/* ============================================
   Training Portal — Shell Styles
   Inherits: sr-design-tokens.css (Dusk Ember palette, typography tokens)
   Mobile-first. Minimal. App-like.
   ============================================ */

/* ── Reset / Base ── */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--surface-page);
    color: var(--text-body);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    margin: 0 0 0.5em;
    line-height: 1.3;
    color: var(--text-primary);
    font-family: var(--font-title);
}

p { margin: 0 0 1em; }

a {
    color: var(--thread-renergence);
}

a:focus-visible {
    outline: 2px solid var(--thread-renergence);
    outline-offset: 2px;
    border-radius: 2px;
}

/* ── Accessibility ── */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--thread-renergence);
    color: #fff;
    padding: 0.5rem 1rem;
    font-size: var(--text-sm);
    z-index: 9999;
    transition: top 0.1s;
}

.skip-link:focus { top: 0; }

/* ── Portal Header ── */
.portal-header {
    height: 52px;
    background: var(--surface-card);
    border-bottom: 1px solid var(--surface-card-border);
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}

@media (min-width: 600px) {
    .portal-header { padding: 0 1.5rem; }
}

.portal-header__inner {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    height: 100%;
    min-width: 0;
}

.portal-header__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.portal-header__admin {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--thread-renergence);
    text-decoration: none;
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--thread-renergence);
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
}
.portal-header__admin:hover {
    background: var(--thread-renergence);
    color: #fff;
}

.portal-header__logout {
    font-size: var(--text-sm);
    color: var(--text-muted);
    text-decoration: none;
    flex-shrink: 0;
}
.portal-header__logout:hover { color: var(--text-secondary); }

.portal-header__mark {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--thread-renergence);
}

.portal-header__brand {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
    color: var(--thread-renergence);
    font-weight: 600;
    font-size: var(--text-sm);
    letter-spacing: -0.01em;
}
.portal-header__brand:hover { color: #0a0d50; }

.portal-header__sep {
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: 300;
    user-select: none;
}

.portal-header__context {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.portal-header__course {
    font-size: var(--text-sm);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

@media (max-width: 480px) {
    .portal-header__course { display: none; }
}

/* ── Portal Footer ── */
.portal-footer {
    margin-top: 3rem;
    border-top: 1px solid var(--surface-card-border);
    padding: 1rem 0;
    background: var(--surface-card);
}

.portal-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0 1rem;
    max-width: 720px;
    margin: 0 auto;
}

.portal-footer__link {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-decoration: none;
}
.portal-footer__link:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.portal-footer__copy {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

@media (max-width: 480px) {
    .portal-footer__inner {
        flex-direction: column;
        gap: 0.25rem;
        text-align: center;
    }
}

/* ── Container ── */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 600px) {
    .container { padding: 0 1.5rem; }
}

/* ══════════════════════════════════════════
   DASHBOARD
   ══════════════════════════════════════════ */

.dash {
    max-width: 640px;
    margin: 0 auto;
    padding: 2rem 1rem 4rem;
}

@media (min-width: 600px) {
    .dash { padding: 2.5rem 1.5rem 4rem; }
}

/* Greeting */
.dash-greeting {
    margin-bottom: 1.5rem;
}

.dash-greeting__title {
    font-family: var(--font-title);
    font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem);
    color: var(--text-primary);
    margin: 0 0 0.25rem;
}

.dash-greeting__sub {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin: 0;
}

/* Grid */
.dash-grid {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.dash-loading {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.dash-empty {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-muted);
}

.dash-empty__link {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--thread-renergence);
    font-weight: 500;
    text-decoration: none;
}
.dash-empty__link:hover { text-decoration: underline; }

/* ── Course Card ── */
.dash-card {
    display: grid;
    grid-template-columns: 4px 1fr auto;
    align-items: center;
    background: var(--surface-card);
    border: 1px solid var(--surface-card-border);
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s;
}

.dash-card:hover {
    border-color: var(--card-thread, var(--thread-renergence));
    box-shadow: 0 4px 16px rgba(13,17,100,0.08);
    transform: translateY(-1px);
}

.dash-card:active {
    transform: translateY(0);
    box-shadow: none;
}

.dash-card__thread {
    width: 4px;
    align-self: stretch;
    background: var(--card-thread, var(--thread-renergence));
    border-radius: 4px 0 0 4px;
}

