:root {
  color-scheme: dark;
  --bg: #080a12;
  --panel: rgba(18, 21, 34, .88);
  --panel-strong: #161a2a;
  --panel-soft: rgba(255, 255, 255, .045);
  --line: rgba(255, 255, 255, .105);
  --text: #f4f6ff;
  --muted: #a7adc4;
  --cyan: #5ce1e6;
  --violet: #9d7bff;
  --lime: #c7f36b;
  --danger: #ff7d91;
  --warning: #ffc96b;
  --shadow: 0 30px 90px rgba(0, 0, 0, .38);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: Heebo, system-ui, sans-serif;
  line-height: 1.5;
}
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

.portal-backdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.portal-backdrop::after {
  content: ""; position: absolute; inset: 0; opacity: .18;
  background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, #000, transparent 74%);
}
.portal-backdrop span { position: absolute; width: 48vw; height: 48vw; border-radius: 50%; filter: blur(110px); opacity: .15; }
.portal-backdrop span:first-child { background: var(--cyan); top: -24vw; right: -12vw; }
.portal-backdrop span:nth-child(2) { background: var(--violet); bottom: -30vw; left: -18vw; }
.portal-backdrop i { position: absolute; inset: 0; background: radial-gradient(circle at 48% 12%, rgba(157,123,255,.09), transparent 38%); }

.portal-header {
  width: min(1240px, calc(100% - 40px)); margin: 20px auto 0; min-height: 68px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 10px 12px 10px 16px; border: 1px solid var(--line); border-radius: 20px;
  background: rgba(8, 10, 18, .72); backdrop-filter: blur(18px); position: sticky; top: 14px; z-index: 20;
}
.portal-brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.portal-brand img { width: 42px; height: 42px; object-fit: cover; border-radius: 11px; }
.portal-brand span { display: grid; line-height: 1.06; }
.portal-brand strong { font-family: "Space Grotesk", sans-serif; font-size: 1.03rem; }
.portal-brand small { margin-top: 5px; color: var(--muted); letter-spacing: .16em; font-size: .62rem; }

.app-shell { width: min(1240px, calc(100% - 40px)); margin: 44px auto 80px; }
.loading-card, .auth-card, .consent-card {
  width: min(100%, 540px); margin: 10vh auto 0; padding: 38px;
  border: 1px solid var(--line); border-radius: 28px; background: var(--panel); box-shadow: var(--shadow); backdrop-filter: blur(20px);
}
.loading-card { display: grid; justify-items: center; gap: 14px; color: var(--muted); }
.loading-mark {
  width: 64px; height: 64px; display: grid; place-items: center; border-radius: 20px;
  color: #080a12; font: 700 1.2rem "Space Grotesk"; background: linear-gradient(135deg, var(--cyan), var(--violet));
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 50% { transform: translateY(-5px); box-shadow: 0 14px 38px rgba(92,225,230,.22); } }

.auth-eyebrow, .section-kicker {
  color: var(--cyan); font: 700 .7rem "Space Grotesk"; letter-spacing: .17em;
}
.auth-card h1, .consent-card h1 { margin: 10px 0 10px; font: 700 clamp(2rem, 6vw, 3.2rem)/1 "Space Grotesk"; letter-spacing: -.045em; }
.auth-lead { color: var(--muted); margin: 0 0 28px; max-width: 46ch; }
.auth-note { display: flex; gap: 9px; align-items: flex-start; color: var(--muted); font-size: .86rem; margin-top: 20px; }
.auth-note i { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: var(--lime); margin-top: 7px; box-shadow: 0 0 14px var(--lime); }

.field-label { display: flex; justify-content: space-between; gap: 12px; font-weight: 650; font-size: .9rem; margin: 0 0 8px; }
.field-label small { color: var(--muted); font-weight: 400; }
input, select, textarea {
  width: 100%; color: var(--text); background: #0e1120; border: 1px solid var(--line); border-radius: 13px;
  padding: 13px 14px; outline: none; transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(92,225,230,.1); }
textarea { resize: vertical; }
.form-stack { display: grid; gap: 17px; }
.otp-input { font: 700 1.45rem "Space Grotesk"; letter-spacing: .3em; text-align: center; }
.policy-check { display: flex; gap: 10px; align-items: flex-start; color: var(--muted); font-size: .9rem; }
.policy-check input { width: 18px; height: 18px; padding: 0; flex: 0 0 auto; margin-top: 2px; accent-color: var(--cyan); }
.policy-check a { color: var(--text); text-underline-offset: 3px; }

