/* 4Achievers Junior — Interactive Student & Trainer Portal Styles (2026 Light Theme) */

.portal-shell {
  inline-size: min(1140px, calc(100vw - 1.75rem));
  margin-inline: auto;
  padding-block: 1.5rem 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.portal-topbar {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border: 1px solid var(--hairline);
  border-radius: 20px;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  box-shadow: var(--shadow-card);
}

.portal-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-wrap: wrap;
}

.portal-brand img {
  height: 34px;
  width: auto;
  display: block;
}

/* Gamified Hero Passport Header */
.portal-hero-banner {
  background: linear-gradient(135deg, #ffffff 0%, #eef2ff 52%, #fff7ed 100%);
  border: 1px solid var(--hairline);
  border-radius: 24px;
  padding: 1.5rem 1.65rem;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.9fr);
  align-items: center;
  gap: 1.5rem;
  box-shadow: var(--shadow-card);
}

.portal-user-id {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  flex-wrap: wrap;
}

.portal-avatar {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  object-fit: cover;
  border: 2px solid #ffffff;
  box-shadow: 0 10px 22px rgba(79, 70, 229, 0.16);
}

.portal-avatar-fallback {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  font-size: 1.55rem;
  font-weight: 800;
  color: #ffffff;
  background: linear-gradient(135deg, #ea580c, #4f46e5);
}

.portal-xp-widget {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 18px;
  padding: 1rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.portal-xp-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.portal-xp-bar-track {
  height: 10px;
  border-radius: 999px;
  background: #e2e8f0;
  overflow: hidden;
}

.portal-xp-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #4f46e5, #f97316);
  transition: width 0.35s ease;
}

.portal-stat-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Sign-In Role Tabs */
.portal-role-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  background: #f1f5f9;
  padding: 0.35rem;
  border-radius: 14px;
}

.portal-role-tab {
  min-block-size: 44px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-muted);
  cursor: pointer;
  transition: background 0.16s, color 0.16s, box-shadow 0.16s;
}

.portal-role-tab.is-active {
  background: #ffffff;
  color: #c2410c;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
}

.google-btn-stage {
  min-block-size: 56px;
  display: grid;
  place-items: center;
  background: #f8fafc;
  border: 1px dashed #cbd5e1;
  border-radius: 14px;
  padding: 0.85rem 1rem;
  text-align: center;
}

/* Mandatory Phone & Grade Onboarding Gate */
.onboarding-card {
  background: linear-gradient(145deg, #ffffff, #fffaf5);
  border: 2px solid #fed7aa;
  border-radius: 24px;
  padding: 1.75rem;
  box-shadow: 0 18px 42px rgba(234, 88, 12, 0.1);
  max-inline-size: 680px;
  margin-inline: auto;
  width: 100%;
}

.grade-radio-fieldset {
  border: 0;
  padding: 0;
  margin: 0;
}

.grade-radio-fieldset legend {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
  margin-block-end: 0.5rem;
}

.grade-radio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.grade-radio-option {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.72rem 0.9rem;
  border: 1.5px solid #e2e8f0;
  border-radius: 14px;
  background: #ffffff;
  cursor: pointer;
  min-block-size: 48px;
  font-size: 0.88rem;
  font-weight: 600;
  transition: border-color 0.15s, background 0.15s;
}

.grade-radio-option:has(input:checked) {
  border-color: #4f46e5;
  background: #eef2ff;
  color: #3730a3;
}

.grade-radio-option input[type="radio"] {
  accent-color: #4f46e5;
  width: 18px;
  height: 18px;
  margin: 0;
  flex-shrink: 0;
}

/* Field Validation After Interaction */
.field-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-muted);
  margin-block: 0.15rem 0.35rem;
}

.field-error {
  display: none;
  font-size: 0.82rem;
  font-weight: 600;
  color: #b91c1c;
  margin-block-start: 0.35rem;
}