.dash-card__content {
    padding: 1rem 0.75rem 1rem 1rem;
    min-width: 0;
}

@media (min-width: 600px) {
    .dash-card__content { padding: 1.125rem 1rem 1.125rem 1.25rem; }
}

.dash-card__header {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.2rem;
}

.dash-card__title {
    font-family: var(--font-title);
    font-size: clamp(0.95rem, 0.9rem + 0.2vw, 1.05rem);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

.dash-card__badge {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--badge-free-text);
    background: var(--badge-free-bg);
    padding: 1px 6px;
    border-radius: 3px;
    flex-shrink: 0;
    line-height: 1.6;
}

.dash-card__desc {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

.dash-card__progress {
    margin-top: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.dash-card__bar {
    flex: 1;
    height: 4px;
    background: var(--surface-panel);
    border-radius: 2px;
    overflow: hidden;
    max-width: 140px;
}

.dash-card__bar-fill {
    height: 100%;
    background: var(--card-thread, var(--thread-renergence));
    border-radius: 2px;
    width: 0%;
    transition: width 0.5s ease;
}

.dash-card__pct {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.dash-card__arrow {
    color: var(--text-muted);
    flex-shrink: 0;
    margin-right: 1rem;
    opacity: 0.4;
    transition: opacity 0.15s, transform 0.15s;
}

.dash-card:hover .dash-card__arrow {
    opacity: 0.8;
    transform: translateX(2px);
}

/* ══════════════════════════════════════════
   COURSE HERO (inside course pages)
   ══════════════════════════════════════════ */

.course-hero {
    position: relative;
    overflow: hidden;
    padding: 2rem 0;
    text-align: center;
}

@media (min-width: 600px) {
    .course-hero { padding: 2.5rem 0; }
}

.course-hero .container {
    position: relative;
    z-index: 2;
}

.course-hero h1 {
    font-size: clamp(1.35rem, 2.5vw + 0.5rem, 1.875rem);
    color: #fff;
    margin-bottom: 0.35rem;
    font-family: var(--font-title);
    border-top: none;
    padding-top: 0;
}

.page-intro {
    font-size: var(--text-base);
    line-height: 1.5;
}

.course-hero .page-intro {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

.course-hero__back-wrap {
    margin-bottom: 0.5rem;
    text-align: left;
}

.course-hero__back {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: underline;
    text-underline-offset: 2px;
    font-size: var(--text-sm);
    transition: color 0.15s;
}
.course-hero__back:hover { color: rgba(255, 255, 255, 0.9); }
.course-hero__back:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
    border-radius: 2px;
}

.course-hero__mark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    opacity: 0.35;
    z-index: 1;
    pointer-events: none;
}

@media (min-width: 768px) {
    .course-hero__mark {
        width: 440px;
        height: 440px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .course-hero__mark { opacity: 0.10; }
}

/* Thread background colors */
.course-hero--renergence { background: var(--thread-renergence); }
.course-hero--hnr        { background: var(--thread-hnr); }
.course-hero--mn         { background: var(--thread-mn-deep); }
.course-hero--engagement { background: var(--thread-engagement); }

/* ── About Section (main content wrapper in course pages) ── */
.about-section {
    padding: 1.5rem 0;
}

@media (min-width: 600px) {
    .about-section { padding: 2rem 0; }
}

/* ══════════════════════════════════════════
   PROGRAM CARDS (dashboard)
   ══════════════════════════════════════════ */

.dash-programs {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.prog-card {
    display: grid;
    grid-template-columns: 5px 1fr auto;
    align-items: start;
    background: var(--surface-card);
    border: 1px solid var(--surface-card-border);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s;
}

.prog-card:hover:not(.prog-card--disabled) {
    border-color: var(--card-thread, var(--thread-renergence));
    box-shadow: 0 4px 16px rgba(13,17,100,0.08);
    transform: translateY(-1px);
}

.prog-card:active:not(.prog-card--disabled) {
    transform: translateY(0);
    box-shadow: none;
}

.prog-card--disabled {
    opacity: 0.6;
    cursor: default;
}

.prog-card__thread {
    width: 5px;
    align-self: stretch;
    background: var(--card-thread, var(--thread-renergence));
    border-radius: 5px 0 0 5px;
}

.prog-card__body {
    padding: 1rem 0.875rem 1rem 1rem;
    min-width: 0;
}

@media (min-width: 600px) {
    .prog-card__body { padding: 1.25rem 1.125rem 1.25rem 1.25rem; }
}

