/* ========================
   RESET & BASE
======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Marka */
    --red:      #e30613;   /* dolgu/vurgu */
    --red-ink:  #c1050f;   /* acik zeminde METIN icin (kontrast) */
    --red-dark: #a8040e;
    --red-soft: #fef2f2;   /* cok acik kirmizi zemin */
    --red-line: #fecaca;   /* acik kirmizi kenarlik */
    --blue:     #0284c7;

    /* Yuzeyler */
    --bg:       #ffffff;
    --bg-alt:   #f6f8fb;   /* section-dark'in acik karsiligi */
    --surface:  #ffffff;   /* kartlar */
    --surface-2:#f9fafb;   /* ikincil kart/zemin */
    --surface-3:rgba(15,23,42,0.04);

    /* Metin */
    --heading:  #0f172a;
    --text:     #334155;
    --text-dim: #475569;

    /* Cizgi & golge */
    --border:   #e2e8f0;
    --border-2: #cbd5e1;
    --radius:   14px;
    --shadow:   0 1px 2px rgba(15,23,42,0.04), 0 8px 24px rgba(15,23,42,0.06);
    --shadow-lg:0 2px 4px rgba(15,23,42,0.04), 0 18px 40px rgba(15,23,42,0.10);
}

html { scroll-behavior: smooth; }

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

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

/* height:auto ZORUNLU — HTML'de width/height nitelikleri var (CLS icin).
   Bu satir olmazsa tarayici genisligi %100'e sigdirirken yuksekligi
   nitelikteki piksel degerinde SABIT tutar ve gorsel dikey olarak ezilir. */
img, picture, video { max-width: 100%; height: auto; }
img, picture { display: block; }

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.section { padding: 75px 0; }
.section-dark { background: var(--bg-alt); }

/* ========================
   BUTTONS
======================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--red);
    color: #fff;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    border: 2px solid var(--red);
}
.btn-primary:hover {
    background: var(--red-dark);
    border-color: var(--red-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(227,6,19,0.22);
}
.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--text);
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s;
    border: 2px solid var(--border);
}
.btn-ghost:hover {
    border-color: var(--border-2);
    background: var(--surface-2);
    transform: translateY(-2px);
}
.btn-large { padding: 16px 36px; font-size: 16px; }

/* ========================
   NAVBAR
======================== */
#navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 999;
    padding: 16px 0;
    transition: background 0.3s, box-shadow 0.3s;
}
#navbar {
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
}
#navbar.scrolled {
    background: rgba(255,255,255,0.92);
    border-bottom-color: var(--border);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 3px rgba(15,23,42,0.06), 0 8px 28px rgba(15,23,42,0.08);
    padding: 12px 0;
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 400;
    color: var(--heading);
    flex-shrink: 0;
}
.nav-logo img { width: 38px; height: 38px; border-radius: 8px; }
.nav-logo strong { color: var(--red-ink); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}
.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dim);
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--heading); }
.btn-nav {
    background: var(--red) !important;
    color: #fff !important;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 13px !important;
    font-weight: 600 !important;
    transition: all 0.3s !important;
}
.btn-nav:hover {
    background: var(--red-dark) !important;
    transform: translateY(-1px);
}
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--heading);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ========================
   HERO
======================== */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 48px;
}
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.55;
}
.hero-glow {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(227,6,19,0.05) 0%, rgba(248,250,252,0) 70%);
    pointer-events: none;
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 780px;
    margin: 0 auto;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    color: var(--red-ink);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 28px;
    letter-spacing: 0.5px;
}
#hero h1 {
    font-size: clamp(36px, 6vw, 68px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 24px;
    color: var(--heading);
}
.gradient-text {
    color: var(--red-ink);
}
.hero-sub {
    font-size: 18px;
    color: var(--text-dim);
    max-width: 580px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-sub strong { color: var(--text); }
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}
/* 4 istatistik DAIMA tek satir. Etiket uzunlugu dile gore degisir
   ("Continuous Monitoring" vs "Kesintisiz Izleme"); sabit padding +
   flex-wrap ile uzun dillerde sonuncusu alta kayiyordu. Cozum: sabit
   padding yerine esit paylasim (flex: 1) + nowrap. Uzun etiket artik
   alta kaymak yerine kendi hucresinde iki satira sarar. */
.hero-stats {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 0;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 24px 24px;
    flex-wrap: nowrap;
}
.stat {
    display: flex;
    flex: 1 1 0;
    min-width: 0;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 0 12px;
}
.stat-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--red-ink);
    line-height: 1;
}
.stat-label {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 4px;
    text-align: center;
}
.stat-divider {
    flex: 0 0 1px;
    width: 1px;
    align-self: center;
    height: 40px;
    background: var(--border);
}
.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-dim);
    font-size: 18px;
    animation: bounce 2s infinite;
}
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================
   SECTION HEADERS
======================== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}
.section-tag {
    display: inline-block;
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    color: var(--red-ink);
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.section-header h2 {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    color: var(--heading);
    line-height: 1.15;
    margin-bottom: 14px;
    letter-spacing: -0.5px;
}
.section-header p {
    font-size: 17px;
    color: var(--text-dim);
    max-width: 500px;
    margin: 0 auto;
}

