/* =========================================================
   PREBETON A.Ş. — Kurumsal Web Sitesi
   Tasarım dili: endüstriyel / mühendislik — beton grisi,
   Prebeton yeşili, keskin hatlar, teknik tipografi
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root {
    /* Kurumsal renkler (logodan ve mevcut siteden) */
    --green:        #4CCB3B;  /* logo yeşili */
    --green-ink:    #2E8F23;  /* açık zeminde okunabilir yeşil */
    --concrete:     #9C9E9D;  /* logo beton grisi */

    --slate:        #31343D;  /* mevcut sitedeki koyu ton */
    --dark:         #1B1E24;
    --dark-2:       #23262E;

    --light:        #F2F3F2;
    --white:        #FFFFFF;

    --text:         #24272C;
    --text-soft:    #62666D;
    --text-inv:     #E8EAE8;
    --text-inv-soft:#A2A6AC;

    --border:       #DBDEDC;
    --border-dark:  #414550;

    /* Tipografi */
    --font-display: "Space Grotesk", "Segoe UI", sans-serif;
    --font-body:    "Inter", "Segoe UI", sans-serif;
    --font-mono:    "IBM Plex Mono", Consolas, monospace;

    --fs-hero:  clamp(2.4rem, 5.6vw, 4.6rem);
    --fs-h2:    clamp(1.9rem, 3.6vw, 3rem);
    --fs-h3:    clamp(1.2rem, 2vw, 1.5rem);
    --fs-body:  1rem;
    --fs-small: 0.875rem;
    --fs-mono:  0.75rem;

    /* Boşluk */
    --sp-1: 8px;  --sp-2: 16px; --sp-3: 24px; --sp-4: 32px;
    --sp-6: 48px; --sp-8: 64px; --sp-12: 96px; --sp-16: 128px;

    --container: 1360px;
    --header-h: 92px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: 1.7;
    color: var(--text);
    background: var(--white);
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; border: 0; background: none; cursor: pointer; color: inherit; }

/* Keskin hatlar */
button, input, textarea, img, iframe, select { border-radius: 0 !important; }

::selection { background: var(--green); color: var(--dark); }

:focus-visible { outline: 2px solid var(--green-ink); outline-offset: 2px; }

/* ---------- Yardımcılar ---------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--sp-4);
}

section { scroll-margin-top: calc(var(--header-h) - 1px); }

.section { padding: var(--sp-12) 0; }
@media (min-width: 1024px) { .section { padding: var(--sp-16) 0; } }

.section--dark { background: var(--slate); color: var(--text-inv); }
.section--light { background: var(--light); }

/* Teknik etiket: ■ KURUMSAL /01 */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: var(--sp-3);
}

.tag::before { content: ""; width: 10px; height: 10px; background: var(--green); }

.tag span { color: var(--green-ink); }

.section--dark .tag { color: var(--text-inv-soft); }
.section--dark .tag span { color: var(--green); }

.h2 {
    font-family: var(--font-display);
    font-size: var(--fs-h2);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.01em;
    max-width: 24ch;
}

.section--dark .h2 { color: var(--white); }

.lead { margin-top: var(--sp-3); color: var(--text-soft); max-width: 64ch; }
.section--dark .lead { color: var(--text-inv-soft); }

/* Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 30px;
    font-family: var(--font-display);
    font-size: var(--fs-small);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid transparent;
    transition: background-color .22s ease, color .22s ease, border-color .22s ease;
}

.btn--green { background: var(--green); color: var(--dark); }
.btn--green:hover { background: var(--dark); color: var(--white); }

.btn--outline { border-color: var(--text); color: var(--text); }
.btn--outline:hover { border-color: var(--green-ink); color: var(--green-ink); }

.btn--outline-inv { border-color: rgba(255,255,255,.5); color: var(--white); }
.btn--outline-inv:hover { border-color: var(--green); color: var(--green); }

/* Reveal animasyonları */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
}

/* =========================================================
   HEADER — açık zemin, teknik çizgi
   ========================================================= */
.header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    height: var(--header-h);
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid var(--border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-4);
}

.header__logo img { height: 30px; width: auto; }

@media (min-width: 1024px) { .header__logo img { height: 36px; } }

.nav { display: none; }

@media (min-width: 1100px) { .nav { display: flex; align-items: center; } }

.nav__link {
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text);
    padding: 10px 14px;
    border-bottom: 2px solid transparent;
    transition: color .2s ease, border-color .2s ease;
}