.portal-input {
  width: 100%;
  font: inherit;
  font-size: max(1rem, 1em);
  min-block-size: 48px;
  padding: 0.7rem 0.9rem;
  border-radius: 12px;
  border: 1.5px solid #cbd5e1;
  background: #ffffff;
  color: var(--ink);
  box-sizing: border-box;
}

.portal-input:focus-visible,
.portal-tab-btn:focus-visible,
.btn-lux-primary:focus-visible,
.btn-lux-ghost:focus-visible {
  outline: 3px solid #4f46e5;
  outline-offset: 2px;
}

:is(.portal-input:user-invalid, .portal-input.user-invalid-fallback) {
  border-color: #dc2626;
  background-color: #fef2f2;
}

:is(.portal-input:user-invalid, .portal-input.user-invalid-fallback) + .field-error {
  display: block;
}

.portal-input:user-valid {
  border-color: #059669;
}

/* Accessible Single-Row Horizontal Scrolling Workspace Tabs */
.portal-tablist-wrap {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--hairline);
  border-radius: 18px;
  padding: 0.45rem 0.6rem 0;
  box-shadow: var(--shadow-card);
}

.portal-tablist {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.35rem;
  overflow-x: auto;
  scrollbar-width: none;
  scroll-snap-type: inline proximity;
}

.portal-tablist::-webkit-scrollbar {
  display: none;
}

.portal-tab-btn {
  flex: none;
  position: relative;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 0.78rem 1.05rem 0.9rem;
  min-block-size: 48px;
  border-radius: 12px 12px 0 0;
  cursor: pointer;
  white-space: nowrap;
  scroll-snap-align: start;
  transition: color 0.15s, background 0.15s;
}

.portal-tab-btn:hover {
  color: var(--ink);
  background: #f8fafc;
}

.portal-tab-btn[aria-selected="true"] {
  color: #4f46e5;
}

.portal-tab-btn[aria-selected="true"]::after {
  content: "";
  position: absolute;
  inset: auto 0.5rem 0;
  border-block-end: 3px solid #4f46e5;
}

/* Keep padding/background on inner card wrapper so hidden="until-found" renders cleanly */
.tab-panel-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--hairline);
  border-radius: 22px;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.portal-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

/* Badges Wall */
.badges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.75rem;
}

.badge-chip {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.85rem;
  border-radius: 14px;
  border: 1px solid var(--hairline);
  background: #f8fafc;
}

.badge-chip.is-earned {
  background: linear-gradient(135deg, #eef2ff, #fff7ed);
  border-color: #c7d2fe;
}

.badge-chip.is-locked {
  opacity: 0.55;
  filter: grayscale(0.6);
}

/* Interactive Quiz Engine */
.quiz-selector-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
  margin-block-end: 1.25rem;
}

.quiz-card-btn {
  text-align: left;
  padding: 1rem 1.1rem;
  border-radius: 16px;
  border: 1.5px solid var(--hairline);
  background: #f8fafc;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
}

.quiz-card-btn.is-selected {
  border-color: #4f46e5;
  background: #eef2ff;
}

.quiz-q-card {
  padding: 1.05rem;
  border-radius: 16px;
  border: 1px solid var(--hairline);
  background: #ffffff;
  margin-block-end: 0.9rem;
}

.quiz-options-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin-block-start: 0.7rem;
}

.quiz-opt-label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  cursor: pointer;
  font-size: 0.88rem;
  background: #f8fafc;
}

.quiz-opt-label:has(input:checked) {
  border-color: #4f46e5;
  background: #eef2ff;
  font-weight: 700;
}

/* Exclusive Free Vault Cards */
.vault-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.vault-card {
  border: 1px solid var(--hairline);
  border-radius: 18px;
  padding: 1.15rem;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.vault-preview-box {
  background: #0f172a;
  color: #e2e8f0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  padding: 0.8rem;
  border-radius: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Mini Code Sandbox + Projects */
.sandbox-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-block-end: 1.25rem;
}