/* ========================
   STEPS
======================== */
.steps {
    display: flex;
    /* stretch: kutular en uzun metne gore ESIT yukseklikte olur (flex-start'ta
       her kutu kendi icerigi kadardi ve alt kenarlar kaciyordu) */
    align-items: stretch;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
}
.step {
    flex: 1;
    min-width: 200px;
    max-width: 240px;
    text-align: center;
    padding: 32px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    position: relative;
    transition: transform 0.3s, border-color 0.3s;
    box-shadow: var(--shadow);
}
.step:hover {
    transform: translateY(-6px);
    border-color: var(--border-2);
    box-shadow: var(--shadow-lg);
}
.step-num {
    font-size: 48px;
    font-weight: 900;
    color: #eef2f7;
    line-height: 1;
    position: absolute;
    top: 12px;
    right: 16px;
}
.step-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--red-ink);
    margin: 0 auto 16px;
}
.step h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 8px;
}
.step p {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.6;
}
.step-arrow {
    display: flex;
    align-items: center;
    align-self: center;   /* kutular uzarken ok ortada kalsin */
    padding: 0 12px;
    color: var(--text-dim);
    font-size: 18px;
}

/* ========================
   FEATURES
======================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}
.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
    box-shadow: var(--shadow);
}
.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-2);
    box-shadow: var(--shadow-lg);
}
.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 20px;
}
.feature-icon.fire   { background: #fff1ed; color: #dc4a1e; border: 1px solid #fbd9cd; }
.feature-icon.theft  { background: #fff8e6; color: #b45309; border: 1px solid #fae3ad; }
.feature-icon.ai     { background: #eff8fd; color: #0369a1; border: 1px solid #c9e6f6; }
.feature-icon.panel  { background: #f4f2ff; color: #6d4aff; border: 1px solid #ddd7fb; }

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 10px;
}
.feature-card p {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.65;
    margin-bottom: 20px;
}
.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.feature-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-dim);
}
.feature-list li i {
    color: var(--red-ink);
    font-size: 11px;
    flex-shrink: 0;
}

/* ========================
   NOTIFICATIONS
======================== */
.notifications {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}
.notif-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: transform 0.3s, border-color 0.3s;
    position: relative;
    box-shadow: var(--shadow);
}
.notif-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-2);
}
.notif-highlight {
    border-color: var(--red-line);
    background: var(--red-soft);
}
.notif-icon {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--red-ink);
    margin: 0 auto 20px;
}
.notif-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 10px;
}
.notif-card p {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.65;
}
.notif-card p strong { color: var(--text); }
.notif-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--red);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 50px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    white-space: nowrap;
}

/* ========================
   CİHAZ
======================== */
.cihaz-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.cihaz-text .section-tag { display: inline-block; margin-bottom: 16px; }
.cihaz-text h2 {
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 800;
    color: var(--heading);
    line-height: 1.15;
    margin-bottom: 16px;
}
.cihaz-desc {
    font-size: 16px;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 36px;
}
.cihaz-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.cihaz-features li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.cf-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--red-ink);
    font-size: 18px;
    flex-shrink: 0;
}
.cihaz-features li div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.cihaz-features li strong {
    font-size: 14px;
    color: var(--heading);
    font-weight: 600;
}
.cihaz-features li span {
    font-size: 13px;
    color: var(--text-dim);
}
.cihaz-image {
    position: relative;
}
.cihaz-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(15,23,42,0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}
.cihaz-image img {
    border-radius: 20px;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 18px 40px rgba(15,23,42,0.18));
    transition: transform 0.4s;
}
.cihaz-image:hover img { transform: scale(1.02); }

