/* ============================================================
   OSB AKADEMİ — Premium Eğitim Kartları
   ============================================================ */

.osb-wrapper,
.osb-single {
    --osb-ink: #0b1d3a;
    --osb-ink-2: #1a2b4d;
    --osb-muted: #64748b;
    --osb-muted-2: #94a3b8;
    --osb-line: #e6ebf3;
    --osb-line-2: #f1f5f9;
    --osb-bg: #f8fafc;
    --osb-card: #ffffff;
    --osb-renk: #0a3d91;
    --osb-renk-soft: rgba(10, 61, 145, 0.08);
    --osb-accent: #f5b400;
    --osb-success: #10b981;
    --osb-danger: #ef4444;
    --osb-radius: 20px;
    --osb-radius-sm: 12px;
    --osb-shadow-sm: 0 1px 2px rgba(11, 29, 58, 0.04), 0 2px 8px rgba(11, 29, 58, 0.04);
    --osb-shadow-md: 0 4px 12px rgba(11, 29, 58, 0.06), 0 12px 32px rgba(11, 29, 58, 0.08);
    --osb-shadow-lg: 0 12px 28px rgba(11, 29, 58, 0.12), 0 24px 60px rgba(11, 29, 58, 0.16);
    --osb-ease: cubic-bezier(0.22, 1, 0.36, 1);

    font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--osb-ink);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.osb-wrapper *,
.osb-single * { box-sizing: border-box; }

.osb-wrapper { max-width: 1280px; margin: 0 auto; padding: 56px 24px; }

/* ============================================================
   SECTION HEADER
   ============================================================ */
.osb-section { margin-bottom: 80px; }
.osb-section:last-child { margin-bottom: 0; }

.osb-section-head {
    text-align: center;
    margin-bottom: 48px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.osb-section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--osb-renk-soft);
    color: var(--osb-renk);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.osb-section-eyebrow-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--osb-renk);
    animation: osbPulse 2s ease-in-out infinite;
}
@keyframes osbPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.5); opacity: 0.5; }
}

.osb-section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
    line-height: 1.15;
    color: var(--osb-ink);
    background: linear-gradient(135deg, var(--osb-ink) 0%, var(--osb-renk) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.osb-section-sub {
    font-size: 16px;
    color: var(--osb-muted);
    margin: 0;
    line-height: 1.6;
}

/* ============================================================
   GRID
   ============================================================ */
.osb-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.osb-wrapper[data-sutun="2"] .osb-cards { grid-template-columns: repeat(2, 1fr); }
.osb-wrapper[data-sutun="3"] .osb-cards { grid-template-columns: repeat(3, 1fr); }
.osb-wrapper[data-sutun="4"] .osb-cards { grid-template-columns: repeat(4, 1fr); gap: 24px; }
.osb-wrapper[data-sutun="5"] .osb-cards { grid-template-columns: repeat(5, 1fr); gap: 20px; }

@media (max-width: 1100px) { .osb-cards { grid-template-columns: repeat(3, 1fr) !important; } }
@media (max-width: 900px)  { .osb-cards { grid-template-columns: repeat(2, 1fr) !important; gap: 20px; } }
@media (max-width: 560px)  { .osb-cards { grid-template-columns: 1fr !important; } }

/* ============================================================
   CARD
   ============================================================ */
.osb-card {
    --osb-renk: #0a3d91;
    position: relative;
    background: var(--osb-card);
    border-radius: var(--osb-radius);
    overflow: hidden;
    box-shadow: var(--osb-shadow-sm);
    border: 1px solid var(--osb-line);
    display: flex;
    flex-direction: column;
    isolation: isolate;
    opacity: 0;
    transform: translateY(24px);
    transition: transform 0.5s var(--osb-ease),
                box-shadow 0.4s var(--osb-ease),
                border-color 0.3s ease,
                opacity 0.5s ease;
    will-change: transform;
}
.osb-card.is-visible { opacity: 1; transform: translateY(0); }

.osb-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--osb-shadow-lg);
    border-color: transparent;
}

.osb-card-link {
    position: absolute;
    inset: 0;
    z-index: 4;
    text-indent: -9999px;
    overflow: hidden;
}