.prog-card__header {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.3rem;
    flex-wrap: wrap;
}

.prog-card__title {
    font-family: var(--font-title);
    font-size: clamp(1rem, 0.9rem + 0.3vw, 1.15rem);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

.prog-card__tag {
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 2px 7px;
    border-radius: 3px;
    flex-shrink: 0;
    line-height: 1.6;
}

.prog-card__tag--active {
    color: #2e7d32;
    background: rgba(76, 175, 80, 0.12);
}

.prog-card__tag--soon {
    color: var(--text-muted);
    background: var(--surface-panel);
}

.prog-card__desc {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin: 0 0 0.75rem;
    line-height: 1.45;
}

.prog-card__courses {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.prog-course {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.375rem 0.625rem;
    background: var(--surface-panel-light, rgba(0,0,0,0.02));
    border-radius: 6px;
    font-size: var(--text-sm);
}

.prog-course__title {
    color: var(--text-body);
    font-weight: 500;
}

.prog-course__free {
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--badge-free-text);
    background: var(--badge-free-bg);
    padding: 1px 5px;
    border-radius: 3px;
    margin-left: 0.3rem;
    vertical-align: middle;
}

.prog-course__meta {
    color: var(--text-muted);
    font-size: 0.75rem;
    flex-shrink: 0;
}

.prog-card__arrow {
    color: var(--text-muted);
    flex-shrink: 0;
    margin-right: 1rem;
    margin-top: 1.25rem;
    opacity: 0.4;
    transition: opacity 0.15s, transform 0.15s;
}

.prog-card:hover:not(.prog-card--disabled) .prog-card__arrow {
    opacity: 0.8;
    transform: translateX(2px);
}

/* ══════════════════════════════════════════
   PROGRAM INTERIOR (syllabus page)
   ══════════════════════════════════════════ */

.program-page {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 1rem 4rem;
}

@media (min-width: 600px) {
    .program-page { padding: 0 1.5rem 4rem; }
}

.program-section {
    margin-top: 1.5rem;
}

.program-section__label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.program-course {
    background: var(--surface-card);
    border: 1px solid var(--surface-card-border);
    border-radius: 10px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.program-course__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1rem;
    cursor: pointer;
    user-select: none;
    transition: background 0.15s;
}

.program-course__header:hover {
    background: var(--surface-panel-light, rgba(0,0,0,0.02));
}

.program-course__name {
    font-family: var(--font-title);
    font-size: clamp(0.95rem, 0.9rem + 0.2vw, 1.05rem);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

.program-course__toggle {
    color: var(--text-muted);
    flex-shrink: 0;
    transition: transform 0.2s;
}

.program-course__toggle--open {
    transform: rotate(90deg);
}

.program-course__body {
    display: none;
    padding: 0 1rem 0.875rem;
    border-top: 1px solid var(--surface-card-border);
}

.program-course__body--open {
    display: block;
}

.program-module {
    padding: 0.625rem 0;
    border-bottom: 1px solid var(--surface-card-border);
}

.program-module:last-child {
    border-bottom: none;
}

.program-module__title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-body);
    margin-bottom: 0.3rem;
}

.program-module__lessons {
    list-style: none;
    margin: 0;
    padding: 0;
}

.program-lesson {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0 0.3rem 0.25rem;
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.program-lesson__icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    opacity: 0.5;
}

.program-lesson__icon--done {
    color: #2e7d32;
    opacity: 1;
}

.program-course__enter {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 0.625rem;
    padding: 0.45rem 0.875rem;
    font-size: var(--text-sm);
    font-weight: 500;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.15s;
}

.program-course__enter:hover { opacity: 0.85; }

.program-coming-soon {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.program-coming-soon__icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    opacity: 0.4;
}

/* ── Program progress summary ── */
.program-progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--surface-panel-light, rgba(0,0,0,0.02));
    border-radius: 8px;
    margin-top: 1rem;
}

.program-progress__bar {
    flex: 1;
    height: 6px;
    background: var(--surface-panel);
    border-radius: 3px;
    overflow: hidden;
    max-width: 200px;
}

.program-progress__fill {
    height: 100%;
    border-radius: 3px;
    width: 0%;
    transition: width 0.4s ease;
}

.program-progress__text {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
}