/* ============================================================
   COURSES THEME — Spotify-like dark theme for /cursos, /membros,
   /comprar, devise auth. Extracted from docs/views/design-preview.html.
   ============================================================ */

:root {
  --crs-bg-base: #121212;
  --crs-bg-card: #181818;
  --crs-bg-elevated: #1f1f1f;
  --crs-bg-card-hover: #252525;
  --crs-bg-mid: #272727;
  --crs-text-primary: #ffffff;
  --crs-text-near-white: #cbcbcb;
  --crs-text-muted: #b3b3b3;
  --crs-text-faint: #7c7c7c;
  --crs-accent: #1ed760;
  --crs-accent-border: #1db954;
  --crs-accent-soft: rgba(30, 215, 96, 0.10);
  --crs-accent-soft-hover: rgba(30, 215, 96, 0.18);
  --crs-border: #4d4d4d;
  --crs-border-light: #7c7c7c;
  --crs-border-subtle: rgba(255, 255, 255, 0.08);
  --crs-negative: #f3727f;
  --crs-warning: #ffa42b;
  --crs-info: #539df5;
  --crs-negative-soft: rgba(243, 114, 127, 0.12);
  --crs-warning-soft: rgba(255, 164, 43, 0.12);
  --crs-info-soft: rgba(83, 157, 245, 0.12);
  --crs-shadow-heavy: rgba(0, 0, 0, 0.5) 0px 8px 24px;
  --crs-shadow-medium: rgba(0, 0, 0, 0.3) 0px 8px 16px;
  --crs-shadow-card: rgba(0, 0, 0, 0.3) 0px 4px 12px;
  --crs-radius-card: 8px;
  --crs-radius-pill: 9999px;
  --crs-radius-image: 6px;
  --crs-transition: 0.18s cubic-bezier(0.3, 0, 0.4, 1);
}

body.crs { background: var(--crs-bg-base); color: var(--crs-text-primary); font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; margin: 0; }
body.crs * { box-sizing: border-box; }
body.crs a { color: inherit; text-decoration: none; }
body.crs button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
body.crs img, body.crs svg { display: block; max-width: 100%; }

/* Header */
.crs-header { position: sticky; top: 0; z-index: 20; background: rgba(18,18,18,0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--crs-border-subtle); padding: 14px 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.crs-header__brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 14px; letter-spacing: 0.3px; }
.crs-header__brand-mark { width: 28px; height: 28px; border-radius: 50%; background: var(--crs-accent); display: grid; place-items: center; color: #000; }
.crs-header__brand-text span { color: var(--crs-accent); }
.crs-header__nav { display: flex; align-items: center; gap: 8px; }
.crs-header__nav-link { padding: 8px 14px; font-size: 13px; font-weight: 700; color: var(--crs-text-muted); border-radius: var(--crs-radius-pill); transition: var(--crs-transition); cursor: pointer; }
.crs-header__nav-link:hover { color: var(--crs-text-primary); }
.crs-header__nav-link.is-active { color: var(--crs-text-primary); background: var(--crs-bg-elevated); }
.crs-header__actions { display: flex; align-items: center; gap: 12px; }
.crs-header__user { display: flex; align-items: center; gap: 10px; padding: 4px 8px 4px 4px; border-radius: var(--crs-radius-pill); background: rgba(0,0,0,0.4); font-size: 13px; font-weight: 600; transition: var(--crs-transition); cursor: pointer; }
.crs-header__user:hover { background: var(--crs-bg-elevated); }
.crs-header__avatar { width: 26px; height: 26px; border-radius: 50%; background: linear-gradient(135deg, #1db954, #0a3d1f); display: grid; place-items: center; font-size: 11px; font-weight: 800; color: #000; }
@media (max-width: 768px) { .crs-header { padding: 12px 16px; } .crs-header__nav-link { padding: 8px 10px; font-size: 12px; } }

