/* NetLev — 9 derece vitrini (projects/netlev.html, 18 Eyl 2026)
 *
 * Bölüm: derece merdiveni (9 amblem) + üç yeni derecenin tanıtım videoları.
 * Düzen: masaüstü (>=1024px) üç sütun; iPad ve telefon yatay kaydırmalı kartlar
 * (scroll-snap). Videolar yalnız ekranda görünürken oynar (bkz. sayfa betiği).
 * Derece renkleri uygulamadaki amblemlerden ölçülen kimlik renkleridir.
 */

.rank-showcase {
    --rank-emerald: #4fb070;
    --rank-diamond: #8495ec;
    --rank-master: #a45cce;
    position: relative;
    padding: 6rem 2rem;
    background: linear-gradient(180deg, #0f172a 0%, #0b1224 45%, #0a0e1a 100%);
    color: #e5e7eb;
    overflow: hidden;
    isolation: isolate;
}

.rank-showcase::before {
    content: '';
    position: absolute;
    inset: -10% -10% auto;
    height: 70%;
    background:
        radial-gradient(40% 55% at 22% 40%, rgba(79, 176, 112, 0.10), transparent 70%),
        radial-gradient(40% 55% at 50% 30%, rgba(132, 149, 236, 0.12), transparent 70%),
        radial-gradient(40% 55% at 78% 40%, rgba(164, 92, 206, 0.12), transparent 70%);
    z-index: -1;
    pointer-events: none;
}

.rank-showcase-inner {
    max-width: 1200px;
    margin: 0 auto;
}

/* ── Başlık ─────────────────────────────────────────────────────────── */

.rank-showcase-head {
    max-width: 760px;
    margin: 0 auto 3rem;
    text-align: center;
}

.rank-showcase-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem;
    margin-bottom: 1.25rem;
    border-radius: 999px;
    border: 1px solid rgba(132, 149, 236, 0.45);
    background: rgba(132, 149, 236, 0.10);
    color: #c7d2fe;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.16em;
}

.rank-showcase-eyebrow::before {
    content: '';
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--rank-emerald), var(--rank-diamond), var(--rank-master));
    box-shadow: 0 0 10px rgba(132, 149, 236, 0.8);
}

.rank-showcase-title {
    font-size: clamp(1.9rem, 4.6vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.1rem;
    background: linear-gradient(135deg, #f1f5f9 0%, #cbd5e1 45%, #a5b4fc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.rank-showcase-desc {
    color: #cbd5e1;
    font-size: 1.075rem;
    line-height: 1.7;
}

/* ── Derece merdiveni ───────────────────────────────────────────────── */

.rank-ladder {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(9, minmax(0, 1fr));
    gap: 0.5rem;
    margin: 0 auto 3.5rem;
    padding: 1.25rem 1rem 1rem;
    position: relative;
    border-radius: 1.5rem;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.55), rgba(15, 23, 42, 0.35));
}

/* Basamakları bağlayan ışık hattı (amblemlerin arkasında) */
.rank-ladder::before {
    content: '';
    position: absolute;
    left: 6%;
    right: 6%;
    top: calc(1.25rem + 36px);
    height: 2px;
    background: linear-gradient(90deg,
            #cd8a4f, #b8c0c6, #d6a43a, #49c9f5,
            var(--rank-emerald), var(--rank-diamond), var(--rank-master),
            #e0342a, #eef7fa);
    opacity: 0.35;
    z-index: 0;
}

.rank-step {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.45rem;
    text-align: center;
}

.rank-step img {
    width: 72px;
    height: 72px;
    object-fit: contain;
    filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.55));
}

.rank-step-name {
    font-size: 0.82rem;
    font-weight: 700;
    color: #e2e8f0;
    line-height: 1.2;
}

.rank-step-index {
    font-size: 0.68rem;
    font-weight: 700;
    color: #64748b;
    letter-spacing: 0.08em;
}

.rank-step.is-new img {
    filter: drop-shadow(0 0 14px var(--step-glow, rgba(132, 149, 236, 0.55))) drop-shadow(0 6px 14px rgba(0, 0, 0, 0.55));
}

.rank-step.is-new .rank-step-name {
    color: #fff;
}

.rank-new-tag {
    position: absolute;
    top: -0.55rem;
    right: 50%;
    transform: translateX(calc(50% + 26px));
    padding: 0.12rem 0.42rem;
    border-radius: 999px;
    font-size: 0.6rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    color: #0b1220;
    background: linear-gradient(135deg, #e0e7ff, #a5b4fc);
    box-shadow: 0 0 10px rgba(165, 180, 252, 0.6);
}