.button {
  appearance: none; border: 1px solid transparent; border-radius: 12px; min-height: 44px; padding: 10px 16px;
  display: inline-flex; justify-content: center; align-items: center; gap: 8px; font-weight: 700; cursor: pointer;
  text-decoration: none; transition: transform .2s, background .2s, border-color .2s, opacity .2s;
}
.button:hover { transform: translateY(-2px); }
.button:disabled { cursor: wait; opacity: .55; transform: none; }
.button-primary { color: #080a12; background: linear-gradient(135deg, var(--cyan), #86f0d2); }
.button-secondary { color: var(--text); background: rgba(157,123,255,.14); border-color: rgba(157,123,255,.32); }
.button-quiet { color: var(--muted); background: var(--panel-soft); border-color: var(--line); }
.button-danger { color: #ffdce2; background: rgba(255,125,145,.1); border-color: rgba(255,125,145,.25); }
.button-small { min-height: 36px; padding: 7px 11px; font-size: .82rem; }

.text-button { border: 0; padding: 8px 11px; background: transparent; color: var(--muted); cursor: pointer; }
.text-button:hover { color: var(--text); }
.inline-error { color: #ffd1d8; background: rgba(255,125,145,.09); border: 1px solid rgba(255,125,145,.2); border-radius: 12px; padding: 10px 12px; font-size: .88rem; }
.inline-info { color: #d7f9fb; background: rgba(92,225,230,.08); border: 1px solid rgba(92,225,230,.2); border-radius: 12px; padding: 10px 12px; font-size: .88rem; }

.dashboard { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 30px; align-items: start; }
.dashboard-sidebar { position: sticky; top: 106px; display: grid; gap: 20px; }
.identity-card { padding: 20px; border: 1px solid var(--line); border-radius: 20px; background: var(--panel); }
.identity-avatar, .person-avatar {
  display: grid; place-items: center; flex: 0 0 auto; overflow: hidden; border-radius: 50%;
  color: #080a12; font: 700 1rem "Space Grotesk"; background: linear-gradient(135deg, var(--cyan), var(--violet));
}
.identity-avatar { width: 52px; height: 52px; margin-bottom: 14px; }
.person-avatar { width: 42px; height: 42px; }
.identity-avatar img, .person-avatar img { width: 100%; height: 100%; object-fit: cover; }
.identity-card strong { display: block; line-height: 1.2; }
.role-badge { display: inline-flex; margin-top: 7px; color: var(--cyan); font: 700 .65rem "Space Grotesk"; letter-spacing: .13em; text-transform: uppercase; }
.dashboard-nav { display: grid; gap: 5px; }
.dashboard-nav button {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 11px 13px; border: 0; border-radius: 11px;
  color: var(--muted); background: transparent; text-align: left; cursor: pointer; font-weight: 650;
}
.dashboard-nav button::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .42; }
.dashboard-nav button:hover, .dashboard-nav button.is-active { color: var(--text); background: var(--panel-soft); }
.dashboard-nav button.is-active::before { color: var(--cyan); opacity: 1; box-shadow: 0 0 12px var(--cyan); }

.dashboard-main { min-width: 0; }
.welcome { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; margin: 3px 0 32px; }
.welcome h1 { margin: 5px 0 0; font: 700 clamp(2.25rem, 6vw, 4.5rem)/.98 "Space Grotesk"; letter-spacing: -.055em; }
.welcome h1 span { color: var(--cyan); }
.welcome p { margin: 10px 0 0; color: var(--muted); }
.cohort-chip { flex: 0 0 auto; padding: 10px 13px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; background: var(--panel-soft); font-size: .84rem; }

.portal-section { display: none; animation: rise .25s ease-out; }
.portal-section.is-active { display: block; }
@keyframes rise { from { opacity: 0; transform: translateY(5px); } }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin: 0 0 18px; }
.section-head h2 { margin: 4px 0 0; font: 700 clamp(1.55rem, 4vw, 2.2rem) "Space Grotesk"; letter-spacing: -.035em; }
.section-head p { max-width: 52ch; margin: 5px 0 0; color: var(--muted); }

