/* ==========================================================================
   Basaksehir Karotcu — Premium Navy + Bakır Accent Paleti
   Daha modern, daha guvenli, Basaksehir'in yeni nesil konut dokusuna uygun.
   ========================================================================== */

/* ----- 1. CSS Reset & Tokens ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Primary: deep slate-navy */
    --color-ink: #0f1b2d;
    --color-ink-soft: #1a2942;
    --color-ink-softer: #2a3a56;
    /* Neutrals */
    --color-muted: #4a5568;
    --color-muted-2: #718096;
    --color-line: #e2e4ea;
    --color-line-soft: #eef0f4;
    --color-bg: #ffffff;
    --color-bg-soft: #f6f7fa;
    --color-bg-dark: #0f1b2d;
    --color-bg-darker: #081220;
    /* Accent: bakir turuncu (warm copper) */
    --color-accent: #c2410c;
    --color-accent-light: #ea580c;
    --color-accent-dark: #9a3412;
    --color-accent-soft: #fde4d3;
    /* Sicak altin (ikincil accent) */
    --color-gold: #b88c3a;
    --color-gold-soft: #f3e4c5;

    --font-display: 'Fraunces', 'Playfair Display', 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --container: 1280px;
    --container-narrow: 960px;
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 3rem;
    --space-6: 4rem;
    --space-7: 6rem;
    --space-8: 8rem;

    --radius: 0;
    --radius-soft: 4px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 30px 60px rgba(0,0,0,0.12);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-ink);
    background: var(--color-bg);
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul, ol { list-style: none; }

/* Skip link */
.skip-link {
    position: absolute; top: -40px; left: 8px;
    background: var(--color-ink); color: #fff;
    padding: 8px 16px; z-index: 1000; font-weight: 600;
}
.skip-link:focus { top: 8px; }

/* ----- 2. Typography ----- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--color-ink);
}
h1 { font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 3vw + 1rem, 3rem); }
h3 { font-size: clamp(1.5rem, 1.5vw + 0.8rem, 2rem); }
h4 { font-size: 1.25rem; font-family: var(--font-sans); font-weight: 700; letter-spacing: -0.01em; }
h5 { font-size: 1rem; font-family: var(--font-sans); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; }

p { margin-bottom: 1rem; color: var(--color-muted); font-size: 1.0625rem; }
p.lead { font-size: 1.25rem; color: var(--color-ink); font-weight: 400; line-height: 1.6; }

strong { color: var(--color-ink); font-weight: 700; }

.eyebrow {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-accent-dark);
    margin-bottom: 1rem;
    position: relative;
    padding-left: 28px;
}
.eyebrow::before {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    width: 20px; height: 1px;
    background: var(--color-accent-dark);
    transform: translateY(-50%);
}
.eyebrow--light { color: var(--color-accent); }
.eyebrow--light::before { background: var(--color-accent); }

/* ----- 3. Layout ----- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: var(--container-narrow); }

section { padding: var(--space-7) 0; }
.section--sm { padding: var(--space-5) 0; }
.section--lg { padding: var(--space-8) 0; }
.section--dark { background: var(--color-bg-dark); color: #fff; }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4, .section--dark h5 { color: #fff; }
.section--dark p { color: rgba(255,255,255,0.75); }
.section--soft { background: var(--color-bg-soft); }

.section-head { margin-bottom: var(--space-5); }
.section-head--center { text-align: center; max-width: 720px; margin-left: auto; margin-right: auto; }
.section-head h2 { margin-bottom: 1rem; }

.grid { display: grid; gap: var(--space-3); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 960px) {
    .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* ----- 4. Buttons ----- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
    line-height: 1;
    white-space: nowrap;
}
.btn--primary {
    background: var(--color-ink);
    color: #fff;
    border-color: var(--color-ink);
}
.btn--primary:hover {
    background: #fff;
    color: var(--color-ink);
}
.btn--outline {
    background: transparent;
    color: var(--color-ink);
    border-color: var(--color-ink);
}
.btn--outline:hover {
    background: var(--color-ink);
    color: #fff;
}
.btn--accent {
    background: var(--color-accent);
    color: var(--color-ink);
    border-color: var(--color-accent);
}
.btn--accent:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: #fff;
}
.btn--light {
    background: #fff;
    color: var(--color-ink);
    border-color: #fff;
}
.btn--light:hover {
    background: transparent;
    color: #fff;
    border-color: #fff;
}
.btn--sm { padding: 12px 22px; font-size: 0.8rem; }
.btn--lg { padding: 20px 42px; font-size: 0.95rem; }
.btn--block { width: 100%; }