.sandbox-editor {
  width: 100%;
  min-height: 220px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.84rem;
  padding: 0.9rem;
  border-radius: 14px;
  border: 1.5px solid #334155;
  background: #0f172a;
  color: #f8fafc;
  resize: vertical;
  box-sizing: border-box;
}

.sandbox-frame {
  width: 100%;
  min-height: 220px;
  border-radius: 14px;
  border: 1.5px solid var(--hairline);
  background: #ffffff;
}

/* Doubts & Projects Cards */
.portal-item-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.portal-item-card {
  border: 1px solid var(--hairline);
  border-radius: 16px;
  padding: 1rem 1.15rem;
  background: #f8fafc;
}

.doubt-reply-box {
  margin-block-start: 0.7rem;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  font-size: 0.88rem;
}

/* Digital Shareable ID Card */
.passport-id-card {
  max-inline-size: 560px;
  margin-inline: auto;
  border-radius: 24px;
  padding: 1.65rem;
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 55%, #ea580c 145%);
  color: #ffffff;
  box-shadow: 0 22px 48px rgba(30, 27, 75, 0.25);
}

.passport-id-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-block: 1.15rem;
  padding: 0.9rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.12);
}

.status-banner {
  padding: 0.85rem 1rem;
  border-radius: 14px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-block-start: 0.85rem;
}

.status-banner.is-ok {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.status-banner.is-err {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.visually-hidden:where(:not(:focus-within, :active)) {
  position: absolute !important;
  clip-path: inset(50%) !important;
  overflow: hidden !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  border: 0 !important;
  white-space: nowrap !important;
}

/* Age-Adapted Cohort Skins */
.portal-shell[data-cohort="junior"] .portal-hero-banner {
  background: linear-gradient(135deg, #fffbeb 0%, #fff1f2 48%, #ede9fe 100%);
  border-color: #fed7aa;
}
.portal-shell[data-cohort="builders"] .portal-hero-banner {
  background: linear-gradient(135deg, #ffffff 0%, #e0f2fe 52%, #ffedd5 100%);
  border-color: #bae6fd;
}
.portal-shell[data-cohort="pioneers"] .portal-hero-banner {
  background: linear-gradient(135deg, #ffffff 0%, #eef2ff 55%, #fef3c7 100%);
  border-color: #c7d2fe;
}
.portal-shell[data-cohort="seniors"] .portal-hero-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 60%, #064e3b 130%);
  color: #f8fafc;
}
.portal-shell[data-cohort="seniors"] .portal-hero-banner .page-subheading {
  color: #cbd5e1;
}
.portal-shell[data-cohort="seniors"] .portal-hero-banner .portal-xp-widget {
  background: rgba(15, 23, 42, 0.72);
  border-color: rgba(255, 255, 255, 0.14);
  color: #f8fafc;
}

/* Weekly 3-Step Mission Strip */
.mission-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}
.mission-pill {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--hairline);
  border-radius: 16px;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: transform 0.15s, border-color 0.15s;
}
.mission-pill:hover {
  transform: translateY(-2px);
  border-color: #4f46e5;
}
.mission-pill.is-done {
  background: #ecfdf5;
  border-color: #6ee7b7;
}
.mission-pill small {
  display: block;
  color: var(--ink-muted);
  font-size: 0.76rem;
}

/* Weekly Grand Challenge Spotlight */
.weekly-cup-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.85fr);
  gap: 1.25rem;
  margin-block-end: 1.5rem;
}
.weekly-cup-card {
  background: linear-gradient(145deg, #eef2ff 0%, #ffffff 55%, #fff7ed 100%);
  border: 1.5px solid #c7d2fe;
  border-radius: 20px;
  padding: 1.25rem;
}
.weekly-cup-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-block-end: 1rem;
}
.weekly-countdown {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: #1e1b4b;
  color: #ffffff;
}
.leaderboard-card {
  background: #f8fafc;
  border: 1px solid var(--hairline);
  border-radius: 20px;
  padding: 1.15rem;
}
.leader-list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.leader-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  font-size: 0.84rem;
}

