/* ==========================================================================
   HA Smart Pips Academy — Public inner pages
   Loads after tokens.css and landing.css, so the site chrome (nav, footer,
   ambient layer, buttons) is shared and only page-level pieces live here.
   Every rule below is written mobile-first.
   ========================================================================== */

/* The fixed navigation overlaps content unless pages reserve room for it. */
.page-public main, .page-course main { padding-top: var(--header-h); }

/* --------------------------------------------------------------------------
   Buttons and form controls in the single-dash vocabulary these views use
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.72rem 1.35rem;
    min-height: 44px;
    border-radius: var(--radius-pill);
    border: 1px solid transparent;
    background: var(--surface-2);
    color: var(--text-primary);
    font-weight: 600; font-size: var(--fs-sm);
    white-space: nowrap;
    transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-base) var(--ease-out),
                border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out),
                color var(--dur-base) var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn .icon { width: 16px; height: 16px; }
.btn-primary {
    background: linear-gradient(135deg, var(--accent-soft), var(--accent));
    color: var(--accent-ink);
    box-shadow: 0 8px 24px -12px var(--glow-accent);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 34px -12px rgba(18, 214, 160, 0.42); }
.btn-ghost { background: var(--surface-1); border-color: var(--border-medium); }
.btn-ghost:hover { background: var(--surface-3); border-color: var(--border-strong); }
.btn-danger { background: var(--danger-wash); border-color: rgba(255,107,107,0.35); color: var(--danger); }
.btn-sm { padding: 0.45rem 0.95rem; min-height: 36px; font-size: var(--fs-xs); }
.btn-lg { padding: 0.95rem 1.8rem; min-height: 52px; font-size: var(--fs-body); }
.btn-block { display: flex; width: 100%; }
.is-disabled, .btn[disabled] { opacity: 0.5; pointer-events: none; }

.form { display: flex; flex-direction: column; gap: var(--space-4); }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-4); }
.field { display: flex; flex-direction: column; gap: 0.4rem; min-width: 0; }
.field > label { font-size: var(--fs-sm); color: var(--text-secondary); }
.field input, .field select, .field textarea {
    width: 100%;
    padding: 0.75rem 0.95rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    color: var(--text-primary);
    font-family: inherit; font-size: var(--fs-sm);
    color-scheme: dark;
    transition: border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
[data-theme="light"] .field input, [data-theme="light"] .field select, [data-theme="light"] .field textarea { color-scheme: light; }
.field textarea { min-height: 130px; resize: vertical; line-height: 1.6; }
.field input:focus, .field select:focus, .field textarea:focus {
    outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash);
}
.field-error { font-size: var(--fs-xs); color: var(--danger); }
.is-invalid { border-color: var(--danger) !important; }
.is-valid { border-color: var(--accent) !important; }
.check { display: flex; align-items: flex-start; gap: 0.55rem; font-size: var(--fs-sm); color: var(--text-secondary); }
.check input { width: 17px; height: 17px; margin-top: 0.15rem; accent-color: var(--accent); flex: none; }
.check-list { display: grid; gap: 0.6rem; }
/* Items here are an icon followed by text; without a row layout the icon
   stacks on its own line above every point. */
.check-list li {
    display: flex; align-items: flex-start; gap: 0.6rem;
    font-size: var(--fs-sm); color: var(--text-secondary); line-height: 1.65;
}
.check-list li .icon { width: 16px; height: 16px; color: var(--accent); flex: none; margin-top: 0.2rem; }
/* Honeypot. left:-9999px pushes the document sideways under RTL, which showed
   up as a horizontal scrollbar and an apparently blank page on mobile. Clip it
   instead so it stays reachable to bots but occupies no space. */
.hp-field {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.muted { color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.7; }
.small, .sm { font-size: var(--fs-xs); }
.lg { font-size: var(--fs-lead); }
.compact { padding: var(--space-4); }
.narrow { max-width: 760px; margin-inline: auto; }
.two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-6); align-items: start; }
.stars { display: inline-flex; gap: 0.12rem; color: var(--gold); }
.stars .icon { width: 15px; height: 15px; }

