81, 50, 0.22);
}

.account-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 1rem 0;
}
@media (min-width: 560px) {
  .account-cards {
    grid-template-columns: 1fr 1fr;
  }
}
a.account-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  padding: 1.05rem 1.15rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--line);
  text-decoration: none !important;
  color: var(--ink) !important;
  box-shadow: 0 6px 16px rgba(20, 36, 28, 0.07);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
a.account-card:hover,
a.account-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(20, 36, 28, 0.12);
  border-color: rgba(45, 106, 79, 0.35);
  outline: none;
  color: var(--ink) !important;
  text-decoration: none !important;
}
a.account-card strong {
  color: var(--leaf-deep);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}
a.account-card span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
  text-decoration: none;
}

.account-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.account-tabs a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none !important;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.5rem 0.95rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--line);
  color: var(--ink) !important;
  box-shadow: 0 4px 12px rgba(20, 36, 28, 0.06);
}
.account-tabs a.is-active {
  background: var(--leaf-deep);
  border-color: var(--leaf-deep);
  color: #fff !important;
}

.account-pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin: 1rem 0 0.25rem;
}
.account-pager-btn {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: rgba(45, 106, 79, 0.1);
  color: #0f5132;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.88rem;
}
.account-pager-btn.is-disabled {
  opacity: 0.4;
  pointer-events: none;
}
.account-pager-meta {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
}

a.account-order-row {
  text-decoration: none;
  color: inherit;
}
a.account-order-row:hover,
a.account-order-row:focus-visible {
  border-color: rgba(45, 106, 79, 0.35);
  background: rgba(45, 106, 79, 0.06);
  outline: none;
}

.learn-sub {
  font-size: 1.05rem;
  margin: 1rem 0 0.5rem;
  color: var(--leaf-deep, #1f7a4d);
}
.learn-list {
  display: grid;
  gap: 0.45rem;
}
.learn-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 0.75rem;
  align-items: baseline;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
}
.learn-item small {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.85rem;
}
.learn-item.status-mastered {
  border-color: rgba(31, 122, 77, 0.35);
  background: rgba(31, 122, 77, 0.08);
}
.learn-item.status-assigned,
.learn-item.status-checking {
  border-color: rgba(232, 184, 74, 0.5);
  background: rgba(232, 184, 74, 0.12);
}
.learn-item.status-teaching {
  border-color: rgba(37, 99, 235, 0.25);
  background: rgba(37, 99, 235, 0.06);
}
.topic-plan-list .topic-row {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.35rem 0.5rem;
  align-items: center;
}
.topic-plan-list .topic-ord {
  font-weight: 700;
  color: var(--muted);
}
.topic-plan-list .topic-title {
  grid-column: 2;
  width: 100%;
  font: inherit;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 8px;
}
.topic-plan-list .topic-subject,
.topic-plan-list .topic-key,
.topic-plan-list .topic-status {
  font: inherit;
  font-size: 0.85rem;
  padding: 0.3rem 0.4rem;
  border: 1px solid var(--line, #e2e8f0);
  border-radius: 8px;
  background: #fff;
}
.topic-plan-list .topic-subject { grid-column: 2; }
.topic-plan-list .topic-key,
.topic-plan-list .topic-status {
  grid-column: 2;
}
@media (min-width: 720px) {
  .topic-plan-list .topic-row {
    grid-template-columns: 2rem minmax(10rem, 1.4fr) 7rem 6rem 5.5rem;
  }
  .topic-plan-list .topic-title,
  .topic-plan-list .topic-subject,
  .topic-plan-list .topic-key,
  .topic-plan-list .topic-status {
    grid-column: auto;
  }
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.talk-nav {
  max-width: 1180px;
  margin-bottom: 0;
  border-radius: 0 0 14px 14px;
}
body.page-talk .talk-nav {
  max-width: none;
  border-radius: 0;
}
.talk-games-link {
  display: none;
  margin-left: auto;
  font-weight: 700;
  color: var(--leaf-deep, #0f5132);
  text-decoration: none;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(15, 81, 50, 0.08);
}
.talk-games-link:hover { opacity: 0.9; }

.btn-link {
  background: #fff;
  color: var(--ink);
  border: 1px solid rgba(0,0,0,0.08);
  padding: 12px 14px;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 1rem;
  }
  .hero-visual { order: -1; min-height: 260px; }
  .hero-brand { font-size: clamp(2.6rem, 14vw, 4rem); }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .site-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(243, 247, 242, 0.97);
    padding: 0.75rem 1rem 1rem;
    border-bottom: 1px solid var(--line);
  }
  .site-links.open { display: flex; }
  .site-nav { position: relative; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-brand, .hero h1, .hero-lead, .hero-actions, .hero-visual { animation: none; }
}

