/* ============================================================
   REVOTECH — Ana Stil Dosyası  (Beyaz Tema)
   ============================================================ */

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
    --amber:       #FFD100;
    --amber-deep:  #D4AE00;
    --amber-pale:  #FFFBE0;
    --dark:        #111827;   /* heading color */
    --body:        #374151;   /* body text */
    --muted:       #6B7280;   /* secondary text */
    --white:       #FFFFFF;
    --warm:        #F7F6F3;   /* warm off-white sections */
    --gray-sect:   #F0F2F5;   /* light gray sections (projects) */
    --border:      #E5E7EB;
    --footer-dark: #0F0F0F;

    --ff-brand:   'Dancing Script', cursive;
    --ff-display: 'Barlow Condensed', 'Arial Narrow', system-ui, sans-serif;
    --ff-body:    'Barlow', 'Segoe UI', system-ui, sans-serif;

    --brand-h:  86px;   /* 28px beyaz + 58px sarı */
    --nav-h:    60px;
    --max-w:    1240px;
    --pad:      clamp(1.25rem, 5vw, 4rem);
    --sec-py:   clamp(5rem, 9vw, 7.5rem);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Beyaz tema sabittir — kullanıcı tercihi: "Siyah Fon değil Beyaz Fon" */

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--ff-body);
    color: var(--body);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }
h1, h2, h3 { text-wrap: balance; line-height: 1.05; }
p { line-height: 1.7; }

/* ── LAYOUT ──────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad); }
.section   { padding: var(--sec-py) 0; }
.sect--warm  { background: var(--warm); }
.sect--white { background: var(--white); position: relative; }
.sect--dark  { background: var(--gray-sect); }   /* Projeler — açık gri */

/* ── BRAND LOGO ──────────────────────────────────────────── */
.brand-logo {
    font-family: var(--ff-brand);
    font-weight: 700;
    font-size: 3.2rem;
    color: #0A0A0A;
    line-height: 1;
    letter-spacing: -0.01em;
    display: inline-block;
}
.brand-logo--white { color: #FFFFFF; }

/* ── BRAND WRAP + BAR — kartvizit stili: beyaz zone üstü, logo taşıyor ── */
/*
   Yapı: [28px beyaz alan] + [58px sarı şerit]
   Logo bottom-aligned → doğal olarak üste taşıyor (kartvizitteki gibi)
*/
.brand-wrap {
    background: #fff;
    padding-top: 28px;   /* logo bu beyaz alana taşıyor */
    position: relative;
    z-index: 50;
}
.brand-bar {
    background: var(--amber);
    height: 58px;
    overflow: visible;
    position: relative;
}
.brand-bar__inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--pad);
    padding-bottom: 8px;
    height: 100%;
    display: flex;
    align-items: flex-end;   /* alttan hizala → üste taşma */
    justify-content: flex-end;
    overflow: visible;
}
.brand-bar .brand-logo {
    font-size: 3.9rem;
    color: #0A0A0A;
    line-height: 1;
    position: relative;
    z-index: 51;
}

/* ── NAVIGATION ──────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    transition: box-shadow .3s ease;
}
.site-header.scrolled { box-shadow: 0 2px 16px rgba(0,0,0,.07); }

.nav {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--pad);
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1.5rem;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav__links a {
    font-family: var(--ff-display);
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--muted);
    position: relative;
    transition: color .2s;
}
.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--amber);
    transition: width .25s var(--ease-out);
}
.nav__links a:hover       { color: var(--dark); }
.nav__links a:hover::after { width: 100%; }

.nav__cta {
    background: var(--amber) !important;
    color: #0A0A0A !important;
    padding: .5rem 1.25rem;
    border-radius: 3px;
    font-weight: 800 !important;
}
.nav__cta::after { display: none !important; }
.nav__cta:hover  { background: var(--amber-deep) !important; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 24px; height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: transform .3s ease, opacity .3s ease;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
    position: fixed;
    top: 0; right: -100%;
    width: min(300px, 80vw);
    height: 100vh;
    background: var(--white);
    z-index: 200;
    padding: calc(var(--brand-h) + var(--nav-h) + 2rem) 2rem 3rem;
    border-left: 1px solid var(--border);
    transition: right .4s var(--ease-out);
}
.mobile-menu.is-open { right: 0; }
.mobile-menu ul { display: flex; flex-direction: column; }
.mob-link {
    display: block;
    padding: 1rem 0;
    font-family: var(--ff-display);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--dark);
    border-bottom: 1px solid var(--border);
    transition: color .2s, padding-left .2s;
}
.mob-link:hover { color: var(--amber); padding-left: .5rem; }