/* ========================
   PANEL GRID
======================== */
.panel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}
.panel-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: transform 0.3s, border-color 0.3s;
    box-shadow: var(--shadow);
}
.panel-item:hover {
    transform: translateY(-4px);
    border-color: var(--border-2);
}
.panel-item i {
    font-size: 28px;
    color: var(--red-ink);
    margin-bottom: 14px;
    display: block;
}
.panel-item h3,
.panel-item h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 8px;
}
.panel-item p {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ========================
   VIDEO
======================== */
.video-wrapper {
    max-width: 860px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}
.video-wrapper video {
    width: 100%;
    height: auto;          /* height="720" niteligini ezmezse video dikey ezilir */
    aspect-ratio: 16 / 9;
    display: block;
    background: #000;
}

/* ========================
   CTA / İLETİŞİM
======================== */
.cta-box {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-glow {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(227,6,19,0.04) 0%, transparent 70%);
    pointer-events: none;
}
.cta-logo {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    margin: 0 auto 24px;
}
.cta-box h2 {
    font-size: clamp(30px, 4vw, 48px);
    font-weight: 800;
    color: var(--heading);
    line-height: 1.2;
    margin-bottom: 16px;
}
.cta-box p {
    font-size: 17px;
    color: var(--text-dim);
    line-height: 1.7;
    max-width: 540px;
    margin: 0 auto 36px;
}
.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}
.cta-domain {
    font-size: 14px !important;
    color: var(--text-dim) !important;
    margin: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    text-align: center;
}

/* ========================
   FOOTER
======================== */
footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 48px 0 32px;
}
.footer-inner {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 400;
    color: var(--heading);
}
.footer-brand img { width: 32px; height: 32px; border-radius: 6px; }
.footer-brand strong { color: var(--red-ink); }
.footer-tagline {
    font-size: 13px;
    color: var(--text-dim);
}
.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 24px;
}
.footer-links a {
    font-size: 13px;
    color: var(--text-dim);
    transition: color 0.2s;
}
.footer-links a:hover { color: var(--heading); }
.footer-copy {
    font-size: 12px;
    color: #94a3b8;
}
.footer-copy a { color: #64748b; }
.footer-copy a:hover { color: var(--red-ink); }

/* ========================
   WHATSAPP BUTTON
======================== */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #0b7a3c;
    color: #fff;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    border: 2px solid #0b7a3c;
}
.btn-whatsapp:hover {
    background: #096230;
    border-color: #096230;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(11,122,60,0.28);
}

/* ========================
   MODAL
======================== */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,0.45);
    backdrop-filter: blur(6px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-overlay.active { display: flex; }

.modal-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    padding: 40px 40px 36px;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalIn 0.3s ease;
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(20px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
    position: absolute;
    top: 16px; right: 16px;
    background: var(--surface-3);
    border: none;
    color: var(--text-dim);
    width: 36px; height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 15px;
    transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: rgba(15,23,42,0.08); color: var(--heading); }

.modal-logo {
    width: 56px; height: 56px;
    border-radius: 14px;
    margin: 0 auto 16px;
}
.modal-box h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--heading);
    text-align: center;
    margin-bottom: 6px;
}
.modal-sub {
    font-size: 14px;
    color: var(--text-dim);
    text-align: center;
    margin-bottom: 28px;
}

/* Form */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}
.form-row .form-group { margin-bottom: 0; }

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dim);
    letter-spacing: 0.3px;
}
.form-group label span { color: var(--red-ink); }

.form-group input {
    background: #fff;
    border: 1px solid var(--border-2);
    border-radius: 10px;
    padding: 12px 14px;
    color: var(--heading);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.form-group input::placeholder { color: #94a3b8; }
.form-group input:focus {
    border-color: var(--red-ink);
    box-shadow: 0 0 0 3px rgba(227,6,19,0.12);
}
/* Remove number input arrows */
.form-group input[type=number]::-webkit-outer-spin-button,
.form-group input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; }
.form-group input[type=number] { -moz-appearance: textfield; }

