/* Genel reset ve temel ayarlar */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    height: 100%;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #050712;
    color: #f5f5f7;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.page-wrapper {
    max-width: 1160px;
    margin: 0 auto;
    padding: 24px 16px 64px;
}

/* Accent renkler */
:root {
    --accent: #ffb347;
    --accent-soft: rgba(255, 179, 71, 0.16);
    --card-bg: rgba(12, 14, 28, 0.96);
    --card-border: rgba(255, 255, 255, 0.06);
    --muted: #a0a3b1;
}

/* HEADER */
.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    background: radial-gradient(circle at 30% 10%, #ffe3b5, var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: #201716;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35),
        0 18px 45px rgba(0, 0, 0, 0.55);
}

.logo-text {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.main-nav {
    display: flex;
    gap: 18px;
    font-size: 14px;
}

.main-nav a {
    color: var(--muted);
    text-decoration: none;
    position: relative;
    padding-bottom: 2px;
    transition: color 0.2s ease;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.2s ease;
}

.main-nav a:hover {
    color: #f5f5f7;
}

.main-nav a:hover::after {
    width: 100%;
}

/* HERO */
.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 32px;
    padding: 28px 20px;
    border-radius: 24px;
    background: radial-gradient(circle at top left, #17192c, #050712 52%);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.65);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(255, 179, 71, 0.28), transparent 70%);
    filter: blur(4px);
    opacity: 0.85;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(26px, 3vw, 32px);
    font-weight: 700;
    letter-spacing: 0.01em;
    margin-bottom: 12px;
}

.hero .accent {
    color: var(--accent);
}

.hero-subtitle {
    font-size: 14px;
    color: var(--muted);
    max-width: 560px;
    margin-bottom: 20px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
}

.btn {
    border-radius: 999px;
    padding: 9px 18px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease,
        border-color 0.12s ease, color 0.12s ease;
    white-space: nowrap;
}

.btn.primary {
    background: linear-gradient(135deg, #ffb347, #ff7e5f);
    color: #241516;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.7);
}

.btn.primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 38px rgba(0, 0, 0, 0.85);
}

.btn.ghost {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.16);
    color: #f5f5f7;
}

.btn.ghost:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.32);
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 11px;
    color: var(--muted);
}

.hero-tags span {
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(10, 12, 25, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

/* HERO Görsel kısmı */
.hero-visual {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: stretch;
    justify-content: flex-end;
}

.hero-image-placeholder {
    width: 100%;
    border-radius: 20px;
    background:
        radial-gradient(circle at 10% 0%, rgba(255, 255, 255, 0.12), transparent 55%),
        linear-gradient(145deg, #161825, #0a0b16);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    position: relative;
    overflow: hidden;
    min-height: 220px;
}

.hero-image-placeholder::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 12% 18%, rgba(255, 179, 71, 0.35), transparent 60%),
        radial-gradient(circle at 82% 80%, rgba(126, 214, 255, 0.32), transparent 55%);
    mix-blend-mode: screen;
    opacity: 0.9;
    animation: glowShift 8s ease-in-out infinite alternate;
}

/* Bölüm genel ayarları */
.section {
    margin-bottom: 40px;
}

.section-header {
    margin-bottom: 18px;
}

.section-header h2 {
    font-size: 20px;
    margin-bottom: 4px;
}

.section-header p {
    font-size: 14px;
    color: var(--muted);
    max-width: 520px;
}

/* How it works – adım grid */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.step-card {
    background: var(--card-bg);
    border-radius: 18px;
    padding: 14px 14px 16px;
    border: 1px solid var(--card-border);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.6);
    font-size: 13px;
    color: var(--muted);
    position: relative;
    overflow: hidden;
    transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease,
        background 0.16s ease;
}

.step-card h3 {
    font-size: 14px;
    margin-bottom: 6px;
    color: #f5f5f7;
}