/* Buttons */
.crs-btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--crs-accent); color: #000; padding: 14px 32px; border-radius: var(--crs-radius-pill); font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.4px; transition: var(--crs-transition); white-space: nowrap; cursor: pointer; border: 0; }
.crs-btn-primary:hover { transform: scale(1.04); background: #1fdf64; }
.crs-btn-primary--sm { padding: 10px 24px; font-size: 12px; letter-spacing: 1.2px; }
.crs-btn-primary--full { width: 100%; }
.crs-btn-secondary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--crs-bg-elevated); color: var(--crs-text-primary); padding: 12px 24px; border-radius: var(--crs-radius-pill); font-size: 14px; font-weight: 600; transition: var(--crs-transition); white-space: nowrap; cursor: pointer; border: 0; }
.crs-btn-secondary:hover { background: var(--crs-bg-card-hover); transform: scale(1.02); }
.crs-btn-secondary--sm { padding: 8px 16px; font-size: 13px; }
.crs-btn-ghost { color: var(--crs-text-muted); padding: 8px 12px; font-size: 13px; font-weight: 600; border-radius: var(--crs-radius-pill); transition: var(--crs-transition); cursor: pointer; background: none; border: 0; }
.crs-btn-ghost:hover { color: var(--crs-text-primary); background: rgba(255,255,255,0.05); }

/* Badges */
.crs-badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--crs-radius-pill); font-size: 11px; font-weight: 700; letter-spacing: 0.4px; text-transform: uppercase; line-height: 1; }
.crs-badge--preview { background: var(--crs-accent-soft); color: var(--crs-accent); }
.crs-badge--mentorship { background: var(--crs-accent-soft); color: var(--crs-accent); padding: 6px 14px; font-size: 12px; }
.crs-badge--neutral { background: rgba(255,255,255,0.08); color: var(--crs-text-near-white); }

/* Typography */
.crs-h1 { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; line-height: 1.2; }
.crs-h2 { font-size: 18px; font-weight: 700; letter-spacing: -0.2px; line-height: 1.3; }
.crs-h3 { font-size: 16px; font-weight: 700; line-height: 1.3; }
.crs-text-muted { color: var(--crs-text-muted); }
.crs-text-faint { color: var(--crs-text-faint); }
.crs-text-sm { font-size: 14px; }
.crs-text-xs { font-size: 12px; }
.crs-text-micro { font-size: 11px; letter-spacing: 0.3px; }
.crs-eyebrow { font-size: 11px; font-weight: 800; letter-spacing: 1.4px; text-transform: uppercase; color: var(--crs-accent); }

/* Containers */
.crs-container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 768px) { .crs-container { padding: 0 16px; } }
.crs-page { padding: 32px 0 64px; }
.crs-section { margin-bottom: 48px; }
.crs-section__header { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 20px; }

/* Catalog */
.crs-grid--catalog { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (min-width: 768px) { .crs-grid--catalog { grid-template-columns: repeat(3, 1fr); gap: 24px; } }
@media (min-width: 1100px) { .crs-grid--catalog { grid-template-columns: repeat(4, 1fr); } }
.crs-product-card { display: flex; flex-direction: column; background: var(--crs-bg-card); border-radius: var(--crs-radius-card); padding: 16px; transition: var(--crs-transition); position: relative; cursor: pointer; }
.crs-product-card:hover { background: var(--crs-bg-card-hover); transform: translateY(-4px); box-shadow: var(--crs-shadow-card); }
.crs-product-card__cover { position: relative; aspect-ratio: 1 / 1; border-radius: var(--crs-radius-image); overflow: hidden; margin-bottom: 14px; background: linear-gradient(135deg, #1db954 0%, #121212 100%); box-shadow: 0 8px 24px rgba(0,0,0,0.5); }
.crs-product-card__cover-art { position: absolute; inset: 0; display: grid; place-items: center; font-weight: 900; font-size: 38px; color: rgba(0,0,0,0.5); letter-spacing: -1px; text-align: center; padding: 16px; line-height: 1; }
.crs-product-card__play { position: absolute; right: 12px; bottom: 12px; width: 48px; height: 48px; border-radius: 50%; background: var(--crs-accent); display: grid; place-items: center; color: #000; opacity: 0; transform: translateY(8px); transition: var(--crs-transition); box-shadow: 0 8px 16px rgba(0,0,0,0.4); }
.crs-product-card:hover .crs-product-card__play { opacity: 1; transform: translateY(0); }
.crs-product-card__title { font-size: 15px; font-weight: 700; margin-bottom: 4px; line-height: 1.3; }
.crs-product-card__meta { font-size: 13px; color: var(--crs-text-muted); font-weight: 500; }
.crs-product-card__badges { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }

/* Cover variants */
.crs-cover--marketing { background: linear-gradient(135deg, #1db954, #064e30); }
.crs-cover--ia { background: linear-gradient(135deg, #6c4ef2, #1a0a40); }
.crs-cover--meta { background: linear-gradient(135deg, #f53f87, #4a0e2a); }
.crs-cover--video { background: linear-gradient(135deg, #ff8c42, #4a1e0a); }
.crs-cover--copy { background: linear-gradient(135deg, #4fc3f7, #0a2a4a); }
.crs-cover--bundle { background: linear-gradient(135deg, #1ed760, #1db954 35%, #0d3c20 100%); }
.crs-cover--mentoria { background: linear-gradient(135deg, #ffd166, #d4731e 50%, #4a2e0a 100%); }

/* Product hero */
.crs-product-hero { display: grid; grid-template-columns: 320px 1fr; gap: 40px; padding: 40px 0; border-bottom: 1px solid var(--crs-border-subtle); }
@media (max-width: 768px) { .crs-product-hero { grid-template-columns: 1fr; gap: 24px; padding: 24px 0; } }
.crs-product-hero__cover { aspect-ratio: 1 / 1; border-radius: 8px; overflow: hidden; box-shadow: 0 16px 48px rgba(0,0,0,0.6); position: relative; }
.crs-product-hero__cover .crs-product-card__cover-art { font-size: 56px; }
@media (max-width: 768px) { .crs-product-hero__cover { max-width: 240px; } }
.crs-product-hero__info { display: flex; flex-direction: column; justify-content: flex-end; gap: 16px; }
.crs-product-hero__title { font-size: clamp(32px, 5vw, 56px); font-weight: 900; letter-spacing: -1.5px; line-height: 1.05; }
.crs-product-hero__description { color: var(--crs-text-near-white); font-size: 15px; line-height: 1.6; max-width: 560px; }
.crs-product-hero__price-row { display: flex; align-items: baseline; gap: 12px; margin-top: 8px; }
.crs-product-hero__price { font-size: 36px; font-weight: 900; letter-spacing: -1px; }
.crs-product-hero__price-meta { color: var(--crs-text-muted); font-size: 14px; }
.crs-product-hero__cta-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

/* Included courses */
.crs-included { padding: 40px 0; }
.crs-included__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.crs-included__item { display: flex; align-items: center; gap: 14px; padding: 14px; background: var(--crs-bg-card); border-radius: var(--crs-radius-card); transition: var(--crs-transition); }
.crs-included__item:hover { background: var(--crs-bg-card-hover); }
.crs-included__item--mentoria { border: 1px solid rgba(30,215,96,0.25); }
.crs-included__item--mentoria .crs-included__title { color: var(--crs-accent); }
.crs-included__cover { width: 56px; height: 56px; border-radius: var(--crs-radius-image); flex-shrink: 0; display: grid; place-items: center; color: rgba(0,0,0,0.4); font-weight: 900; font-size: 18px; }
.crs-included__title { font-size: 14px; font-weight: 700; margin-bottom: 2px; }
.crs-included__meta { font-size: 12px; color: var(--crs-text-muted); }

