/* Fruitley case study — layered on top of styles.css */
html { scroll-behavior: smooth; }

.case-study-hero { padding: 80px 10%; background: var(--bg-paper); min-height: 70vh; display: flex; flex-direction: column; }
.go-back-link { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-pencil); font-family: var(--font-ui); font-weight: 500; margin-bottom: 32px; font-size: 1rem; transition: transform .3s var(--ease-sketch); }
.go-back-link:hover { transform: translateX(-5px); }
.case-study-title { font-family: var(--font-sketch); font-size: clamp(2rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.25; letter-spacing: -1.5px; margin-bottom: 32px; }
.case-study-title .ink { color: var(--accent-deep); }

.project-meta-grid { display: flex; justify-content: space-between; flex-wrap: nowrap; gap: 24px; border-top: 1px solid rgba(0,0,0,.1); border-bottom: 1px solid rgba(0,0,0,.1); padding: 24px 0; }
.meta-item { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.meta-label { font-family: var(--font-sketch); font-size: 0.8rem; font-weight: 700; letter-spacing: 1px; color: #888; }
.meta-value { font-family: var(--font-ui); font-size: 0.85rem; font-weight: 500; color: var(--text-pencil); }

.case-study-media-full { width: 100%; margin-top: 40px; }
.banner-link { display: block; text-decoration: none; }
.banner-container {
    width: 100%; aspect-ratio: 16/7; border-radius: 12px; border: 2px solid var(--band-line);
    position: relative; overflow: hidden; cursor: pointer;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12); transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.banner-container:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.18); }
.banner-image { width: 100%; height: 100%; object-fit: cover; }
.banner-overlay {
    position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.6) 100%);
    transition: background 0.3s ease;
}
.banner-container:hover .banner-overlay { background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.7) 100%); }
.banner-content {
    position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; align-items: center;
    color: #fff; text-align: center; z-index: 2; padding: 20px;
}
.banner-subtitle {
    font-family: var(--font-ui); font-size: 14px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
    opacity: 0.9; margin-bottom: 12px;
}
.banner-title {
    font-family: var(--font-sketch); font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.1;
    margin-bottom: 16px; text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.banner-cta {
    font-family: var(--font-ui); font-size: 16px; font-weight: 600; opacity: 0.95;
    background: rgba(255,255,255,0.2); padding: 12px 24px; border-radius: 50px;
    backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.3);
    transition: all 0.3s ease;
}
.banner-container:hover .banner-cta { background: rgba(255,255,255,0.3); transform: scale(1.05); }

.banner-stats-container {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px; width: 100%; margin-top: 20px; padding: 0;
    position: relative; left: auto; bottom: auto; z-index: auto;
}
.banner-stat-card {
    background: rgba(255, 255, 255, 0.95); border: 1px solid rgba(0,0,0,0.08);
    border-radius: 12px; padding: 18px 20px; display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 4px; color: #1a1a1a;
    box-shadow: 0 10px 20px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.banner-stat-card:hover {
    transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.12);
}
.banner-stat-card .stat-value {
    font-family: var(--font-sketch); font-size: 1.7rem; font-weight: 800; letter-spacing: 0.5px;
}
.banner-stat-card .stat-label {
    font-family: var(--font-ui); font-size: 0.9rem; font-weight: 600; color: #555;
}

.cs-visual {
    width: 100%; aspect-ratio: 16/8; border-radius: 12px; border: 1.5px solid var(--band-line);
    display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 10px; color: #fff; text-align: center;
    background: linear-gradient(135deg, #FF7E5F, #FEB47B); position: relative; overflow: hidden;
}
.cs-visual.tall { aspect-ratio: 16/11; }
.cs-visual .cs-vis-big { font-family: var(--font-sketch); font-size: 2.6rem; font-weight: 700; line-height: 1; padding: 0 16px; }
.cs-visual .cs-vis-small { font-family: var(--font-ui); font-weight: 600; letter-spacing: 2px; text-transform: uppercase; font-size: 12px; opacity: .9; }

