/* ── Premium page — Duolingo Super-inspired layout for Sune English ── */

.premium-duo-page {
  --premium-navy: #1a1b3f;
  --premium-navy-deep: #12132e;
  --premium-cta: #1cb0f6;
  --premium-cta-shadow: #1899d6;
  --premium-cta-hover: #2ebfff;
  --premium-highlight: #58cc02;
  --premium-pill: #e8e0ff;
  --premium-pill-border: #d4c8ff;
  --premium-gradient: linear-gradient(105deg, #1cb0f6 0%, #1e9d8e 38%, #ce82ff 72%, #ff86d0 100%);
  --premium-card-radius: 16px;
  --premium-content-max: min(100%, 720px);
  width: 100%;
  max-width: none;
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  background: #fff;
  color: #3c3c3c;
  font-family: 'Nunito', sans-serif;
  -webkit-font-smoothing: antialiased;
  padding-bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  box-sizing: border-box;
}

.premium-duo-page *,
.premium-duo-page *::before,
.premium-duo-page *::after {
  box-sizing: border-box;
}

/* ── Hero ── */
.premium-duo-hero {
  position: relative;
  background: linear-gradient(180deg, var(--premium-navy-deep) 0%, var(--premium-navy) 100%);
  color: #fff;
  text-align: center;
  padding: calc(12px + env(safe-area-inset-top, 0px)) 20px 56px;
  overflow: hidden;
  width: 100%;
}

.premium-duo-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  position: relative;
  z-index: 3;
}

.premium-duo-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background 0.15s;
}

.premium-duo-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.premium-duo-logo {
  display: inline-block;
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--premium-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 1px 8px rgba(206, 130, 255, 0.35));
}

.premium-duo-hero-title {
  margin: 0 0 8px;
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-size: clamp(1.35rem, 5vw, 1.65rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 2;
}

.premium-duo-hero-title em {
  font-style: normal;
  color: var(--premium-highlight);
}

.premium-duo-hero-mascot-wrap {
  position: relative;
  z-index: 2;
  height: 110px;
  margin: 4px auto 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.premium-duo-hero-mascot {
  width: 88px;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.25));
  animation: premium-duo-float 3s ease-in-out infinite;
}

.premium-duo-sparkle {
  position: absolute;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.75rem;
  animation: premium-duo-sparkle 2.4s ease-in-out infinite;
}

.premium-duo-sparkle--1 { top: 18%; left: 28%; animation-delay: 0s; }
.premium-duo-sparkle--2 { top: 12%; right: 26%; animation-delay: 0.6s; font-size: 0.55rem; }
.premium-duo-sparkle--3 { top: 32%; right: 18%; animation-delay: 1.1s; }

@keyframes premium-duo-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes premium-duo-sparkle {
  0%, 100% { opacity: 0.4; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.1); }
}

.premium-duo-clouds {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 42px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 42' preserveAspectRatio='none'%3E%3Cpath fill='%23ffffff' d='M0 42V18c20-8 40-14 68-10 28 4 48 2 72-6s56-12 88-4 72 8 104 4 68-10 68-10v46H0z'/%3E%3C/svg%3E") center bottom / 100% 100% no-repeat;
  pointer-events: none;
  z-index: 4;
}

/* ── Comparison table ── */
.premium-duo-compare {
  padding: 8px 16px 20px;
  width: 100%;
  max-width: var(--premium-content-max);
  margin: 0 auto;
}

.premium-duo-compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
}

.premium-duo-compare-table th,
.premium-duo-compare-table td {
  padding: 11px 8px;
  font-size: 0.82rem;
  font-weight: 600;
  vertical-align: middle;
  border-bottom: 1px solid #ebebeb;
}

.premium-duo-compare-table th {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #777;
  border-bottom: none;
  padding-bottom: 6px;
}

.premium-duo-compare-table th:first-child,
.premium-duo-compare-table td:first-child {
  text-align: left;
  width: 46%;
  color: #4b4b4b;
  font-weight: 700;
  padding-left: 4px;
}

.premium-duo-compare-table th:nth-child(2),
.premium-duo-compare-table td:nth-child(2) {
  text-align: center;
  width: 22%;
  color: #afafaf;
}

.premium-duo-compare-table th:nth-child(3),
.premium-duo-compare-table td:nth-child(3) {
  text-align: center;
  width: 32%;
}

.premium-duo-compare-premium-col {
  background: var(--premium-pill);
  border-radius: 14px;
  position: relative;
}

.premium-duo-compare-table thead th.premium-duo-compare-premium-col {
  padding: 10px 8px 8px;
  border-radius: 14px 14px 0 0;
}

.premium-duo-compare-table tbody tr:last-child td.premium-duo-compare-premium-col {
  border-radius: 0 0 14px 14px;
  border-bottom: none;
}

.premium-duo-compare-logo {
  display: inline-block;
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.05em;
  background: var(--premium-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.premium-duo-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #afafaf;
  font-size: 1rem;
  font-weight: 800;
}