.nav__link:hover, .nav__link.is-active { color: var(--green-ink); border-bottom-color: var(--green); }

.header__cta {
    display: none;
    font-family: var(--font-mono);
    font-size: var(--fs-small);
    font-weight: 500;
    color: var(--text);
    border: 1px solid var(--border);
    padding: 10px 18px;
    transition: border-color .2s ease, color .2s ease;
}

.header__cta:hover { border-color: var(--green-ink); color: var(--green-ink); }

@media (min-width: 1280px) { .header__cta { display: inline-block; } }

/* Dil değiştirici */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: var(--fs-small);
    font-weight: 500;
    letter-spacing: 0.1em;
}

.lang-switch__item { color: var(--text-soft); transition: color .2s ease; }

a.lang-switch__item:hover { color: var(--green-ink); }

.lang-switch__item.is-active {
    color: var(--green-ink);
    border-bottom: 2px solid var(--green);
}

.lang-switch__sep { color: var(--border); }

@media (max-width: 640px) { .lang-switch { display: none; } }

.mobile-menu__lang {
    display: inline-block;
    margin-bottom: var(--sp-2);
    padding: 8px 16px;
    border: 1px solid var(--green-ink);
    color: var(--green-ink);
    font-family: var(--font-mono);
    font-size: var(--fs-small);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Hamburger */
.burger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 48px;
    height: 48px;
    padding: 12px;
}

@media (min-width: 1100px) { .burger { display: none; } }

.burger span { display: block; height: 2px; width: 100%; background: var(--text); transition: transform .3s ease, opacity .3s ease; }
.burger.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobil menü — açık zemin */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 90;
    background: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--sp-8) var(--sp-4);
    opacity: 0;
    visibility: hidden;
    transition: opacity .28s ease, visibility .28s ease;
}

.mobile-menu.is-open { opacity: 1; visibility: visible; }

.mobile-menu__link {
    display: flex;
    align-items: baseline;
    gap: var(--sp-2);
    padding: 14px 0;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    transition: color .2s ease, padding-left .2s ease;
}

.mobile-menu__link i {
    font-style: normal;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    color: var(--green-ink);
}

.mobile-menu__link:hover { color: var(--green-ink); padding-left: var(--sp-2); }

.mobile-menu__contact { margin-top: var(--sp-6); font-size: var(--fs-small); color: var(--text-soft); }
.mobile-menu__contact a { color: var(--green-ink); font-weight: 600; }

/* =========================================================
   HERO — bölünmüş yerleşim
   ========================================================= */
.hero {
    padding-top: var(--header-h);
    background: var(--white);
}

.hero__grid { display: grid; }

@media (min-width: 1024px) {
    .hero__grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); min-height: calc(100vh - var(--header-h)); }
}

.hero__left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--sp-8) var(--sp-4);
}

@media (min-width: 1024px) {
    .hero__left { padding: var(--sp-8) var(--sp-6) var(--sp-8) max(var(--sp-4), calc((100vw - var(--container)) / 2 + var(--sp-4))); }
}

.hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: var(--sp-3);
}

.hero__eyebrow::before { content: ""; width: 10px; height: 10px; background: var(--green); }

.hero__title {
    font-family: var(--font-display);
    font-size: var(--fs-hero);
    font-weight: 700;
    line-height: 1.04;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    max-width: 15ch;
}

.hero__title em { font-style: normal; color: var(--green-ink); }

.hero__text { margin-top: var(--sp-3); color: var(--text-soft); max-width: 52ch; }

.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-top: var(--sp-4); }

.hero__right { position: relative; min-height: 320px; }

.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 1023px) { .hero__right { aspect-ratio: 16 / 10; min-height: 0; } .hero__img { position: static; height: 100%; } }

.hero__img-tag {
    position: absolute;
    left: 0;
    bottom: 0;
    background: var(--slate);
    color: var(--text-inv);
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 12px 18px;
    border-top: 3px solid var(--green);
}

/* Yetenek şeridi */
.capabilities { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--white); }