/* Article layout */
.cs-article-layout { display: flex; gap: 80px; padding: 50px 10% 60px; background: var(--bg-paper); max-width: 1400px; margin: 0 auto; }
.cs-sidebar { flex: 1; min-width: 250px; }
.cs-toc { position: sticky; top: 40px; }
.cs-toc-label { display: block; font-family: var(--font-ui); font-size: 14px; font-weight: 700; color: #AAA; letter-spacing: 2px; margin-bottom: 20px; }
.cs-toc-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.cs-toc-list li a { text-decoration: none; font-family: var(--font-ui); font-size: 14px; font-weight: 500; color: #AAA; transition: all .3s ease; }
.cs-toc-list li.active a { color: var(--text-pencil); font-weight: 700; }
.cs-toc-list li a:hover { color: var(--text-pencil); }
.cs-outline-btn { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border: 1.2px solid var(--accent); border-radius: 6px; color: var(--accent); text-decoration: none; font-family: var(--font-ui); font-weight: 600; font-size: 0.85rem; transition: all .3s ease; margin-top: 16px; }
.cs-outline-btn:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }

.cs-main-content { flex: 3; display: flex; flex-direction: column; }
.cs-content-section { max-width: 1000px; scroll-margin-top: 120px; }
.cs-section-title, .cs-summary-title { font-family: var(--font-sketch); font-size: 2.5rem; font-weight: 800; margin-bottom: 20px; letter-spacing: -1px; line-height: 1; }
.cs-summary-underline { width: 60px; height: 4px; background: var(--accent); margin-bottom: 40px; }
.cs-paragraph, .cs-summary-intro { font-family: var(--font-ui); font-size: 1.125rem; line-height: 1.6; color: #333; margin-bottom: 2rem; }
.cs-paragraph strong, .cs-summary-intro strong { color: var(--accent-deep); }
.cs-divider { border: none; border-top: 1px solid rgba(0,0,0,.15); width: 100%; margin: 24px 0; }

.cs-summary-grid { display: grid; grid-template-columns: 1fr 1.5fr; column-gap: 80px; row-gap: 40px; align-items: flex-start; }
.cs-summary-left { max-width: 350px; }
.cs-summary-right { display: flex; flex-direction: column; gap: 32px; }
.cs-summary-right p { margin-bottom: 0; }
.cs-summary-full-image { grid-column: 1 / -1; margin-top: 8px; }

.cs-card-section { background: #fff; border-radius: 16px; padding: 32px; margin: 40px 0; box-shadow: 0 4px 30px rgba(0,0,0,.03); border: 0.5px solid rgba(0,0,0,.08); }
.cs-card-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: flex-start; }
.cs-card-subtitle { font-family: var(--font-sketch); font-size: 24px; font-weight: 700; margin-bottom: 1.5rem; }
.cs-bullet-list { list-style: none; display: flex; flex-direction: column; gap: 1.2rem; }
.cs-bullet-list li { font-family: var(--font-ui); font-size: 1rem; line-height: 1.6; color: #444; position: relative; padding-left: 1.5rem; }
.cs-bullet-list li::before { content: "•"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.cs-bullet-list li strong { color: var(--accent-deep); }

.cs-stat-row { display: flex; gap: 3rem; flex-wrap: wrap; margin-top: 8px; }
.cs-stat-box { display: flex; flex-direction: column; gap: 8px; }
.cs-stat-value { font-family: var(--font-sketch); font-size: 3rem; font-weight: 800; line-height: 1; color: var(--accent-deep); }
.cs-stat-label { font-family: var(--font-ui); font-size: 0.95rem; color: #888; font-weight: 500; }

.cs-primary-btn { display: inline-flex; align-items: center; gap: 12px; padding: 16px 32px; background: var(--accent); border: none; border-radius: 12px; color: #fff !important; text-decoration: none; font-family: var(--font-ui); font-weight: 700; font-size: 1.1rem; transition: all .3s ease; box-shadow: 0 4px 15px rgba(109,74,255,.3); }
.cs-primary-btn:hover { background: var(--accent-dark); transform: translateY(-3px); box-shadow: 0 8px 25px rgba(109,74,255,.4); }