.rank-step--emerald { --step-glow: rgba(79, 176, 112, 0.65); }
.rank-step--diamond { --step-glow: rgba(132, 149, 236, 0.65); }
.rank-step--master { --step-glow: rgba(164, 92, 206, 0.65); }

/* ── Video kartları ─────────────────────────────────────────────────── */

.rank-reveal-track {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

.rank-reveal-card {
    --card-accent: var(--rank-diamond);
    position: relative;
    margin: 0;
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid color-mix(in srgb, var(--card-accent) 45%, transparent);
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.9), rgba(10, 14, 26, 0.95));
    box-shadow:
        0 18px 50px rgba(0, 0, 0, 0.55),
        0 0 36px color-mix(in srgb, var(--card-accent) 18%, transparent);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}

.rank-reveal-card--emerald { --card-accent: var(--rank-emerald); }
.rank-reveal-card--diamond { --card-accent: var(--rank-diamond); }
.rank-reveal-card--master { --card-accent: var(--rank-master); }

@media (hover: hover) {
    .rank-reveal-card:hover {
        transform: translateY(-6px);
        box-shadow:
            0 26px 60px rgba(0, 0, 0, 0.6),
            0 0 48px color-mix(in srgb, var(--card-accent) 30%, transparent);
    }
}

.rank-reveal-media {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #0b0f19;
}

.rank-reveal-video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.rank-reveal-video::-webkit-media-controls-start-playback-button {
    display: none !important;
}

.rank-reveal-caption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.15rem 1.15rem;
    border-top: 1px solid rgba(148, 163, 184, 0.12);
}

.rank-reveal-text {
    min-width: 0;
}

.rank-reveal-name {
    display: block;
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
}

.rank-reveal-meta {
    display: block;
    margin-top: 0.3rem;
    font-size: 0.86rem;
    color: #94a3b8;
    line-height: 1.45;
}

.rank-reveal-badge {
    flex: none;
    padding: 0.28rem 0.6rem;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    color: #fff;
    background: color-mix(in srgb, var(--card-accent) 30%, transparent);
    border: 1px solid color-mix(in srgb, var(--card-accent) 65%, transparent);
}

.rank-swipe-hint {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    margin-top: 0.25rem;
    color: #64748b;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ── iPad ve telefon: yatay kaydırmalı kartlar ─────────────────────── */

@media (max-width: 1023px) {
    .rank-showcase {
        padding: 5rem 0;
    }

    .rank-showcase-head,
    .rank-ladder {
        margin-left: 1.5rem;
        margin-right: 1.5rem;
    }

    .rank-ladder {
        padding: 1rem 0.5rem 0.85rem;
    }

    .rank-ladder::before {
        top: calc(1rem + 28px);
    }

    .rank-step img {
        width: 56px;
        height: 56px;
    }

    .rank-step-name {
        font-size: 0.74rem;
    }

    .rank-new-tag {
        transform: translateX(calc(50% + 20px));
    }

    .rank-reveal-track {
        display: flex;
        gap: 1rem;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scroll-padding-inline: 1.5rem;
        padding: 0.5rem 1.5rem 1.25rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .rank-reveal-track::-webkit-scrollbar {
        display: none;
    }

    .rank-reveal-track > li {
        flex: 0 0 62%;
        scroll-snap-align: start;
    }

    .rank-swipe-hint {
        display: flex;
    }
}

@media (max-width: 639px) {
    .rank-showcase {
        padding: 4rem 0;
    }

    .rank-showcase-head,
    .rank-ladder {
        margin-left: 1rem;
        margin-right: 1rem;
    }

    .rank-showcase-desc {
        font-size: 1rem;
    }

    /* Telefonda merdiven 3×3 */
    .rank-ladder {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        row-gap: 1.35rem;
        padding: 1.4rem 0.75rem 1.1rem;
    }

    .rank-ladder::before {
        display: none;
    }

    .rank-step img {
        width: 60px;
        height: 60px;
    }

    .rank-step-name {
        font-size: 0.8rem;
    }

    .rank-reveal-track {
        scroll-padding-inline: 1rem;
        padding: 0.5rem 1rem 1.25rem;
    }

    .rank-reveal-track > li {
        flex-basis: 86%;
    }
}


/* Hareket azaltma: videolar kendiliğinden oynamaz, kart kalkmaz */
@media (prefers-reduced-motion: reduce) {
    .rank-reveal-card {
        transition: none;
    }

    .rank-reveal-card:hover {
        transform: none;
    }
}