.btn .arrow {
    width: 18px; height: 1px; background: currentColor; position: relative; transition: width var(--transition);
}
.btn .arrow::after {
    content: ''; position: absolute; right: 0; top: -3px; width: 8px; height: 8px;
    border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg);
}
.btn:hover .arrow { width: 26px; }

/* ----- 5. Header ----- */
.site-header { position: sticky; top: 0; z-index: 100; background: #fff; border-bottom: 1px solid var(--color-line); }
.site-header__bar { background: #fff; transition: box-shadow var(--transition); }
.site-header.is-scrolled .site-header__bar { box-shadow: var(--shadow-sm); }
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    gap: 32px;
    min-height: 80px;
}

.site-logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.site-logo__mark {
    width: 44px; height: 44px;
    background: var(--color-ink); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display); font-weight: 800; font-size: 1.1rem; letter-spacing: -0.04em;
}
.site-logo__mark--light { background: #fff; color: var(--color-ink); }
.site-logo__text { display: flex; flex-direction: column; line-height: 1.1; }
.site-logo__name { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; color: var(--color-ink); }
.site-logo__tag { font-size: 0.7rem; color: var(--color-muted-2); letter-spacing: 0.05em; text-transform: uppercase; margin-top: 2px; }

.site-nav { display: flex; }
.site-nav__list { display: flex; gap: 0; align-items: center; }
.site-nav__link {
    display: inline-block;
    padding: 12px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-ink-soft);
    position: relative;
    transition: color var(--transition);
}
.site-nav__link:hover { color: var(--color-accent-dark); }
.site-nav__link.is-active { color: var(--color-ink); }
.site-nav__link.is-active::after {
    content: '';
    position: absolute; bottom: 4px; left: 16px; right: 16px;
    height: 2px; background: var(--color-accent);
}

.site-header__actions { display: flex; align-items: center; gap: 16px; }
.site-phone {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.9rem; font-weight: 600; color: var(--color-ink);
    padding: 8px 0;
}
.site-phone:hover { color: var(--color-accent-dark); }

.site-burger {
    display: none;
    width: 32px; height: 32px;
    flex-direction: column; justify-content: center; align-items: center; gap: 5px;
    background: transparent; border: none;
}
.site-burger span {
    display: block; width: 22px; height: 2px; background: var(--color-ink);
    transition: transform var(--transition), opacity var(--transition);
}
.site-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.site-drawer {
    position: fixed; top: 0; right: -100%;
    width: 100%; max-width: 400px; height: 100vh;
    background: #fff; z-index: 200;
    padding: 100px 32px 40px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
    overflow-y: auto;
}
.site-drawer.is-open { right: 0; }
.site-drawer__nav { display: flex; flex-direction: column; }
.site-drawer__link {
    padding: 16px 0;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-line-soft);
}
.site-drawer__link:hover { color: var(--color-accent-dark); }
.site-drawer__contact { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }

@media (max-width: 1100px) {
    .site-nav { display: none; }
    .site-burger { display: flex; }
    .site-phone span { display: none; }
}
@media (max-width: 640px) {
    .site-header__inner { padding: 12px 20px; min-height: 72px; }
    .site-logo__tag { display: none; }
    .site-logo__mark { width: 40px; height: 40px; }
    .site-header__actions .btn { display: none; }
}

/* ----- 6. Hero ----- */
.hero {
    position: relative;
    min-height: 88vh;
    max-height: 900px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-ink);
    color: #fff;
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.55) 50%, rgba(0,0,0,0.3) 100%);
    z-index: 2;
}
.hero__image {
    position: absolute; inset: 0;
    background-size: cover;
    background-position: center;
    filter: grayscale(35%) contrast(1.05);
    z-index: 1;
    animation: heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}
.hero__content {
    position: relative; z-index: 3;
    max-width: 780px;
    padding: 120px 0 80px;
}
.hero__content h1 { color: #fff; margin-bottom: 24px; }
.hero__content p { color: rgba(255,255,255,0.85); font-size: 1.25rem; margin-bottom: 40px; max-width: 600px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero__badges {
    position: absolute; right: 32px; bottom: 32px; z-index: 3;
    display: flex; gap: 32px;
    padding: 24px 32px;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.15);
}
.hero__badge { text-align: center; }
.hero__badge strong { display: block; font-family: var(--font-display); font-size: 2.5rem; color: #fff; line-height: 1; }
.hero__badge span { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.7); margin-top: 6px; display: block; }