/* Lesson row + module */
.crs-module { margin-top: 32px; }
.crs-module__header { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding-bottom: 12px; margin-bottom: 8px; border-bottom: 1px solid var(--crs-border-subtle); }
.crs-module__title { font-size: 13px; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; color: var(--crs-text-muted); }
.crs-module__count { font-size: 12px; color: var(--crs-text-faint); }
.crs-lesson-row { display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 16px; padding: 12px 16px; background: transparent; border-radius: var(--crs-radius-card); margin-bottom: 4px; transition: var(--crs-transition); text-align: left; width: 100%; cursor: pointer; border: 0; color: inherit; }
.crs-lesson-row:hover { background: rgba(255,255,255,0.05); }
.crs-lesson-row.is-active { background: rgba(30, 215, 96, 0.06); border-left: 3px solid var(--crs-accent); padding-left: 13px; }
.crs-lesson-row__icon { display: grid; place-items: center; color: var(--crs-text-faint); }
.crs-lesson-row__icon--check { color: var(--crs-accent); }
.crs-lesson-row__title { font-size: 14px; font-weight: 600; color: var(--crs-text-primary); }
.crs-lesson-row.is-completed .crs-lesson-row__title { color: var(--crs-text-muted); }
.crs-lesson-row__title-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.crs-lesson-row__duration { font-size: 12px; color: var(--crs-text-faint); font-variant-numeric: tabular-nums; }
.crs-lesson-row--compact { grid-template-columns: 24px 1fr auto; padding: 8px 10px; }
.crs-lesson-row--compact .crs-lesson-row__title { font-size: 13px; }
.crs-lesson-row--compact .crs-lesson-row__duration { font-size: 11px; }

/* Progress */
.crs-progress-ring { position: relative; display: inline-block; }
.crs-progress-ring svg { transform: rotate(-90deg); }
.crs-progress-ring circle { fill: none; stroke-width: 3; }
.crs-progress-ring__track { stroke: rgba(255,255,255,0.1); }
.crs-progress-ring__fill { stroke: var(--crs-accent); stroke-linecap: round; transition: stroke-dashoffset 0.6s ease; }
.crs-progress-ring__label { position: absolute; inset: 0; display: grid; place-items: center; font-size: 11px; font-weight: 800; color: var(--crs-text-primary); }
.crs-progress-bar { height: 4px; background: rgba(255,255,255,0.1); border-radius: var(--crs-radius-pill); overflow: hidden; position: relative; }
.crs-progress-bar__fill { height: 100%; background: var(--crs-accent); border-radius: var(--crs-radius-pill); transition: width 0.6s; }

/* Flash + breadcrumb */
.crs-flash { padding: 12px 16px; border-radius: var(--crs-radius-card); font-size: 14px; font-weight: 500; display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.crs-flash--warning { background: var(--crs-warning-soft); color: var(--crs-warning); }
.crs-flash--notice { background: var(--crs-accent-soft); color: var(--crs-accent); }
.crs-flash--alert { background: var(--crs-negative-soft); color: var(--crs-negative); }
.crs-breadcrumb { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--crs-text-muted); font-weight: 600; padding: 8px 14px 8px 10px; border-radius: var(--crs-radius-pill); background: var(--crs-bg-elevated); margin-bottom: 16px; transition: var(--crs-transition); cursor: pointer; }
.crs-breadcrumb:hover { background: var(--crs-bg-card-hover); color: var(--crs-text-primary); }

/* Auth */
.crs-auth { min-height: 100vh; display: grid; place-items: center; padding: 32px 16px; position: relative; overflow: hidden; }
.crs-auth::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at top right, rgba(30,215,96,0.12), transparent 50%), radial-gradient(ellipse at bottom left, rgba(30,215,96,0.06), transparent 50%); pointer-events: none; }
.crs-auth__card { position: relative; width: 100%; max-width: 440px; background: var(--crs-bg-card); border-radius: 12px; padding: 40px 32px; box-shadow: var(--crs-shadow-heavy); border: 1px solid var(--crs-border-subtle); }
.crs-auth__brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 32px; font-size: 14px; font-weight: 800; }
.crs-auth__title { font-size: 26px; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.5px; }
.crs-auth__subtitle { color: var(--crs-text-muted); font-size: 14px; margin-bottom: 28px; }
.crs-auth__divider { height: 1px; background: var(--crs-border-subtle); margin: 24px 0; }
.crs-auth__footer { text-align: center; font-size: 13px; color: var(--crs-text-muted); }
.crs-auth__footer a { color: var(--crs-accent); font-weight: 600; cursor: pointer; }
.crs-auth__success-flash { display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: var(--crs-accent-soft); border-radius: 8px; margin-bottom: 24px; color: var(--crs-accent); font-weight: 700; font-size: 14px; }