.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.panel, .person-card, .event-card, .team-card, .slot-card {
  border: 1px solid var(--line); border-radius: 18px; background: var(--panel); box-shadow: 0 14px 45px rgba(0,0,0,.12);
}
.panel { padding: 20px; }
.panel h3 { margin: 0 0 6px; font: 700 1.05rem "Space Grotesk"; }
.panel > p { color: var(--muted); margin: 0; }
.metric { min-height: 145px; display: flex; flex-direction: column; justify-content: space-between; }
.metric strong { font: 700 2.45rem "Space Grotesk"; letter-spacing: -.05em; }
.metric small { color: var(--muted); }
.metric-accent { color: var(--cyan); }

.license-card { padding: 22px; border-color: rgba(199,243,107,.2); background: linear-gradient(135deg, rgba(199,243,107,.075), var(--panel) 52%); }
.license-top { display: flex; justify-content: space-between; gap: 15px; }
.license-provider { color: var(--lime); font: 700 .67rem "Space Grotesk"; letter-spacing: .15em; text-transform: uppercase; }
.license-card h3 { margin: 7px 0 5px; font-size: 1.2rem; }
.license-key {
  margin: 18px 0 12px; min-height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 11px 14px; border: 1px solid var(--line); border-radius: 13px; background: rgba(0,0,0,.22);
}
.license-key code { min-width: 0; overflow-wrap: anywhere; color: #e6ffb1; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.license-warning { color: var(--muted); font-size: .81rem; }

.person-card { padding: 17px; display: flex; align-items: center; gap: 12px; cursor: pointer; text-align: left; color: inherit; }
.person-card:hover { border-color: rgba(92,225,230,.28); }
.person-copy { min-width: 0; flex: 1; }
.person-copy strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.person-copy span { color: var(--muted); font-size: .82rem; }
.person-card .arrow { color: var(--muted); }

.team-card { padding: 22px; }
.team-card h3 { margin: 2px 0 4px; font: 700 1.25rem "Space Grotesk"; }
.team-card > p { color: var(--muted); margin: 0 0 17px; }
.avatar-stack { display: flex; }
.avatar-stack .person-avatar { border: 3px solid #141827; margin-right: -9px; }
.member-list { margin-top: 18px; display: grid; gap: 10px; }
.member-row { display: flex; align-items: center; gap: 10px; }
.member-row .person-avatar { width: 34px; height: 34px; font-size: .78rem; }
.member-row span { color: var(--muted); font-size: .82rem; }

.mentor-layout { display: grid; grid-template-columns: minmax(240px, .7fr) minmax(340px, 1.3fr); gap: 18px; }
.mentor-list { display: grid; gap: 10px; align-content: start; }
.mentor-detail { min-height: 280px; }
.mentor-bio { color: var(--muted); }
.slot-list { display: grid; gap: 9px; margin-top: 16px; }
.slot-card { padding: 13px 14px; display: flex; justify-content: space-between; align-items: center; gap: 12px; background: var(--panel-soft); }
.slot-card strong { display: block; font-size: .92rem; }
.slot-card small { color: var(--muted); }

.event-list { position: relative; display: grid; gap: 12px; }
.event-card { width: 100%; padding: 18px; display: grid; grid-template-columns: 64px 1fr auto; align-items: center; gap: 16px; color: inherit; text-align: left; cursor: pointer; }
.event-card:hover { border-color: rgba(157,123,255,.35); }
.event-date { width: 58px; height: 58px; display: grid; place-content: center; text-align: center; border-radius: 15px; background: rgba(157,123,255,.12); }
.event-date strong { font: 700 1.3rem/1 "Space Grotesk"; }
.event-date small { color: var(--violet); font: 700 .65rem "Space Grotesk"; letter-spacing: .12em; margin-top: 3px; }
.event-card h3 { margin: 0 0 4px; font: 700 1.04rem "Space Grotesk"; }
.event-card p { margin: 0; color: var(--muted); font-size: .84rem; }
.event-status { padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .72rem; }
.event-status.upcoming { color: var(--cyan); border-color: rgba(92,225,230,.23); }
.past-divider { color: var(--muted); font: 700 .67rem "Space Grotesk"; letter-spacing: .15em; margin: 19px 0 1px; }