/* Smart mobile nav */
#cs-mobile-nav { display: none; }

@media (max-width: 1100px) {
    .go-back-link { display: none !important; }
    #cs-mobile-nav {
        display: flex;
        justify-content: flex-start;
        align-items: center;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        padding: max(12px, env(safe-area-inset-top)) 5% 12px;
        background: color-mix(in srgb, var(--bg-paper) 88%, transparent);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        z-index: 10000;
        border-bottom: 1px solid var(--band-line);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    }
    .cs-mobile-back {
        color: var(--text-pencil);
        display: flex;
        align-items: center;
        justify-content: center;
        text-decoration: none;
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        border-radius: 8px;
        -webkit-tap-highlight-color: transparent;
    }
    .cs-mobile-back:active {
        background-color: rgba(0, 0, 0, 0.05);
        transform: scale(0.92);
    }
    
    .cs-article-layout {
        flex-direction: column;
        padding: 60px 6% 40px;
        gap: 40px;
    }
    .cs-sidebar {
        display: none;
        position: fixed;
        top: 56px;
        left: 0;
        width: 100%;
        height: calc(100dvh - 56px);
        background: color-mix(in srgb, var(--bg-paper) 98%, #000);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        z-index: 9999;
        padding: 24px 6% calc(env(safe-area-inset-bottom) + 80px);
        overflow-y: auto;
    }
    .cs-sidebar.active {
        display: block;
        animation: fadeIn 0.25s ease forwards;
    }
    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(-8px); }
        to { opacity: 1; transform: translateY(0); }
    }
    .cs-toc-list li a {
        font-size: 16px;
        color: var(--text-pencil);
        padding: 6px 0;
        display: block;
        min-height: 40px;
        line-height: 28px;
    }
    .cs-outline-btn {
        width: 100%;
        justify-content: center;
        min-height: 44px;
        font-size: 0.95rem;
    }
    .cs-main-content { gap: 0; }
    .cs-summary-grid { grid-template-columns: 1fr; gap: 32px; }
    .cs-summary-left { max-width: 100%; }
    .cs-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .case-study-hero {
        padding: calc(env(safe-area-inset-top) + 88px) 5% 16px;
        min-height: auto;
    }
    .case-study-title {
        font-size: clamp(2rem, 7.5vw, 2.8rem);
        margin-bottom: 24px;
        letter-spacing: -0.8px;
    }
    .project-meta-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px 20px;
        padding: 16px 0;
    }
    .meta-item {
        gap: 4px;
    }
    .meta-label {
        font-size: 0.72rem;
    }
    .meta-value {
        font-size: 0.82rem;
        line-height: 1.4;
    }

    /* Banner Container Responsive */
    .case-study-media-full {
        margin-top: 24px;
    }
    .banner-container {
        aspect-ratio: 16/10;
        min-height: 240px;
    }
    .banner-title {
        font-size: clamp(1.8rem, 6vw, 2.4rem);
        margin-bottom: 12px;
    }
    .banner-subtitle {
        font-size: 11px;
        margin-bottom: 8px;
    }
    .banner-cta {
        font-size: 13px;
        padding: 8px 18px;
    }
    .banner-stats-container {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
        margin-top: 12px;
        padding: 0;
    }
    .banner-stat-card {
        padding: 10px 8px;
        border-radius: 8px;
        gap: 2px;
        min-width: 0;
    }
    .banner-stat-card .stat-value {
        font-size: 1.15rem;
    }
    .banner-stat-card .stat-label {
        font-size: 0.7rem;
    }