.capabilities__grid { display: grid; grid-template-columns: repeat(2, 1fr); }

@media (min-width: 900px) { .capabilities__grid { grid-template-columns: repeat(4, 1fr); } }

.capability {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: var(--sp-3) var(--sp-3);
    border-right: 1px solid var(--border);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.capability:last-child { border-right: 0; }

@media (max-width: 899px) {
    .capability:nth-child(2n) { border-right: 0; }
    .capability:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
}

.capability i { font-style: normal; font-family: var(--font-mono); font-size: var(--fs-mono); font-weight: 500; color: var(--green-ink); }

/* Sayı bandı */
.stats { background: var(--slate); color: var(--text-inv); }

.stats__grid { display: grid; grid-template-columns: repeat(2, 1fr); }

@media (min-width: 900px) { .stats__grid { grid-template-columns: repeat(4, 1fr); } }

.stat { padding: var(--sp-4) var(--sp-3); border-right: 1px solid var(--border-dark); }

.stat:last-child { border-right: 0; }

@media (max-width: 899px) {
    .stat:nth-child(2n) { border-right: 0; }
    .stat:nth-child(-n+2) { border-bottom: 1px solid var(--border-dark); }
}

.stat__value {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3vw, 2.6rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.05;
}

.stat__value span { color: var(--green); font-size: 0.55em; }

.stat__label {
    margin-top: 8px;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-inv-soft);
}

/* =========================================================
   KURUMSAL
   ========================================================= */
.about { position: relative; }

.about__grid { display: grid; gap: var(--sp-6); }

@media (min-width: 1024px) { .about__grid { grid-template-columns: 0.9fr 1.1fr; gap: var(--sp-8); } }

.about__body p { color: var(--text-soft); }
.about__body p + p { margin-top: var(--sp-3); }
.about__body p strong { color: var(--text); font-weight: 600; }

.about__aside { border-left: 3px solid var(--green); padding-left: var(--sp-3); align-self: start; }

.about__aside-line {
    font-family: var(--font-display);
    font-size: var(--fs-h3);
    font-weight: 700;
    line-height: 1.35;
}

.about__aside-note { margin-top: var(--sp-2); font-size: var(--fs-small); color: var(--text-soft); }

/* Vizyon & Misyon */
.vm { margin-top: var(--sp-8); display: grid; border: 1px solid var(--border); background: var(--white); }

@media (min-width: 900px) { .vm { grid-template-columns: 1fr 1fr; } }

.vm__col { padding: var(--sp-6) var(--sp-4); border-bottom: 1px solid var(--border); }
.vm__col:last-child { border-bottom: 0; }

@media (min-width: 900px) {
    .vm__col { border-bottom: 0; border-right: 1px solid var(--border); }
    .vm__col:last-child { border-right: 0; }
}

.vm__label {
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--green-ink);
}

.vm__title { margin-top: var(--sp-2); font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 700; }

.vm__list { margin-top: var(--sp-3); display: grid; gap: 10px; }

.vm__list li {
    position: relative;
    padding-left: 22px;
    font-size: var(--fs-small);
    color: var(--text-soft);
}

.vm__list li::before { content: ""; position: absolute; left: 0; top: 9px; width: 8px; height: 8px; background: var(--green); }

/* =========================================================
   KALİTE & ÇEVRE (koyu)
   ========================================================= */
.policy__grid { margin-top: var(--sp-6); display: grid; gap: 0; border: 1px solid var(--border-dark); }

@media (min-width: 1024px) { .policy__grid { grid-template-columns: 1fr 1fr; } }

.policy {
    padding: var(--sp-6) var(--sp-4);
    border-bottom: 1px solid var(--border-dark);
    background: var(--dark-2);
}

.policy:last-child { border-bottom: 0; }

@media (min-width: 1024px) {
    .policy { border-bottom: 0; border-right: 1px solid var(--border-dark); }
    .policy:last-child { border-right: 0; }
}

.policy__num {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 1px var(--green);
}

.policy__title {
    margin-top: var(--sp-3);
    font-family: var(--font-display);
    font-size: var(--fs-h3);
    font-weight: 700;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.policy__text { margin-top: var(--sp-2); font-size: var(--fs-small); color: var(--text-inv-soft); }
.policy__text + .policy__text { margin-top: var(--sp-2); }