/* Fields */
.crs-field { margin-bottom: 16px; }
.crs-field__label { display: block; font-size: 12px; font-weight: 700; color: var(--crs-text-near-white); margin-bottom: 6px; letter-spacing: 0.2px; }
.crs-field__input { width: 100%; background: var(--crs-bg-elevated); border: 1px solid var(--crs-border); border-radius: 8px; color: var(--crs-text-primary); padding: 12px 14px; font-size: 14px; font-family: inherit; transition: var(--crs-transition); }
.crs-field__input:focus { outline: none; border-color: var(--crs-accent); box-shadow: 0 0 0 3px var(--crs-accent-soft); }
.crs-field__input::placeholder { color: var(--crs-text-faint); }
.crs-field__hint { margin-top: 6px; font-size: 12px; color: var(--crs-text-faint); }
.crs-field__error { margin-top: 6px; font-size: 12px; color: var(--crs-negative); }
.crs-checkbox { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--crs-text-near-white); cursor: pointer; }
.crs-checkbox input { width: 18px; height: 18px; accent-color: var(--crs-accent); }
.crs-auth__row { display: flex; align-items: center; justify-content: space-between; margin: 16px 0 24px; }
.crs-auth__link { color: var(--crs-accent); font-weight: 600; cursor: pointer; font-size: 14px; }

/* Profile (perfil do aluno) */
.crs-profile { max-width: 720px; margin: 0 auto; padding: 32px 20px 80px; }
.crs-profile__heading { font-size: 28px; font-weight: 800; letter-spacing: -0.4px; margin: 0 0 28px; }

/* Section card (perfil + outras telas internas) */
.crs-section-card { background: var(--crs-bg-card); border-radius: var(--crs-radius-card); padding: 28px 24px; margin-bottom: 20px; border: 1px solid var(--crs-border-subtle); }
.crs-section-card__heading { font-size: 18px; font-weight: 700; margin: 0 0 6px; color: var(--crs-text-primary); }
.crs-section-card__sub { font-size: 13px; color: var(--crs-text-muted); margin: 0 0 24px; line-height: 1.5; }
.crs-section-card__body { display: flex; flex-direction: column; gap: 16px; }
.crs-section-card__footer { margin-top: 24px; display: flex; justify-content: flex-end; gap: 10px; flex-wrap: wrap; }
.crs-section-card--danger { border: 1px solid rgba(243, 114, 127, 0.25); background: rgba(243, 114, 127, 0.04); }
.crs-section-card--danger .crs-section-card__heading { color: var(--crs-negative); }

/* Botão de ação destrutiva */
.crs-btn-danger { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; background: transparent; color: var(--crs-negative); border: 1px solid rgba(243, 114, 127, 0.4); border-radius: var(--crs-radius-pill); font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none; transition: background 0.15s, border-color 0.15s; }
.crs-btn-danger:hover { background: rgba(243, 114, 127, 0.1); border-color: var(--crs-negative); }

/* Auth — listas de erros dentro do flash */
.crs-flash--alert ul { margin: 6px 0 0 18px; font-size: 13px; padding: 0; }
.crs-flash--alert li { margin: 0; }

@media (max-width: 480px) {
  .crs-auth__card { padding: 28px 22px; }
  .crs-auth__title { font-size: 22px; }
  .crs-profile__heading { font-size: 24px; }
  .crs-section-card { padding: 22px 18px; }
  .crs-section-card__footer { justify-content: stretch; }
  .crs-section-card__footer .crs-btn-primary,
  .crs-section-card__footer .crs-btn-danger { width: 100%; }
}