/* --------------------------------------------------------------------------
   Page header
   -------------------------------------------------------------------------- */
.page-head {
    position: relative;
    padding-block: clamp(2.25rem, 1.5rem + 3vw, 4rem) clamp(1.5rem, 1rem + 2vw, 2.5rem);
    border-bottom: 1px solid var(--border-soft);
}
.page-head h1 { font-size: var(--fs-h1); margin-bottom: var(--space-3); }
.page-head .muted { max-width: 62ch; }

.breadcrumb { display: flex; flex-wrap: wrap; gap: 0.4rem; font-size: var(--fs-xs); color: var(--text-muted); margin-bottom: var(--space-4); }
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--accent); }

.result-count { margin-block: var(--space-5) var(--space-4); }

/* --------------------------------------------------------------------------
   Filter bar — stacks on mobile so no control is ever cramped
   -------------------------------------------------------------------------- */
.filter-bar {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.6rem;
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
}
.filter-bar select, .filter-bar input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--surface-2);
    color: var(--text-primary);
    font-family: inherit; font-size: var(--fs-sm);
    color-scheme: dark;
}
[data-theme="light"] .filter-bar select, [data-theme="light"] .filter-bar input { color-scheme: light; }
.filter-bar select:focus, .filter-bar input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }
.filter-search { position: relative; display: flex; align-items: center; }
.filter-search .icon {
    position: absolute; inset-inline-start: 0.8rem;
    width: 17px; height: 17px; color: var(--text-muted); pointer-events: none;
}
.filter-search input { padding-inline-start: 2.5rem; }

@media (min-width: 700px) {
    .filter-bar { display: flex; flex-wrap: wrap; align-items: center; }
    .filter-bar .filter-search { flex: 1 1 220px; }
    .filter-bar select { flex: 1 1 140px; min-width: 0; width: auto; }
    .filter-bar .btn { flex: 0 0 auto; }
}

/* --------------------------------------------------------------------------
   Course cards
   -------------------------------------------------------------------------- */
.course-grid { margin-top: var(--space-4); display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: var(--space-5); }

.course-card {
    display: flex; flex-direction: column;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    overflow: hidden;
    transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.course-card:hover { transform: translateY(-4px); border-color: var(--border-medium); box-shadow: var(--shadow-lg); }

.course-media {
    position: relative; display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background:
        radial-gradient(circle at 30% 20%, var(--accent-wash), transparent 60%),
        linear-gradient(160deg, var(--bg-elevated), var(--bg-secondary));
}
.course-media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease-out); }
.course-card:hover .course-media img { transform: scale(1.05); }
.course-media-fallback {
    position: absolute; inset: 0;
    display: grid; place-items: center;
    color: var(--accent);
}
.course-media-fallback::before {
    content: "";
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 26px 26px;
}
.course-media-fallback .icon { width: 38px; height: 38px; opacity: 0.5; position: relative; }
.chip-level { background: var(--accent-wash); border-color: rgba(18,214,160,0.3); color: var(--accent); }
.chip-soon { background: var(--gold-wash); border-color: rgba(232,182,90,0.3); color: var(--gold); }
.course-media .chip-level { position: absolute; inset-inline-start: 0.7rem; top: 0.7rem; z-index: 2; }
.course-media .chip-soon { position: absolute; inset-inline-end: 0.7rem; top: 0.7rem; z-index: 2; }
.chip-preview { background: var(--blue-wash); border-color: rgba(76,141,255,0.3); color: var(--blue); }

.course-body { padding: var(--space-5); display: flex; flex-direction: column; gap: 0.55rem; flex: 1; }
.course-body h3 { font-size: 1.05rem; line-height: 1.45; }
.course-body h3 a { transition: color var(--dur-base) var(--ease-out); }
.course-card:hover .course-body h3 a { color: var(--accent); }
.course-meta { display: flex; flex-wrap: wrap; gap: 0.35rem 0.9rem; font-size: var(--fs-xs); color: var(--text-muted); margin-top: auto; }
.course-meta span { display: inline-flex; align-items: center; gap: 0.3rem; }
.course-meta .icon { width: 14px; height: 14px; }
.course-foot {
    display: flex; align-items: center; justify-content: space-between; gap: 0.7rem;
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--border-soft);
}
.price { display: inline-flex; align-items: baseline; gap: 0.4rem; }
.price b { font-family: var(--font-mono); font-size: 1.1rem; }
.price s { font-size: var(--fs-xs); color: var(--text-muted); }
.price .free { color: var(--accent); }
.price-lg b { font-size: 1.8rem; }