/* =========================================================
   SERTİFİKALAR
   ========================================================= */
.certs { margin-top: var(--sp-6); display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }

@media (min-width: 768px) { .certs { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .certs { grid-template-columns: repeat(5, 1fr); } }

.cert {
    padding: 0;
    text-align: left;
    border: 1px solid var(--border);
    background: var(--white);
    display: flex;
    flex-direction: column;
    transition: border-color .25s ease;
}

.cert:hover { border-color: var(--green-ink); }

.cert__media { aspect-ratio: 3 / 4; overflow: hidden; background: var(--light); }

.cert__media img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .5s ease; }

.cert:hover .cert__media img { transform: scale(1.03); }

.cert__body { display: block; padding: var(--sp-2); border-top: 1px solid var(--border); }

.cert__title { display: block; font-family: var(--font-display); font-weight: 700; font-size: var(--fs-small); }

.cert__subtitle { display: block; margin-top: 2px; font-size: 0.78rem; color: var(--text-soft); line-height: 1.45; }

.certs__note { margin-top: var(--sp-3); font-family: var(--font-mono); font-size: var(--fs-mono); color: var(--text-soft); }

/* =========================================================
   ÜRÜNLER — numaralı liste + önizleme
   ========================================================= */
.products__grid { margin-top: var(--sp-6); display: grid; gap: var(--sp-4); }

@media (min-width: 1024px) { .products__grid { grid-template-columns: 0.9fr 1.1fr; gap: var(--sp-8); align-items: start; } }

.products__preview { position: sticky; top: calc(var(--header-h) + var(--sp-3)); display: none; }

@media (min-width: 1024px) { .products__preview { display: block; } }

.products__preview-frame { position: relative; aspect-ratio: 4 / 3; overflow: hidden; border: 1px solid var(--border); }

.products__preview-frame img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity .4s ease;
}

.products__preview-frame img.is-active { opacity: 1; }

.products__preview-tag {
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 2;
    background: var(--slate);
    color: var(--text-inv);
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 10px 16px;
    border-top: 3px solid var(--green);
}

.product-row {
    width: 100%;
    text-align: left;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-4) var(--sp-2);
    border-top: 1px solid var(--border);
    transition: background-color .25s ease;
}

.product-row:last-child { border-bottom: 1px solid var(--border); }

.product-row:hover, .product-row:focus-visible { background: var(--light); }

.product-row__no {
    font-family: var(--font-mono);
    font-size: var(--fs-small);
    color: var(--green-ink);
}

.product-row__title {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.4vw, 1.8rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.15;
}

.product-row__summary { display: block; margin-top: 6px; font-size: var(--fs-small); color: var(--text-soft); }

.product-row__thumb { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; margin-top: var(--sp-2); border: 1px solid var(--border); }

@media (min-width: 1024px) { .product-row__thumb { display: none; } }

.product-row__arrow {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--concrete);
    transition: color .2s ease, transform .25s ease;
}

.product-row:hover .product-row__arrow { color: var(--green-ink); transform: translateX(6px); }

/* =========================================================
   PROJELER — editoryal grid
   ========================================================= */
.projects__head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--sp-4); flex-wrap: wrap; }

.filters { display: flex; gap: var(--sp-1); flex-wrap: wrap; }

.filter-btn {
    padding: 10px 18px;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    color: var(--text-soft);
    transition: all .2s ease;
}

.filter-btn:hover { border-color: var(--text); color: var(--text); }
.filter-btn.is-active { background: var(--slate); border-color: var(--slate); color: var(--white); }

.projects__grid { margin-top: var(--sp-6); display: grid; gap: var(--sp-3); }

@media (min-width: 700px) { .projects__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .projects__grid { grid-template-columns: repeat(3, 1fr); } }

.project-card {
    text-align: left;
    padding: 0;
    border: 1px solid var(--border);
    background: var(--white);
    display: flex;
    flex-direction: column;
    transition: border-color .25s ease;
}

.project-card:hover { border-color: var(--green-ink); }

.project-card--featured { grid-column: 1 / -1; }

@media (min-width: 1100px) { .project-card--featured { grid-column: span 2; grid-row: span 2; } }