.premium-duo-check--yes {
  color: var(--premium-cta);
}

.premium-duo-check--premium {
  color: #7c3aed;
  font-size: 1.1rem;
}

.premium-duo-dash {
  color: #d1d1d1;
  font-size: 1.1rem;
  font-weight: 700;
}

/* ── Feature cards ── */
.premium-duo-features {
  padding: 4px 16px 24px;
  width: 100%;
  max-width: var(--premium-content-max);
  margin: 0 auto;
}

.premium-duo-features-title {
  margin: 0 0 12px;
  font-size: 1.1rem;
  font-weight: 800;
  color: #3c3c3c;
}

.premium-duo-feature-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 14px;
  margin-bottom: 10px;
  background: #fff;
  border: 2px solid #e5e5e5;
  border-radius: var(--premium-card-radius);
  position: relative;
  overflow: hidden;
  min-height: 88px;
}

.premium-duo-feature-copy {
  flex: 1;
  min-width: 0;
  padding-right: 72px;
}

.premium-duo-feature-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 4px;
  font-size: 0.95rem;
  font-weight: 800;
  color: #1a1a1a;
}

.premium-duo-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 6px;
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-size: 0.62rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  background: var(--premium-gradient);
  box-shadow: 0 2px 6px rgba(124, 58, 237, 0.25);
}

.premium-duo-feature-desc {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: #777;
  line-height: 1.35;
}

.premium-duo-feature-icon {
  position: absolute;
  right: -6px;
  bottom: -6px;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.premium-duo-feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.premium-duo-feature-icon .material-symbols-outlined {
  font-size: 3rem;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 48;
}

.premium-duo-feature-icon--theory .material-symbols-outlined { color: #1cb0f6; }
.premium-duo-feature-icon--exams .material-symbols-outlined { color: #f47417; }
.premium-duo-feature-icon--writing .material-symbols-outlined { color: #ce82ff; }
.premium-duo-feature-icon--stories .material-symbols-outlined { color: #1e9d8e; }

.premium-duo-notify {
  position: absolute;
  top: 10px;
  right: 10px;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 999px;
  background: #ff4b4b;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  z-index: 2;
}

/* ── Plans section ── */
.premium-duo-plans {
  padding: 0 16px 8px;
  width: 100%;
  max-width: var(--premium-content-max);
  margin: 0 auto;
}

.premium-duo-plans-title {
  margin: 0 0 4px;
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #1a1a1a;
  line-height: 1.25;
}

.premium-duo-plans-sub {
  margin: 0 0 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #777;
}

.premium-duo-plans-sub strong {
  color: #7c3aed;
  font-weight: 800;
}

.premium-duo-duration {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 2px;
}

.premium-duo-duration::-webkit-scrollbar {
  display: none;
}

.premium-duo-duration-btn {
  flex: 1 0 auto;
  min-width: 0;
  padding: 10px 8px 8px;
  border: 2px solid #e5e5e5;
  border-radius: 12px;
  background: #fff;
  color: #777;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}

.premium-duo-duration-btn:hover:not(.active) {
  border-color: #d0d0d0;
  background: #fafafa;
}

.premium-duo-duration-btn.active {
  border-color: var(--premium-cta);
  background: #e8f7ff;
  color: #1a1a1a;
}

.premium-duo-duration-save {
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--premium-highlight);
  letter-spacing: 0.02em;
}

.premium-duo-duration-btn.active .premium-duo-duration-save {
  color: #46a302;
}

/* ── Plan cards ── */
.premium-duo-plan-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.premium-duo-plan-card {
  position: relative;
  border: 2px solid #e5e5e5;
  border-radius: var(--premium-card-radius);
  background: #fff;
  padding: 16px 14px;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.1s;
  display: flex;
  align-items: center;
  gap: 12px;
}

.premium-duo-plan-card:hover:not(.is-owned) {
  border-color: #c8c8c8;
}

.premium-duo-plan-card.is-selected {
  border-color: transparent;
  background:
    linear-gradient(#fff, #fff) padding-box,
    var(--premium-gradient) border-box;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.12);
}

.premium-duo-plan-card.is-owned {
  opacity: 0.72;
  cursor: default;
  border-color: #e0e0e0;
  background: #f8f8f8;
}

.premium-duo-plan-card-body {
  flex: 1;
  min-width: 0;
}

.premium-duo-plan-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 2px;
}

.premium-duo-plan-name {
  font-size: 0.95rem;
  font-weight: 800;
  color: #1a1a1a;
}

.premium-duo-plan-price-side {
  text-align: right;
  flex-shrink: 0;
}

.premium-duo-plan-price-main {
  font-size: 0.95rem;
  font-weight: 800;
  color: #1a1a1a;
  white-space: nowrap;
}

.premium-duo-plan-price-sub {
  font-size: 0.62rem;
  font-weight: 800;
  color: #afafaf;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.premium-duo-plan-meta {
  font-size: 0.75rem;
  font-weight: 600;
  color: #afafaf;
}