.mob-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.35);
    backdrop-filter: blur(2px);
    z-index: 190;
    opacity: 0; pointer-events: none;
    transition: opacity .3s ease;
}
.mob-overlay.is-visible { opacity: 1; pointer-events: all; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .875rem 2rem;
    font-family: var(--ff-display);
    font-size: .85rem;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
    border: 2px solid transparent;
    border-radius: 3px;
    transition: all .2s ease;
}
.btn--amber {
    background: var(--amber);
    color: #0A0A0A;
    border-color: var(--amber);
}
.btn--amber:hover {
    background: var(--amber-deep);
    border-color: var(--amber-deep);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(240,160,0,.25);
}
/* Ghost düğmesi artık açık zeminde — koyu kenarlık */
.btn--ghost {
    background: transparent;
    color: var(--dark);
    border-color: rgba(0,0,0,.22);
}
.btn--ghost:hover {
    border-color: var(--amber);
    color: var(--amber-deep);
}
.btn--full { width: 100%; justify-content: center; }

/* ── HERO — BEYAZ ZEMİN ──────────────────────────────────── */
.hero {
    min-height: 92vh;
    background: var(--white);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 5rem var(--pad) 4rem;
    border-bottom: 3px solid var(--amber);
}

/* Flanş teknik çizimi — açık zeminde koyu/amber çizgiler */
.hero__blueprint {
    position: absolute;
    right: -6%;
    top: 50%;
    transform: translateY(-50%);
    width: min(560px, 50vw);
    pointer-events: none;
    opacity: 0.9;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: var(--max-w);
    margin: 0 auto;
    width: 100%;
}

.hero__eyebrow {
    font-family: var(--ff-display);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .18em;
    color: var(--amber-deep);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}
.hero__headline {
    font-family: var(--ff-display);
    font-size: clamp(4rem, 8vw, 8.5rem);
    font-weight: 900;
    line-height: .95;
    letter-spacing: -.025em;
    color: var(--dark);
    text-transform: uppercase;
    margin-bottom: 1.75rem;
    max-width: 13ch;
}
.hero__accent {
    color: var(--amber);
    font-style: italic;
}
.hero__body {
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 46ch;
    margin-bottom: 2.5rem;
    line-height: 1.65;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Scroll göstergesi — açık zeminde */
.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .6rem;
    color: rgba(0,0,0,.28);
    font-family: var(--ff-display);
    font-size: .68rem;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.hero__scroll-line {
    width: 1px; height: 46px;
    background: linear-gradient(to bottom, var(--amber), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%,100% { opacity: .3; transform: scaleY(.6); }
    50%      { opacity: 1;  transform: scaleY(1); }
}

/* ── TICKER ──────────────────────────────────────────────── */
.ticker {
    background: var(--amber);
    overflow: hidden;
    padding: .75rem 0;
}
.ticker__track {
    display: inline-flex;
    gap: 2.5rem;
    white-space: nowrap;
    animation: tickerScroll 32s linear infinite;
    font-family: var(--ff-display);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(10,10,10,.72);
    padding-right: 2.5rem;
}
.tsep { font-size: .42rem; display: inline-flex; align-items: center; color: rgba(10,10,10,.35); }
@keyframes tickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── SECTION ORTAK ───────────────────────────────────────── */
.kicker {
    font-family: var(--ff-display);
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: .9rem;
    display: block;
}
.kicker--amber { color: var(--amber-deep); }

.sect-intro { margin-bottom: 3.5rem; max-width: 56ch; }
.sect-intro h2 {
    font-family: var(--ff-display);
    font-size: clamp(2rem, 3.8vw, 3.2rem);
    font-weight: 900;
    letter-spacing: -.02em;
    text-transform: uppercase;
    color: var(--dark);
    margin-bottom: .7rem;
}
.sect-intro p   { color: var(--muted); font-size: 1rem; }
/* Projeler sect--dark'ta kullanılan modifikasyonlar */
.sect-intro h2.light { color: var(--dark); }   /* açık gri zeminde siyah */
.sect-intro p.muted  { color: var(--muted); }

/* ── HİZMETLER ───────────────────────────────────────────── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: 1px solid var(--border);
    background: var(--border); /* grid çizgisi etkisi */
    gap: 1px;
}
.service {
    background: var(--white);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: background .25s ease;
}
.service:hover { background: var(--warm); }