@media (max-width: 960px) {
    .hero { min-height: 75vh; }
    .hero__content { padding: 80px 0 60px; }
    .hero__badges { display: none; }
}

/* ----- 7. Page Hero (sub-pages) ----- */
.page-hero {
    position: relative;
    padding: 120px 0 100px;
    background: var(--color-ink);
    color: #fff;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.55) 100%);
    z-index: 2;
}
.page-hero__image {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    filter: grayscale(40%);
    z-index: 1;
}
.page-hero__content { position: relative; z-index: 3; }
.page-hero h1 { color: #fff; margin-bottom: 16px; }
.page-hero p { color: rgba(255,255,255,0.85); font-size: 1.2rem; max-width: 680px; }

.breadcrumb {
    display: flex; gap: 8px; align-items: center;
    font-size: 0.85rem; color: rgba(255,255,255,0.65);
    margin-bottom: 20px;
}
.breadcrumb a { color: rgba(255,255,255,0.8); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb span.sep { color: rgba(255,255,255,0.4); }

/* ----- 8. Stats Strip ----- */
.stats { padding: var(--space-6) 0; background: var(--color-ink); color: #fff; }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat { text-align: left; padding: 0 16px; border-left: 1px solid rgba(255,255,255,0.15); }
.stat:first-child { border-left: none; }
.stat__num { font-family: var(--font-display); font-size: clamp(2.5rem, 4vw, 3.5rem); font-weight: 800; color: #fff; line-height: 1; }
.stat__num sup { color: var(--color-accent); font-size: 1.5rem; font-weight: 600; }
.stat__label { display: block; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.7); margin-top: 12px; }

@media (max-width: 640px) {
    .stats__grid { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
    .stat { border-left: none; padding: 0; }
}

/* ----- 9. Services Grid (homepage) ----- */
.service-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 5;
    background: var(--color-ink);
    display: block;
}
.service-card__image {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    filter: grayscale(30%);
    transition: transform 0.7s ease, filter var(--transition);
}
.service-card:hover .service-card__image { transform: scale(1.06); filter: grayscale(0); }
.service-card::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.1) 100%);
    transition: background var(--transition);
    z-index: 1;
}
.service-card:hover::after { background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.5) 60%, rgba(0,0,0,0.2) 100%); }
.service-card__body {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 32px;
    color: #fff;
    z-index: 2;
}
.service-card__num { font-family: var(--font-sans); font-size: 0.75rem; letter-spacing: 0.2em; opacity: 0.6; }
.service-card__title {
    font-family: var(--font-display);
    font-size: 1.6rem; font-weight: 700;
    color: #fff;
    margin: 8px 0 12px;
    line-height: 1.2;
}
.service-card__short { font-size: 0.95rem; color: rgba(255,255,255,0.8); margin-bottom: 20px; max-height: 0; overflow: hidden; opacity: 0; transition: all 0.4s ease; }
.service-card:hover .service-card__short { max-height: 120px; opacity: 1; margin-bottom: 20px; }
.service-card__arrow {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--color-accent);
}

/* ----- 10. Service Detail ----- */
.service-detail { padding: var(--space-7) 0; }
.service-detail__grid { display: grid; grid-template-columns: 2fr 1fr; gap: 64px; }
@media (max-width: 960px) { .service-detail__grid { grid-template-columns: 1fr; gap: 40px; } }

.service-detail__body h2 { margin: 2.5rem 0 1rem; }
.service-detail__body p { margin-bottom: 1.25rem; }
.service-detail__body ul { margin: 1rem 0 1.5rem 0; padding-left: 0; }
.service-detail__body ul li {
    position: relative;
    padding: 12px 0 12px 36px;
    border-bottom: 1px solid var(--color-line-soft);
    color: var(--color-ink);
}
.service-detail__body ul li::before {
    content: '';
    position: absolute; left: 0; top: 18px;
    width: 20px; height: 1px; background: var(--color-accent-dark);
}

