/* ==========================================================================
   Özenfluencer — Futuristik katman ("Neon Nebula")
   site.css'in ÜSTÜNE biner. Tüm efektler saf CSS + Bootstrap 5.3 bundle.
   Token'lar (--neon-*, --glow-*, --glass-*, --aurora-op, --grid-line) site.css'ten gelir.
   ========================================================================== */

/* ------------------------------------------------------------ 1. YARDIMCILAR */

/* Cam (glassmorphism) yüzey */
.glass {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
    backdrop-filter: blur(16px) saturate(140%);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-lg);
}

/* Gradient kenarlık (içi dolmaz — mask-composite) */
.grad-border { position: relative; }
.grad-border::before {
    content: ""; position: absolute; inset: 0; padding: 1.5px;
    border-radius: inherit; background: var(--grad-neon);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    pointer-events: none; z-index: 1;
}

/* Neon kenar glow */
.neon-edge {
    border: 1px solid rgba(124, 92, 255, .55);
    box-shadow: 0 0 0 1px var(--glow-violet), 0 0 22px -2px var(--glow-violet), inset 0 0 14px -6px var(--glow-cyan);
}

/* Animasyonlu gradient metin */
.grad-text {
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-violet), var(--neon-magenta), var(--neon-cyan));
    background-size: 300% auto;
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
    animation: grad-shift 7s linear infinite;
    /* Gradient metni arka plandan ayırıp okunurluğu artırır (aksi halde "kaybolur"). */
    filter: drop-shadow(0 1px 6px rgba(0, 0, 0, .32));
}
/* Aydınlık temada cyan (#00E5FF) beyaz üzerinde ~1.5:1 kalıyor — WCAG 3:1 altı.
   Bu yüzden aydınlıkta koyu, kontrastı yeterli gradient kullanılır (cyan-700 vb.). */
[data-bs-theme="light"] .grad-text {
    background: linear-gradient(90deg, #0E7490, #6D28D9, #BE185D, #0E7490);
    background-size: 300% auto;
    /* KRİTİK: 'background' kısayolu background-clip'i sıfırlar — text kırpmayı tekrar bildir,
       yoksa gradient tüm kutuyu doldurur ve harfler görünmez (dolu renk bloğu). */
    -webkit-background-clip: text; background-clip: text;
    filter: drop-shadow(0 1px 1px rgba(0, 0, 0, .10));
}
@keyframes grad-shift { to { background-position: 300% 50%; } }

/* Gradient buton — temiz, hover'da yumuşak parıltı (dönen gökkuşağı halkası YOK) */
.btn-glow {
    display: inline-flex; align-items: center; gap: .5rem;
    border: none; border-radius: var(--r-full);
    padding: .72rem 1.6rem; color: #fff; font-weight: 650; cursor: pointer;
    background: var(--grad-cta); box-shadow: 0 6px 18px -6px var(--glow-violet);
    transition: transform .2s var(--ease-out), box-shadow .3s var(--ease-out), filter .2s ease;
}
.btn-glow:hover {
    color: #fff; text-decoration: none; transform: translateY(-2px); filter: brightness(1.05);
    box-shadow: 0 0 0 1px var(--accent-a30), 0 10px 26px -8px var(--glow-violet), 0 0 22px -8px var(--glow-cyan);
}
.btn-glow:active { transform: translateY(0); }
@keyframes spin { to { transform: rotate(1turn); } }

/* Scroll-reveal (fade-up) — gizleme YALNIZ JS aktifken (.js). JS yoksa içerik görünür kalır. */
.reveal { transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.js .reveal { opacity: 0; transform: translateY(28px); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* Hover tilt (JS ile transform yazılır) */
.tilt { transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out); transform-style: preserve-3d; will-change: transform; }