.svc-num {
    font-family: var(--ff-display);
    font-size: 3.2rem;
    font-weight: 900;
    color: var(--border);
    line-height: 1;
    margin-bottom: 1.2rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: -.04em;
}
.service h3 {
    font-family: var(--ff-display);
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: .025em;
    text-transform: uppercase;
    color: var(--dark);
    margin-bottom: .65rem;
}
.service p { font-size: .9rem; color: var(--muted); line-height: 1.65; }
.service::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 3px;
    background: var(--amber);
    transition: width .4s var(--ease-out);
}
.service:hover::after { width: 100%; }

/* ── PROJELER — SLIDER ───────────────────────────────────── */
.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 2.5rem;
}
.proj-section-title {
    font-family: var(--ff-display);
    font-size: clamp(2rem, 3.8vw, 3.2rem);
    font-weight: 900;
    letter-spacing: -.02em;
    text-transform: uppercase;
    color: var(--dark);
    margin-top: .4rem;
    line-height: 1;
}
.proj-nav {
    display: flex;
    gap: .5rem;
    flex-shrink: 0;
}
.proj-nav-btn {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
    background: var(--white);
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .2s, border-color .2s, color .2s;
}
.proj-nav-btn:hover {
    background: var(--amber);
    border-color: var(--amber);
    color: #0a0a0a;
}

/* Slider kapsayıcı — kenarlardan taşıyor */
.proj-slider-wrap {
    overflow: hidden;
    margin: 0 calc(-1 * var(--pad));
}
.proj-track {
    display: flex;
    gap: 0;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 0;
    cursor: grab;
}
.proj-track::-webkit-scrollbar { display: none; }
.proj-track.is-dragging { cursor: grabbing; scroll-behavior: auto; }

/* ── Proje kartı — tam genişlik showcase ── */
.proj-card {
    flex: 0 0 100%;
    scroll-snap-align: start;
    min-width: 0;
}

.proj-showcase {
    display: grid;
    grid-template-columns: 2fr 1fr;
    height: 460px;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,.06);
}

/* ── Bento medya ızgarası ── */
.proj-bento {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    overflow: hidden;
    position: relative;
}

.proj-bento__main {
    position: relative;
    overflow: hidden;
    background: #D0D8E0;
}

/* Ana medya elemanları (video veya img) — JS tarafından enjekte edilir */
.proj-bento__main video,
.proj-bento__main img.proj-main-media {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity .35s;
}

.proj-bento__side {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 2px;
    border-left: 2px solid rgba(255,255,255,.6);
}

.proj-bento__thumb {
    position: relative;
    overflow: hidden;
    background: #D8DFE8;
    cursor: pointer;
}

.proj-bento__thumb img.proj-thumb-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s var(--ease-out);
}

.proj-bento__thumb:hover img.proj-thumb-img {
    transform: scale(1.04);
}

/* Video için thumbnail alanı */
.proj-video-thumb {
    position: absolute;
    inset: 0;
    background: #111;
    display: flex;
    align-items: center;
    justify-content: center;
}
.proj-video-thumb svg { width: 44px; height: 44px; }

/* Navigasyon butonu grubu — ana alanın alt ortası */
.proj-bento__nav {
    position: absolute;
    bottom: 14px;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 10;
    /* nav yalnızca ana slot genişliğinde görünsün */
    width: 62%;
}

.proj-bento__btn {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: rgba(255,255,255,.88);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
    box-shadow: 0 1px 5px rgba(0,0,0,.18);
    transition: background .15s, transform .15s;
    padding: 0;
    flex-shrink: 0;
}
.proj-bento__btn:hover { background: #fff; transform: scale(1.08); }

.proj-bento__counter {
    font-family: var(--ff-display);
    font-size: .68rem;
    font-weight: 700;
    color: rgba(255,255,255,.95);
    background: rgba(0,0,0,.45);
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: .07em;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    white-space: nowrap;
}

/* Amber şerit — bento altı */
.proj-bento::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: var(--amber);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s var(--ease-out);
    z-index: 5;
}
.proj-card:hover .proj-bento::after { transform: scaleX(1); }

