/*
 * Tutorials Page Styles
 * Covers both the master category grid (/tutorials)
 * and the detail video grid (/tutorials?category=slug)
 */

/* ═══════════════════════════════════════════════════════════
   SHARED — Hero Section
   ═══════════════════════════════════════════════════════════ */

.tutorials-page .hero-section {
    background: linear-gradient(135deg, var(--cp-black) 0%, #0a0a0a 50%, #111111 100%);
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    text-align: center;
    /* Align with fixed header used on every page */
    margin-top: -70px;
    padding-top: 70px;
    padding-bottom: 4rem;
}

.tutorials-page .hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 60% 40%, rgba(255, 255, 255, 0.04) 0%, transparent 65%);
    z-index: 1;
}

.tutorials-page .hero-section .container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.tutorials-page .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.tutorials-page .hero-title {
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.2rem;
    line-height: 1.15;
    text-align: center;
}

.tutorials-page .hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto 2rem;
    text-align: center;
}

.tutorials-page .section {
    padding: 4rem 0;
}

/* ═══════════════════════════════════════════════════════════
   MASTER PAGE — Hero Stats chips
   ═══════════════════════════════════════════════════════════ */

.tutorials-hero-stats {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.tut-stat {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.65);
    background: rgba(255, 255, 255, 0.06);
    padding: 0.35rem 1rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    white-space: nowrap;
}

/* ═══════════════════════════════════════════════════════════
   MASTER PAGE — Category Grid
   ═══════════════════════════════════════════════════════════ */

.tutorials-categories-section {
    background: var(--cp-surface);
}

.tutorials-category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 991px) {
    .tutorials-category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 575px) {
    .tutorials-category-grid {
        grid-template-columns: 1fr;
    }
}

/* Category card — links styled as cards */
.tutorials-category-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--cp-shade);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 2rem 1.75rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    min-height: 240px;
}

/* Coloured top accent stripe, colour driven by --cat-accent CSS variable */
.tutorials-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--cat-accent, rgba(255, 255, 255, 0.5));
    border-radius: 16px 16px 0 0;
    opacity: 0.7;
    transition: opacity 0.25s ease;
}

/* Subtle radial shimmer on hover */
.tutorials-category-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.04) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}

.tutorials-category-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 14px 44px rgba(0, 0, 0, 0.45);
    text-decoration: none;
    color: inherit;
}

.tutorials-category-card:hover::before { opacity: 1; }
.tutorials-category-card:hover::after  { opacity: 1; }

.tutorials-cat-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    z-index: 1;
}

.tutorials-cat-icon {
    font-size: 2.8rem;
    line-height: 1;
    margin-bottom: 0.75rem;
    display: block;
}

.tutorials-cat-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--cat-accent, var(--white));
    background: rgba(255, 255, 255, 0.07);
    padding: 0.25rem 0.7rem;
    border-radius: 20px;
    margin-bottom: 0.9rem;
    width: fit-content;
}

.tutorials-cat-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.6rem;
    line-height: 1.3;
}

.tutorials-cat-desc {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.65;
    flex-grow: 1;
    margin-bottom: 1.4rem;
}

.tutorials-cat-arrow {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--cat-accent, var(--white));
    margin-top: auto;
    transition: gap 0.2s ease;
}

.tutorials-category-card:hover .tutorials-cat-arrow {
    gap: 0.85rem;
}

.arrow-icon {
    transition: transform 0.2s ease;
    font-size: 1rem;
}

.tutorials-category-card:hover .arrow-icon {
    transform: translateX(4px);
}

/* ═══════════════════════════════════════════════════════════
   MASTER PAGE — Bottom CTA Section
   ═══════════════════════════════════════════════════════════ */

.tutorials-cta-section {
    background: var(--cp-black);
    text-align: center;
    padding: 4rem 0;
}

.tutorials-cta-section .row,
.tutorials-cta-section .col-lg-8 {
    text-align: center;
}

.tutorials-cta-section h2 {
    color: var(--white);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

.tutorials-cta-section .lead {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.05rem;
    margin-bottom: 2rem;
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    text-align: center;
}

/* ═══════════════════════════════════════════════════════════
   DETAIL PAGE — Hero
   ═══════════════════════════════════════════════════════════ */

.tutorials-detail-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    max-width: 700px;
    margin: 0 auto;
}

.tutorials-detail-icon {
    font-size: 3.6rem;
    line-height: 1;
}

.tutorials-detail-title-wrap .section-badge {
    display: inline-block;
}

.tutorials-detail-title-wrap .hero-title {
    margin-bottom: 0.8rem;
    text-align: center;
}

.tutorials-detail-title-wrap .hero-subtitle {
    margin: 0 auto;
    text-align: center;
}

.tutorials-detail-title-wrap {
    text-align: center;
}

/* ═══════════════════════════════════════════════════════════
   DETAIL PAGE — Video Grid
   ═══════════════════════════════════════════════════════════ */