/* Captcha */
.captcha-group { margin-bottom: 24px; }
.captcha-row {
    display: flex;
    align-items: center;
    gap: 12px;
}
.captcha-question {
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    border-radius: 10px;
    padding: 12px 18px;
    font-size: 18px;
    font-weight: 700;
    color: var(--red-ink);
    letter-spacing: 2px;
    white-space: nowrap;
    user-select: none;
    flex-shrink: 0;
}
.captcha-row input {
    flex: 1;
    margin-bottom: 0 !important;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    padding: 15px;
    font-size: 16px;
    border: none;
    cursor: pointer;
}

/* Form Success */
.form-success {
    text-align: center;
    padding: 20px 0;
}
.success-icon {
    font-size: 56px;
    color: #12a150;
    margin-bottom: 16px;
}
.form-success h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--heading);
    margin-bottom: 10px;
}
.form-success p {
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.7;
}

/* Responsive modal */
@media (max-width: 560px) {
    .modal-box { padding: 32px 20px 28px; }
    .form-row { grid-template-columns: 1fr; }
    .captcha-question { font-size: 16px; padding: 10px 14px; }
}

/* ========================
   REVEAL ANIMATION
======================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================
   RESPONSIVE
======================== */
@media (max-width: 900px) {
    .nav-links { display: none; flex-direction: column; }
    .nav-links.open {
        display: flex;
        position: absolute;
        top: 70px;
        left: 0; right: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(12px);
        padding: 20px 24px 28px;
        gap: 20px;
        border-bottom: 1px solid var(--border);
        z-index: 998;
    }
    .nav-links a { font-size: 16px !important; }

    /* Dil secici mobilde menuden CIKAR, hamburgerin soluna gecer.
       margin-left:auto onu saga iter; .nav-inner'in 32px gap'i bu kirilimda
       daraltilir ki hamburgere yapisik dursun. */
    .nav-inner { gap: 14px; }
    .nav-links .nav-lang { display: none; }
    /* Ozgulluk (0,2,0) BILEREK: dosyanin ilerisindeki
       `.nav-lang-mobile { display:none }` kuralini yenmesi gerekiyor. */
    .nav-inner .nav-lang-mobile {
        display: inline-flex;
        align-items: center;
        margin-left: auto;
        flex-shrink: 0;
    }

    .hamburger { display: flex; }
    #navbar { position: fixed; }

    .steps { flex-direction: column; align-items: center; }
    .step-arrow { transform: rotate(90deg); padding: 12px 0; }

    .cihaz-wrapper { grid-template-columns: 1fr; gap: 48px; }
    .cihaz-image { order: -1; }

    /* Ayraclar kalkinca oglerin arasi bosluga kalir; padding yerine gap. */
    .hero-stats { gap: 8px; padding: 20px 12px; }
    .stat { padding: 0 4px; }
    .stat-divider { display: none; }
}

@media (max-width: 560px) {
    .section { padding: 54px 0; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions a { text-align: center; justify-content: center; }
    .cta-actions { flex-direction: column; align-items: stretch; }
    .cta-actions a { justify-content: center; }
    .cta-box { padding: 48px 20px; }
    /* Dikey yigin: `flex: 1 1 0` burada YUKSEKLIK paylasimina donusur ve
       ogeleri gereksiz uzatir; sifirlanmali. */
    .hero-stats { flex-direction: column; gap: 18px; }
    .stat { flex: 0 0 auto; }
}

/* ========================
   ERİŞİLEBİLİRLİK
======================== */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 3000;
    background: var(--red);
    color: #fff;
    padding: 12px 20px;
    border-radius: 0 0 10px 0;
    font-size: 14px;
    font-weight: 600;
}
.skip-link:focus {
    left: 0;
    outline: 3px solid var(--heading);
    outline-offset: 2px;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible {
    outline: 3px solid var(--red-ink);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Bot tuzagi alani — ekran okuyucudan ve gozden gizli */
.hp-field {
    position: absolute !important;
    left: -9999px !important;
    width: 1px; height: 1px;
    opacity: 0;
}

.input-error {
    border-color: var(--red) !important;
    box-shadow: 0 0 0 3px rgba(227,6,19,0.25) !important;
}

.nav-links a.is-active { color: var(--heading); }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .reveal { opacity: 1; transform: none; }
}

/* ========================
   DİL SEÇİCİ
======================== */
.nav-lang {
    border: 1px solid var(--border-2);
    border-radius: 50px;
    padding: 5px 12px;
    font-size: 12px !important;
    font-weight: 700 !important;
    letter-spacing: 0.5px;
    color: var(--text-dim);
}
.nav-lang:hover { border-color: var(--red-line); color: var(--red-ink); }

/* Dil secici iki kez yazilir: biri menu icinde (masaustu), biri menu DISINDA
   (mobil). Her kirilimda YALNIZCA BIRI display:none disidir — bu yuzden ekran
   okuyucuda tekrar eden bag olusmaz.