/* ── Placeholder alanı (gerçek medya gelene kadar) ── */
.proj-ph {
    position: absolute;
    inset: 0;
    background: var(--ph, #E0E4E8);
    display: flex;
    align-items: center;
    justify-content: center;
}
.proj-ph__grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px);
    background-size: 24px 24px;
}
.proj-ph__icon {
    width: 72px; height: 72px;
    color: rgba(0,0,0,.28);
    position: relative; z-index: 1;
}
.proj-ph__label {
    position: absolute;
    bottom: 14px;
    left: 0; right: 0;
    text-align: center;
    font-family: var(--ff-display);
    font-size: .58rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: rgba(0,0,0,.35);
    z-index: 2;
}

/* ── Proje bilgi paneli ── */
.proj-info {
    padding: 2.2rem 2rem 2rem 2rem;
    background: var(--gray-sect);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: .8rem;
    border-left: 1px solid var(--border);
}

.proj-info .kicker { margin-bottom: 0; }

.proj-info h3 {
    font-family: var(--ff-display);
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--dark);
    line-height: 1.1;
    margin: 0;
}

.proj-info p {
    font-size: .88rem;
    color: var(--muted);
    line-height: 1.65;
    margin: 0;
}

.proj-info__meta {
    display: flex;
    flex-direction: column;
    gap: .55rem;
    margin-top: .4rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--border);
}

.proj-info__meta-item strong {
    display: block;
    font-family: var(--ff-display);
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1;
    letter-spacing: .02em;
}

.proj-info__meta-item span {
    font-size: .62rem;
    color: var(--muted);
    letter-spacing: .1em;
    text-transform: uppercase;
    font-family: var(--ff-display);
    font-weight: 700;
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .proj-showcase {
        grid-template-columns: 1fr;
        height: auto;
    }
    .proj-bento {
        height: 320px;
    }
    .proj-info {
        padding: 1.5rem;
        border-left: none;
        border-top: 1px solid var(--border);
    }
    .proj-bento__nav { width: 55%; }
}

/* İlerleme çubuğu */
.proj-progress {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}
.proj-progress-bar {
    flex: 1;
    height: 2px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}
.proj-progress-fill {
    height: 100%;
    background: var(--amber);
    border-radius: 2px;
    width: 16.66%;
    transition: width .35s var(--ease-out);
}
.proj-progress-count {
    font-family: var(--ff-display);
    font-size: .72rem;
    font-weight: 700;
    color: var(--muted);
    letter-spacing: .08em;
    white-space: nowrap;
}

/* ── HAKKIMIZDA ──────────────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 55fr 45fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
}
.about-content h2 {
    font-family: var(--ff-display);
    font-size: clamp(2rem, 3.3vw, 2.8rem);
    font-weight: 900;
    letter-spacing: -.02em;
    text-transform: uppercase;
    color: var(--dark);
    margin-bottom: 1.25rem;
}
.about-content p { color: var(--muted); font-size: 1rem; margin-bottom: 1rem; }

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 2.5rem;
    border-top: 2px solid var(--border);
}
.stat-num {
    display: block;
    font-family: var(--ff-display);
    font-size: 2.8rem;
    font-weight: 900;
    color: var(--dark);
    line-height: 1;
    margin-bottom: .4rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: -.03em;
}
.stat-num::after { content: '+'; color: var(--amber); }
.stat-lbl {
    display: block;
    font-family: var(--ff-display);
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--muted);
}

/* Hakkımızda görseli — koyu panel dişli ile */
.about-visual {
    background: #111827;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3.5rem;
    min-height: 400px;
    position: relative;
    overflow: hidden;
}
.about-visual::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
    background-size: 30px 30px;
    pointer-events: none;
}
.about-visual::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 4px;
    background: var(--amber);
}
.gear-svg {
    width: 100%;
    max-width: 250px;
    position: relative; z-index: 1;
}
@media (prefers-reduced-motion: no-preference) {
    .gear-svg { animation: gearSpin 40s linear infinite; }
}
@keyframes gearSpin { to { transform: rotate(360deg); } }

/* ── İLETİŞİM ────────────────────────────────────────────── */
.contact-edge {
    position: absolute;
    top: 0; left: 0;
    width: 5px; height: 100%;
    background: var(--amber);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
}
.contact-info h2 {
    font-family: var(--ff-display);
    font-size: clamp(1.8rem, 3.2vw, 2.8rem);
    font-weight: 900;
    letter-spacing: -.02em;
    text-transform: uppercase;
    color: var(--dark);
    margin-bottom: 2.5rem;
}
.c-details { display: flex; flex-direction: column; gap: 1.75rem; }
.c-lbl {
    display: block;
    font-family: var(--ff-display);
    font-size: .66rem;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: .3rem;
}
.c-val { font-size: .95rem; color: var(--dark); line-height: 1.6; }
.c-val a { color: var(--amber-deep); transition: color .2s; }
.c-val a:hover { color: var(--amber); }
.c-val small { color: var(--muted); font-size: .85em; }