.project-card__media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; }

.project-card--featured .project-card__media { aspect-ratio: 16 / 10; flex: 1; }

.project-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }

.project-card:hover .project-card__media img { transform: scale(1.04); }

.project-card__status {
    position: absolute;
    top: 0;
    left: 0;
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 14px;
    background: var(--slate);
    color: var(--white);
}

.project-card__status--ongoing { background: var(--green); color: var(--dark); }

.project-card__body { padding: var(--sp-3); display: flex; flex-direction: column; gap: 8px; }

.project-card__title {
    font-family: var(--font-display);
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.3;
}

.project-card--featured .project-card__title { font-size: clamp(1.2rem, 2vw, 1.6rem); }

.project-card__scope { font-size: var(--fs-small); color: var(--text-soft); }

.project-card__meta {
    display: flex;
    justify-content: space-between;
    gap: var(--sp-2);
    margin-top: var(--sp-1);
    padding-top: var(--sp-2);
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-soft);
}

.project-card__meta b { color: var(--green-ink); font-weight: 500; }

/* =========================================================
   MODAL (proje + ürün + sertifika)
   ========================================================= */
.modal { position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center; padding: var(--sp-2); }
.modal.is-open { display: flex; }

.modal__backdrop { position: absolute; inset: 0; background: rgba(27, 30, 36, 0.88); cursor: pointer; }

.modal__panel {
    position: relative;
    z-index: 1;
    background: var(--white);
    width: min(1200px, 100%);
    max-height: calc(100svh - var(--sp-4));
    overflow-y: auto;
    overscroll-behavior: contain;
}

.modal__close {
    position: sticky;
    top: 0;
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--slate);
    color: var(--white);
    font-size: 1.3rem;
    z-index: 5;
    transition: background-color .2s ease, color .2s ease;
}

.modal__close:hover { background: var(--green); color: var(--dark); }
.modal__close:focus-visible { outline: 2px solid var(--green); outline-offset: -4px; }

.modal__grid { display: grid; margin-top: -56px; }

@media (min-width: 1024px) { .modal__grid { grid-template-columns: 1.4fr 1fr; } }

.modal__gallery { background: var(--dark); padding: var(--sp-3); }
@media (min-width: 1024px) { .modal__gallery { padding: var(--sp-4); } }

.modal__main-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

.modal__thumbs { margin-top: var(--sp-2); display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--sp-1); }

.modal__thumb { padding: 0; border: 2px solid transparent; opacity: 0.5; transition: opacity .2s ease, border-color .2s ease; }
.modal__thumb img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.modal__thumb.is-active, .modal__thumb:hover { opacity: 1; border-color: var(--green); }

.modal__info { padding: var(--sp-4); }

.modal__label {
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green-ink);
}

.modal__title { margin-top: var(--sp-1); font-family: var(--font-display); font-size: clamp(1.3rem, 2.4vw, 1.7rem); font-weight: 700; line-height: 1.22; }

.modal__scope { margin-top: var(--sp-1); font-size: var(--fs-small); color: var(--text-soft); }

.modal__meta { margin-top: var(--sp-4); border-top: 1px solid var(--border); }

.modal__meta-row { display: flex; justify-content: space-between; gap: var(--sp-2); padding: 12px 0; border-bottom: 1px solid var(--border); font-size: var(--fs-small); }

.modal__meta-row dt { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-soft); white-space: nowrap; padding-top: 3px; }

.modal__meta-row dd { font-weight: 600; text-align: right; }

.modal__desc { margin-top: var(--sp-3); font-size: var(--fs-small); color: var(--text-soft); }

body.modal-open { overflow: hidden; }

/* Sertifika lightbox */
.lightbox__panel { position: relative; z-index: 1; max-width: min(760px, 100%); max-height: calc(100svh - var(--sp-4)); display: flex; flex-direction: column; background: var(--white); }
.lightbox__img-wrap { overflow-y: auto; }
.lightbox__panel img { width: 100%; height: auto; }

/* =========================================================
   TESİSLER (koyu) + harita
   ========================================================= */
.facilities__grid { margin-top: var(--sp-6); display: grid; gap: var(--sp-4); }

@media (min-width: 1100px) { .facilities__grid { grid-template-columns: 1fr 1fr; align-items: start; } }

.fac-list { display: grid; border: 1px solid var(--border-dark); }

.fac {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--sp-3);
    padding: var(--sp-4);
    border-bottom: 1px solid var(--border-dark);
    background: var(--dark-2);
}

