/* =========================================================================
   Why IKU page — hero, highlights, facilities, campus preview.
   ========================================================================= */

.why-hero.page-hero {
    padding-top: calc(var(--header-h) + 48px);
    padding-bottom: clamp(32px, 5vw, 56px);
    background:
        radial-gradient(90% 120% at 85% -5%, rgba(227, 6, 19, 0.16), transparent 55%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

.why-hero__grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(28px, 5vw, 56px);
    align-items: center;
}

.why-hero__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.why-hero__visual {
    position: relative;
}

.why-hero__card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.why-hero__card img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.why-hero__card-badge {
    position: absolute;
    left: 20px;
    bottom: 20px;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--red);
}

/* ---------- Highlights band ---------- */
.why-highlights {
    padding: clamp(36px, 5vw, 56px) 0;
    background: linear-gradient(135deg, rgba(227, 6, 19, 0.92), rgba(184, 5, 15, 0.95));
    color: #fff;
}

.why-highlights__head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 36px;
}

.why-highlights__head .eyebrow {
    color: rgba(255, 255, 255, 0.75);
}

.why-highlights__head .section__title {
    color: #fff;
    margin-bottom: 10px;
}

.why-highlights__head .section__lead {
    color: rgba(255, 255, 255, 0.82);
}

.why-highlights__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.why-highlight {
    text-align: center;
    padding: 28px 18px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(6px);
    transition: transform 0.3s ease, background 0.3s ease;
}

.why-highlight:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.16);
}

.why-highlight__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-bottom: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
}

.why-highlight__icon svg {
    width: 22px;
    height: 22px;
}

.why-highlight__num {
    display: block;
    font-family: var(--font-head);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    line-height: 1.1;
}

.why-highlight__label {
    display: block;
    margin-top: 6px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.82);
}

/* ---------- Reason cards ---------- */
.why-reason-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.why-reason-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px 28px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

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

.why-reason-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: 14px;
    border-radius: 12px;
    background: rgba(227, 6, 19, 0.08);
    color: var(--red);
}

.why-reason-card__icon svg {
    width: 24px;
    height: 24px;
}

.why-reason-card__index {
    position: absolute;
    top: 20px;
    right: 22px;
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 800;
    color: rgba(227, 6, 19, 0.14);
    line-height: 1;
}

.why-reason-card__title {
    font-size: 1.22rem;
    margin: 0 0 8px;
}

.why-reason-card__text {
    color: var(--text-muted);
    font-size: 0.96rem;
    margin: 0;
}

/* ---------- Facilities ---------- */
.why-facilities {
    background: var(--bg-2);
}

.why-facilities__head {
    max-width: 720px;
    margin-bottom: 34px;
}

.why-facilities__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.why-facility {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px 24px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.why-facility:hover {
    transform: translateY(-4px);
    border-color: rgba(227, 6, 19, 0.25);
}

.why-facility__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-bottom: 14px;
    border-radius: 10px;
    background: rgba(227, 6, 19, 0.08);
    color: var(--red);
}

.why-facility__icon svg {
    width: 22px;
    height: 22px;
}

.why-facility__title {
    font-size: 1.1rem;
    margin: 0 0 8px;
}

.why-facility__text {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin: 0;
    line-height: 1.55;
}

/* ---------- Campus preview ---------- */
.why-campus-preview__head {
    max-width: 720px;
    margin-bottom: 32px;
}

.why-campus-preview__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.why-campus-tile {
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.why-campus-tile:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(227, 6, 19, 0.3);
}

.why-campus-tile__media {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.why-campus-tile__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.why-campus-tile:hover .why-campus-tile__media img {
    transform: scale(1.04);
}

.why-campus-tile__body {
    padding: 18px 16px 20px;
}

.why-campus-tile__body h3 {
    font-size: 1rem;
    margin: 0 0 6px;
}

.why-campus-tile__body p {
    font-size: 0.84rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

.why-campus-preview__cta {
    margin-top: 28px;
    text-align: center;
}

/* ---------- Istanbul band (enhanced) ---------- */
.istanbul-band {
    background: var(--bg-2);
}

.istanbul-band__grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
}

.istanbul-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 34px;
}

.istanbul-stats__item {
    border-left: 3px solid var(--red);
    padding-left: 16px;
}

.istanbul-stats__item strong {
    display: block;
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text);
}

.istanbul-stats__item span {
    color: var(--text-muted);
    font-size: 0.92rem;
}

.istanbul-band__media {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.istanbul-band__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 3 / 2;
    display: block;
}

/* ---------- Partner band ---------- */
.why-partner {
    background: linear-gradient(135deg, rgba(227, 6, 19, 0.06), transparent 60%);
}

.why-partner__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
    padding: clamp(28px, 4vw, 44px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: var(--shadow-md);
}

.why-partner__content {
    max-width: 560px;
}

.why-partner__content .btn {
    margin-top: 18px;
}

.why-partner__stats {
    display: flex;
    gap: 28px;
}

.why-partner__stat {
    text-align: center;
    padding: 20px 28px;
    border-radius: var(--radius);
    background: rgba(227, 6, 19, 0.06);
    border: 1px solid rgba(227, 6, 19, 0.12);
}

.why-partner__stat strong {
    display: block;
    font-family: var(--font-head);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--red);
}

.why-partner__stat span {
    display: block;
    margin-top: 4px;
    font-size: 0.86rem;
    color: var(--text-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
    .why-highlights__grid { grid-template-columns: repeat(2, 1fr); }
    .why-campus-preview__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
    .why-hero__grid { grid-template-columns: 1fr; }
    .why-hero__visual { max-width: 560px; }
    .why-reason-grid { grid-template-columns: repeat(2, 1fr); }
    .why-facilities__grid { grid-template-columns: repeat(2, 1fr); }
    .istanbul-band__grid { grid-template-columns: 1fr; }
    .istanbul-band__media { max-width: 520px; }
}

@media (max-width: 560px) {
    .why-highlights__grid { grid-template-columns: 1fr; }
    .why-reason-grid { grid-template-columns: 1fr; }
    .why-facilities__grid { grid-template-columns: 1fr; }
    .why-campus-preview__grid { grid-template-columns: 1fr; }
    .istanbul-stats { grid-template-columns: 1fr; }
    .why-partner__stats { flex-direction: column; width: 100%; }
    .why-partner__stat { width: 100%; }
}