/* Form */
.field { margin-bottom: 1.2rem; }
.field label {
    display: block;
    font-family: var(--ff-display);
    font-size: .66rem;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: .4rem;
}
.field input,
.field textarea {
    width: 100%;
    padding: .875rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: 3px;
    font-family: var(--ff-body);
    font-size: .95rem;
    color: var(--dark);
    background: var(--warm);
    transition: border-color .2s, background .2s;
    resize: vertical;
}
.field input:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--amber);
    background: var(--white);
}
.field textarea { min-height: 130px; }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer-main {
    background: var(--footer-dark);
    padding: 4rem 0 2rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,.07);
    margin-bottom: 2rem;
}
.footer-brand .brand-logo--white { display: block; margin-bottom: .75rem; }
.footer-brand p { font-size: .85rem; color: rgba(255,255,255,.38); line-height: 1.6; margin-top: .2rem; }
.footer-nav h4, .footer-contact h4 {
    font-family: var(--ff-display);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: rgba(255,255,255,.28);
    margin-bottom: 1rem;
}
.footer-nav ul { display: flex; flex-direction: column; gap: .6rem; }
.footer-nav a, .footer-contact a { font-size: .88rem; color: rgba(255,255,255,.48); transition: color .2s; }
.footer-nav a:hover, .footer-contact a:hover { color: var(--amber); }
.footer-contact p { font-size: .88rem; color: rgba(255,255,255,.48); margin-bottom: .4rem; }
.footer-bottom p { font-size: .76rem; color: rgba(255,255,255,.22); }

/* Alt sarı şerit — PDF antet alt bandı */
.footer-strip {
    background: var(--amber);
    padding: .7rem var(--pad);
}
.footer-strip-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: .5rem;
    font-family: var(--ff-display);
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .06em;
    color: rgba(10,10,10,.72);
    text-transform: uppercase;
}

/* ── LİNKEDİN SABİT BUTON ───────────────────────────────── */
.linkedin-btn {
    position: fixed;
    bottom: 1.75rem; right: 1.75rem;
    width: 52px; height: 52px;
    background: #0A66C2;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    box-shadow: 0 4px 18px rgba(10,102,194,.35);
    transition: transform .25s var(--ease-out), box-shadow .25s ease;
}
.linkedin-btn:hover {
    transform: translateY(-3px) scale(1.07);
    box-shadow: 0 8px 28px rgba(10,102,194,.48);
}
.linkedin-btn:focus-visible {
    outline: 3px solid var(--amber);
    outline-offset: 3px;
}

/* ── SCROLL REVEAL ───────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity .65s var(--ease-out),
        transform .65s var(--ease-out);
    transition-delay: var(--d, 0s);
}
.reveal.is-vis { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1100px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
    .projects-grid { grid-template-columns: repeat(2, 1fr); }
    .proj--feat     { grid-column: span 2; }
    .about-grid     { grid-template-columns: 1fr; gap: 3rem; }
    .contact-grid   { grid-template-columns: 1fr; gap: 3rem; }
    .footer-grid    { grid-template-columns: 1fr 1fr; }
    .footer-brand   { grid-column: span 2; }
}
@media (max-width: 768px) {
    :root { --brand-h: 56px; --nav-h: 54px; }
    .nav__links { display: none; }
    .hamburger  { display: flex; }
    .hero { padding-left: 1.5rem; padding-right: 1.5rem; }
    .hero__blueprint { opacity: .25; width: 88vw; right: -18%; }
    .projects-grid  { grid-template-columns: 1fr; }
    .proj--feat     { grid-column: span 1; }
    .proj--feat .proj-vis { height: 220px; }
    .stats          { grid-template-columns: 1fr 1fr; }
    .footer-strip-inner { flex-direction: column; align-items: flex-start; gap: .2rem; }
}
@media (max-width: 540px) {
    .services-grid  { grid-template-columns: 1fr; }
    .stats          { grid-template-columns: repeat(3, 1fr); gap: .75rem; }
    .stat-num       { font-size: 2.1rem; }
    .footer-grid    { grid-template-columns: 1fr; }
    .footer-brand   { grid-column: span 1; }
    .hero__actions  { flex-direction: column; align-items: flex-start; }
}