/* Player */
.crs-player-layout { display: grid; grid-template-columns: 1fr 360px; gap: 32px; align-items: start; }
@media (max-width: 1024px) { .crs-player-layout { grid-template-columns: 1fr; } }
.crs-player-shell { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: var(--crs-radius-card); overflow: hidden; box-shadow: var(--crs-shadow-medium); }
.crs-player-shell__placeholder { position: absolute; inset: 0; display: grid; place-items: center; background: linear-gradient(135deg, #1a1a1a, #0a0a0a); }
.crs-player-shell__placeholder-content { text-align: center; color: var(--crs-text-muted); display: flex; flex-direction: column; align-items: center; gap: 12px; }
.crs-player-shell__play-btn { width: 72px; height: 72px; border-radius: 50%; background: var(--crs-accent); display: grid; place-items: center; color: #000; box-shadow: 0 12px 32px rgba(0,0,0,0.5); transition: var(--crs-transition); cursor: pointer; }
.crs-player-shell__play-btn:hover { transform: scale(1.06); }
.crs-player-shell__iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.crs-player-sidebar { background: var(--crs-bg-card); border-radius: var(--crs-radius-card); padding: 16px; max-height: 540px; overflow-y: auto; }
.crs-player-sidebar__title { font-size: 13px; font-weight: 800; letter-spacing: 0.5px; text-transform: uppercase; color: var(--crs-text-muted); margin-bottom: 16px; }
.crs-player-sidebar__module-label { font-size: 12px; font-weight: 700; letter-spacing: 0.6px; text-transform: uppercase; color: var(--crs-text-faint); padding: 0 8px; margin-bottom: 4px; }
.crs-lesson-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin: 24px 0; }
.crs-autosave-hint { color: var(--crs-text-faint); font-size: 14px; margin-left: auto; display: flex; align-items: center; gap: 6px; }

/* Materials */
.crs-materials-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.crs-material-card { display: flex; align-items: center; gap: 14px; padding: 14px; background: var(--crs-bg-card); border-radius: var(--crs-radius-card); transition: var(--crs-transition); cursor: pointer; }
.crs-material-card:hover { background: var(--crs-bg-card-hover); transform: translateY(-2px); }
.crs-material-card__icon { width: 44px; height: 44px; border-radius: 8px; display: grid; place-items: center; flex-shrink: 0; }
.crs-material-card__icon--pdf { background: rgba(243,114,127,0.15); color: var(--crs-negative); }
.crs-material-card__icon--image { background: rgba(83,157,245,0.15); color: var(--crs-info); }
.crs-material-card__icon--doc { background: rgba(255,164,43,0.15); color: var(--crs-warning); }
.crs-material-card__icon--link { background: rgba(30,215,96,0.15); color: var(--crs-accent); }
.crs-material-card__body { flex: 1; min-width: 0; }
.crs-material-card__title { font-size: 14px; font-weight: 600; margin-bottom: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crs-material-card__meta { font-size: 12px; color: var(--crs-text-faint); text-transform: uppercase; letter-spacing: 0.4px; font-weight: 600; }
.crs-material-card__arrow { color: var(--crs-text-faint); }

/* Dashboard */
.crs-greeting { font-size: clamp(28px, 4vw, 40px); font-weight: 900; letter-spacing: -1px; margin-bottom: 8px; }
.crs-greeting-meta { color: var(--crs-text-muted); font-size: 14px; }
.crs-continue-card { display: grid; grid-template-columns: 80px 1fr auto; gap: 20px; align-items: center; background: linear-gradient(135deg, var(--crs-bg-card) 0%, var(--crs-bg-elevated) 100%); border-radius: 12px; padding: 20px; margin-top: 24px; position: relative; overflow: hidden; }
.crs-continue-card::before { content: ""; position: absolute; top: 0; right: 0; bottom: 0; width: 50%; background: radial-gradient(ellipse at right, rgba(30,215,96,0.08), transparent 70%); pointer-events: none; }
.crs-continue-card__cover { width: 80px; height: 80px; border-radius: var(--crs-radius-image); flex-shrink: 0; position: relative; overflow: hidden; }
.crs-continue-card__cover .crs-product-card__cover-art { font-size: 12px; }
.crs-continue-card__eyebrow { font-size: 11px; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; color: var(--crs-accent); margin-bottom: 4px; }
.crs-continue-card__title { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.crs-continue-card__course { font-size: 13px; color: var(--crs-text-muted); }
.crs-continue-card__progress { margin-top: 8px; display: flex; align-items: center; gap: 10px; max-width: 320px; }
.crs-continue-card__progress .crs-progress-bar { flex: 1; }
.crs-continue-card__progress span { font-size: 11px; color: var(--crs-text-muted); font-weight: 700; }
@media (max-width: 640px) { .crs-continue-card { grid-template-columns: 1fr; } .crs-continue-card .crs-btn-primary { width: 100%; } }

