:root {
    --bg: #f5f7fb;
    --text: #17191e;
    --primary: #0f172a;
    --accent: #c7a54f;
    --white: #fff;
    --muted: #6b7280;
    --shadow: 0 14px 40px rgba(15, 23, 42, 0.11);
    --radius: 14px;
}

* { box-sizing: border-box; }
html, body { overflow-x: hidden; }
body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, 92%); margin: 0 auto; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    padding-left: env(safe-area-inset-left, 0);
    padding-right: env(safe-area-inset-right, 0);
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid #eceff4;
}
.top-strip {
    border-bottom: 1px solid #eef2f7;
    font-size: 0.85rem;
    color: var(--muted);
}
.top-strip-inner {
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.contact-mini, .social-mini { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.contact-mini a, .social-mini a { display: inline-flex; align-items: center; gap: 6px; }
.social-mini a {
    width: 28px;
    height: 28px;
    border: 1px solid #e6e8ee;
    border-radius: 999px;
    justify-content: center;
    transition: .24s ease;
}
.social-mini a:hover { color: var(--primary); border-color: var(--accent); transform: translateY(-2px); }

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 76px;
}
.brand {
    font-weight: 800;
    letter-spacing: .02em;
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    display: inline-flex;
    gap: 10px;
    align-items: center;
    line-height: 0;
    flex-shrink: 0;
    max-width: min(300px, 74vw);
}
/* Beyaz header uzerinde logo (beyaz yazi + seffaf zemin) okunakli olsun */
.brand--logo {
    background: #000000;
    padding: 8px 14px;
    border-radius: 12px;
    box-sizing: border-box;
    max-width: min(320px, 78vw);
}
.brand-logo {
    display: block;
    height: clamp(36px, 9vw, 52px);
    width: auto;
    max-width: 100%;
    object-fit: contain;
}
.brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    background: linear-gradient(145deg, #1f2937, #111827);
}
nav { display: flex; gap: 24px; font-weight: 600; }
nav a {
    position: relative;
    padding: 10px 2px;
}
nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 2px;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: .25s ease;
}
nav a:hover::after, nav a.active::after { width: 100%; }
.menu-toggle { display: none; }

.hero-slider {
    position: relative;
    height: clamp(540px, 74vh, 760px);
}
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease;
    background-size: cover;
    background-position: center;
    display: grid;
    align-items: center;
}
.hero-slide.active { opacity: 1; visibility: visible; }
.overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(9, 12, 23, 0.8) 20%, rgba(9, 12, 23, 0.35) 100%);
}
.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 760px;
}
.hero-kicker {
    letter-spacing: .08em;
    font-weight: 700;
    color: #ead7a0;
    margin-bottom: 8px;
}
.hero-content h1 {
    margin: 0 0 10px;
    line-height: 1.1;
    font-size: clamp(2.1rem, 4.1vw, 4rem);
}
.hero-content p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    margin: 0;
    opacity: .95;
}
.hero-actions { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255, 255, 255, .4);
    color: #fff;
    background: rgba(16, 19, 29, .35);
    border-radius: 999px;
    cursor: pointer;
}
.hero-arrow:hover { background: rgba(16, 19, 29, .7); }
.hero-arrow.prev { left: 20px; }
.hero-arrow.next { right: 20px; }
.hero-dots {
    position: absolute;
    left: 50%;
    bottom: 26px;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}
.hero-dots button {
    border: 0;
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .5);
    cursor: pointer;
    transition: .25s;
}
.hero-dots button.active {
    width: 28px;
    background: var(--accent);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--accent);
    color: #101114;
    padding: 11px 20px;
    border-radius: 10px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn.ghost {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,.55);
}
.section { padding: 72px 0; }
.gray { background: var(--bg); }
.label { color: #b99036; font-weight: 800; letter-spacing: .07em; font-size: .8rem; }

.two-col {
    display: grid;
    gap: 30px;
    grid-template-columns: 1.2fr 1fr;
}
.card {
    background: var(--white);
    border: 1px solid #eaedf3;
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 3px 18px rgba(15, 23, 42, 0.04);
}
.accent-card {
    background: linear-gradient(145deg, #101828, #1e293b);
    color: #e5e7eb;
}
.text-link {
    display: inline-flex;
    gap: 7px;
    align-items: center;
    margin-top: 8px;
    color: #f5d181;
    font-weight: 600;
}

.center { text-align: center; margin-bottom: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

.service-card, .project-card {
    border: 1px solid #e8e8ef;
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
    position: relative;
    transition: transform .25s ease, box-shadow .25s ease;
}
.service-card:hover, .project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}
.service-card img, .project-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
    transition: transform .4s ease;
}
.service-card:hover img, .project-card:hover img { transform: scale(1.06); }
.service-card h3, .service-card p, .project-card h3, .project-card p { margin: 12px 14px; }
.service-card p, .project-card p { color: var(--muted); margin-top: 8px; }
.chip {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(17, 24, 39, .7);
    color: #fff;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: .73rem;
    letter-spacing: .04em;
}
.project-location {
    margin: 14px 14px 0;
    display: inline-flex;
    gap: 7px;
    color: #8a6a25;
    font-size: .85rem;
}
.inline-cta {
    margin: 2px 14px 16px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #967429;
    font-weight: 600;
}
.project-card-detailed { position: relative; }
.project-card-body { position: relative; z-index: 2; padding-bottom: 12px; }
.project-card-cover-link {
    position: absolute;
    inset: 0;
    z-index: 1;
}
.project-btn {
    position: relative;
    z-index: 3;
    margin: auto 14px 8px;
}

.intro-stats { margin-top: -28px; position: relative; z-index: 3; }
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.stats div {
    background: #0f172a;
    color: #fff;
    border-radius: 12px;
    padding: 18px;
    text-align: center;
}
.stats strong { display: block; font-size: 2rem; line-height: 1.1; }
.stats span { color: #cfd8ea; font-size: .92rem; }

.map {
    width: 100%;
    height: 290px;
    border: 0;
    border-radius: 12px;
}
input, textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid #d8dce6;
    border-radius: 10px;
    margin-bottom: 12px;
    font: inherit;
    background: #fff;
}
input:focus, textarea:focus {
    outline: 2px solid rgba(199, 165, 79, 0.38);
    border-color: #c7a54f;
}
.notice {
    background: #ecfdf5;
    border: 1px solid #10b981;
    color: #065f46;
    padding: 10px;
    border-radius: 8px;
}
.page-hero {
    background: radial-gradient(circle at top right, #293f5d, #111827 48%);
    color: #fff;
    padding: 62px 0;
}
.page-hero h1 {
    margin: 0;
    font-size: clamp(1.45rem, 4.5vw, 2.35rem);
    line-height: 1.2;
    word-break: break-word;
}
.page-hero-subtitle {
    margin: 10px 0 0;
    color: #d6deed;
    max-width: 760px;
}
.project-filters {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 22px;
}
.home-project-filters {
    justify-content: center;
}
button.project-filter-chip {
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    appearance: none;
    margin: 0;
}
.home-projects-empty {
    margin: 18px 0 0;
    color: #64748b;
}
.project-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid #e2e8f0;
    background: #fff;
    color: #334155;
    font-weight: 600;
    transition: .2s ease;
}
.project-filter-chip span {
    background: #f1f5f9;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: .8rem;
}
.project-filter-chip:hover {
    border-color: #c9a227;
}
.project-filter-chip.active {
    background: #0f172a;
    border-color: #0f172a;
    color: #fff;
}
.project-filter-chip.active span {
    background: rgba(15, 23, 42, .34);
    color: #fff;
}
.project-grid-modern {
    align-items: stretch;
}
.modern-project-card .project-card-body {
    display: grid;
    align-content: start;
    gap: 6px;
    min-height: 240px;
}
.modern-project-card h3 {
    margin-top: 2px;
    margin-bottom: 4px;
    line-height: 1.3;
}
.modern-project-card p {
    margin-top: 0;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.project-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .02em;
    margin: 12px 14px 4px;
}
.project-status-badge.is-ongoing {
    background: #dbeafe;
    color: #1e3a8a;
}
.project-status-badge.is-completed {
    background: #dcfce7;
    color: #166534;
}
.project-status-badge.is-upcoming {
    background: #fef3c7;
    color: #92400e;
}
.project-hero {
    position: relative;
    min-height: clamp(320px, 52vh, 70vh);
    background-size: cover;
    background-position: center;
    display: grid;
    align-items: end;
}
.project-hero-inner {
    position: relative;
    z-index: 1;
    color: #fff;
    padding-bottom: 44px;
    max-width: 800px;
}
.project-hero-inner h1 {
    margin: 0 0 8px;
    font-size: clamp(1.4rem, 4.2vw, 2.4rem);
    line-height: 1.15;
    word-break: break-word;
}
.project-hero-inner > p:not(.hero-kicker) {
    font-size: clamp(0.95rem, 2.2vw, 1.1rem);
    word-break: break-word;
}
.project-facts {
    margin: 0 0 20px;
    padding-left: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}
.project-facts li {
    padding: 10px 12px;
    background: #f8fafc;
    border: 1px solid #e7eaf1;
    border-radius: 10px;
}
.project-features-html p {
    margin: 0 0 12px;
}
.project-features-html ul,
.project-features-html ol {
    margin: 0 0 12px 20px;
}
.video-embed-wrap {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    border-radius: 12px;
    overflow: hidden;
    background: #0f172a;
}
.video-embed-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}
.project-gallery {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.project-gallery-item {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    cursor: pointer;
    font: inherit;
    text-align: left;
    color: inherit;
    transition: transform .2s ease, box-shadow .2s ease;
}
.project-gallery-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}
.project-gallery-item:focus-visible {
    outline: 2px solid var(--accent, #c9a227);
    outline-offset: 2px;
}
.project-gallery-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    display: block;
}
.project-gallery-item span {
    display: block;
    font-size: .85rem;
    color: #475569;
    padding: 8px 10px;
}

body.project-lightbox-open {
    overflow: hidden;
}
.project-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: max(12px, env(safe-area-inset-top, 0px));
    padding-right: max(12px, env(safe-area-inset-right, 0px));
    padding-bottom: max(44px, env(safe-area-inset-bottom, 0px));
    padding-left: max(12px, env(safe-area-inset-left, 0px));
    box-sizing: border-box;
}
.project-lightbox[hidden] {
    display: none !important;
}
.project-lightbox-backdrop {
    position: absolute;
    inset: 0;
    border: 0;
    padding: 0;
    margin: 0;
    background: rgba(15, 23, 42, 0.92);
    cursor: pointer;
}
.project-lightbox-panel {
    position: relative;
    z-index: 1;
    max-width: min(96vw, 1200px);
    max-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}
.project-lightbox-figure {
    margin: 0;
    max-width: 100%;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.project-lightbox-figure img {
    max-width: 100%;
    max-height: min(72vh, 900px);
    max-height: min(72dvh, 900px);
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.45);
}
.project-lightbox-caption {
    color: #e2e8f0;
    font-size: 0.95rem;
    text-align: center;
    max-width: 640px;
    line-height: 1.45;
}
.project-lightbox-caption:empty {
    display: none;
}
.project-lightbox-close {
    position: absolute;
    top: -8px;
    right: -8px;
    z-index: 2;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.72);
    color: #f8fafc;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: background 0.2s ease;
}
.project-lightbox-close:hover {
    background: rgba(15, 23, 42, 0.9);
}
.project-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.68);
    color: #f8fafc;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: background 0.2s ease;
}
.project-lightbox-nav:hover {
    background: rgba(15, 23, 42, 0.84);
}
.project-lightbox-prev {
    left: 0;
}
.project-lightbox-next {
    right: 0;
}
@media (max-width: 700px) {
    .project-lightbox-prev {
        left: 4px;
    }
    .project-lightbox-next {
        right: 4px;
    }
    .project-lightbox-close {
        top: 4px;
        right: 4px;
    }
}
.project-lightbox-counter {
    position: absolute;
    bottom: -36px;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    font-size: 0.85rem;
    color: #94a3b8;
    letter-spacing: 0.02em;
}

.about-layout {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
    gap: 34px;
}
.about-copy p { color: var(--muted); }
.about-copy h2 {
    margin: 8px 0 12px;
    line-height: 1.2;
    font-size: clamp(1.45rem, 2.8vw, 2.1rem);
}
.about-tags {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.about-tags span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #e5e8ef;
    padding: 8px 12px;
    border-radius: 999px;
    background: #fff;
}
.about-visual {
    position: relative;
    min-height: 420px;
}
.about-main-image {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: var(--shadow);
}
.about-float-image {
    position: absolute;
    width: 44%;
    right: -12px;
    bottom: -24px;
    border: 5px solid #fff;
    border-radius: 14px;
    box-shadow: var(--shadow);
}
.vision-image-wrap {
    margin: 16px 0 0;
    border-radius: 14px;
    overflow: hidden;
}
.vision-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
}
.team-card {
    text-align: center;
    background: linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
    transition: transform .2s ease, box-shadow .2s ease;
}
.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.team-card h3 {
    margin: 0 0 6px;
    line-height: 1.3;
}
.team-card p {
    margin: 0;
    color: var(--muted);
    font-weight: 600;
}

.site-footer {
    background: #111827;
    color: #d7d7d7;
    margin-top: 40px;
}
.footer-contact .contact-line a {
    color: #e5e7eb;
    text-decoration: underline;
    text-underline-offset: 3px;
}
.footer-contact .contact-line a:hover {
    color: #ffffff;
}
.two-col .contact-line a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.two-col .contact-line a:hover {
    color: var(--accent);
}
.footer-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: 1.4fr 1fr;
    padding: 34px 0;
}
.footer-about-col .footer-logo {
    display: block;
    height: clamp(36px, 5vw, 48px);
    width: auto;
    max-width: min(240px, 100%);
    object-fit: contain;
    margin-bottom: 12px;
}
.footer-about-col h3 {
    margin-top: 0;
}
.trust-row {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    color: #f3e7c5;
    font-size: .9rem;
}
.trust-row span { display: inline-flex; gap: 7px; align-items: center; }
.copyright {
    border-top: 1px solid rgba(255,255,255,.16);
    text-align: center;
    padding: 15px;
}

@media (max-width: 900px) {
    .brand { max-width: min(260px, 62vw); }
    .brand--logo { padding: 6px 11px; max-width: min(280px, 68vw); }
    .brand-logo { height: clamp(34px, 8.5vw, 46px); }
    .top-strip { display: none; }
    .section { padding: 60px 0; }
    .nav {
        position: relative;
        z-index: 40;
    }
    .menu-toggle {
        display: inline-flex;
        width: 42px;
        height: 42px;
        border: 1px solid #d8dce6;
        background: #fff;
        border-radius: 10px;
        align-items: center;
        justify-content: center;
    }
    nav {
        position: absolute;
        left: 0;
        right: 0;
        top: calc(100% + 10px);
        z-index: 50;
        background: #fff;
        border: 1px solid #e7e9ef;
        border-radius: 12px;
        box-shadow: var(--shadow);
        padding: 14px;
        display: none;
        flex-direction: column;
        gap: 0;
    }
    nav.open { display: flex; }
    nav a { padding: 10px; border-bottom: 1px solid #f0f1f6; }
    nav a:last-child { border-bottom: 0; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
    .stats { grid-template-columns: 1fr 1fr; }
    .two-col, .grid-2, .footer-grid, .about-layout { grid-template-columns: 1fr; }
    .hero-arrow { display: none; }
    .project-gallery { grid-template-columns: 1fr 1fr; }
    .about-float-image {
        position: static;
        width: 100%;
        margin-top: 12px;
        border-width: 0;
    }
    .about-main-image { height: 300px; }
    .vision-image { height: 240px; }
}
@media (max-width: 620px) {
    .grid-3, .stats { grid-template-columns: 1fr; }
    .hero-slider { height: 70vh; min-height: 420px; }
    .project-gallery { grid-template-columns: 1fr; }
    .section { padding: 48px 0; }
    .page-hero { padding: 44px 0; }
    .card { padding: 18px; }
    .vision-image { height: 210px; }
}
@media (max-width: 480px) {
    .section { padding: 40px 0; }
    .project-lightbox-nav {
        width: 42px;
        height: 42px;
        font-size: 1rem;
    }
    .project-lightbox-close {
        width: 40px;
        height: 40px;
    }
    .stats strong { font-size: 1.65rem; }
}

/* Flash bildirim */
.site-flash-notice {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10001;
    padding: 12px 16px;
    text-align: center;
    font-weight: 600;
    font-size: 0.95rem;
    background: linear-gradient(90deg, #ecfdf5, #d1fae5);
    color: #065f46;
    border-bottom: 1px solid #10b981;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

/* Proje detay kahramanı — tam metin, kırpma yok */
.project-hero-lead {
    margin: 0 0 12px;
    max-width: min(920px, 100%);
    font-size: clamp(0.95rem, 2.1vw, 1.12rem);
    line-height: 1.65;
    opacity: 0.98;
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
    display: block;
    -webkit-line-clamp: unset;
    -webkit-box-orient: unset;
}
.project-location--hero {
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #f0e6c8;
    font-size: 0.95rem;
}

/* Yukarı çık */
.site-scroll-top {
    position: fixed;
    right: max(16px, env(safe-area-inset-right, 0px));
    bottom: max(24px, env(safe-area-inset-bottom, 0px));
    z-index: 9996;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(15, 23, 42, 0.88);
    color: #f8fafc;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.25);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}
.site-scroll-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.site-scroll-top:hover {
    background: rgba(15, 23, 42, 0.98);
}

/* WhatsApp yüzen */
.site-wa-float {
    position: fixed;
    left: max(16px, env(safe-area-inset-left, 0px));
    bottom: max(24px, env(safe-area-inset-bottom, 0px));
    z-index: 9996;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25d366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.site-wa-float:hover {
    transform: scale(1.06);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.55);
    color: #fff;
}

/* Bilgi Al sekmesi + modal */
.bilgi-al-tab {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 9995;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 44px;
    padding: 12px 8px;
    border: none;
    border-radius: 10px 0 0 10px;
    background: var(--accent, #c7a54f);
    color: #101114;
    font-weight: 800;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    cursor: pointer;
    box-shadow: -4px 8px 24px rgba(15, 23, 42, 0.18);
    line-height: 1.15;
}
.bilgi-al-tab-text {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    text-transform: uppercase;
}
.bilgi-al-tab-icon {
    font-size: 1.1rem;
}
.bilgi-al-tab:hover {
    filter: brightness(1.05);
}

.bilgi-al-dialog {
    position: relative;
    max-width: min(440px, 94vw);
    width: 100%;
    padding: 0;
    border: none;
    border-radius: 14px;
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.35);
}
.bilgi-al-dialog::backdrop {
    background: rgba(15, 23, 42, 0.55);
}
.bilgi-al-dialog-inner {
    padding: 28px 24px 24px;
}
.bilgi-al-dialog h2 {
    margin: 0 0 8px;
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--primary, #0f172a);
}
.bilgi-al-dialog-sub {
    margin: 0 0 18px;
    color: var(--muted, #6b7280);
    font-size: 0.95rem;
    line-height: 1.45;
}
.bilgi-al-form label {
    display: block;
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 4px;
    color: #334155;
}
.bilgi-al-form .req {
    color: #b45309;
}
.bilgi-al-form input,
.bilgi-al-form textarea {
    margin-bottom: 14px;
}
.bilgi-al-submit {
    width: 100%;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.9rem;
    padding: 14px 16px;
}
.bilgi-al-legal {
    margin: 12px 0 0;
    font-size: 0.78rem;
    color: #94a3b8;
    text-align: center;
    line-height: 1.4;
}
.bilgi-al-dialog-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 10px;
    background: #f1f5f9;
    color: #334155;
    cursor: pointer;
    font-size: 1.1rem;
    z-index: 2;
}
.bilgi-al-dialog-close:hover {
    background: #e2e8f0;
}

@media (max-width: 620px) {
    .bilgi-al-tab {
        width: 40px;
        padding: 10px 6px;
        font-size: 0.68rem;
    }
    .site-scroll-top {
        bottom: max(88px, env(safe-area-inset-bottom, 0px));
        right: 12px;
    }
    .site-wa-float {
        bottom: max(88px, env(safe-area-inset-bottom, 0px));
        left: 12px;
    }
}