.fac:last-child { border-bottom: 0; }

.fac__city {
    font-family: var(--font-mono);
    font-size: var(--fs-mono);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--green);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    border-left: 1px solid var(--border-dark);
    padding-left: var(--sp-2);
}

.fac__name { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; color: var(--white); }

.fac__specs { margin-top: var(--sp-2); display: grid; gap: 6px; }

.fac__row { display: flex; justify-content: space-between; gap: var(--sp-2); font-size: var(--fs-small); border-bottom: 1px solid rgba(255,255,255,.06); padding-bottom: 6px; }

.fac__row dt { font-family: var(--font-mono); font-size: var(--fs-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-inv-soft); }

.fac__row dd { color: var(--text-inv); font-weight: 500; text-align: right; }

/* Harita */
.map-wrap { border: 1px solid var(--border-dark); background: var(--dark-2); padding: var(--sp-3); }

.map-title { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-inv-soft); margin-bottom: var(--sp-2); }

.map-svg { width: 100%; height: auto; display: block; }

.map-outline { fill: rgba(156, 158, 157, 0.08); stroke: var(--concrete); stroke-width: 1.5; stroke-linejoin: round; }

.map-dot { fill: var(--green); }
.map-dot--hq { fill: none; stroke: var(--white); stroke-width: 2; }

.map-label { font-family: var(--font-mono); font-size: 15px; fill: var(--text-inv); letter-spacing: 0.08em; }
.map-label--soft { fill: var(--text-inv-soft); }

.map-pulse { fill: none; stroke: var(--green); stroke-width: 1; opacity: .5; }

/* =========================================================
   İLETİŞİM
   ========================================================= */
.contact__grid { margin-top: var(--sp-6); display: grid; gap: var(--sp-6); }

@media (min-width: 1024px) { .contact__grid { grid-template-columns: 1.1fr 0.9fr; gap: var(--sp-8); } }

.contact__list { border-top: 1px solid var(--border); }

.contact__item {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: var(--sp-3);
    padding: var(--sp-3) 0;
    border-bottom: 1px solid var(--border);
}

.contact__label { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--green-ink); padding-top: 4px; }

.contact__value { font-size: 1.05rem; font-weight: 500; }

.contact__value a:hover { color: var(--green-ink); }

@media (max-width: 640px) { .contact__item { grid-template-columns: 1fr; gap: 4px; } }

.contact__aside { background: var(--slate); color: var(--text-inv); padding: var(--sp-6) var(--sp-4); align-self: start; }

.contact__aside-title { font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 700; color: var(--white); line-height: 1.3; }

.contact__aside-text { margin-top: var(--sp-2); font-size: var(--fs-small); color: var(--text-inv-soft); }

.contact__aside .btn { margin-top: var(--sp-4); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer { background: var(--dark); color: var(--text-inv-soft); padding: var(--sp-8) 0 var(--sp-4); }

.footer__grid { display: grid; gap: var(--sp-6); padding-bottom: var(--sp-6); border-bottom: 1px solid var(--border-dark); }

@media (min-width: 1024px) { .footer__grid { grid-template-columns: 2fr 1fr 1.4fr; gap: var(--sp-8); } }

.footer__logo img { height: 30px; width: auto; }

.footer__about { margin-top: var(--sp-3); font-size: var(--fs-small); max-width: 48ch; }

.footer__title { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--white); margin-bottom: var(--sp-3); }

.footer__nav a { display: block; padding: 6px 0; font-size: var(--fs-small); transition: color .2s ease, padding-left .2s ease; }
.footer__nav a:hover { color: var(--green); padding-left: 8px; }

.footer__contact p { font-size: var(--fs-small); padding: 6px 0; }
.footer__contact a:hover { color: var(--green); }

.footer__bottom { padding-top: var(--sp-4); display: flex; justify-content: space-between; gap: var(--sp-2); flex-wrap: wrap; font-family: var(--font-mono); font-size: var(--fs-mono); }

/* Erişilebilirlik */
.skip-link { position: absolute; top: -60px; left: 0; z-index: 300; background: var(--green); color: var(--dark); padding: 12px 24px; font-weight: 700; transition: top .2s ease; }
.skip-link:focus { top: 0; }