.premium-duo-plan-tag {
  display: inline-block;
  margin-bottom: 6px;
  padding: 3px 8px;
  border-radius: 6px;
  background: #58cc02;
  color: #fff;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.premium-duo-plan-check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid #e5e5e5;
  display: flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.premium-duo-plan-card.is-selected .premium-duo-plan-check {
  border-color: #7c3aed;
  background: #7c3aed;
  color: #fff;
}

.premium-duo-plan-check .material-symbols-outlined {
  font-size: 1rem;
  font-variation-settings: 'FILL' 1, 'wght' 600, 'GRAD' 0, 'opsz' 24;
}

.premium-duo-plan-owned-label {
  font-size: 0.72rem;
  font-weight: 800;
  color: #58cc02;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── CTA footer ── */
.premium-duo-footer {
  padding: 0 16px calc(16px + env(safe-area-inset-bottom, 0px));
  width: 100%;
  max-width: var(--premium-content-max);
  margin: 0 auto;
}

.premium-duo-cta {
  display: block;
  width: 100%;
  padding: 16px 20px;
  border: none;
  border-radius: 14px;
  background: var(--premium-cta);
  color: #fff;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 4px 0 var(--premium-cta-shadow);
  transition: background 0.15s, transform 0.1s, box-shadow 0.1s;
}

.premium-duo-cta:hover:not(:disabled) {
  background: var(--premium-cta-hover);
}

.premium-duo-cta:active:not(:disabled) {
  transform: translateY(2px);
  box-shadow: 0 2px 0 var(--premium-cta-shadow);
}

.premium-duo-cta:disabled {
  background: #e5e5e5;
  color: #afafaf;
  box-shadow: none;
  cursor: default;
}

.premium-duo-skip {
  display: block;
  width: 100%;
  margin-top: 14px;
  padding: 8px;
  border: none;
  background: none;
  color: var(--premium-cta);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  text-align: center;
}

.premium-duo-skip:hover {
  color: #1899d6;
}

.premium-duo-legal {
  margin: 12px 0 0;
  font-size: 0.68rem;
  font-weight: 600;
  color: #afafaf;
  text-align: center;
  line-height: 1.4;
}

.premium-duo-shield {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-top: 16px;
  border-radius: 10px;
  background: #f0f0f0;
  color: #4b4b4b;
}

.premium-duo-shield .material-symbols-outlined {
  font-size: 1.2rem;
}

/* ── Entrance animations (used by profile-premium-apple-ui.js) ── */
.premium-duo-page .apple-ui-pack-enter {
  animation: apple-ui-fade-up 0.55s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: var(--apple-stagger, 0ms);
}

.premium-duo-page .apple-ui-duration-enter {
  animation: apple-ui-fade-in-soft 0.42s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: var(--apple-stagger, 0ms);
}

.premium-duo-page .apple-ui-feature-enter {
  animation: apple-ui-fade-up 0.48s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: var(--apple-stagger, 0ms);
}

/* ── Full-width premium page shell ── */
body.is-premium-page {
  overflow-x: hidden;
}

body.is-premium-page .app-container {
  max-width: none;
  width: 100%;
  padding: 0;
  margin: 0;
}

body.is-premium-page #main-content {
  width: 100%;
  max-width: none;
  padding: 0;
  margin: 0;
}

body.is-premium-page .mobile-bottom-nav,
body.is-premium-page .main-nav-mobile-topbar {
  display: none !important;
}

/* ── Desktop: slightly wider ── */
@media (min-width: 768px) {
  .premium-duo-page {
    --premium-content-max: 680px;
  }

  .premium-duo-compare,
  .premium-duo-features,
  .premium-duo-plans,
  .premium-duo-footer {
    padding-left: 24px;
    padding-right: 24px;
  }

  .premium-duo-hero-title {
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (min-width: 1024px) {
  .premium-duo-page {
    --premium-content-max: 760px;
  }
}

@media (max-width: 480px) {
  .premium-duo-compare-table th,
  .premium-duo-compare-table td {
    padding: 9px 5px;
    font-size: 0.76rem;
  }

  .premium-duo-compare-table th:first-child,
  .premium-duo-compare-table td:first-child {
    font-size: 0.74rem;
  }

  .premium-duo-feature-copy {
    padding-right: 64px;
  }

  .premium-duo-feature-icon {
    width: 68px;
    height: 68px;
  }

  .premium-duo-duration-btn {
    min-width: 72px;
    padding: 9px 6px 7px;
    font-size: 0.72rem;
  }

  .premium-duo-plan-card {
    padding: 14px 12px;
  }

  .premium-duo-cta {
    font-size: 0.82rem;
    padding: 15px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .premium-duo-hero-mascot,
  .premium-duo-sparkle {
    animation: none !important;
  }

  .premium-duo-page .apple-ui-pack-enter,
  .premium-duo-page .apple-ui-duration-enter,
  .premium-duo-page .apple-ui-feature-enter {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}