/* ------------------------------------------------ 2. ARKA PLAN KATMANLARI */

/* Aurora / gradient-mesh — bir bölümün arkasına konur */
.fx-aurora { position: relative; overflow: hidden; isolation: isolate; }
.fx-aurora > * { position: relative; z-index: 2; }
.fx-aurora::before {
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background-image:
        radial-gradient(40% 50% at 18% 28%, rgba(124, 92, 255, .55) 0%, transparent 70%),
        radial-gradient(45% 55% at 78% 22%, rgba(0, 229, 255, .40) 0%, transparent 70%),
        radial-gradient(50% 60% at 62% 78%, rgba(255, 46, 136, .34) 0%, transparent 72%),
        radial-gradient(42% 52% at 30% 82%, rgba(139, 92, 246, .42) 0%, transparent 72%);
    opacity: var(--aurora-op);
}
.fx-aurora::after {
    content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: radial-gradient(60% 55% at 50% 30%, rgba(124, 92, 255, .16), transparent 75%);
}
@keyframes aurora-drift {
    from { transform: translate3d(-4%, -2%, 0) rotate(0deg); }
    to   { transform: translate3d(4%, 3%, 0) rotate(8deg); }
}

/* Izgara çizgileri — kenarlara solan */
.fx-grid { position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background-image:
        linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
    background-size: 46px 46px;
    -webkit-mask-image: radial-gradient(ellipse 62% 62% at 50% 42%, #000 55%, transparent 100%);
            mask-image: radial-gradient(ellipse 62% 62% at 50% 42%, #000 55%, transparent 100%);
}

/* ---------------------------------------------------- 3. HERO / SLIDER */

.landing { margin: calc(var(--sp-6) * -1) 0 0; }        /* app-main padding'ini yut */
.hero-carousel { border-radius: 0 0 var(--r-xl) var(--r-xl); overflow: hidden; }
.hero-slide {
    position: relative; overflow: hidden; isolation: isolate;
    min-height: 74vh; display: flex; align-items: center;
    padding: clamp(2rem, 6vw, 5rem) 0;
    background: var(--bg);
}
.hero-slide__inner { position: relative; z-index: 3; width: 100%; }
.hero-slide[data-accent="aurora"] { --hue-a: rgba(124,92,255,.55); --hue-b: rgba(0,229,255,.42); --hue-c: rgba(255,46,136,.34); }
.hero-slide[data-accent="violet"] { --hue-a: rgba(124,92,255,.60); --hue-b: rgba(160,60,240,.45); --hue-c: rgba(88,60,255,.40); }
.hero-slide[data-accent="cyan"]   { --hue-a: rgba(0,229,255,.50);  --hue-b: rgba(45,212,191,.42); --hue-c: rgba(124,92,255,.40); }
.hero-slide[data-accent="sunset"] { --hue-a: rgba(255,46,136,.50); --hue-b: rgba(255,120,80,.40); --hue-c: rgba(124,92,255,.42); }
.hero-slide::before {
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background-image:
        radial-gradient(40% 55% at 20% 26%, var(--hue-a) 0%, transparent 70%),
        radial-gradient(46% 58% at 80% 22%, var(--hue-b) 0%, transparent 72%),
        radial-gradient(52% 62% at 62% 82%, var(--hue-c) 0%, transparent 74%);
    opacity: var(--aurora-op);
}
.hero-slide::after {
    content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: radial-gradient(65% 55% at 50% 22%, rgba(124, 92, 255, .18), transparent 76%);
}
.hero-slide__grid { position: absolute; inset: 0; z-index: 2; pointer-events: none;
    background-image: linear-gradient(to right, var(--grid-line) 1px, transparent 1px), linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
    background-size: 46px 46px;
    -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, #000 55%, transparent 100%);
            mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, #000 55%, transparent 100%);
}
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: .5rem;
    font-size: var(--fs-xs); font-weight: 700; letter-spacing: .14em;
    padding: .35rem .85rem; border-radius: var(--r-full);
    color: var(--text); background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.hero-eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--neon-cyan); box-shadow: 0 0 8px 1px var(--glow-cyan); }
.hero-title { font-size: clamp(1.9rem, 5vw, 3.4rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.08; margin: var(--sp-4) 0; max-width: 18ch; }
.hero-sub { font-size: clamp(1rem, 2.2vw, 1.2rem); color: var(--text); opacity: .84; max-width: 54ch; line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin-top: var(--sp-6); }