/* Live Event Countdown & Mentor Reply Alert Strips */
.live-event-strip {
  background: linear-gradient(90deg, #fff7ed 0%, #eef2ff 100%);
  border: 1px solid #fed7aa;
  border-radius: 18px;
  padding: 0.8rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  flex-wrap: wrap;
}
.live-event-info,
.live-event-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.mentor-alert-strip {
  background: linear-gradient(90deg, #ecfdf5 0%, #f0fdf4 100%);
  border: 1.5px solid #6ee7b7;
  border-radius: 18px;
  padding: 0.85rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  flex-wrap: wrap;
  color: #065f46;
}
.mentor-alert-strip span {
  display: block;
  font-size: 0.82rem;
  opacity: 0.92;
}

.portal-item-card.is-fresh-reply {
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.16);
}

/* Milestones & Native Top-Layer Dialogs */
.milestones-stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.milestone-card {
  background: #f8fafc;
  border: 1px solid var(--hairline);
  border-radius: 18px;
  padding: 1rem 1.1rem;
  container-type: inline-size;
}

dialog.portal-modal {
  border: 1px solid var(--hairline);
  border-radius: 24px;
  padding: 0;
  max-inline-size: min(560px, calc(100vw - 1.5rem));
  inline-size: 100%;
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.24);
  background: #ffffff;
  color: var(--ink);
}
dialog.portal-modal-lg {
  max-inline-size: min(720px, calc(100vw - 1.5rem));
}
dialog:modal {
  overscroll-behavior: contain;
}
dialog::backdrop {
  background: rgba(15, 23, 42, 0.56);
  backdrop-filter: blur(3px);
  overflow: hidden;
  overscroll-behavior: contain;
}

.portal-modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.35rem 0.9rem;
  border-bottom: 1px solid var(--hairline);
}
.portal-modal-body {
  padding: 1.25rem 1.35rem 1.4rem;
}
.portal-close-btn {
  min-inline-size: 40px;
  min-block-size: 40px;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}

.share-canvas-wrap {
  background: #f1f5f9;
  border-radius: 16px;
  padding: 0.65rem;
  border: 1px solid var(--hairline);
}
.share-canvas-wrap canvas {
  display: block;
  inline-size: 100%;
  block-size: auto;
  border-radius: 12px;
}

/* Official 500 XP Certificate Card */
.cert-frame {
  container: cert / inline-size;
  background: linear-gradient(135deg, #fffbeb 0%, #ffffff 55%, #eef2ff 100%);
  border: 2px solid #f59e0b;
  border-radius: 20px;
  padding: 0.65rem;
}
.cert-frame-inner {
  border: 1.5px dashed #4f46e5;
  border-radius: 14px;
  padding: 1.35rem 1.45rem;
  background: rgba(255, 255, 255, 0.92);
}
.cert-kicker {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: #b45309;
  margin: 1rem 0 0.25rem;
}
.cert-recipient {
  font-size: clamp(1.35rem, 4.2cqi, 2rem);
  margin: 0 0 0.55rem;
  color: #1e1b4b;
}
.cert-copy {
  margin: 0 0 1.15rem;
  line-height: 1.6;
  color: var(--ink-muted);
  font-size: 0.92rem;
}
.cert-meta-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--hairline);
}
.cert-meta-row small {
  display: block;
  font-size: 0.72rem;
  color: var(--ink-muted);
}

@container cert (inline-size < 460px) {
  .cert-meta-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .portal-hero-banner,
  .portal-grid-2,
  .sandbox-split,
  .quiz-options-grid,
  .weekly-cup-grid,
  .mission-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .grade-radio-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  .portal-topbar,
  .portal-tablist-wrap,
  .no-print {
    display: none !important;
  }
  body.printing-certificate > :not(dialog#certificateDialog),
  body.printing-certificate .portal-shell {
    display: none !important;
  }
  body.printing-certificate dialog#certificateDialog {
    position: static;
    border: 0;
    box-shadow: none;
    max-inline-size: 100%;
    padding: 0;
  }
}