/* Mentorship */
.crs-mentor-card { display: grid; grid-template-columns: 84px 1fr auto; gap: 20px; align-items: center; background: var(--crs-bg-card); border-radius: var(--crs-radius-card); padding: 20px; transition: var(--crs-transition); }
.crs-mentor-card:hover { background: var(--crs-bg-card-hover); }
.crs-mentor-card--live { background: linear-gradient(135deg, rgba(30,215,96,0.10), var(--crs-bg-card) 70%); border: 1px solid rgba(30,215,96,0.25); }
.crs-mentor-card__date { text-align: center; padding: 10px; background: var(--crs-bg-elevated); border-radius: 8px; }
.crs-mentor-card--live .crs-mentor-card__date { background: var(--crs-accent); color: #000; }
.crs-mentor-card__date-day { font-size: 11px; font-weight: 800; letter-spacing: 0.6px; text-transform: uppercase; opacity: 0.85; }
.crs-mentor-card__date-num { font-size: 22px; font-weight: 900; letter-spacing: -0.5px; line-height: 1; margin: 2px 0; }
.crs-mentor-card__date-month { font-size: 11px; font-weight: 700; text-transform: uppercase; opacity: 0.7; }
.crs-mentor-card__title { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.crs-mentor-card__meta { font-size: 13px; color: var(--crs-text-muted); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.crs-mentor-card__hint { font-size: 12px; color: var(--crs-text-faint); }
.crs-mentor-card__live-tag { color: var(--crs-accent); font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px; font-size: 11px; }
@media (max-width: 640px) { .crs-mentor-card { grid-template-columns: 1fr; } .crs-mentor-card__date { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; } .crs-mentor-card__date-num { font-size: 16px; margin: 0; } }
.crs-mentor-list { display: flex; flex-direction: column; gap: 12px; }

/* Status screens */
.crs-status-screen { min-height: 80vh; display: grid; place-items: center; padding: 32px 16px; text-align: center; }
.crs-status-screen__inner { max-width: 520px; }
.crs-status-screen__icon { width: 96px; height: 96px; border-radius: 50%; background: var(--crs-accent-soft); display: grid; place-items: center; margin: 0 auto 24px; color: var(--crs-accent); position: relative; }
.crs-status-screen__icon--warning { background: rgba(255,164,43,0.12); color: var(--crs-warning); }
.crs-status-screen__icon::after { content: ""; position: absolute; inset: -12px; border-radius: 50%; border: 1px solid var(--crs-accent-soft); animation: crs-pulse 2.4s ease-out infinite; }
@keyframes crs-pulse { 0% { transform: scale(0.9); opacity: 0.8; } 100% { transform: scale(1.4); opacity: 0; } }
.crs-status-screen__title { font-size: clamp(28px, 5vw, 40px); font-weight: 900; letter-spacing: -1px; margin-bottom: 12px; }
.crs-status-screen__text { color: var(--crs-text-near-white); font-size: 16px; line-height: 1.6; margin-bottom: 8px; }
.crs-status-screen__hint { color: var(--crs-text-faint); font-size: 13px; margin-bottom: 24px; }
.crs-status-screen__summary { background: var(--crs-bg-card); border-radius: 12px; padding: 20px; margin-top: 32px; text-align: left; }
.crs-status-screen__summary-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; }
.crs-status-screen__summary-row + .crs-status-screen__summary-row { border-top: 1px solid var(--crs-border-subtle); }

/* Course page hero */
.crs-course-hero { display: grid; grid-template-columns: 200px 1fr; gap: 32px; align-items: end; padding: 32px 0 24px; }
.crs-course-hero__cover { aspect-ratio: 1; border-radius: 8px; overflow: hidden; box-shadow: 0 12px 32px rgba(0,0,0,0.5); position: relative; }
.crs-course-hero__cover .crs-product-card__cover-art { font-size: 38px; }
.crs-course-hero__body { display: flex; flex-direction: column; gap: 12px; }
.crs-course-hero__type { font-size: 11px; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; color: var(--crs-accent); }
.crs-course-hero__title { font-size: clamp(28px, 4vw, 44px); font-weight: 900; letter-spacing: -1px; line-height: 1.1; }
.crs-course-hero__desc { color: var(--crs-text-muted); font-size: 14px; max-width: 600px; }
.crs-course-hero__progress { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--crs-text-muted); margin-top: 8px; }
@media (max-width: 768px) { .crs-course-hero { grid-template-columns: 1fr; } .crs-course-hero__cover { max-width: 160px; } }