.step-number {
    position: absolute;
    top: 10px;
    right: 14px;
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    border: 1px solid rgba(255, 179, 71, 0.45);
}

.step-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.9);
    border-color: rgba(255, 255, 255, 0.14);
    background: radial-gradient(circle at top, #17192c, #050712 70%);
}

/* SEKTÖR GRID */
.sector-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.sector-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 16px 16px 18px;
    border: 1px solid var(--card-border);
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
    position: relative;
    overflow: hidden;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease,
        background 0.18s ease;
}

.sector-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(255, 179, 71, 0.12), transparent 65%);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.sector-card h3 {
    font-size: 15px;
    color: #f5f5f7;
    margin-bottom: 2px;
    position: relative;
    z-index: 1;
}

.sector-card p,
.sector-card ul {
    position: relative;
    z-index: 1;
}

.sector-card ul {
    list-style: none;
    margin-top: 2px;
}

.sector-card ul li {
    padding-left: 14px;
    position: relative;
    margin-bottom: 2px;
}

.sector-card ul li::before {
    content: "•";
    position: absolute;
    left: 2px;
    top: 0;
    color: var(--accent);
    font-size: 12px;
}

.card-footer {
    position: relative;
    z-index: 1;
    margin-top: 6px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.tag {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    border: 1px solid rgba(255, 179, 71, 0.4);
}

.card-link {
    font-size: 12px;
    color: #f5f5f7;
    text-decoration: none;
    border-bottom: 1px dashed rgba(245, 245, 247, 0.6);
    padding-bottom: 1px;
}

.card-link:hover {
    border-bottom-style: solid;
}

.sector-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.95);
    border-color: rgba(255, 255, 255, 0.18);
    background: radial-gradient(circle at top, #191b33, #050712 70%);
}

.sector-card:hover::before {
    opacity: 1;
}

/* NEDEN BİZ */
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.why-card {
    background: var(--card-bg);
    border-radius: 18px;
    padding: 14px 14px 16px;
    border: 1px solid var(--card-border);
    box-shadow: 0 16px 38px rgba(0, 0, 0, 0.75);
    font-size: 13px;
    color: var(--muted);
    transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.why-card h3 {
    font-size: 14px;
    margin-bottom: 6px;
    color: #f5f5f7;
}

.why-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 52px rgba(0, 0, 0, 0.95);
    border-color: rgba(255, 255, 255, 0.15);
}

/* CTA Bölümü */
.cta-section {
    margin-top: 24px;
}

.cta-inner {
    border-radius: 20px;
    padding: 20px 18px 22px;
    background: linear-gradient(120deg, #ffb347, #ff7e5f);
    color: #241516;
    text-align: left;
    box-shadow: 0 20px 58px rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cta-inner h2 {
    font-size: 20px;
    margin-bottom: 2px;
}

.cta-inner p {
    font-size: 14px;
    max-width: 520px;
}

.cta-inner .btn.primary {
    align-self: flex-start;
    background: #241516;
    color: #ffe9d0;
    border-color: transparent;
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.7);
}

.cta-inner .btn.primary:hover {
    background: #120b0a;
}

/* FOOTER */
.site-footer {
    margin-top: 26px;
    font-size: 12px;
    color: var(--muted);
    text-align: center;
}

/* Animasyonlar */
@keyframes glowShift {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    100% {
        transform: translate3d(-10px, 6px, 0) scale(1.05);
    }
}

/* Responsive */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: minmax(0, 1fr);
        padding: 20px 16px;
    }

    .hero-visual {
        order: -1;
    }

    .steps-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sector-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .why-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .site-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        flex-wrap: wrap;
        gap: 10px;
    }
}

@media (max-width: 640px) {
    .page-wrapper {
        padding-inline: 14px;
    }

    .sector-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .steps-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .why-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero {
        margin-inline: -4px;
    }

    .cta-inner {
        padding: 18px 14px 20px;
    }
}