    .cs-section-title, .cs-summary-title { font-size: 1.75rem; }
    .cs-paragraph, .cs-summary-intro, .cs-bullet-list li { font-size: 0.95rem; line-height: 1.6; }
    .cs-card-section { padding: 24px 18px; margin: 24px 0; border-radius: 12px; }
    .cs-stat-row { gap: 1.5rem; }
    .cs-stat-value { font-size: 2.2rem; }
    .cs-stat-label { font-size: 0.82rem; }
    .cs-primary-btn { font-size: 0.95rem; padding: 12px 24px; width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
    .case-study-hero {
        padding: calc(env(safe-area-inset-top) + 60px) 4% 12px;
    }
    .case-study-title {
        font-size: 1.95rem;
    }
    .project-meta-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .banner-container {
        aspect-ratio: 16/11;
        min-height: 220px;
    }
    .banner-stats-container {
        gap: 6px;
        margin-top: 10px;
        padding: 0;
    }
    .banner-stat-card {
        padding: 8px 6px;
    }
    .banner-stat-card .stat-value {
        font-size: 1rem;
    }
    .banner-stat-card .stat-label {
        font-size: 0.65rem;
    }
}

/* ============================================
   Coming Soon — Heavy Blur + Overlay
   ============================================ */
.cs-coming-soon-wrapper {
    position: relative;
    overflow: hidden;
    max-height: 520px;
}

.cs-blurred-content {
    filter: blur(12px) saturate(0.5);
    -webkit-filter: blur(12px) saturate(0.5);
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
    opacity: 0.5;
}

/* Gradient fade at the bottom of blurred area */
.cs-coming-soon-wrapper::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: linear-gradient(
        to bottom,
        rgba(252, 249, 244, 0) 0%,
        rgba(252, 249, 244, 0.4) 25%,
        rgba(252, 249, 244, 0.75) 50%,
        rgba(252, 249, 244, 0.95) 75%,
        rgba(252, 249, 244, 1) 100%
    );
    pointer-events: none;
    z-index: 1;
}

/* Overlay card */
.cs-coming-soon-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    padding: 0 20px 40px;
}

.cs-coming-soon-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 520px;
    padding: 44px 40px 36px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 24px;
    box-shadow:
        0 4px 40px rgba(0, 0, 0, 0.06),
        0 1px 3px rgba(0, 0, 0, 0.04);
    animation: cs-float-in 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes cs-float-in {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

.cs-coming-soon-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent, #6d4aff) 0%, #a78bfa 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: #fff;
    box-shadow: 0 8px 24px rgba(109, 74, 255, 0.25);
    animation: cs-pulse 3s ease-in-out infinite;
}

@keyframes cs-pulse {
    0%, 100% { box-shadow: 0 8px 24px rgba(109, 74, 255, 0.25); transform: scale(1); }
    50% { box-shadow: 0 12px 36px rgba(109, 74, 255, 0.35); transform: scale(1.05); }
}

.cs-coming-soon-title {
    font-family: var(--font-sketch);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-pencil, #1a1a1a);
    letter-spacing: -0.5px;
    margin-bottom: 12px;
    line-height: 1.2;
}

.cs-coming-soon-desc {
    font-family: var(--font-ui);
    font-size: 0.95rem;
    line-height: 1.65;
    color: #666;
    margin-bottom: 28px;
    max-width: 400px;
}

.cs-coming-soon-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--text-pencil, #1a1a1a);
    color: #fff;
    text-decoration: none;
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-height: 48px;
    -webkit-tap-highlight-color: transparent;
}
.cs-coming-soon-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    background: var(--accent, #6d4aff);
}
.cs-coming-soon-btn:active {
    transform: scale(0.96);
}

@media (max-width: 600px) {
    .cs-coming-soon-wrapper { max-height: 440px; }
    .cs-coming-soon-card {
        padding: 30px 20px 24px;
        max-width: 100%;
        width: 100%;
        border-radius: 20px;
    }
    .cs-coming-soon-icon { width: 60px; height: 60px; margin-bottom: 16px; }
    .cs-coming-soon-icon svg { width: 30px; height: 30px; }
    .cs-coming-soon-title { font-size: 1.35rem; }
    .cs-coming-soon-desc { font-size: 0.88rem; margin-bottom: 20px; }
    .cs-coming-soon-btn { width: 100%; justify-content: center; padding: 12px 20px; font-size: 0.9rem; }
}