   DIKKAT: bu blok dosyada max-width:900px medya sorgusundan SONRA gelir. Ayni
   ozgullukte yazilirsa asagidaki kural mobil kurali EZER ve baglanti mobilde de
   kaybolur. Mobil kural bu yuzden `.nav-inner .nav-lang-mobile` (0,2,0) ile
   yazildi; siradan bagimsiz olarak buradaki (0,1,0) kurali yener. */
.nav-lang-mobile { display: none; }

/* ========================
   ÖZET / LEDE KUTUSU
======================== */
.section-tight { padding: 40px 0 10px; }
.lede-box {
    max-width: 900px;
    margin: 0 auto;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-left: 4px solid var(--red);
    border-radius: var(--radius);
    padding: 28px 32px;
}
.lede-box p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dim);
}
.lede-box strong { color: var(--heading); }
.lede-box a { color: var(--red-ink); text-decoration: underline; text-underline-offset: 3px; }
.lede-box a:hover { color: var(--red-dark); }

/* ========================
   KART İÇİ BAĞLANTI
======================== */
.card-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: 18px;
    font-size: 13px;
    font-weight: 600;
    color: var(--red-ink);
    transition: gap 0.2s;
}
.card-link:hover { gap: 12px; }

.section-cta {
    text-align: center;
    margin-top: 44px;
}

/* ========================
   ÇİP IZGARASI (sektörler)
======================== */
.chip-grid {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 12px;
}
.chip-grid li {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 18px;
    font-size: 14px;
    color: var(--text-dim);
    transition: border-color 0.25s, transform 0.25s;
}
.chip-grid li:hover { border-color: var(--red-line); transform: translateY(-2px); }
.chip-grid li i {
    color: var(--red-ink);
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* ========================
   SSS (AÇILIR SORULAR)
======================== */
.faq {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.faq-item[open] { border-color: var(--red-line); }
.faq-item summary {
    cursor: pointer;
    list-style: none;
    padding: 20px 56px 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--heading);
    position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: "+";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    font-weight: 400;
    line-height: 1;
    color: var(--red-ink);
    transition: transform 0.25s;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item summary:hover { background: var(--surface-2); }
.faq-body {
    padding: 0 24px 22px;
    border-top: 1px solid var(--border);
    padding-top: 18px;
}
.faq-body p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-dim);
}
.faq-body p + p { margin-top: 12px; }
.faq-body a { color: var(--red-ink); text-decoration: underline; text-underline-offset: 3px; }
.faq-body ul { margin: 12px 0 0 20px; }
.faq-body li { font-size: 15px; line-height: 1.7; color: var(--text-dim); margin-bottom: 6px; }

/* ========================
   ALT SAYFA BAŞLIĞI
======================== */
.page-hero {
    position: relative;
    padding: 150px 0 60px;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
    pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
    font-size: clamp(30px, 4.6vw, 50px);
    font-weight: 800;
    color: var(--heading);
    line-height: 1.15;
    letter-spacing: -0.6px;
    margin-bottom: 16px;
    max-width: 860px;
}
.page-hero .page-lede {
    font-size: 18px;
    line-height: 1.75;
    color: var(--text-dim);
    max-width: 760px;
}

/* Kırıntı yolu */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 20px;
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--red-ink); }
.breadcrumb span[aria-current] { color: var(--heading); font-weight: 600; }
.breadcrumb .sep { color: var(--border-2); }

/* ========================
   MAKALE / METİN AKIŞI
======================== */
.prose {
    max-width: 820px;
    margin: 0 auto;
}
.prose h2 {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 800;
    color: var(--heading);
    line-height: 1.25;
    letter-spacing: -0.4px;
    margin: 48px 0 16px;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--heading);
    margin: 32px 0 10px;
}
.prose p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dim);
    margin-bottom: 16px;
}
.prose strong { color: var(--heading); font-weight: 600; }
.prose a { color: var(--red-ink); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--red-dark); }
.prose ul, .prose ol {
    margin: 0 0 20px 22px;
}
.prose li {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dim);
    margin-bottom: 8px;
}
.prose li strong { color: var(--heading); }