/* Top accent line on hover */
.osb-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--osb-renk), var(--osb-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s var(--osb-ease);
    z-index: 5;
    border-radius: var(--osb-radius) var(--osb-radius) 0 0;
}
.osb-card:hover::before { transform: scaleX(1); }

/* Media */
.osb-card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: linear-gradient(135deg, var(--osb-renk), #1a3a7d);
}
.osb-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 1s var(--osb-ease), filter 0.5s ease;
}
.osb-card:hover .osb-card-img {
    transform: scale(1.08);
    filter: saturate(1.1);
}
.osb-card-img--ph {
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.15), transparent 60%),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.1), transparent 50%),
        linear-gradient(135deg, var(--osb-renk), #07254f);
}

.osb-card-gradient {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(11,29,58,0) 30%, rgba(11,29,58,0.55) 100%);
    pointer-events: none;
    z-index: 1;
}

/* Top tags row */
.osb-card-tags {
    position: absolute;
    top: 16px;
    left: 16px;
    right: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    z-index: 3;
    flex-wrap: wrap;
}

.osb-tip-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--osb-renk);
    padding: 6px 12px 6px 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    letter-spacing: 0.2px;
}
.osb-tip-pill-icon {
    width: 18px; height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.osb-tip-pill-icon svg { width: 100%; height: 100%; }

.osb-status-pill {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.osb-status-pill--open { background: rgba(16, 185, 129, 0.95); color: #fff; }
.osb-status-pill--soon { background: rgba(245, 180, 0, 0.95); color: #422a00; }
.osb-status-pill--full { background: rgba(239, 68, 68, 0.95); color: #fff; }
.osb-status-pill--done { background: rgba(100, 116, 139, 0.95); color: #fff; }

.osb-status-pill--open::before {
    content: '';
    width: 6px; height: 6px; border-radius: 50%;
    background: #fff;
    margin-right: 6px;
    animation: osbPulse 1.6s ease-in-out infinite;
}

/* Rozet (badge) */
.osb-card-rozet {
    position: absolute;
    bottom: 16px;
    left: 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #fbc834 0%, #d99700 100%);
    color: #2a1a00;
    padding: 6px 12px 6px 8px;
    border-radius: 999px;
    font-size: 10.5px;
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: 0 4px 12px rgba(217, 151, 0, 0.45);
    z-index: 3;
    max-width: calc(100% - 96px);
}
.osb-card-rozet svg { width: 12px; height: 12px; flex: none; }
.osb-card-rozet span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Date capsule */
.osb-card-date {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: #fff;
    width: 64px;
    border-radius: 14px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0,0,0,0.18);
    z-index: 3;
    display: flex;
    flex-direction: column;
}
.osb-card-date-day {
    font-size: 26px;
    font-weight: 800;
    line-height: 1;
    padding: 10px 0 6px;
    color: var(--osb-ink);
    letter-spacing: -0.02em;
}
.osb-card-date-month {
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1px;
    background: var(--osb-renk);
    color: #fff;
    padding: 5px 0;
    text-transform: uppercase;
}
.osb-card-date-year {
    font-size: 9px;
    font-weight: 700;
    color: var(--osb-muted);
    padding: 3px 0;
    background: var(--osb-line-2);
    letter-spacing: 0.5px;
}

/* Body */
.osb-card-body {
    padding: 22px 22px 22px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
}

.osb-card-title {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
    line-height: 1.35;
    letter-spacing: -0.01em;
    color: var(--osb-ink);
    min-height: 48px;
    transition: color 0.25s ease;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.osb-card:hover .osb-card-title { color: var(--osb-renk); }

/* Meta (clock, location) */
.osb-card-meta {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.osb-card-meta li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--osb-muted);
    line-height: 1.4;
}
.osb-card-meta svg {
    width: 15px; height: 15px;
    color: var(--osb-renk);
    flex: none;
    opacity: 0.85;
}
.osb-card-meta span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Prices */
.osb-card-prices {
    display: flex;
    align-items: stretch;
    gap: 0;
    background: var(--osb-line-2);
    border-radius: var(--osb-radius-sm);
    padding: 12px;
}
.osb-price {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}
.osb-price-label {
    font-size: 10.5px;
    color: var(--osb-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.osb-price-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--osb-ink);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.osb-price-sep {
    width: 1px;
    background: var(--osb-line);
    margin: 0 12px;
}

/* Capacity */
.osb-card-capacity {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.osb-capacity-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--osb-muted);
}
.osb-capacity-text {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.osb-capacity-text svg { width: 13px; height: 13px; }
.osb-capacity-text strong {
    color: var(--osb-ink);
    font-weight: 700;
}
.osb-capacity-percent {
    font-weight: 700;
    color: var(--osb-renk);
}

.osb-bar {
    height: 6px;
    background: var(--osb-line-2);
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}
.osb-bar-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--osb-renk) 0%, var(--osb-accent) 100%);
    border-radius: 999px;
    transition: width 1.4s var(--osb-ease) 0.2s;
    position: relative;
}
.osb-bar-fill::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: osbBarShine 2.5s ease-in-out infinite;
}
@keyframes osbBarShine {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(200%); }
}
.osb-card.is-visible .osb-bar-fill { width: var(--doluluk); }

/* Button */
.osb-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 22px;
    background: var(--osb-renk);
    color: #fff !important;
    border: none;
    border-radius: var(--osb-radius-sm);
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.2px;
    cursor: pointer;
    overflow: hidden;
    margin-top: auto;
    z-index: 5;
    transition: transform 0.3s var(--osb-ease),
                box-shadow 0.3s var(--osb-ease),
                background-color 0.25s ease;
    box-shadow: 0 4px 12px -2px rgba(10, 61, 145, 0.4);
}
.osb-btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transition: left 0.7s var(--osb-ease);
    pointer-events: none;
}
.osb-btn:hover::before { left: 100%; }
.osb-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -4px rgba(10, 61, 145, 0.5);
    color: #fff !important;
}
.osb-btn-text { position: relative; z-index: 1; }
.osb-btn-icon {
    width: 16px; height: 16px;
    display: inline-flex;
    transition: transform 0.3s var(--osb-ease);
    position: relative; z-index: 1;
}
.osb-btn-icon svg { width: 100%; height: 100%; }
.osb-btn:hover .osb-btn-icon { transform: translateX(4px); }

.osb-btn--yakinda    { background: linear-gradient(135deg, #c8a52b, #8a6f00); box-shadow: 0 4px 12px -2px rgba(138, 111, 0, 0.4); }
.osb-btn--dolu       { background: linear-gradient(135deg, #c33c3c, #8a1818); box-shadow: 0 4px 12px -2px rgba(138, 24, 24, 0.4); }
.osb-btn--tamamlandi { background: linear-gradient(135deg, #5e7080, #3a4a5a); box-shadow: 0 4px 12px -2px rgba(58, 74, 90, 0.4); }
.osb-btn--yakinda,
.osb-btn--dolu,
.osb-btn--tamamlandi { cursor: not-allowed; }
.osb-btn--yakinda:hover,
.osb-btn--dolu:hover,
.osb-btn--tamamlandi:hover { transform: none; }

/* Stagger */
.osb-cards .osb-card:nth-child(1) { transition-delay: 0.05s; }
.osb-cards .osb-card:nth-child(2) { transition-delay: 0.12s; }
.osb-cards .osb-card:nth-child(3) { transition-delay: 0.19s; }
.osb-cards .osb-card:nth-child(4) { transition-delay: 0.26s; }
.osb-cards .osb-card:nth-child(5) { transition-delay: 0.33s; }
.osb-cards .osb-card:nth-child(6) { transition-delay: 0.40s; }
.osb-cards .osb-card:nth-child(7) { transition-delay: 0.47s; }
.osb-cards .osb-card:nth-child(8) { transition-delay: 0.54s; }

/* ============================================================
   SINGLE — DETAIL PAGE
   ============================================================ */
.osb-single { background: var(--osb-bg); }

.osb-breadcrumb {
    background: #fff;
    border-bottom: 1px solid var(--osb-line);
    padding: 14px 0;
}
.osb-breadcrumb-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--osb-muted);
    flex-wrap: wrap;
}
.osb-breadcrumb a {
    color: var(--osb-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s ease;
}
.osb-breadcrumb a:hover { color: var(--osb-renk); }
.osb-breadcrumb svg { width: 14px; height: 14px; }
.osb-breadcrumb-sep { color: var(--osb-muted-2); }
.osb-breadcrumb-current { color: var(--osb-ink); font-weight: 600; }

.osb-hero {
    position: relative;
    background: linear-gradient(135deg, var(--osb-renk) 0%, #07254f 100%);
    color: #fff;
    padding: 64px 24px 80px;
    overflow: hidden;
}
.osb-hero::before {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.08), transparent 70%);
    border-radius: 50%;
}
.osb-hero::after {
    content: '';
    position: absolute;
    bottom: -150px; left: -150px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(245, 180, 0, 0.12), transparent 70%);
    border-radius: 50%;
}
.osb-hero-inner {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 1;
}
.osb-hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px 8px 12px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}
.osb-hero-pill svg { width: 16px; height: 16px; }

.osb-hero-title {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 800;
    margin: 0 0 16px;
    letter-spacing: -0.025em;
    line-height: 1.1;
    max-width: 900px;
}
.osb-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 24px;
    color: rgba(255,255,255,0.9);
    font-size: 15px;
}
.osb-hero-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.osb-hero-meta-item svg { width: 18px; height: 18px; opacity: 0.8; }

/* Content layout */
.osb-single-container {
    max-width: 1200px;
    margin: -40px auto 0;
    padding: 0 24px 80px;
    position: relative;
    z-index: 2;
}
.osb-single-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
    align-items: start;
}
@media (max-width: 960px) {
    .osb-single-grid { grid-template-columns: 1fr; }
}

.osb-single-main {
    background: #fff;
    border-radius: var(--osb-radius);
    box-shadow: var(--osb-shadow-md);
    overflow: hidden;
    border: 1px solid var(--osb-line);
}
.osb-single-cover {
    position: relative;
    aspect-ratio: 16 / 7;
    overflow: hidden;
    background: linear-gradient(135deg, var(--osb-renk), #07254f);
}
.osb-single-cover img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
}
.osb-single-cover-rozet {
    position: absolute;
    top: 24px; left: 24px;
    background: linear-gradient(135deg, #fbc834, #d99700);
    color: #2a1a00;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: 0 8px 20px rgba(217, 151, 0, 0.5);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.osb-single-cover-rozet svg { width: 14px; height: 14px; }

.osb-single-body {
    padding: 40px 44px;
}
@media (max-width: 700px) { .osb-single-body { padding: 28px 24px; } }

.osb-single-section {
    margin-bottom: 36px;
    padding-bottom: 36px;
    border-bottom: 1px solid var(--osb-line);
}
.osb-single-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
.osb-single-section-title {
    font-size: 22px;
    font-weight: 800;
    margin: 0 0 20px;
    color: var(--osb-ink);
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 12px;
}
.osb-single-section-title::before {
    content: '';
    width: 4px;
    height: 22px;
    background: linear-gradient(180deg, var(--osb-renk), var(--osb-accent));
    border-radius: 999px;
}

/* Info grid */
.osb-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}
.osb-info-item {
    background: var(--osb-line-2);
    border-radius: var(--osb-radius-sm);
    padding: 16px 18px;
    border: 1px solid transparent;
    transition: all 0.25s ease;
}
.osb-info-item:hover {
    background: #fff;
    border-color: var(--osb-renk);
    transform: translateY(-2px);
    box-shadow: var(--osb-shadow-sm);
}
.osb-info-item-head {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--osb-muted);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}
.osb-info-item-head svg { width: 14px; height: 14px; color: var(--osb-renk); }
.osb-info-item-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--osb-ink);
    line-height: 1.4;
}

/* Madde list (curriculum) */
.osb-curriculum {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.osb-curriculum li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 18px;
    background: var(--osb-line-2);
    border-radius: var(--osb-radius-sm);
    border-left: 3px solid var(--osb-renk);
    font-size: 15px;
    line-height: 1.5;
    color: var(--osb-ink-2);
    transition: all 0.25s ease;
}
.osb-curriculum li:hover {
    background: #fff;
    box-shadow: var(--osb-shadow-sm);
    transform: translateX(4px);
}
.osb-curriculum-icon {
    flex: none;
    width: 22px; height: 22px;
    border-radius: 50%;
    background: var(--osb-renk);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
}
.osb-curriculum-icon svg { width: 13px; height: 13px; }

/* Description */
.osb-single-desc {
    font-size: 16px;
    line-height: 1.75;
    color: var(--osb-ink-2);
}
.osb-single-desc p { margin: 0 0 16px; }
.osb-single-desc p:last-child { margin: 0; }

/* Sidebar */
.osb-sidebar {
    position: sticky;
    top: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
@media (max-width: 960px) { .osb-sidebar { position: static; } }

.osb-cta-card {
    background: #fff;
    border-radius: var(--osb-radius);
    border: 1px solid var(--osb-line);
    box-shadow: var(--osb-shadow-md);
    overflow: hidden;
}
.osb-cta-head {
    background: linear-gradient(135deg, var(--osb-renk) 0%, #07254f 100%);
    color: #fff;
    padding: 24px 28px;
    text-align: center;
}
.osb-cta-head-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    opacity: 0.85;
    margin-bottom: 4px;
}
.osb-cta-head-value {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.osb-cta-body { padding: 24px 28px; }

.osb-cta-prices {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}
.osb-cta-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--osb-line-2);
    border-radius: var(--osb-radius-sm);
}
.osb-cta-price-row span { font-size: 13px; color: var(--osb-muted); font-weight: 600; }
.osb-cta-price-row strong {
    font-size: 16px;
    color: var(--osb-renk);
    font-weight: 800;
}
.osb-cta-price-row--free strong { color: var(--osb-success); }

.osb-cta-capacity { margin-bottom: 20px; }
.osb-cta-capacity-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 13px;
}
.osb-cta-capacity-info strong { color: var(--osb-ink); font-weight: 700; }
.osb-cta-capacity-info span:last-child { color: var(--osb-renk); font-weight: 700; }

.osb-cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 16px 24px;
    background: var(--osb-renk);
    color: #fff !important;
    border: none;
    border-radius: var(--osb-radius-sm);
    font-weight: 800;
    font-size: 15px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 8px 20px -4px rgba(10, 61, 145, 0.5);
    transition: transform 0.3s var(--osb-ease), box-shadow 0.3s var(--osb-ease);
    position: relative;
    overflow: hidden;
}
.osb-cta-btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transition: left 0.7s var(--osb-ease);
}
.osb-cta-btn:hover::before { left: 100%; }
.osb-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -6px rgba(10, 61, 145, 0.6);
    color: #fff !important;
}
.osb-cta-btn svg { width: 18px; height: 18px; transition: transform 0.3s var(--osb-ease); }
.osb-cta-btn:hover svg { transform: translateX(4px); }

.osb-cta-btn--yakinda    { background: linear-gradient(135deg, #c8a52b, #8a6f00); cursor: not-allowed; }
.osb-cta-btn--dolu       { background: linear-gradient(135deg, #c33c3c, #8a1818); cursor: not-allowed; }
.osb-cta-btn--tamamlandi { background: linear-gradient(135deg, #5e7080, #3a4a5a); cursor: not-allowed; }

.osb-cta-note {
    margin-top: 16px;
    padding: 14px 16px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: var(--osb-radius-sm);
    font-size: 13px;
    line-height: 1.55;
    color: #78350f;
}

.osb-share-card {
    background: #fff;
    border-radius: var(--osb-radius);
    border: 1px solid var(--osb-line);
    padding: 20px 24px;
    box-shadow: var(--osb-shadow-sm);
}
.osb-share-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--osb-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 0 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.osb-share-title svg { width: 14px; height: 14px; }
.osb-share-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.osb-share-buttons a {
    width: 38px; height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--osb-line-2);
    border-radius: 50%;
    color: var(--osb-muted);
    text-decoration: none;
    transition: all 0.25s ease;
}
.osb-share-buttons a:hover {
    background: var(--osb-renk);
    color: #fff;
    transform: translateY(-2px);
}
.osb-share-buttons svg { width: 16px; height: 16px; }

/* Related */
.osb-related {
    max-width: 1280px;
    margin: 0 auto;
    padding: 60px 24px 80px;
}
.osb-related-title {
    font-size: 28px;
    font-weight: 800;
    margin: 0 0 28px;
    text-align: center;
    color: var(--osb-ink);
    letter-spacing: -0.02em;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .osb-card, .osb-bar-fill, .osb-bar-fill::after {
        transition: none !important;
        animation: none !important;
    }
    .osb-card { opacity: 1; transform: none; }
}