.mini-course { display: flex; align-items: center; gap: 0.7rem; padding: 0.6rem 0; }

/* --------------------------------------------------------------------------
   Course detail
   -------------------------------------------------------------------------- */
.course-hero {
    position: relative;
    padding-block: clamp(2rem, 1.4rem + 2.6vw, 3.5rem);
    border-bottom: 1px solid var(--border-soft);
}
.course-hero-inner { display: grid; gap: var(--space-6); }
.course-hero-copy > .chip { margin-bottom: var(--space-3); }
.course-hero-copy h1 { font-size: var(--fs-h1); margin-bottom: var(--space-4); }
.course-subtitle { font-size: var(--fs-lead); color: var(--text-secondary); max-width: 60ch; }
.course-hero-meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.2rem; margin-top: var(--space-5); font-size: var(--fs-sm); color: var(--text-muted); }
.course-hero-meta span { display: inline-flex; align-items: center; gap: 0.4rem; }
.course-hero-meta .icon { width: 16px; height: 16px; color: var(--accent); }

.course-layout { display: grid; gap: var(--space-6); align-items: start; }
.course-content { min-width: 0; display: grid; gap: var(--space-6); }
.course-aside { display: grid; gap: var(--space-5); }

/* The buy card is the page's primary action; on mobile it leads, on desktop
   it follows the reader down the page. */
.course-buy-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-medium);
    background: var(--surface-1);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.course-buy-media { aspect-ratio: 16 / 9; background: #000; position: relative; overflow: hidden; }
.course-buy-media img,
.course-buy-media video,
.course-buy-media iframe {
    width: 100%; height: 100%;
    object-fit: cover; border: 0; display: block;
}
.course-buy-body { padding: var(--space-5); display: grid; gap: var(--space-4); }
.buy-features { display: grid; gap: 0.6rem; }
.buy-features li { display: flex; align-items: flex-start; gap: 0.55rem; font-size: var(--fs-sm); color: var(--text-secondary); }
.buy-features .icon { width: 16px; height: 16px; color: var(--accent); flex: none; margin-top: 0.2rem; }
.buy-note { font-size: var(--fs-xs); color: var(--text-muted); text-align: center; }

/* --- Curriculum --------------------------------------------------------- */
.curriculum { display: grid; gap: 0.6rem; }
.module {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    overflow: hidden;
}
.module-title {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 1rem 1.15rem;
    font-weight: 600; font-size: var(--fs-sm);
    cursor: pointer; list-style: none;
}
.module-title::-webkit-details-marker { display: none; }
.module[open] .module-title { border-bottom: 1px solid var(--border-soft); }
.module-index {
    display: grid; place-items: center;
    width: 28px; height: 28px; flex: none;
    border-radius: var(--radius-sm);
    background: var(--surface-2); color: var(--accent);
    font-family: var(--font-mono); font-size: var(--fs-xs);
}
.lesson-list { display: grid; }
.lesson-list li, .lesson-list > div {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.7rem 1.15rem;
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-soft);
}
.lesson-list li:last-child, .lesson-list > div:last-child { border-bottom: 0; }
.lesson-list .icon { width: 15px; height: 15px; color: var(--text-muted); flex: none; }
.lesson-list .chip { margin-inline-start: auto; }

.dot-list { display: grid; gap: 0.55rem; }
.dot-list li { display: flex; align-items: flex-start; gap: 0.6rem; font-size: var(--fs-sm); color: var(--text-secondary); line-height: 1.65; }
.dot-list .icon { width: 16px; height: 16px; color: var(--accent); flex: none; margin-top: 0.2rem; }