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: var(--color-line); margin: 32px 0; }
.process-step { background: #fff; padding: 32px 24px; }
.process-step__num { font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--color-accent-dark); }
.process-step h4 { margin: 12px 0 8px; }
.process-step p { font-size: 0.95rem; margin: 0; }
@media (max-width: 960px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .process-grid { grid-template-columns: 1fr; } }

.service-sidebar {
    position: sticky; top: 120px;
    display: flex; flex-direction: column; gap: 24px;
}
.sidebar-card {
    padding: 32px 28px;
    background: var(--color-ink);
    color: #fff;
}
.sidebar-card h4 { color: #fff; margin-bottom: 16px; }
.sidebar-card p { color: rgba(255,255,255,0.75); font-size: 0.95rem; }
.sidebar-card .btn { margin-top: 20px; }

.sidebar-list { background: var(--color-bg-soft); padding: 28px 24px; }
.sidebar-list h4 { margin-bottom: 16px; }
.sidebar-list ul { margin: 0; }
.sidebar-list ul li { padding: 10px 0; border-bottom: 1px solid var(--color-line); }
.sidebar-list ul li:last-child { border-bottom: none; }
.sidebar-list ul li a { display: flex; justify-content: space-between; align-items: center; color: var(--color-ink-soft); font-weight: 500; font-size: 0.95rem; }
.sidebar-list ul li a:hover { color: var(--color-accent-dark); }

/* ----- 11. District Pages ----- */
.district-intro { padding: var(--space-7) 0 var(--space-5); }
.district-intro__grid { display: grid; grid-template-columns: 2fr 1fr; gap: 64px; }
@media (max-width: 960px) { .district-intro__grid { grid-template-columns: 1fr; gap: 40px; } }

.district-card {
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 32px 28px;
    min-height: 200px;
    background: var(--color-ink);
    color: #fff;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition);
}
.district-card:hover { transform: translateY(-4px); }
.district-card::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 100%);
    z-index: 1;
}
.district-card > * { position: relative; z-index: 2; }
.district-card__side {
    font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.15em;
    color: var(--color-accent);
}
.district-card__name {
    font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: #fff;
    margin: 8px 0 4px;
}
.district-card__sub { font-size: 0.85rem; color: rgba(255,255,255,0.7); }

.district-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 2px; background: var(--color-line); }
.district-chip {
    background: #fff;
    padding: 18px 20px;
    color: var(--color-ink-soft);
    font-weight: 500;
    font-size: 0.95rem;
    transition: background var(--transition), color var(--transition);
    border-left: 3px solid transparent;
}
.district-chip:hover {
    background: var(--color-ink);
    color: #fff;
    border-left-color: var(--color-accent);
}

/* ----- 12. Blog ----- */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
@media (max-width: 960px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .post-grid { grid-template-columns: 1fr; gap: 32px; } }

.post-card { display: flex; flex-direction: column; }
.post-card__image {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    margin-bottom: 20px;
    background: var(--color-bg-soft);
}
.post-card__image img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(25%); transition: transform 0.6s ease, filter var(--transition); }
.post-card:hover .post-card__image img { transform: scale(1.05); filter: grayscale(0); }

.post-card__meta { display: flex; gap: 12px; font-size: 0.8rem; color: var(--color-muted); margin-bottom: 10px; }
.post-card__cat { color: var(--color-accent-dark); font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; }
.post-card__title {
    font-family: var(--font-display);
    font-size: 1.35rem; font-weight: 700;
    line-height: 1.3;
    color: var(--color-ink);
    margin-bottom: 10px;
}
.post-card__title a:hover { color: var(--color-accent-dark); }
.post-card__excerpt { font-size: 0.95rem; color: var(--color-muted); margin-bottom: 16px; }
.post-card__link {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--color-ink);
}
.post-card__link:hover { color: var(--color-accent-dark); gap: 12px; }

