:root {
    --bg: #f7fbff;
    --surface: #ffffff;
    --surface-soft: #eef7ff;
    --primary: #1e73be;
    --primary-dark: #155a96;
    --text: #142033;
    --muted: #64748b;
    --line: #dbe7f3;
    --shadow: 0 18px 45px rgba(24, 72, 120, 0.10);
    --radius: 22px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Inter', Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; height: auto; }

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.narrow { max-width: 820px; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(219,231,243,0.9);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    letter-spacing: -0.03em;
}
/* SLIDER CONTAINER */
.partners-slider {
    overflow: hidden;
    width: 100%;
    background: #f9f9f9;
    padding: 25px 0;
}

/* TRACK */
.partners-track {
    display: flex;
    align-items: center;
    gap: 60px;
    width: max-content;
    animation: partners-scroll 25s linear infinite;
}

/* LOGO BOYUT KONTROLÜ (KRİTİK) */
.partners-track img {
    height: 55px;
    max-width: 140px;
    object-fit: contain;
    flex-shrink: 0;
    opacity: 0.7;
    filter: grayscale(100%);
    transition: 0.3s;
}

/* HOVER */
.partners-track img:hover {
    opacity: 1;
    filter: grayscale(0);
}

/* ANIMASYON */
@keyframes partners-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}
.brand-mark {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #7dc6ff);
    box-shadow: 0 10px 24px rgba(30,115,190,0.24);
}

.brand-text { line-height: 1.05; }
.brand-text small { color: var(--muted); font-weight: 600; letter-spacing: 0; }

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-nav a {
    padding: 10px 14px;
    border-radius: 999px;
    color: #334155;
    font-weight: 600;
    font-size: 15px;
}

.main-nav a:hover,
.main-nav a.active { background: var(--surface-soft); color: var(--primary-dark); }

.main-nav .nav-cta {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(30,115,190,0.2);
}

.main-nav .nav-cta:hover { background: var(--primary-dark); color: #fff; }

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 12px;
    background: var(--surface-soft);
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    margin: 5px auto;
}

.hero,
.page-hero {
    padding: 88px 0 70px;
    background:
        radial-gradient(circle at 15% 10%, rgba(125,198,255,0.28), transparent 32%),
        linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}

.hero-grid,
.split-grid,
.contact-grid,
.cta-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.eyebrow {
    display: inline-flex;
    color: var(--primary-dark);
    background: #e8f4ff;
    border: 1px solid #d4eaff;
    padding: 7px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 16px;
}

h1, h2, h3 { line-height: 1.15; margin: 0 0 16px; letter-spacing: -0.04em; }
h1 { font-size: clamp(38px, 5vw, 64px); }
h2 { font-size: clamp(28px, 3vw, 42px); }
h3 { font-size: 20px; }
p { color: var(--muted); margin: 0 0 18px; }

.hero-content p,
.page-hero p { font-size: 18px; max-width: 660px; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 999px;
    font-weight: 800;
    border: 1px solid transparent;
    cursor: pointer;
}

.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 14px 28px rgba(30,115,190,0.22); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: #fff; color: var(--primary-dark); border-color: var(--line); }
.btn-secondary:hover { border-color: #b9d8f4; background: #f8fcff; }
.btn.full { width: 100%; }

.hero-card,
.info-panel,
.contact-card,
.form-card,
.value-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 30px;
}

.hero-card-top { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; font-size: 20px; }
.shield-icon { width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; background: #e7f8ef; color: #16834a; font-weight: 900; }

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { position: relative; padding-left: 28px; margin: 12px 0; color: #475569; }
.check-list li::before { content: '✓'; position: absolute; left: 0; color: #16834a; font-weight: 900; }

.section { padding: 82px 0; }
.soft-section { background: #ffffff; }
.section-heading { text-align: center; max-width: 760px; }

.cards-grid,
.process-grid,
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 34px;
}
.two-cols { grid-template-columns: repeat(2, 1fr); }

.service-card,
.process-card,
.values-grid div {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: 0 12px 30px rgba(24,72,120,0.07);
}

.service-card span,
.process-card span {
    display: inline-flex;
    margin-bottom: 16px;
    color: var(--primary-dark);
    background: #edf7ff;
    padding: 6px 10px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 13px;
}

.feature-list { display: grid; gap: 16px; }
.feature-list div {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 22px;
}
.feature-list strong,
.values-grid strong { display: block; margin-bottom: 8px; font-size: 18px; }

.cta-band { padding: 56px 0; background: linear-gradient(135deg, #e8f5ff, #ffffff); }
.cta-grid { grid-template-columns: 1fr auto; }
.cta-grid p { margin-bottom: 0; }

.site-footer { padding: 54px 0 24px; background: #fff; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 0.7fr 1fr; gap: 34px; }
.footer-brand { margin-bottom: 18px; }
.site-footer h3 { font-size: 17px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 10px 0; color: var(--muted); }
.site-footer a:hover { color: var(--primary-dark); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); margin-top: 36px; padding-top: 22px; }
.footer-bottom p { font-size: 14px; margin: 0; }

.contact-grid { align-items: start; }
.contact-info { display: grid; gap: 16px; margin: 24px 0; }
.contact-info div { padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.contact-info strong { display: block; margin-bottom: 4px; }
.contact-info a, .contact-info span { color: var(--muted); }
.map-placeholder {
    min-height: 220px;
    border: 1px dashed #aacbe9;
    border-radius: 18px;
    display: grid;
    place-items: center;
    text-align: center;
    background: #f7fbff;
    padding: 20px;
}

form { display: grid; gap: 12px; }
label { font-weight: 800; color: #334155; }
input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 14px 15px;
    font: inherit;
    color: var(--text);
    background: #fbfdff;
}
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(30,115,190,0.14); border-color: #8ac6f5; }
select { cursor: pointer; }
.form-note { color: var(--muted); margin-top: -6px; }
textarea { resize: vertical; }
.alert { padding: 14px 16px; border-radius: 16px; margin-bottom: 16px; }
.alert ul { margin: 0; padding-left: 20px; }
.alert.success { background: #eaf8f0; color: #12643a; border: 1px solid #bfe9d0; }
.alert.error { background: #fff1f2; color: #9f1239; border: 1px solid #fecdd3; }

@media (max-width: 860px) {
    .nav-toggle { display: inline-block; }
    .main-nav {
        position: absolute;
        top: 78px;
        left: 20px;
        right: 20px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 18px;
        padding: 12px;
        box-shadow: var(--shadow);
    }
    .main-nav.open { display: flex; }
    .main-nav a { text-align: center; }
    .hero-grid,
    .split-grid,
    .contact-grid,
    .cta-grid,
    .footer-grid { grid-template-columns: 1fr; }
    .cards-grid,
    .process-grid,
    .values-grid,
    .two-cols { grid-template-columns: 1fr; }
    .hero, .page-hero { padding: 64px 0 46px; }
    .section { padding: 58px 0; }
    .cta-grid { text-align: center; }
    .footer-bottom { flex-direction: column; }
}

@media (max-width: 520px) {
    .container { width: min(100% - 28px, 1120px); }
    .brand-text { font-size: 15px; }
    .brand-mark { width: 40px; height: 40px; }
    .hero-card,
    .info-panel,
    .contact-card,
    .form-card,
    .value-card,
    .service-card,
    .process-card,
    .values-grid div { padding: 22px; }
}