.review { padding: var(--space-4) 0; border-bottom: 1px solid var(--border-soft); }
.review:last-child { border-bottom: 0; }

.instructor-panel { display: grid; gap: var(--space-4); }
/* .instructor is the landing page's centred card; inside this panel it is a
   simple row, so the card treatment is reset rather than inherited. */
.instructor-panel .instructor {
    display: flex; align-items: center; gap: 0.9rem;
    padding: 0; border: 0; background: none; text-align: start;
}
.instructor-panel .instructor:hover { transform: none; }
.instructor-panel .instructor strong { display: block; font-size: var(--fs-sm); }
.instructor-panel .instructor small { display: block; }
.instructor-panel .avatar-initials { margin: 0; }
.instructor-card { display: grid; gap: 0.5rem; }
.avatar-initials {
    display: grid; place-items: center;
    width: 56px; height: 56px; flex: none;
    border-radius: 50%;
    background: var(--accent-wash); color: var(--accent);
    font-family: var(--font-mono); font-size: 1rem;
    overflow: hidden;
}
.avatar-initials img { width: 100%; height: 100%; object-fit: cover; }

/* --------------------------------------------------------------------------
   Blog
   -------------------------------------------------------------------------- */
.post-grid { margin-top: var(--space-5); display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: var(--space-5); }
.post-card {
    display: flex; flex-direction: column;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    overflow: hidden;
    transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.post-card:hover { transform: translateY(-4px); border-color: var(--border-medium); }
.post-card > a, .post-card > div, .post-card__body {
    padding: var(--space-5);
    display: grid; gap: 0.55rem;
    align-content: start;
    height: 100%;
}
.post-card h3 { font-size: 1.02rem; line-height: 1.45; }
.post-card p { font-size: var(--fs-sm); color: var(--text-muted); line-height: 1.65; }
.post-card .chip { justify-self: start; }
.post-card > a > .muted { margin-top: auto; font-size: var(--fs-xs); }
.post-card:hover h3 { color: var(--accent); }
.post-card__media {
    display: block; position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: linear-gradient(160deg, var(--bg-elevated), var(--bg-secondary));
}
/* Standalone on the article page: it sets its own height from the ratio. */
.post-cover {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: var(--radius-lg);
    background: var(--bg-elevated);
    margin-bottom: var(--space-5);
}
/* Inside a card it fills the fixed media box instead. */
.post-card__media .post-cover {
    height: 100%;
    aspect-ratio: auto;
    border-radius: 0;
    margin: 0;
    transition: transform var(--dur-slow) var(--ease-out);
}
.post-card:hover .post-cover { transform: scale(1.05); }
/* Posts without a cover get a branded placeholder rather than an empty box. */
.post-cover-fallback {
    position: absolute; inset: 0;
    display: grid; place-items: center;
    color: var(--accent);
}
.post-cover-fallback::before {
    content: "";
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 26px 26px;
}
.post-cover-fallback .icon { width: 34px; height: 34px; opacity: 0.45; position: relative; }
.post-title { font-size: 1.02rem; line-height: 1.45; }
.post-title a:hover { color: var(--accent); }

.prose { line-height: var(--lh-body); color: var(--text-secondary); max-width: 72ch; }
.prose h2, .prose h3 { color: var(--text-primary); margin: var(--space-6) 0 var(--space-3); }
.prose h2 { font-size: var(--fs-h3); }
.prose p { margin-bottom: var(--space-4); }
.prose ul, .prose ol { padding-inline-start: 1.3rem; margin-bottom: var(--space-4); list-style: disc; }
.prose li { margin-bottom: 0.4rem; }
.prose a { color: var(--accent); text-decoration: underline; }
.prose img { border-radius: var(--radius-md); margin-block: var(--space-5); }
.prose blockquote {
    margin: var(--space-5) 0;
    padding: var(--space-4) var(--space-5);
    border-inline-start: 3px solid var(--accent);
    background: var(--surface-1);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* --------------------------------------------------------------------------
   FAQ, steps, ladder, verification
   -------------------------------------------------------------------------- */
.faq-group { display: grid; gap: var(--space-6); }
.faq-list { display: grid; gap: 0.6rem; }
.faq-item {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    overflow: hidden;
}
.faq-item[open] { border-color: var(--border-medium); background: var(--surface-2); }
.faq-item summary {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: 1.05rem 1.25rem;
    font-weight: 500; cursor: pointer; list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon { transform: rotate(90deg); color: var(--text-muted); flex: none; transition: transform var(--dur-base) var(--ease-out); }
.faq-item[open] summary .icon { transform: rotate(-90deg); color: var(--accent); }
.faq-answer { padding: 0 1.25rem 1.15rem; color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.75; }