.form-panel form, .availability-form { display: grid; gap: 13px; margin-top: 18px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.booking-card { padding: 17px; }
.booking-card + .booking-card { margin-top: 10px; }
.booking-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; }
.booking-head h3 { margin: 0 0 3px; }
.booking-head p, .booking-note { color: var(--muted); margin: 0; font-size: .85rem; }
.booking-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 13px; }
.empty-state { padding: 34px 20px; text-align: center; border: 1px dashed var(--line); border-radius: 17px; color: var(--muted); }
.empty-state strong { display: block; color: var(--text); margin-bottom: 4px; }

.notification-pill { position: relative; }
.notification-count { min-width: 19px; height: 19px; display: inline-grid; place-items: center; padding: 0 5px; border-radius: 999px; color: #080a12; background: var(--cyan); font-size: .7rem; }
.notification-row { padding: 13px 0; border-bottom: 1px solid var(--line); }
.notification-row:last-child { border: 0; }
.notification-row strong { display: block; }
.notification-row p { color: var(--muted); margin: 3px 0; font-size: .84rem; }
.notification-row time { color: var(--muted); font-size: .72rem; }

.portal-dialog {
  width: min(92vw, 560px); max-height: min(84vh, 760px); overflow: auto; color: var(--text); padding: 28px;
  border: 1px solid var(--line); border-radius: 23px; background: #141827; box-shadow: var(--shadow);
}
.portal-dialog::backdrop { background: rgba(3,4,9,.72); backdrop-filter: blur(5px); }
.portal-dialog h2 { margin: 7px 36px 7px 0; font: 700 1.65rem "Space Grotesk"; }
.dialog-close { position: absolute; top: 13px; right: 14px; width: 35px; height: 35px; border: 0; border-radius: 50%; color: var(--muted); background: var(--panel-soft); cursor: pointer; font-size: 1.25rem; }
.dialog-meta { color: var(--muted); margin: 0 0 20px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 18px; }
.detail-dialog { width: min(92vw, 720px); }
.detail-dialog .resource-list { display: grid; gap: 8px; margin-top: 20px; }
.resource-link { display: flex; justify-content: space-between; gap: 15px; padding: 12px 13px; text-decoration: none; border: 1px solid var(--line); border-radius: 11px; }
.resource-link:hover { border-color: rgba(92,225,230,.3); }
.resource-link span { color: var(--muted); text-transform: capitalize; font-size: .78rem; }

.consent-links { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 22px 0; }
.consent-link { padding: 15px; text-decoration: none; border: 1px solid var(--line); border-radius: 13px; background: var(--panel-soft); }
.consent-link strong { display: block; }
.consent-link span { color: var(--muted); font-size: .82rem; }

.toast-region { position: fixed; z-index: 50; right: 20px; bottom: 20px; display: grid; gap: 8px; }
.toast { max-width: 370px; padding: 12px 15px; border: 1px solid var(--line); border-radius: 13px; background: #1b2032; box-shadow: var(--shadow); animation: toast-in .25s ease-out; }
.toast.error { border-color: rgba(255,125,145,.35); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }

@media (max-width: 900px) {
  .dashboard { grid-template-columns: 1fr; }
  .dashboard-sidebar { position: static; }
  .identity-card { display: flex; align-items: center; gap: 12px; }
  .identity-avatar { margin: 0; }
  .dashboard-nav { grid-auto-flow: column; grid-auto-columns: minmax(max-content, 1fr); overflow-x: auto; padding-bottom: 5px; }
  .dashboard-nav button { white-space: nowrap; justify-content: center; }
  .mentor-layout { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .portal-header, .app-shell { width: min(100% - 24px, 1240px); }
  .portal-header { margin-top: 10px; top: 8px; }
  .portal-brand small { display: none; }
  .app-shell { margin-top: 28px; }
  .auth-card, .consent-card { padding: 27px 22px; margin-top: 6vh; }
  .welcome { display: block; }
  .cohort-chip { display: inline-flex; margin-top: 16px; }
  .grid.two, .grid.three, .form-grid, .consent-links { grid-template-columns: 1fr; }
  .event-card { grid-template-columns: 52px 1fr; padding: 14px; gap: 12px; }
  .event-date { width: 50px; height: 50px; }
  .event-status { display: none; }
  .slot-card { align-items: flex-start; flex-direction: column; }
  .slot-card .button { width: 100%; }
  .portal-dialog { padding: 23px 19px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}