/* Futuristik carousel göstergeleri (progress bar) */
.hero-carousel .carousel-indicators { margin-bottom: 1.4rem; gap: .5rem; }
.hero-carousel .carousel-indicators [data-bs-target] {
    position: relative; width: 46px; height: 5px; border: none; border-radius: var(--r-full);
    background: rgba(148, 163, 184, .35); opacity: 1; overflow: hidden;
}
.hero-carousel .carousel-indicators [data-bs-target] span {
    position: absolute; inset: 0; width: 0; height: 100%; border-radius: inherit;
    background: var(--grad-neon); box-shadow: 0 0 10px var(--glow-cyan);
}
.carousel-fade .carousel-item { transition: opacity .9s var(--ease-out); }
.hero-carousel .carousel-control-prev, .hero-carousel .carousel-control-next { width: 8%; opacity: .0; transition: opacity .2s ease; }
.hero-carousel:hover .carousel-control-prev, .hero-carousel:hover .carousel-control-next { opacity: .8; }

/* Yörünge (hero görsel yerine) */
.orbit { position: relative; width: min(340px, 78vw); aspect-ratio: 1; margin: auto; }
.orbit-core {
    position: absolute; inset: 34%; border-radius: 50%;
    background: var(--grad-cta); box-shadow: 0 0 50px -6px var(--glow-violet), inset 0 0 30px rgba(255,255,255,.25);
    display: flex; align-items: center; justify-content: center;
}
.orbit-ring { position: absolute; inset: 0; border-radius: 50%; border: 1px solid var(--glass-border); animation: spin 22s linear infinite; }
.orbit-ring:nth-child(2) { inset: 15%; animation-duration: 16s; animation-direction: reverse; }
.orbit-ring:nth-child(3) { inset: 30%; animation-duration: 30s; }
.orbit-ring::after {
    content: ""; position: absolute; top: -5px; left: 50%; transform: translateX(-50%);
    width: 10px; height: 10px; border-radius: 50%; background: var(--neon-cyan);
    box-shadow: 0 0 14px 3px var(--glow-cyan);
}
.orbit-ring:nth-child(2)::after { background: var(--neon-magenta); box-shadow: 0 0 14px 3px var(--glow-magenta); }
.orbit-ring:nth-child(3)::after { background: var(--neon-violet); box-shadow: 0 0 14px 3px var(--glow-violet); }

/* ------------------------------------------------------ 4. MARKA ŞERİDİ */
.marquee { --gap: 3rem; display: flex; gap: var(--gap); overflow: hidden; -webkit-user-select: none; user-select: none;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__content { flex-shrink: 0; display: flex; gap: var(--gap); min-width: 100%; justify-content: space-around; align-items: center; animation: marquee 34s linear infinite; }
.marquee:hover .marquee__content { animation-play-state: paused; }
.marquee__item { font-weight: 700; font-size: var(--fs-lg); color: var(--text-muted); white-space: nowrap; letter-spacing: -.01em; }
@keyframes marquee { to { transform: translateX(calc(-100% - var(--gap))); } }

/* ---------------------------------------------------- 5. LANDING BÖLÜMLERİ */
.landing-section { padding: clamp(3rem, 7vw, 5.5rem) 0; position: relative; }
.section-eyebrow { display: inline-block; font-size: var(--fs-xs); font-weight: 700; letter-spacing: .14em; color: var(--accent); text-transform: uppercase; margin-bottom: var(--sp-2); }
.section-head { text-align: center; max-width: 60ch; margin: 0 auto var(--sp-8); }
.section-head h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 800; letter-spacing: -.025em; }
.section-head p { color: var(--text-muted); font-size: var(--fs-lg); margin-top: var(--sp-2); }

/* İstatistik şeridi */
.stat-band { display: grid; gap: var(--sp-4); grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.stat-card { padding: var(--sp-6); border-radius: var(--r-lg); text-align: center; }
.stat-value { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.stat-label { color: var(--text-muted); font-size: var(--fs-sm); font-weight: 600; margin-top: var(--sp-2); }

/* Özellik kartları */
.feature-grid { display: grid; gap: var(--sp-5); grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.feature-card { position: relative; padding: var(--sp-6); border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--border); box-shadow: var(--sh-xs); overflow: hidden; }
.feature-card__glow { position: absolute; top: -40px; right: -40px; width: 130px; height: 130px; border-radius: 50%; background: radial-gradient(circle, var(--glow-violet), transparent 70%); pointer-events: none; }
.feature-icon {
    width: 52px; height: 52px; border-radius: var(--r-md); margin-bottom: var(--sp-4);
    display: inline-flex; align-items: center; justify-content: center;
    color: #fff; background: var(--grad-cta); box-shadow: 0 8px 20px -6px var(--glow-violet);
}
.feature-icon svg { width: 24px; height: 24px; }
.feature-card h3 { font-size: var(--fs-lg); font-weight: 700; margin-bottom: var(--sp-2); }
.feature-card p { color: var(--text-muted); font-size: var(--fs-base); margin: 0; }
@media (hover: hover) { .feature-card:hover { border-color: var(--accent-a30); box-shadow: var(--sh-hover); } }

/* Nasıl çalışır — numaralı ışıklı timeline */
.steps { display: grid; gap: var(--sp-5); grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); counter-reset: step; }
.step-card { position: relative; padding: var(--sp-5); border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--border); }
.step-badge {
    width: 44px; height: 44px; border-radius: var(--r-full); margin-bottom: var(--sp-3);
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: var(--fs-lg); color: var(--accent);
    background: var(--accent-a15); border: 1px solid var(--accent-a30);
    box-shadow: 0 0 18px -4px var(--glow-violet);
}
.step-card h3 { font-size: var(--fs-md); font-weight: 700; margin-bottom: var(--sp-1); }
.step-card p { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }

/* Referans kartları */
.testi-grid { display: grid; gap: var(--sp-5); grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.testi-card { position: relative; padding: var(--sp-6); border-radius: var(--r-lg); }
.testi-card::before { content: "\201C"; position: absolute; top: -6px; left: var(--sp-5); font-size: 4.5rem; line-height: 1; color: var(--accent); opacity: .18; font-weight: 800; }
.testi-quote { font-size: var(--fs-md); line-height: 1.6; margin: var(--sp-3) 0 var(--sp-5); position: relative; }
.testi-author { display: flex; align-items: center; gap: var(--sp-3); }
.testi-avatar { width: 42px; height: 42px; border-radius: var(--r-full); background: var(--grad-cta); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 750; flex: 0 0 auto; }
.testi-name { font-weight: 700; font-size: var(--fs-base); }
.testi-role { color: var(--text-muted); font-size: var(--fs-xs); }

/* CTA bandı */
.cta-band { position: relative; overflow: hidden; border-radius: var(--r-xl); padding: clamp(2.5rem, 6vw, 4.5rem) var(--sp-6); text-align: center; }
.cta-band h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); font-weight: 800; letter-spacing: -.03em; }
.cta-band p { color: var(--text-muted); font-size: var(--fs-lg); margin: var(--sp-3) 0 var(--sp-6); }

/* SSS accordion — neon sol çubuk */
.faq .accordion-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-md) !important; margin-bottom: var(--sp-3); overflow: hidden; }
.faq .accordion-button { background: var(--surface); color: var(--text); font-weight: 650; box-shadow: none; }
.faq .accordion-button:not(.collapsed) { color: var(--accent); background: var(--accent-a15); box-shadow: inset 3px 0 0 var(--accent); }
.faq .accordion-button:focus { box-shadow: 0 0 0 3px var(--accent-a15); }
.faq .accordion-body { color: var(--text-muted); }

/* ---------------------------------------------- 6. GLOBAL FUTURISTİK DOKUNUŞ */
/* Uygulama kabuğuna ince neon (Faz E — tüm sayfalar) */
.app-navbar { -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); background: var(--glass-bg); }
[data-bs-theme="dark"] .app-navbar { border-bottom-color: rgba(124, 92, 255, .22); }
[data-bs-theme="dark"] .btn-primary { box-shadow: 0 0 18px -6px var(--glow-violet); }
[data-bs-theme="dark"] .btn-gradient:hover { box-shadow: 0 0 20px -4px var(--glow-violet); }
.page-title { position: relative; }
[data-bs-theme="dark"] .kpi-card:hover, [data-bs-theme="dark"] a.kpi-card:hover { box-shadow: 0 0 24px -10px var(--glow-violet); }
.gradient-text { background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }

/* ---- AYDINLIK TEMA temizliği ----
   Koyu neon aurora/glow'lar beyaz zeminde renkli LEKE gibi durur. Aydınlıkta
   renkli blob'ları kaldırıp sakin, tek yönlü indigo/gök yıkamasına çeviririz. */
[data-bs-theme="light"] .hero-slide::before {
    background: linear-gradient(160deg, rgba(99, 102, 241, .10), rgba(14, 165, 233, .07) 55%, transparent);
    opacity: 1;
}
[data-bs-theme="light"] .hero-slide::after,
[data-bs-theme="light"] .fx-aurora::after { display: none; }
[data-bs-theme="light"] .fx-aurora::before {
    background: linear-gradient(160deg, rgba(99, 102, 241, .07), rgba(14, 165, 233, .05) 60%, transparent);
    opacity: 1;
}
[data-bs-theme="light"] .feature-card__glow { opacity: .45; }
[data-bs-theme="light"] .neon-edge {
    border-color: var(--accent-a30);
    box-shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 12px 32px -14px rgba(79, 70, 229, .28);
}
[data-bs-theme="light"] .orbit-core { box-shadow: 0 10px 30px -10px rgba(79, 70, 229, .35); }

/* Auth (giriş / kayıt) — futuristik */
.auth-wrap { position: relative; display: flex; align-items: center; justify-content: center; min-height: 74vh; padding: var(--sp-8) 0; border-radius: var(--r-xl); }
.auth-card { position: relative; width: 100%; padding: clamp(1.5rem, 4vw, 2.6rem); border-radius: var(--r-xl); }
.auth-head { text-align: center; margin-bottom: var(--sp-6); }
.auth-head .brand-logo { justify-content: center; margin-bottom: var(--sp-4); }
.auth-head h1 { font-size: var(--fs-xl); font-weight: 800; letter-spacing: -.02em; margin: 0; }
.auth-head p { color: var(--text-muted); font-size: var(--fs-sm); margin: .4rem 0 0; }
.btn-glow.w-100 { justify-content: center; }

/* Mobil ayarları */
@media (max-width: 991.98px) {
    .hero-slide { min-height: 68vh; text-align: left; }
    .landing .orbit { margin-top: var(--sp-6); }
}
@media (max-width: 575.98px) {
    .hero-slide { min-height: 0; padding: 3rem 0 3.5rem; }
    .stat-card, .feature-card, .step-card, .testi-card { padding: var(--sp-5); }
    .marquee { --gap: 1.8rem; }
}

/* Hareket azaltma — TÜM futuristik animasyonlar durur, statik derinlik kalır */
@media (prefers-reduced-motion: reduce) {
    .fx-aurora::after, .hero-slide::after, .orbit-ring, .marquee__content,
    .btn-glow::before, .grad-text { animation: none !important; }
    .grad-text { background-position: 0 50%; }
}