/* ANKA Ö.İ.B — kdviadeleri teması uyarlaması */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-dark: #070913;
    --bg-card: rgba(15, 23, 42, 0.75);
    --bg-card-hover: rgba(30, 41, 59, 0.85);
    --primary: #4facfe;
    --primary-glow: rgba(79, 172, 254, 0.35);
    --secondary: #00f2fe;
    --accent: #38ef7d;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(79, 172, 254, 0.25);
    --gradient-main: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    --navy: #1a365d;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

/* Header */
header#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 18px 6%;
    transition: all 0.35s ease;
    backdrop-filter: blur(12px);
    background: rgba(7, 9, 19, 0.55);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

header#header.scrolled {
    padding: 12px 6%;
    background: rgba(7, 9, 19, 0.95);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.55rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.logo span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 22px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav-links a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.25s;
}

.nav-links a:hover { color: var(--primary); }

.btn {
    padding: 12px 26px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: none;
}

.btn-primary {
    background: var(--gradient-main);
    color: #070913;
    box-shadow: 0 4px 25px var(--primary-glow);
    font-weight: 700;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 35px rgba(0, 242, 254, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

/* Sağ üst: webdiafon JS düğmesi için boş alan */
.header-slot {
    min-width: 48px;
    min-height: 42px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 42px;
    height: 42px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1.1rem;
}

/* Hero — video background */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 140px 8% 80px;
    overflow: hidden;
}

.hero-video-wrapper {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
    background: #070913;
}

.hero-video-wrapper video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    filter: brightness(0.55) contrast(1.05);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
        linear-gradient(180deg, rgba(7, 9, 19, 0.55) 0%, rgba(7, 9, 19, 0.35) 40%, rgba(7, 9, 19, 0.85) 100%),
        radial-gradient(ellipse at center, rgba(7, 9, 19, 0.15) 0%, rgba(7, 9, 19, 0.65) 100%);
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 980px;
    text-align: center;
    margin: 0 auto;
}

.hero-brand {
    font-size: clamp(2.8rem, 8vw, 5rem);
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 18px;
    line-height: 1;
}

.hero-brand span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(79, 172, 254, 0.12);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 22px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(1.7rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 18px;
    letter-spacing: -0.5px;
    min-height: 2.6em;
}

.hero-title .highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin: 0 auto 36px;
    max-width: 740px;
    min-height: 3.6em;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    padding: 0;
}

.slider-dot.active {
    width: 28px;
    border-radius: 8px;
    background: var(--primary);
}

/* Sections */
.section {
    padding: 90px 8%;
    position: relative;
}

.section-alt {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.35) 0%, transparent 100%);
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    margin-bottom: 18px;
    letter-spacing: -0.5px;
}

.section-title span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-lead {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 16px;
    max-width: 860px;
}

.section-lead:last-child { margin-bottom: 0; }

/* Stats */
.stats-section {
    padding: 40px 8% 70px;
    margin-top: -40px;
    position: relative;
    z-index: 4;
}

.stats-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 28px 20px;
    text-align: center;
    backdrop-filter: blur(12px);
    transition: transform 0.3s, border-color 0.3s;
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--glass-border);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Service / content cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 36px;
    align-items: stretch;
}

.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    backdrop-filter: blur(14px);
    transition: background 0.3s, border-color 0.3s, transform 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--glass-border);
    transform: translateY(-3px);
}

.glass-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.glass-card h3 i {
    color: var(--primary);
}

.glass-card p,
.glass-card .service-text {
    color: var(--text-muted);
    font-size: 0.95rem;
    flex: 1;
}

.service-text ul {
    list-style: disc;
    padding-left: 20px;
    margin-top: 10px;
    text-align: left;
}

.service-text li {
    margin-bottom: 6px;
    color: var(--text-muted);
}

.service-text > div {
    max-height: none !important;
    overflow: visible !important;
}

/* KVKK docs */
.doc-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.doc-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    font-size: 0.9rem;
    font-weight: 500;
    transition: border-color 0.25s, color 0.25s;
}

.doc-links a:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 28px;
    align-items: stretch;
}

.address-box {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 0.98rem;
}

.address-box strong { color: var(--text-main); }

.phone-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: 16px;
}

.wa-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 8px;
}

.wa-form input,
.wa-form textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: rgba(7, 9, 19, 0.7);
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.25s;
}

.wa-form input:focus,
.wa-form textarea:focus {
    border-color: var(--primary);
}

.wa-btn {
    background: var(--gradient-main);
    color: #070913;
    border: none;
    border-radius: 50px;
    padding: 14px 22px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    transition: transform 0.25s, box-shadow 0.25s;
}

.wa-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px var(--primary-glow);
}

.map-wrap {
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    min-height: 360px;
    position: relative;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.map-wrap iframe {
    width: 100%;
    height: 100%;
    min-height: 360px;
    border: 0;
}

.mobile-map-overlay {
    display: none;
    position: absolute;
    inset: 0;
    z-index: 2;
}

/* Footer */
.main-footer {
    background: #04050b;
    border-top: 1px solid var(--border-color);
    padding: 40px 8% 28px;
}

.footer-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 28px;
    align-items: start;
}

.iskur-logo {
    max-width: 160px;
    margin-bottom: 14px;
    filter: brightness(1.05);
}

.iskur-text {
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.55;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 22px;
    justify-content: flex-end;
}

.footer-nav a {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.footer-nav a:hover { color: var(--primary); }

.footer-credit {
    grid-column: 1 / -1;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* Cookie */
.cookie-popup {
    position: fixed;
    left: 20px;
    bottom: 20px;
    z-index: 2000;
    max-width: 420px;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 20px;
    backdrop-filter: blur(16px);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5);
    display: none;
    gap: 16px;
    flex-direction: column;
}

.cookie-popup.show { display: flex; }

.cookie-content {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.cookie-icon {
    color: var(--primary);
    font-size: 1.4rem;
    margin-top: 2px;
}

.cookie-content p {
    color: var(--text-muted);
    font-size: 0.88rem;
}

.cookie-link { color: var(--primary); }

/* Responsive */
@media (max-width: 992px) {
    .nav-links { display: none; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        right: 6%;
        left: 6%;
        background: rgba(7, 9, 19, 0.98);
        border: 1px solid var(--border-color);
        border-radius: 16px;
        padding: 18px;
        gap: 14px;
        align-items: stretch;
    }
    .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-container { grid-template-columns: 1fr; }
    .footer-nav { justify-content: flex-start; }
    .mobile-map-overlay { display: block; }
}