.tutorials-videos-section {
    background: var(--cp-surface);
}

.tutorials-count-bar {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.tutorials-video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 991px) {
    .tutorials-video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 575px) {
    .tutorials-video-grid {
        grid-template-columns: 1fr;
    }
}

/* Individual video card */
.tutorial-video-card {
    background: var(--cp-shade);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
}

.tutorial-video-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.13);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.38);
}

/* ── Thumbnail ─────────────────────────────────────────── */

.video-thumbnail-link {
    display: block;
    text-decoration: none;
    flex-shrink: 0;
}

/* Reset button element when used as modal trigger */
button.video-thumbnail-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    width: 100%;
    text-align: left;
}

.video-thumbnail {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
    background: #0a0a0a;
}

.video-thumbnail img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-thumbnail-placeholder {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #111 0%, #1c1c1c 100%);
}

.tutorial-video-card:hover .video-thumbnail img {
    transform: scale(1.04);
}

/* Play button overlay */
.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 52px;
    height: 52px;
    background: rgba(0, 0, 0, 0.68);
    border: 2px solid rgba(255, 255, 255, 0.75);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: var(--white);
    transition: background 0.2s ease, transform 0.2s ease;
    backdrop-filter: blur(4px);
    padding-left: 3px; /* optical centering for ▶ glyph */
}

.tutorial-video-card:hover .video-play-btn {
    background: rgba(255, 255, 255, 0.14);
    transform: translate(-50%, -50%) scale(1.1);
}

/* Duration badge */
.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.82);
    color: var(--white);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.18rem 0.5rem;
    border-radius: 4px;
    letter-spacing: 0.02em;
}

/* ── Video Info ────────────────────────────────────────── */

.tutorial-video-info {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.tutorial-video-number {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: 0.35rem;
}

.tutorial-video-title {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
    line-height: 1.35;
}

.tutorial-video-desc {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.58);
    line-height: 1.65;
    flex-grow: 1;
    margin-bottom: 1rem;
}

.tutorial-watch-btn {
    align-self: flex-start;
    font-size: 0.8rem;
    padding: 0.38rem 0.9rem;
    white-space: nowrap;
}

/* Back to categories CTA */
.tutorials-back-cta {
    padding-top: 2.5rem;
}

/* ═══════════════════════════════════════════════════════════
   SUPPORT PAGE — Tutorials Intercept Banner
   Injected above the Quick Help section on /support
   ═══════════════════════════════════════════════════════════ */

.tutorials-intercept-banner {
    background: linear-gradient(135deg, #0d0d0d 0%, #121212 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
    overflow: hidden;
}

/* Rainbow gradient top accent */
.tutorials-intercept-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4FC3F7, #81C784, #FFB74D, #CE93D8, #80DEEA);
    border-radius: 16px 16px 0 0;
}

.tutorials-intercept-banner .intercept-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.75rem;
}

.tutorials-intercept-banner h3 {
    color: var(--white);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.tutorials-intercept-banner p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.98rem;
    margin-bottom: 1.5rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.65;
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — shared mobile tweaks
   ═══════════════════════════════════════════════════════════ */

@media (max-width: 767px) {
    .tutorials-page .hero-title {
        font-size: 2.2rem;
    }

    .tutorials-page .hero-subtitle {
        font-size: 1rem;
    }

    .tutorials-intercept-banner {
        padding: 2rem 1.25rem;
    }

    .tutorials-intercept-banner h3 {
        font-size: 1.2rem;
    }
}

@media (max-width: 575px) {
    .tutorials-page .hero-title {
        font-size: 1.85rem;
    }

    .tutorials-hero-stats {
        gap: 0.6rem;
    }
}

/* ═══════════════════════════════════════════════════════════
   VIDEO LIGHTBOX MODAL
   ═══════════════════════════════════════════════════════════ */

.tut-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.tut-modal-overlay.is-open {
    display: flex;
}

.tut-modal-container {
    position: relative;
    width: 100%;
    max-width: 860px;
    background: #111111;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.75);
    animation: tut-modal-in 0.22s ease;
}

@keyframes tut-modal-in {
    from { transform: scale(0.94); opacity: 0; }
    to   { transform: scale(1);    opacity: 1; }
}

/* Close button */
.tut-modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 10;
    background: rgba(0, 0, 0, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--white);
    font-size: 1.1rem;
    line-height: 1;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.tut-modal-close:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.35);
}

/* Video title bar */
.tut-modal-title {
    padding: 0.85rem 1.2rem 0.75rem;
    padding-right: 3rem; /* avoid overlap with close button */
    font-size: 0.92rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.82);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 16:9 iframe wrapper */
.tut-modal-video-wrap {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.tut-modal-video-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

/* Modal responsive */
@media (max-width: 575px) {
    .tut-modal-overlay {
        padding: 0.75rem;
    }

    .tut-modal-container {
        border-radius: 8px;
    }
}