/* Floating control — site welcome voice (play = leaf, stop = coral) */
.site-voice-stop {
  position: fixed;
  z-index: 9999;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  min-width: 48px;
  height: 48px;
  padding: 0 12px;
  border: 0;
  border-radius: 14px;
  cursor: pointer;
  background: var(--coral);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(224, 107, 90, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: transform 0.12s, filter 0.12s, background 0.15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.site-voice-stop.is-play {
  background: var(--leaf-deep);
  box-shadow: 0 8px 22px rgba(15, 81, 50, 0.35);
  animation: voice-pulse 1.6s ease-in-out infinite;
}
.site-voice-stop.is-play::after {
  content: "মিরা বলবে";
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
}
.site-voice-stop:hover { filter: brightness(1.08); transform: scale(1.05); }
.site-voice-stop:active { transform: scale(0.96); }
.site-voice-stop.hidden { display: none !important; }

@keyframes voice-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

@media (prefers-reduced-motion: reduce) {
  .site-voice-stop.is-play { animation: none; }
}

.form-gate {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 1rem;
  color: #9a3412;
  line-height: 1.5;
}
.form-gate a { color: #c2410c; font-weight: 700; }
.form-panel.is-locked input,
.form-panel.is-locked textarea,
.form-panel.is-locked button[type="submit"] {
  opacity: 0.55;
  pointer-events: none;
}
.math-captcha {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 12px 0;
}
.math-captcha label { margin: 0; font-weight: 700; }
.math-captcha input {
  width: 88px;
  max-width: 30vw;
}

/* Homepage trust + testimonials */
.trust-strip {
  max-width: none;
  padding: 1.25rem 1.25rem 1.75rem;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.trust-strip.in-view {
  opacity: 1;
  transform: none;
}
.trust-strip-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem 1.25rem;
  padding: 1.1rem 0 0.25rem;
  border-top: 1px solid var(--line);
}
@media (min-width: 800px) {
  .trust-strip-inner { grid-template-columns: repeat(4, 1fr); gap: 1rem; }
}
.trust-stat {
  text-align: left;
  padding: 0.35rem 0.15rem;
}
.trust-stat strong {
  display: block;
  font-size: 1.05rem;
  color: var(--leaf-deep);
  margin-bottom: 0.2rem;
}
.trust-stat span {
  display: block;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.4;
}

.result-row {
  display: grid;
  gap: 1.35rem;
  text-align: left;
  margin-top: 0.25rem;
}
@media (min-width: 720px) {
  .result-row { grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
}
.result-item strong {
  display: block;
  font-size: 1.08rem;
  color: var(--leaf-deep);
  margin-bottom: 0.4rem;
}
.result-item p {
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.98rem;
}

.why-mira-grid {
  list-style: none;
  display: grid;
  gap: 1.35rem 1.75rem;
  text-align: left;
  margin: 0.5rem 0 0;
  padding: 0;
  counter-reset: none;
}
@media (min-width: 720px) {
  .why-mira-grid { grid-template-columns: 1fr 1fr; }
}
.why-mira-grid li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem 1rem;
  align-items: start;
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;
}
.why-mira-num {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--leaf);
  min-width: 1.6rem;
  padding-top: 0.15rem;
}
.why-mira-grid strong {
  display: block;
  font-size: 1.08rem;
  color: var(--leaf-deep);
  margin-bottom: 0.35rem;
}
.why-mira-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.98rem;
}

.features-grid {
  list-style: none;
  display: grid;
  gap: 1.1rem 1.25rem;
  margin: 1rem 0 0;
  padding: 0;
  text-align: left;
}
@media (min-width: 640px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .features-grid { grid-template-columns: 1fr 1fr 1fr; }
}
.features-grid li {
  padding: 1.15rem 1.2rem 1.25rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.92), rgba(236, 253, 245, 0.75));
  box-shadow: 0 10px 28px rgba(15, 70, 45, 0.05);
}
.features-grid strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 0.4rem;
}
.features-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.96rem;
}