/* Profile */
.crs-profile__header { display: grid; grid-template-columns: auto 1fr auto; gap: 20px; align-items: center; padding: 24px; background: var(--crs-bg-card); border-radius: var(--crs-radius-card); margin-bottom: 24px; }
.crs-profile__avatar { width: 72px; height: 72px; border-radius: 50%; background: linear-gradient(135deg, var(--crs-accent), var(--crs-accent-border)); color: #000; display: grid; place-items: center; font-size: 26px; font-weight: 900; letter-spacing: -0.5px; }
.crs-profile__identity { min-width: 0; }
.crs-profile__email { color: var(--crs-text-muted); font-size: 14px; margin: 4px 0 2px; }
.crs-profile__since { color: var(--crs-text-faint); font-size: 12px; margin: 0; }
.crs-profile__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 32px; }
.crs-profile__stat { background: var(--crs-bg-card); border-radius: var(--crs-radius-card); padding: 20px; text-align: left; }
.crs-profile__stat-value { font-size: 28px; font-weight: 900; letter-spacing: -1px; color: var(--crs-text-primary); }
.crs-profile__stat-label { font-size: 12px; font-weight: 700; letter-spacing: 0.6px; text-transform: uppercase; color: var(--crs-text-muted); margin-top: 4px; }
.crs-profile__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.crs-profile__card { background: var(--crs-bg-card); border-radius: var(--crs-radius-card); padding: 24px; }
.crs-profile__card-title { font-size: 16px; font-weight: 800; margin: 0 0 16px; letter-spacing: -0.2px; }
.crs-profile__list { display: flex; flex-direction: column; gap: 12px; margin: 0; padding: 0; }
.crs-profile__list > div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; align-items: baseline; }
.crs-profile__list dt { font-size: 12px; font-weight: 700; color: var(--crs-text-faint); text-transform: uppercase; letter-spacing: 0.4px; margin: 0; }
.crs-profile__list dd { font-size: 14px; color: var(--crs-text-primary); margin: 0; }
.crs-profile__card-actions { display: flex; gap: 12px; align-items: center; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--crs-border-subtle); }
.crs-profile__purchases { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.crs-profile__purchases li { padding-bottom: 14px; border-bottom: 1px solid var(--crs-border-subtle); }
.crs-profile__purchases li:last-child { padding-bottom: 0; border-bottom: 0; }
.crs-profile__purchase-title { font-size: 14px; font-weight: 700; color: var(--crs-text-primary); }
.crs-profile__purchase-meta { font-size: 12px; color: var(--crs-text-muted); margin-top: 4px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.crs-profile__purchase-tag { display: inline-flex; padding: 2px 8px; border-radius: var(--crs-radius-pill); background: var(--crs-bg-elevated); color: var(--crs-text-near-white); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; }
.crs-profile__purchase-tag.is-warning { background: var(--crs-warning-soft); color: var(--crs-warning); }
.crs-profile__breadcrumb { margin-bottom: 16px; }
.crs-profile__danger { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--crs-border-subtle); text-align: center; }
@media (max-width: 768px) {
  .crs-profile__header { grid-template-columns: auto 1fr; }
  .crs-profile__header .crs-btn-secondary { grid-column: 1 / -1; justify-self: start; }
  .crs-profile__stats { grid-template-columns: 1fr 1fr; }
  .crs-profile__stats > :nth-child(3) { grid-column: 1 / -1; }
  .crs-profile__grid { grid-template-columns: 1fr; }
  .crs-profile__list > div { grid-template-columns: 1fr; gap: 2px; }
}

/* Misc utils */
.spin { animation: spin 1.5s linear infinite; }
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }