/* BİLSEM landing — scoped (bp-*). Brand: navy #212555 / blue #0d6efd */

.bp {
    --bp-navy: #212555;
    --bp-blue: #0d6efd;
    --bp-ink: #1a1d33;
    --bp-muted: #5a6078;
    --bp-surface: #f3f5fb;
    --bp-line: rgba(33, 37, 85, 0.12);
    --bp-accent: #e8a317;
    --bp-radius: 1.25rem;
    color: var(--bp-ink);
    background:
        radial-gradient(1100px 420px at 8% -8%, rgba(13, 110, 253, 0.11), transparent 58%),
        radial-gradient(800px 380px at 92% 4%, rgba(33, 37, 85, 0.07), transparent 52%),
        linear-gradient(180deg, #f7f8fd 0%, #ffffff 42%, #f4f6fb 100%);
}

.bp-hero {
    position: relative;
    padding: clamp(3.5rem, 9vw, 6.5rem) 0 clamp(3rem, 7vw, 5rem);
    overflow: hidden;
    background:
        linear-gradient(125deg, var(--bp-navy) 0%, #2a3270 46%, var(--bp-blue) 100%);
    color: #fff;
}

.bp-hero::before {
    content: "";
    position: absolute;
    inset: -20% -10% auto 40%;
    height: 80%;
    background:
        radial-gradient(ellipse at center, rgba(255, 255, 255, 0.14), transparent 65%);
    pointer-events: none;
    animation: bp-hero-glow 10s ease-in-out infinite alternate;
}

.bp-hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 3.5rem;
    background: linear-gradient(180deg, transparent, rgba(247, 248, 253, 0.95));
    pointer-events: none;
}

.bp-hero > .container {
    position: relative;
    z-index: 1;
    max-width: 44rem;
}

.bp-brand {
    margin: 0 0 1rem;
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.88);
}

.bp-hero__title {
    margin: 0 0 1rem;
    font-size: clamp(1.85rem, 4.2vw, 3rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.025em;
    color: #fff;
}

.bp-hero__lead {
    margin: 0 0 1.75rem;
    font-size: clamp(1.05rem, 1.7vw, 1.25rem);
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.88);
    max-width: 36rem;
}

.bp-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.bp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.35rem;
    border-radius: 0.65rem;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.bp-btn:hover {
    transform: translateY(-1px);
    text-decoration: none;
}

.bp-btn--accent {
    background: var(--bp-accent);
    color: #1a1408;
    box-shadow: 0 12px 28px rgba(232, 163, 23, 0.35);
}

.bp-btn--accent:hover {
    background: #f0b12a;
    color: #1a1408;
}

.bp-btn--ghost {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.bp-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.bp-btn--solid {
    background: var(--bp-blue);
    color: #fff;
    box-shadow: 0 14px 32px rgba(13, 110, 253, 0.28);
}

.bp-btn--solid:hover {
    background: #0b5ed7;
    color: #fff;
}

.bp-section {
    padding: clamp(2.75rem, 5.5vw, 4.5rem) 0;
}

.bp-section__title {
    margin: 0 0 1rem;
    font-size: clamp(1.45rem, 2.8vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--bp-navy);
    line-height: 1.2;
}

.bp-section__body {
    margin: 0;
    max-width: 40rem;
    font-size: 1.08rem;
    line-height: 1.65;
    color: var(--bp-muted);
}

.bp-benefits {
    display: grid;
    gap: 1.5rem 2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

@media (min-width: 720px) {
    .bp-benefits {
        grid-template-columns: 1fr 1fr;
    }
}

.bp-benefit {
    position: relative;
    padding: 0 0 0 1.35rem;
    border-left: 3px solid var(--bp-blue);
}

.bp-benefit__title {
    margin: 0 0 0.35rem;
    font-size: 1.1rem;
    font-weight: 750;
    color: var(--bp-navy);
}

.bp-benefit__text {
    margin: 0;
    font-size: 1rem;
    line-height: 1.55;
    color: var(--bp-muted);
}

.bp-rich {
    max-width: 42rem;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--bp-ink);
}

.bp-rich p { margin: 0 0 1rem; }
.bp-rich p:last-child { margin-bottom: 0; }
.bp-rich ul, .bp-rich ol { margin: 0 0 1rem; padding-left: 1.25rem; }
.bp-rich h2, .bp-rich h3 {
    margin: 1.5rem 0 0.75rem;
    color: var(--bp-navy);
    font-weight: 800;
}

.bp-closing {
    position: relative;
    padding: clamp(2.5rem, 5vw, 3.75rem) clamp(1.5rem, 4vw, 2.75rem);
    border-radius: var(--bp-radius);
    background:
        linear-gradient(120deg, var(--bp-navy) 0%, #2a3270 48%, var(--bp-blue) 100%);
    color: #fff;
    box-shadow: 0 22px 50px rgba(33, 37, 85, 0.28);
    overflow: hidden;
}

.bp-closing::before {
    content: "";
    position: absolute;
    inset: auto -15% -40% 45%;
    height: 120%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.12), transparent 60%);
    pointer-events: none;
    animation: bp-closing-shift 12s ease-in-out infinite alternate;
}

.bp-closing > * { position: relative; z-index: 1; }

.bp-closing__title {
    margin: 0 0 0.65rem;
    font-size: clamp(1.35rem, 2.5vw, 1.85rem);
    font-weight: 800;
    color: #fff;
}

.bp-closing__text {
    margin: 0 0 1.35rem;
    font-size: 1.05rem;
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.88);
    max-width: 36rem;
}

.bp-reveal {
    opacity: 0;
    transform: translateY(1.1rem);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

.bp-reveal--in {
    opacity: 1;
    transform: none;
}

@keyframes bp-hero-glow {
    from { transform: translate3d(0, 0, 0) scale(1); opacity: 0.7; }
    to { transform: translate3d(-4%, 6%, 0) scale(1.08); opacity: 1; }
}

@keyframes bp-closing-shift {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(-8%, -4%, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .bp-hero::before,
    .bp-closing::before {
        animation: none;
    }

    .bp-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .bp-btn:hover {
        transform: none;
    }
}