.callout {
    background: var(--red-soft);
    border: 1px solid var(--red-line);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin: 28px 0;
}
.callout p { margin: 0; color: var(--text-dim); font-size: 15px; line-height: 1.75; }
.callout p + p { margin-top: 10px; }
.callout strong { color: var(--red-ink); }

/* Karşılaştırma tablosu */
.table-wrap { overflow-x: auto; margin: 28px 0; }
.cmp-table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    font-size: 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.cmp-table th, .cmp-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    color: var(--text-dim);
    line-height: 1.6;
}
.cmp-table thead th {
    background: var(--surface-2);
    color: var(--heading);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.3px;
}
.cmp-table tbody tr:last-child td { border-bottom: none; }
.cmp-table td strong { color: var(--heading); }

/* Alt sayfa kapanış CTA'sı */
.mini-cta {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 44px 32px;
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}
.mini-cta h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 800;
    color: var(--heading);
    margin-bottom: 12px;
}
.mini-cta p {
    font-size: 16px;
    color: var(--text-dim);
    margin-bottom: 26px;
    line-height: 1.7;
}
.mini-cta .cta-actions { margin-bottom: 0; }

/* İlgili sayfalar */
.related {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    max-width: 820px;
    margin: 44px auto 0;
}
.related a {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
    box-shadow: var(--shadow);
    transition: transform 0.25s, border-color 0.25s;
}
.related a:hover { transform: translateY(-4px); border-color: var(--red-line); }
.related strong {
    display: block;
    font-size: 15px;
    color: var(--heading);
    margin-bottom: 6px;
}
.related span { font-size: 13px; color: var(--text-dim); line-height: 1.6; }

/* 404 */
.err-page {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 160px 0 80px;
}
.err-code {
    font-size: clamp(64px, 12vw, 130px);
    font-weight: 900;
    color: var(--red);
    line-height: 1;
    letter-spacing: -4px;
}

@media (max-width: 560px) {
    .lede-box { padding: 22px 20px; }
    .page-hero { padding: 120px 0 44px; }
    .faq-item summary { font-size: 15px; padding: 18px 48px 18px 18px; }
    .faq-body { padding: 16px 18px 20px; }
    .mini-cta { padding: 34px 20px; }
}

/* ========================
   DIL SECICI (22 dil)
   Eski tek "TR" linkinin (.nav-lang) yerini alir. Globe butonu +
   acilir liste. Liste 22 satir oldugu icin kaydirilabilir.
======================== */
.lang-switch { position: relative; flex-shrink: 0; }

.lang-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: none;
    border: 1px solid var(--border-2);
    border-radius: 50px;
    padding: 5px 12px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dim);
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
}
.lang-btn:hover { border-color: var(--red-line); color: var(--red-ink); }
.lang-btn[aria-expanded="true"] { border-color: var(--red-line); color: var(--red-ink); }
.lang-caret { font-size: 10px; transition: transform 0.2s; }
.lang-btn[aria-expanded="true"] .lang-caret { transform: rotate(180deg); }

.lang-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    z-index: 2000;
    min-width: 190px;
    max-height: min(60vh, 420px);
    overflow-y: auto;
    overscroll-behavior: contain;
    list-style: none;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 6px;
}
.lang-menu[hidden] { display: none; }
.lang-menu a {
    display: block;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dim);
    white-space: nowrap;
}
.lang-menu a:hover { background: var(--surface-3); color: var(--heading); }
.lang-menu a[aria-current="true"] { color: var(--red-ink); font-weight: 700; }

/* Footer dil listesi — duz, sarilan satir */
.footer-langs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 16px;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    max-width: 900px;
}
.footer-langs a { font-size: 13px; color: var(--text-dim); }
.footer-langs a:hover { color: var(--red-ink); }
.footer-langs a[aria-current="true"] { color: var(--heading); font-weight: 600; }

/* Mobilde acilir menu hamburger menusunun icinde kaldigi icin
   tam genislige yayilir; sabit konumlanma gerekmez. */
@media (max-width: 960px) {
    .lang-switch { width: 100%; }
    .lang-btn { width: 100%; justify-content: center; }
    .lang-menu { position: static; width: 100%; min-width: 0; margin-top: 8px; max-height: 240px; }
}