.sample-lesson {
  list-style: none;
  display: grid;
  gap: 1.15rem;
  text-align: left;
  margin: 0.5rem auto 0;
  padding: 0;
  max-width: 520px;
  counter-reset: sample;
}
.sample-lesson li {
  position: relative;
  padding-left: 2.75rem;
  counter-increment: sample;
}
.sample-lesson li::before {
  content: counter(sample, bengali);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--leaf);
  line-height: 1.2;
}
.sample-lesson strong {
  display: block;
  color: var(--leaf-deep);
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}
.sample-lesson p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.98rem;
}

.faq-list {
  display: grid;
  gap: 0.65rem;
  text-align: left;
  max-width: 560px;
  margin: 0.5rem auto 0;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  padding: 0.15rem 0.85rem;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--leaf-deep);
  padding: 0.75rem 0.15rem;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  float: right;
  font-weight: 700;
  color: var(--leaf);
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p {
  margin: 0 0 0.85rem;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.96rem;
}
.faq-item a { color: var(--leaf-deep); font-weight: 700; }

/* Founder story page */
.page-founder .founder-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3.5rem;
}
.founder-hero {
  text-align: center;
  margin-bottom: 2rem;
  animation: rise 0.7s ease both;
}
.founder-hero h1 {
  font-family: var(--display);
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 800;
  color: var(--leaf-deep);
  line-height: 1.25;
  margin: 0.4rem 0 0.75rem;
  letter-spacing: -0.02em;
}
.founder-lead {
  color: var(--muted);
  font-weight: 600;
  font-size: 1.02rem;
  margin-bottom: 1.25rem;
}
.founder-voice-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 0.85rem;
}
.founder-voice-hint {
  flex: 1 1 100%;
  font-size: 0.88rem;
  color: var(--muted);
  font-weight: 600;
}
.founder-story {
  text-align: left;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.5rem 1.35rem 1.75rem;
  box-shadow: 0 12px 40px rgba(20, 36, 28, 0.06);
}
.founder-story h2 {
  font-size: 1.2rem;
  color: var(--leaf-deep);
  margin: 1.5rem 0 0.55rem;
}
.founder-story h2:first-of-type { margin-top: 1rem; }
.founder-story p {
  line-height: 1.75;
  color: var(--ink);
  margin-bottom: 0.85rem;
  font-size: 1.05rem;
}
.founder-drop {
  font-size: 1.12rem !important;
  font-weight: 600;
  color: var(--leaf-deep) !important;
  line-height: 1.65 !important;
  border-left: 3px solid rgba(31, 122, 77, 0.45);
  padding-left: 1rem;
  margin: 0 0 1.25rem !important;
}
.founder-quote {
  font-family: var(--display);
  font-size: clamp(1.2rem, 2.5vw, 1.45rem) !important;
  font-weight: 700 !important;
  color: var(--leaf-deep) !important;
  text-align: center;
  margin: 1.5rem 0 !important;
  line-height: 1.4 !important;
}
.founder-sign {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.founder-sign p {
  margin: 0.15rem 0;
  font-size: 0.98rem;
}
.founder-sign p:last-child {
  color: var(--muted);
  font-size: 0.9rem;
}
.founder-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.75rem;
}

.story-grid {
  display: grid;
  gap: 1.5rem;
  text-align: left;
  margin-top: 0.5rem;
}
@media (min-width: 720px) {
  .story-grid { grid-template-columns: 1fr 1fr; gap: 1.75rem 2rem; }
}
.story {
  margin: 0;
  padding: 0 0 0 1rem;
  border-left: 3px solid rgba(31, 122, 77, 0.45);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.story.in-view {
  opacity: 1;
  transform: none;
}
.story blockquote {
  margin: 0 0 0.75rem;
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--ink);
  font-weight: 500;
}
.story figcaption {
  display: grid;
  gap: 0.15rem;
}
.story figcaption strong {
  color: var(--leaf-deep);
  font-size: 0.98rem;
}
.story figcaption span {
  color: var(--muted);
  font-size: 0.86rem;
}

.trust-list {
  list-style: none;
  display: grid;
  gap: 0.9rem;
  text-align: left;
  max-width: 560px;
  margin: 0 auto;
}
.trust-list li {
  padding-left: 1.35rem;
  position: relative;
  line-height: 1.5;
  color: var(--ink);
}
.trust-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--sun);
  box-shadow: 0 0 0 3px rgba(232, 184, 74, 0.35);
}
.trust-list strong {
  color: var(--leaf-deep);
}

.admin-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  margin-top: 0.5rem;
}