.steps { display: grid; gap: var(--space-4); }
.step {
    display: flex; gap: var(--space-4);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
}
.step h3 { font-size: 1rem; margin-bottom: 0.3rem; }
.step-num {
    display: grid; place-items: center;
    width: 40px; height: 40px; flex: none;
    border-radius: var(--radius-sm);
    background: var(--accent-wash); color: var(--accent);
    font-family: var(--font-mono); font-weight: 600;
}

/* A step carries level, rate, label and sometimes a threshold — four items,
   not three — and the level badge holds a word, not a digit. A wrapping flex
   row handles both without clipping. */
.ladder { display: grid; gap: 0.6rem; }
.ladder-step {
    display: flex; flex-wrap: wrap; align-items: center;
    gap: 0.5rem 0.9rem;
    padding: 0.9rem 1.1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
}
.ladder-level {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.25rem 0.7rem;
    border-radius: var(--radius-pill);
    background: var(--surface-2);
    color: var(--accent);
    font-size: var(--fs-xs); font-weight: 600;
    white-space: nowrap;
}
.ladder-value { font-family: var(--font-mono); font-size: 1.1rem; color: var(--accent); margin-inline-start: auto; }
.ladder-step > .muted { flex: 1 1 100%; font-size: var(--fs-sm); }
.ladder-step > small { flex: 1 1 100%; font-size: var(--fs-xs); }

.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-4); }
.kpi {
    display: grid; gap: 0.35rem;
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
}
.kpi span { font-size: var(--fs-xs); color: var(--text-muted); }
.kpi b { font-family: var(--font-mono); font-size: 1.6rem; line-height: 1; }

.detail-list { display: grid; gap: 0.7rem; }
.detail-list > div { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; font-size: var(--fs-sm); }
.detail-list dt { color: var(--text-muted); }
.detail-list dd { margin: 0; font-weight: 500; }

.verify-card {
    max-width: 620px; margin-inline: auto;
    padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    text-align: center;
}
.verify-mark {
    width: 62px; height: 62px; margin: 0 auto var(--space-4);
    display: grid; place-items: center;
    border-radius: 50%;
}
.verify-mark.is-valid { background: var(--accent-wash); color: var(--accent); box-shadow: 0 0 0 8px rgba(18,214,160,0.08); }
.verify-mark.is-invalid { background: var(--danger-wash); color: var(--danger); box-shadow: 0 0 0 8px rgba(255,107,107,0.08); }
.verify-mark .icon { width: 30px; height: 30px; }
.is-revoked { opacity: 0.6; }

.risk-panel, .risk-note {
    display: flex; gap: 0.8rem;
    padding: var(--space-5);
    border-radius: var(--radius-md);
    border: 1px solid rgba(232, 182, 90, 0.28);
    background: var(--gold-wash);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}
.risk-panel .icon, .risk-note .icon { width: 19px; height: 19px; color: var(--gold); flex: none; margin-top: 0.15rem; }

.empty-state {
    display: grid; justify-items: center; gap: 0.7rem;
    padding: var(--space-8) var(--space-5);
    text-align: center;
    color: var(--text-muted);
}
.empty-state .icon { width: 38px; height: 38px; opacity: 0.4; }

