/* S.S.S Bölümü Varsayılan Oklarını Gizle */
details > summary {
    list-style: none;
}
details > summary::-webkit-details-marker {
    display: none;
}

/* Material Icons Dolgu Ayarı */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Form Inputları için Özel Tarayıcı Çizgilerini Sıfırlama */
input:focus, textarea:focus {
    outline: none !important;
    box-shadow: none !important;
}

/* Chrome Otomatik Doldurma (Autofill) Tema Sorunu Düzeltmesi */
input:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px var(--color-background) inset !important;
    -webkit-text-fill-color: var(--color-on-background) !important;
    transition: background-color 5000s ease-in-out 0s;
}

/* --- TEMA MİMARİSİ (DARK / LIGHT MODE) --- */

/* Gündüz Modu (Light) Değişkenleri */
:root {
    --color-background: #ffffff;
    --color-surface: #f8fafc;
    --color-surface-container: #f1f5f9;
    --color-on-background: #0f172a;
    --color-on-surface: #1e293b;
    --color-secondary: #64748b;
}

/* Gece Modu (Dark) Değişkenleri */
html.dark {
    --color-background: #000000;
    --color-surface: #131313;
    --color-surface-container: #1A1A1A;
    --color-on-background: #ffffff;
    --color-on-surface: #ffffff;
    --color-secondary: #c6c6c6;
}

/* --- MİMARİ GEÇİŞLER (TRANSITIONS) --- */
/* Sticky Header Şeffaf -> Renkli Kusursuz Geçişi */
#main-header {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#main-header.header-glass {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 10px 40px rgba(2, 6, 23, 0.08);
}

footer {
    transition: background-color 0.5s ease, border-color 0.5s ease;
}

.hero-bg-scale {
    transform: scale(1.08);
    will-change: transform;
}

.reveal-up,
.reveal-left,
.reveal-right,
.stagger-item {
    opacity: 0;
}

.case-card {
    transition: transform 300ms ease, border-color 300ms ease;
}

.case-card:hover {
    transform: translateY(-8px);
    border-color: #ff500b;
}

.ticker-track {
    display: flex;
    width: max-content;
    animation: tickerMove 24s linear infinite;
}

.ticker-item {
    font-weight: 800;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-size: 11px;
    color: var(--color-secondary);
    margin-right: 3.5rem;
    white-space: nowrap;
}

.ticker-item::before {
    content: "◆";
    color: #ff500b;
    margin-right: 0.8rem;
}

.pulse-dot {
    animation: pulseDot 1.8s ease-in-out infinite;
}

.float-y {
    animation: floatY 7s ease-in-out infinite;
}

.float-y-delayed {
    animation: floatY 8.5s ease-in-out infinite;
    animation-delay: 0.9s;
}

.logo-cloud-track {
    display: flex;
    gap: 1rem;
    width: max-content;
    animation: tickerMove 26s linear infinite;
}

.logo-pill {
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: var(--color-surface);
    color: var(--color-on-surface);
    padding: 0.7rem 1rem;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    white-space: nowrap;
}

.timeline-line {
    position: relative;
    display: grid;
    gap: 1rem;
}

.timeline-line::before {
    content: "";
    position: absolute;
    left: 14px;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: rgba(255, 80, 11, 0.45);
}

.timeline-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    background: var(--color-surface);
    border: 1px solid rgba(148, 163, 184, 0.22);
    padding: 1rem;
    margin-left: 1.2rem;
}

.timeline-item span {
    color: #ff500b;
    font-weight: 900;
}

.timeline-item p {
    color: var(--color-secondary);
}

.before-after-slider {
    --split: 50%;
}

.comparison-divider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--split);
    width: 2px;
    background: #ff500b;
    pointer-events: none;
}

.comparison-range {
    position: absolute;
    inset: 0;
    width: 100%;
    opacity: 0;
    cursor: ew-resize;
}

.insight-card {
    transition: transform 250ms ease, border-color 250ms ease, opacity 250ms ease;
}

.insight-card:hover {
    transform: translateY(-6px);
    border-color: #ff500b;
}

.form-step-indicator {
    border: 1px solid rgba(148, 163, 184, 0.3);
    padding: 0.4rem 0.65rem;
    color: var(--color-secondary);
}

.form-step-indicator.active {
    background: #ff500b;
    color: #111111;
    border-color: #ff500b;
}

.form-step-content {
    display: none;
}

.form-step-content.active {
    display: block;
}

.magnetic-btn {
    transform: translate3d(0, 0, 0);
}

.nav-link.active {
    color: #ff500b !important;
}

.trust-card {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.5));
    padding: 0.95rem 1rem;
}

html.dark .trust-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
}

.trust-card p {
    color: var(--color-on-surface);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pin-stage {
    min-height: auto;
    position: relative;
}

.pin-panel {
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.5));
    padding: 1.25rem;
}

html.dark .pin-panel {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
}

.pin-card {
    opacity: 1;
    transform: translateY(0) scale(1);
    border: 1px solid rgba(148, 163, 184, 0.28);
    background: var(--color-background);
    padding: 1.25rem;
    box-shadow: 0 12px 35px rgba(2, 6, 23, 0.08);
}

.pin-card h3 {
    margin-top: 0.9rem;
    color: var(--color-on-surface);
    font-weight: 800;
    font-size: 1rem;
}

.scroll-lab-aside {
    position: static;
}

.metric-chip {
    border: 1px solid rgba(148, 163, 184, 0.25);
    background: var(--color-background);
    padding: 0.75rem;
}

.metric-chip span {
    display: block;
    color: #ff500b;
    font-size: 1.1rem;
    font-weight: 900;
}

.metric-chip small {
    color: var(--color-secondary);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
}

.lab-line {
    width: 100%;
    height: 52px;
    margin-top: 0.8rem;
}

.lab-line polyline {
    fill: none;
    stroke: #ff500b;
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.9;
}

@media (max-width: 1024px) {
    .pin-stage {
        min-height: auto;
    }

    .scroll-lab-aside {
        position: static;
        top: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal-up,
    .reveal-left,
    .reveal-right,
    .stagger-item {
        opacity: 1 !important;
    }
}

@keyframes tickerMove {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes pulseDot {
    0%, 100% {
        transform: scale(1);
        opacity: 0.75;
    }
    50% {
        transform: scale(1.35);
        opacity: 1;
    }
}

@keyframes floatY {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-14px);
    }
}