.post-detail { max-width: 780px; margin: 0 auto; padding: var(--space-6) 0; }
.post-detail__header { text-align: center; margin-bottom: 40px; }
.post-detail__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    margin-bottom: 40px;
}
.post-detail__image img { width: 100%; height: 100%; object-fit: cover; }
.post-detail__body h2 { margin: 2rem 0 1rem; font-size: 1.75rem; }
.post-detail__body p { margin-bottom: 1.25rem; font-size: 1.0625rem; line-height: 1.75; }
.post-detail__body ul, .post-detail__body ol { margin: 1rem 0 1.5rem 1.5rem; }
.post-detail__body ul li, .post-detail__body ol li { margin-bottom: 0.5rem; color: var(--color-muted); }

/* ----- 13. Contact ----- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
@media (max-width: 960px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info { display: flex; flex-direction: column; gap: 32px; }
.contact-info__item h4 { margin-bottom: 8px; }
.contact-info__item a { color: var(--color-ink); font-weight: 500; }
.contact-info__item a:hover { color: var(--color-accent-dark); }

.contact-form {
    background: var(--color-bg-soft);
    padding: 48px 40px;
}
.form-field { margin-bottom: 20px; }
.form-field label { display: block; font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; color: var(--color-ink-soft); }
.form-field input, .form-field textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-ink);
    background: #fff;
    border: 1px solid var(--color-line);
    transition: border-color var(--transition);
}
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--color-ink); }
.form-field textarea { min-height: 140px; resize: vertical; }
.form-field--honeypot { position: absolute; left: -10000px; }

.form-alert {
    padding: 16px 20px;
    margin-bottom: 24px;
    background: var(--color-accent-soft);
    border-left: 4px solid var(--color-accent-dark);
    color: var(--color-ink);
    font-weight: 500;
}
.form-alert--error { background: #fdeaea; border-left-color: #c23b3b; color: #802020; }

/* ----- 14. FAQ ----- */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
    border-bottom: 1px solid var(--color-line);
    padding: 0;
}
.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 24px 60px 24px 0;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-ink);
    position: relative;
    transition: color var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    position: absolute; right: 0; top: 50%;
    transform: translateY(-50%);
    font-size: 1.8rem; font-weight: 300;
    color: var(--color-accent-dark);
    transition: transform var(--transition);
    font-family: var(--font-sans);
}
.faq-item[open] summary::after { content: '−'; }
.faq-item[open] summary { color: var(--color-accent-dark); }
.faq-item p {
    padding: 0 60px 24px 0;
    color: var(--color-muted);
    font-size: 1rem;
    line-height: 1.7;
}

/* ----- 15. CTA Band ----- */
.cta-band {
    padding: var(--space-6) 0;
    background: var(--color-ink);
    color: #fff;
    text-align: center;
}
.cta-band h2 { color: #fff; margin-bottom: 20px; }
.cta-band p { color: rgba(255,255,255,0.75); font-size: 1.125rem; max-width: 600px; margin: 0 auto 32px; }
.cta-band__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ----- 16. Footer ----- */
.site-footer {
    background: var(--color-ink);
    color: rgba(255,255,255,0.8);
    padding: var(--space-7) 0 var(--space-4);
    font-size: 0.92rem;
}
.site-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: var(--space-5);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 960px) {
    .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
    .site-footer__col--brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) { .site-footer__grid { grid-template-columns: 1fr; } }

.site-footer__logo { margin-bottom: 20px; display: inline-flex; }
.site-footer__logo .site-logo__name { color: #fff; }
.site-footer__logo .site-logo__tag { color: rgba(255,255,255,0.5); }
.site-footer__text { margin-bottom: 24px; max-width: 380px; color: rgba(255,255,255,0.7); }
.site-footer__socials { display: flex; gap: 12px; }
.site-footer__socials a {
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid rgba(255,255,255,0.2);
    color: rgba(255,255,255,0.8);
    transition: all var(--transition);
}
.site-footer__socials a:hover { background: var(--color-accent); color: var(--color-ink); border-color: var(--color-accent); }

.site-footer__title {
    color: #fff; font-size: 0.85rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.12em;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}
.site-footer__list { display: flex; flex-direction: column; gap: 10px; }
.site-footer__list--two { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 16px; }
.site-footer__list a { color: rgba(255,255,255,0.7); font-size: 0.92rem; }
.site-footer__list a:hover { color: var(--color-accent); }

.site-footer__contact { display: flex; flex-direction: column; gap: 14px; }
.site-footer__contact li { display: flex; flex-direction: column; gap: 2px; }
.site-footer__label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(255,255,255,0.5); }
.site-footer__contact a, .site-footer__contact span { color: rgba(255,255,255,0.9); font-size: 0.95rem; }

.site-footer__bottom {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: var(--space-3);
    color: rgba(255,255,255,0.55);
    font-size: 0.85rem;
}
.site-footer__links { display: flex; gap: 10px; }
.site-footer__links a:hover { color: var(--color-accent); }
@media (max-width: 640px) { .site-footer__bottom { flex-direction: column; gap: 12px; } }

/* ----- 17. Floating contact ----- */
.floating-contact { position: fixed; bottom: 24px; right: 24px; z-index: 80; display: flex; flex-direction: column; gap: 12px; }
.floating-contact__btn {
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    color: #fff;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    transition: transform var(--transition);
}
.floating-contact__btn:hover { transform: scale(1.08); }
.floating-contact__btn--wa { background: #25d366; }
.floating-contact__btn--call { background: var(--color-ink); }

/* ----- 18. Utilities ----- */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-4 { margin-top: 2rem; }

/* ----- 19. Animations ----- */
@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    .fade-in.is-visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ----- 20. Print ----- */
@media print {
    .site-header, .site-footer, .floating-contact, .cta-band { display: none; }
}

/* ==========================================================================
   21. BASAKSEHIR-SPECIFIC ENHANCEMENTS
   ========================================================================== */

/* Hero carousel (3 slide) */
.hero-carousel { position: relative; min-height: 88vh; max-height: 920px; overflow: hidden; background: var(--color-ink); }
.hero-carousel__slides { position: relative; width: 100%; height: 88vh; max-height: 920px; }
.hero-carousel__slide {
    position: absolute; inset: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex; align-items: center;
}
.hero-carousel__slide.is-active { opacity: 1; z-index: 2; }
.hero-carousel__image {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    filter: grayscale(20%) brightness(0.72);
    z-index: 1;
}
.hero-carousel__slide::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(110deg, rgba(15,27,45,0.9) 0%, rgba(15,27,45,0.55) 50%, rgba(15,27,45,0.2) 100%);
    z-index: 2;
}
.hero-carousel__content { position: relative; z-index: 3; max-width: 820px; padding: 120px 0 60px; }
.hero-carousel__content h1 { color: #fff; margin-bottom: 20px; font-weight: 800; }
.hero-carousel__content .accent { color: var(--color-accent-light); font-style: italic; font-weight: 400; }
.hero-carousel__content p { color: rgba(255,255,255,0.88); font-size: 1.2rem; margin-bottom: 36px; max-width: 640px; }

.hero-carousel__dots {
    position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
    z-index: 4;
    display: flex; gap: 8px;
}
.hero-carousel__dot {
    width: 32px; height: 3px;
    background: rgba(255,255,255,0.3);
    border: none; cursor: pointer; padding: 0;
    transition: background .3s ease, width .3s ease;
}
.hero-carousel__dot.is-active { background: var(--color-accent-light); width: 48px; }

.hero-carousel__arrows {
    position: absolute; bottom: 40px; right: 40px;
    z-index: 4;
    display: flex; gap: 4px;
}
.hero-carousel__arrow {
    width: 48px; height: 48px;
    border: 1px solid rgba(255,255,255,0.25);
    background: transparent;
    color: #fff;
    cursor: pointer;
    transition: all .25s ease;
    display: flex; align-items: center; justify-content: center;
}
.hero-carousel__arrow:hover { background: var(--color-accent); border-color: var(--color-accent); }

@media (max-width: 960px) {
    .hero-carousel, .hero-carousel__slides { min-height: 78vh; height: 78vh; }
    .hero-carousel__content { padding: 90px 0 80px; }
    .hero-carousel__dots { bottom: 24px; }
    .hero-carousel__arrows { display: none; }
}

/* Trust bar (logolar / rozetler) */
.trust-bar {
    background: var(--color-bg);
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
    padding: 28px 0;
}
.trust-bar__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    align-items: center;
}
.trust-item { display: flex; align-items: center; gap: 14px; }
.trust-item__icon {
    width: 44px; height: 44px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    display: flex; align-items: center; justify-content: center;
    border-radius: 8px;
    flex-shrink: 0;
}
.trust-item__body strong { display: block; font-size: 0.95rem; color: var(--color-ink); margin-bottom: 2px; }
.trust-item__body span { font-size: 0.82rem; color: var(--color-muted); }

@media (max-width: 840px) {
    .trust-bar__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 480px) {
    .trust-bar__grid { grid-template-columns: 1fr; }
}

/* Services — diagonal / magazine layout (alternatif) */
.service-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
    border: 1px solid var(--color-line);
    background: var(--color-bg);
    margin-bottom: 20px;
    overflow: hidden;
    transition: transform .3s ease;
}
.service-feature:nth-child(even) .service-feature__body { order: -1; }
.service-feature:hover { transform: translateY(-3px); }
.service-feature__image {
    min-height: 360px;
    background-size: cover; background-position: center;
    filter: grayscale(15%);
    transition: filter .4s ease;
}
.service-feature:hover .service-feature__image { filter: grayscale(0); }
.service-feature__body {
    padding: 56px 48px;
    display: flex; flex-direction: column; justify-content: center;
}
.service-feature__num {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.9rem; color: var(--color-accent);
    letter-spacing: 0.2em;
    margin-bottom: 16px;
    font-style: italic;
}
.service-feature__body h3 { font-size: 2rem !important; margin-bottom: 16px; }
.service-feature__body p { margin-bottom: 24px; }
.service-feature__link {
    display: inline-flex; align-items: center; gap: 12px;
    font-size: 0.85rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--color-accent-dark);
    align-self: flex-start;
}
.service-feature__link:hover { color: var(--color-ink); gap: 18px; }

@media (max-width: 860px) {
    .service-feature { grid-template-columns: 1fr; }
    .service-feature:nth-child(even) .service-feature__body { order: 0; }
    .service-feature__image { min-height: 240px; }
    .service-feature__body { padding: 40px 32px; }
}

/* Testimonial (alternate) */
.testimonial-section {
    padding: var(--space-7) 0;
    background: var(--color-bg-dark);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.testimonial-section::before {
    content: '"';
    position: absolute;
    top: -40px; right: 5%;
    font-family: var(--font-display);
    font-size: 20rem;
    color: rgba(255,255,255,0.04);
    line-height: 1;
    font-weight: 800;
    pointer-events: none;
}
.testimonial-section h2 { color: #fff; }
.testimonial-section .eyebrow { color: var(--color-accent-light); }
.testimonial-section .eyebrow::before { background: var(--color-accent-light); }

.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 960px) { .testimonials-grid { grid-template-columns: 1fr; gap: 20px; } }

.testimonial-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 32px 28px;
    display: flex; flex-direction: column; gap: 16px;
    transition: all .3s ease;
}
.testimonial-card:hover {
    background: rgba(255,255,255,0.06);
    border-color: var(--color-accent-light);
    transform: translateY(-4px);
}
.testimonial-card__stars {
    color: var(--color-accent-light);
    font-size: 0.9rem;
    letter-spacing: 2px;
}
.testimonial-card__text {
    color: rgba(255,255,255,0.85) !important;
    font-size: 1rem;
    line-height: 1.7;
    flex: 1;
    margin: 0;
}
.testimonial-card__author {
    display: flex; flex-direction: column; gap: 2px;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.testimonial-card__name { font-weight: 600; color: #fff; font-size: 1rem; }
.testimonial-card__role { font-size: 0.82rem; color: rgba(255,255,255,0.6); }

/* Process timeline */
.timeline {
    position: relative;
    padding: 20px 0;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 20px; top: 0; bottom: 0;
    width: 1px;
    background: var(--color-line);
}
.timeline-item {
    position: relative;
    padding: 0 0 40px 64px;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: 12px; top: 8px;
    width: 17px; height: 17px;
    background: var(--color-accent);
    border: 3px solid var(--color-bg);
    box-shadow: 0 0 0 1px var(--color-accent);
    border-radius: 50%;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item__num {
    font-family: var(--font-display);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent-dark);
    font-style: italic;
    margin-bottom: 6px;
    display: inline-block;
}
.timeline-item h4 { margin-bottom: 8px; }
.timeline-item p { margin: 0; }

/* Project showcase (alternate cards) */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 960px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .project-grid { grid-template-columns: 1fr; } }

.project-card {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    display: block;
    cursor: default;
}
.project-card__image {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    filter: grayscale(25%);
    transition: transform .7s ease, filter .4s ease;
}
.project-card:hover .project-card__image { transform: scale(1.08); filter: grayscale(0); }
.project-card::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(15,27,45,0.92) 0%, rgba(15,27,45,0.3) 55%, transparent 100%);
    z-index: 1;
}
.project-card__body {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 24px;
    color: #fff;
    z-index: 2;
}
.project-card__location {
    font-size: 0.75rem;
    text-transform: uppercase; letter-spacing: 0.12em;
    color: var(--color-accent-light);
    margin-bottom: 6px;
    display: block;
}
.project-card__title {
    font-family: var(--font-display);
    font-size: 1.3rem; font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin: 0;
}

/* Section with mixed background (page hero variant) */
.hero-split {
    position: relative;
    background: var(--color-ink);
    color: #fff;
    overflow: hidden;
}
.hero-split__inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    min-height: 520px;
}
.hero-split__content { padding: 100px 64px 80px; display: flex; flex-direction: column; justify-content: center; }
.hero-split__image {
    background-size: cover; background-position: center;
    filter: grayscale(15%);
}
.hero-split__content h1 { color: #fff; margin-bottom: 20px; }
.hero-split__content p { color: rgba(255,255,255,0.82); font-size: 1.15rem; max-width: 520px; margin-bottom: 32px; }
@media (max-width: 960px) {
    .hero-split__inner { grid-template-columns: 1fr; min-height: unset; }
    .hero-split__content { padding: 80px 32px 60px; }
    .hero-split__image { min-height: 300px; }
}

/* Accent colors on service-card specific for navy theme */
.service-card__arrow { color: var(--color-accent-light) !important; }
.district-card::before {
    background: linear-gradient(135deg, rgba(15,27,45,0.92) 0%, rgba(15,27,45,0.6) 100%) !important;
}
.district-card__side { color: var(--color-accent-light) !important; }
.district-card:hover { background-color: var(--color-accent-dark) !important; }

/* Enhanced header — sticky improvements */
.site-header.is-scrolled { background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); }
.site-header.is-scrolled .site-header__bar { background: transparent; }

/* Stats — accent on numbers */
.stat__num sup { color: var(--color-accent-light) !important; }
.stat__num { color: #fff !important; }

/* Newsletter / inline CTA banner */
.inline-cta {
    padding: var(--space-6) 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: #fff;
    text-align: center;
}
.inline-cta h2, .inline-cta p { color: #fff; }
.inline-cta p { color: rgba(255,255,255,0.9); max-width: 540px; margin: 0 auto 24px; }
.inline-cta .btn--light { background: #fff; color: var(--color-accent-dark); }
.inline-cta .btn--light:hover { background: transparent; color: #fff; }

/* Accent: district-chip hover */
.district-chip:hover { border-left-color: var(--color-accent-light) !important; background: var(--color-ink) !important; }

/* Button accent: cta-btn primary */
.btn--accent { background: var(--color-accent) !important; color: #fff !important; border-color: var(--color-accent) !important; }
.btn--accent:hover { background: var(--color-accent-dark) !important; border-color: var(--color-accent-dark) !important; color: #fff !important; }

/* Floating contact — WA green stays, call becomes accent */
.floating-contact__btn--call { background: var(--color-accent) !important; }
.floating-contact__btn--call:hover { background: var(--color-accent-dark) !important; }

/* Eyebrow accent color update */
.eyebrow { color: var(--color-accent-dark); }
.eyebrow::before { background: var(--color-accent-dark); }
.eyebrow--light { color: var(--color-accent-light); }
.eyebrow--light::before { background: var(--color-accent-light); }

/* Site header logo mark accent */
.site-logo__mark { background: var(--color-accent); color: #fff; }
.site-logo__mark--light { background: #fff; color: var(--color-accent-dark); }

/* Section title underline accent */
.sec-title h2::after, .sec-title h3::after { background: var(--color-accent); }
.section-head h2::after {
    content: '';
    display: block;
    width: 50px; height: 3px;
    background: var(--color-accent);
    margin-top: 16px;
}
.section-head--center h2::after { margin-left: auto; margin-right: auto; }

/* Nav link active underline */
.site-nav__link.is-active::after { background: var(--color-accent) !important; }