/* --------------------------------------------------------------------------
   Alerts, pagination, cookie bar, errors
   -------------------------------------------------------------------------- */
.alert {
    display: flex; align-items: flex-start; gap: 0.7rem;
    padding: 0.9rem 1.1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}
.alert .icon { width: 18px; height: 18px; flex: none; margin-top: 0.15rem; }
.alert strong { display: block; color: var(--text-primary); }
.alert-info { background: var(--blue-wash); border-color: rgba(76,141,255,0.3); }
.alert-info .icon { color: var(--blue); }
.alert-success { background: var(--accent-wash); border-color: rgba(18,214,160,0.3); }
.alert-success .icon { color: var(--accent); }
.alert-warning { background: var(--gold-wash); border-color: rgba(232,182,90,0.3); }
.alert-warning .icon { color: var(--gold); }
.alert-danger { background: var(--danger-wash); border-color: rgba(255,107,107,0.3); }
.alert-danger .icon { color: var(--danger); }
.alert-list { margin: 0.4rem 0 0; padding-inline-start: 1.1rem; list-style: disc; }
.alert-close { margin-inline-start: auto; background: none; border: 0; color: inherit; opacity: 0.6; font-size: 1.15rem; }
.flash-stack { display: grid; gap: 0.6rem; padding: var(--space-4) clamp(1.1rem, 0.6rem + 2.4vw, 2.5rem) 0; max-width: var(--container); margin-inline: auto; }

.pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.35rem; margin-top: var(--space-6); }
.pagination a, .pagination span {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 40px; min-height: 40px;
    padding: 0 0.7rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-soft);
    background: var(--surface-1);
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}
.pagination a:hover { border-color: var(--border-medium); color: var(--text-primary); }
.pagination .is-active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }

.cookie-bar {
    position: fixed; inset-inline: 0.85rem; bottom: 0.85rem;
    z-index: 95;
    display: flex; flex-wrap: wrap; align-items: center; gap: 0.8rem;
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    background: var(--surface-glass);
    border: 1px solid var(--border-medium);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-xl);
    font-size: var(--fs-sm);
    padding-bottom: calc(var(--space-4) + env(safe-area-inset-bottom));
}
.cookie-actions { display: flex; gap: 0.5rem; margin-inline-start: auto; }

.error-page { display: grid; place-items: center; min-height: 70svh; text-align: center; padding: var(--space-7) var(--space-5); }
.error-code { font-family: var(--font-mono); font-size: clamp(3.5rem, 2rem + 8vw, 7rem); line-height: 1; color: var(--accent); }
.error-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; margin-top: var(--space-5); }
.blank-body { background: var(--bg-primary); color: var(--text-primary); font-family: var(--font-body); min-height: 100svh; }

.hide-sm { display: none; }

/* --------------------------------------------------------------------------
   Breakpoints — the two-column course page only appears when there is room
   -------------------------------------------------------------------------- */
@media (min-width: 700px) {
    .hide-sm { display: inline-flex; }
}

@media (min-width: 980px) {
    .course-hero-inner { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: center; }
    .course-layout { grid-template-columns: minmax(0, 1fr) 340px; }
    /* Sticky only once the aside has its own column; sticky in a single
       column would pin the card over the content it belongs to. */
    .course-aside { position: sticky; top: calc(var(--header-h) + 1rem); }
}

@media (max-width: 979px) {
    /* On narrow screens the price and CTA come first, before the syllabus. */
    .course-layout { display: flex; flex-direction: column; }
    .course-aside { order: -1; }
}

/* Native file controls ignore the theme; see the note in dashboard.css. */
input[type="file"] {
    width: 100%; padding: 0.5rem;
    border-radius: var(--radius-md);
    border: 1px dashed var(--border-medium);
    background: var(--surface-1);
    color: var(--text-secondary);
    font-family: inherit; font-size: var(--fs-xs);
    cursor: pointer;
}
input[type="file"]::file-selector-button {
    margin-inline-end: 0.7rem;
    padding: 0.45rem 0.9rem;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-pill);
    background: var(--surface-2);
    color: var(--text-primary);
    font: inherit; font-size: var(--fs-xs); font-weight: 600;
    cursor: pointer;
}
input[type="file"]:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }