/* ===============================
   YAZI TİPLERİ (sunucuda barındırılır; Google'a istek gitmez)
   =============================== */

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 400;
    src: url("fonts/dm-sans-latin-ext-400-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 400;
    src: url("fonts/dm-sans-latin-400-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 500;
    src: url("fonts/dm-sans-latin-ext-500-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 500;
    src: url("fonts/dm-sans-latin-500-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 600;
    src: url("fonts/dm-sans-latin-ext-600-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 600;
    src: url("fonts/dm-sans-latin-600-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 700;
    src: url("fonts/dm-sans-latin-ext-700-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "DM Sans";
    font-style: normal;
    font-display: swap;
    font-weight: 700;
    src: url("fonts/dm-sans-latin-700-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

@font-face {
    font-family: "Playfair Display";
    font-style: normal;
    font-display: swap;
    font-weight: 500;
    src: url("fonts/playfair-display-latin-ext-500-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "Playfair Display";
    font-style: normal;
    font-display: swap;
    font-weight: 500;
    src: url("fonts/playfair-display-latin-500-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

@font-face {
    font-family: "Playfair Display";
    font-style: normal;
    font-display: swap;
    font-weight: 600;
    src: url("fonts/playfair-display-latin-ext-600-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "Playfair Display";
    font-style: normal;
    font-display: swap;
    font-weight: 600;
    src: url("fonts/playfair-display-latin-600-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

@font-face {
    font-family: "Playfair Display";
    font-style: normal;
    font-display: swap;
    font-weight: 700;
    src: url("fonts/playfair-display-latin-ext-700-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

@font-face {
    font-family: "Playfair Display";
    font-style: normal;
    font-display: swap;
    font-weight: 700;
    src: url("fonts/playfair-display-latin-700-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* ===============================
   PUASIS | GENEL TASARIM DEĞİŞKENLERİ
   =============================== */

:root {
    --bg: #f5f3ee; /* Ana arka plan rengi. */
    --surface: #ffffff; /* Kart ve form arka planı. */
    --surface-soft: #ece9e2; /* İkincil açık yüzey. */
    --ink: #171714; /* Ana yazı rengi. */
    --muted: #6e6b64; /* Yardımcı metin rengi. */
    --line: #d9d5cc; /* Kenarlık rengi. */
    --dark: #1d1d1a; /* Koyu alanlar için ana renk. */
    --dark-2: #292925; /* Koyu alanlarda ikincil ton. */
    --accent: #b27f4d; /* Mimarlık/mermer/bronz hissi veren vurgu rengi. */
    --shadow: 0 18px 60px rgba(23, 23, 20, 0.08); /* Kart gölgeleri. */
    --radius: 18px; /* Genel köşe yuvarlaklığı. */
    --container: 1180px; /* İçerik maksimum genişliği. */
}

/* Tüm elementlerin kutu hesaplamasını kolaylaştırır. */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Sayfanın genel tipografi ve arka plan ayarları. */
html {
    scroll-behavior: smooth;
}

body {
    font-family: "DM Sans", Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Bağlantıların varsayılan alt çizgisini kaldırır. */
a {
    color: inherit;
    text-decoration: none;
}

/* Buton ve form elemanlarında yazı tipini korur. */
button,
input,
textarea {
    font: inherit;
}

/* Tüm içerikleri ortalar ve maksimum genişlikte tutar. */
.container {
    width: min(var(--container), calc(100% - 40px));
    margin-inline: auto;
}

/* Üst bölümlerde kullanılan standart boşluk. */
.section-space {
    padding: 110px 0;
}

/* Açık gri bölüm görünümü. */
.section-muted {
    background: var(--surface-soft);
}

/* Küçük bölüm etiketi. */
.section-kicker {
    display: inline-block;
    margin-bottom: 18px;
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
}

.section-kicker.light {
    color: #d9af82;
}

/* Büyük bölüm başlıkları. */
h2 {
    font-family: "Playfair Display", Georgia, serif;
    font-size: clamp(2.4rem, 4vw, 4.4rem);
    line-height: 1.04;
    font-weight: 600;
    letter-spacing: -0.03em;
}

/* ===============================
   ÜST BAR & NAVBAR
   =============================== */

.topbar {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

.topbar-inner {
    min-height: 34px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(245, 243, 238, 0.92);
    border-bottom: 1px solid rgba(217, 213, 204, 0.82);
    backdrop-filter: blur(16px);
}

.nav-wrap {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
}

.logo-mark {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 1px solid var(--ink);
    font-family: "Playfair Display", Georgia, serif;
    font-size: 1.05rem;
}

.logo-text {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.22em;
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 26px;
}

.nav-link {
    position: relative;
    border: 0;
    background: transparent;
    color: #46443e;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    padding: 30px 0;
}

.nav-link svg {
    width: 14px;
    height: 14px;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 22px;
    height: 1px;
    background: var(--ink);
    transition: right 220ms ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    right: 0;
}

.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    left: 50%;
    top: calc(100% - 5px);
    transform: translate(-50%, 14px);
    width: min(680px, calc(100vw - 40px));
    padding: 28px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 34px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: 180ms ease;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu,
.nav-dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(-50%, 0);
}

.dropdown-column {
    display: grid;
    gap: 11px;
}

.dropdown-title {
    padding-bottom: 9px;
    border-bottom: 1px solid var(--line);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
}

.dropdown-column a {
    font-size: 0.88rem;
    color: var(--ink);
    transition: transform 180ms ease, color 180ms ease;
}

.dropdown-column a:hover {
    color: var(--accent);
    transform: translateX(4px);
}

.header-wa {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--ink);
    background: transparent;
    color: var(--ink);
    padding: 11px 14px;
    cursor: pointer;
    white-space: nowrap;
}

.header-wa svg {
    width: 17px;
    height: 17px;
}

.mobile-menu-button,
.mobile-nav {
    display: none;
}

/* ===============================
   BUTONLAR
   =============================== */

.button {
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 22px;
    border: 1px solid transparent;
    transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-dark {
    background: var(--dark);
    color: white;
}

.button-dark:hover {
    background: #30302b;
}

.button-light {
    background: rgba(255, 255, 255, 0.92);
    color: var(--ink);
}

.button-outline-light {
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

.button-outline-light:hover {
    background: white;
    color: var(--dark);
}

/* ===============================
   HERO
   =============================== */

.hero {
    min-height: min(830px, calc(100vh - 116px));
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    /* Arka plan: PUASIS'in "Ceviz Ofis" projesinden (sunucuda barındırılır). */
    --hero-shade: linear-gradient(90deg, rgba(17, 17, 15, 0.8) 0%, rgba(17, 17, 15, 0.58) 45%, rgba(17, 17, 15, 0.28) 100%);
    background: var(--hero-shade), url("images/hero.jpg") center/cover;
    background: var(--hero-shade), image-set(url("images/hero.webp") type("image/webp"), url("images/hero.jpg") type("image/jpeg")) center/cover;
    background-color: var(--dark);
}

@media (max-width: 1200px) {
    .hero {
        background: var(--hero-shade), url("images/hero-1200.jpg") center/cover;
        background: var(--hero-shade), image-set(url("images/hero-1200.webp") type("image/webp"), url("images/hero-1200.jpg") type("image/jpeg")) center/cover;
    }
}

@media (max-width: 700px) {
    .hero {
        background: var(--hero-shade), url("images/projeler/proje-2-3.jpg") center/cover;
        background: var(--hero-shade), image-set(url("images/projeler/proje-2-3-700.webp") type("image/webp"), url("images/projeler/proje-2-3.jpg") type("image/jpeg")) center/cover;
    }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(13, 13, 11, 0.1), rgba(13, 13, 11, 0.28));
}

.hero-content {
    position: relative;
    z-index: 1;
    color: white;
    padding: 80px 0;
}

.eyebrow {
    margin-bottom: 22px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.17em;
    text-transform: uppercase;
    color: #dfc09d;
}

.hero h1 {
    max-width: 760px;
    margin-bottom: 24px;
    font-family: "Playfair Display", Georgia, serif;
    font-size: clamp(3.7rem, 7vw, 7.2rem);
    line-height: 0.98;
    font-weight: 600;
    letter-spacing: -0.05em;
}

.hero h1 em {
    color: #e1be91;
    font-style: italic;
}

.hero p {
    max-width: 660px;
    color: rgba(255, 255, 255, 0.86);
    font-size: 1.06rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(130px, 1fr));
    gap: 10px;
    max-width: 780px;
    margin-top: 74px;
    border-top: 1px solid rgba(255, 255, 255, 0.28);
    padding-top: 22px;
}

.hero-meta div {
    display: grid;
    gap: 3px;
}

.hero-meta strong {
    font-family: "Playfair Display", Georgia, serif;
    font-size: 1.55rem;
    color: #e1be91;
}

.hero-meta span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.78rem;
}

/* ===============================
   GİRİŞ / TANITIM
   =============================== */

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 90px;
    align-items: end;
}

.intro-copy {
    max-width: 560px;
}

.intro-copy p {
    color: var(--muted);
    font-size: 1.08rem;
    margin-bottom: 24px;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    border-bottom: 1px solid var(--ink);
    padding-bottom: 4px;
}

.text-link span,
.service-link span {
    transition: transform 160ms ease;
}

.text-link:hover span,
.service-link:hover span {
    transform: translateX(4px);
}

/* ===============================
   MİMARLIK HİZMETLERİ
   =============================== */

.section-heading-row {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr);
    gap: 60px;
    align-items: end;
    margin-bottom: 52px;
}

.section-heading-row > p {
    color: var(--muted);
    max-width: 480px;
    justify-self: end;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.service-card {
    min-height: 360px;
    position: relative;
    padding: 28px 24px 30px;
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
}

.service-card:last-child {
    border-right: 0;
}

.service-number {
    color: var(--accent);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.service-card > svg {
    width: 42px;
    height: 42px;
    stroke-width: 1.3;
    margin: 54px 0 30px;
}

.service-card h3 {
    font-family: "Playfair Display", Georgia, serif;
    font-size: 1.55rem;
    line-height: 1.1;
}

.service-card p {
    margin-top: 14px;
    color: var(--muted);
    font-size: 0.92rem;
}

.service-link {
    margin-top: auto;
    padding-top: 24px;
    font-size: 0.82rem;
    font-weight: 700;
}

/* ===============================
   YALITIM KARTLARI
   =============================== */

.insulation-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    grid-template-rows: repeat(2, minmax(240px, 1fr));
    gap: 14px;
}

.insulation-card {
    min-height: 250px;
    position: relative;
    padding: 30px;
    background: white;
    border: 1px solid var(--line);
    overflow: hidden;
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.insulation-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.insulation-card.large {
    grid-row: span 2;
    background: linear-gradient(145deg, #ede6da 0%, #ddd5c7 100%);
}

.insulation-number {
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.insulation-card h3 {
    max-width: 350px;
    margin-top: 80px;
    font-family: "Playfair Display", Georgia, serif;
    font-size: 2rem;
    line-height: 1.06;
}

.insulation-card p {
    max-width: 370px;
    margin-top: 14px;
    color: var(--muted);
    font-size: 0.9rem;
}

/* Hiçbir görsel bulunduğu alandan taşmasın */
img {
    max-width: 100%;
    height: auto;
}

/* ===============================
   HAKKIMIZDA & PROJELER
   =============================== */

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

.about-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 75px;
    align-items: start;
}

.about-copy h2 {
    max-width: 620px;
}

.about-copy p {
    max-width: 620px;
    margin-top: 24px;
    color: rgba(255, 255, 255, 0.7);
}

.about-copy .button {
    margin-top: 34px;
}

/* Grid sütunlarının içerik (büyük fotoğraf) yüzünden genişlemesini engeller */
.about-grid > *,
.projects-showcase > * {
    min-width: 0;
}

.projects-showcase {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    grid-template-rows: 240px 240px;
    gap: 14px;
}

/*
   Her proje kartı fotoğrafların üst üste konduğu bir slider alanıdır.
   Fotoğraflar JavaScript tarafından sırayla görünür yapılır.
*/
.project-card {
    position: relative;
    min-height: 240px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: #202020;
    isolation: isolate;
}

.project-main {
    grid-row: span 2;
}

.project-slides {
    position: absolute;
    inset: 0;
}

.project-slides .project-slide {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    object-fit: cover;
    object-position: center;
    opacity: 0;
    transform: scale(1.03);
    transition: opacity 0.8s ease, transform 4.2s ease;
}

.project-slides .project-slide.active {
    opacity: 1;
    transform: scale(1);
}

.project-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to top, rgba(0,0,0,0.82) 0%, rgba(0,0,0,0.2) 55%, rgba(0,0,0,0.05) 100%);
}

.project-content {
    position: absolute;
    z-index: 2;
    left: 22px;
    right: 22px;
    bottom: 20px;
}

.project-label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.72rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.62);
}

.project-content h3 {
    font-family: "Playfair Display", Georgia, serif;
    font-size: 1.55rem;
    font-weight: 500;
}

.project-content p {
    margin-top: 6px;
    max-width: 500px;
    color: rgba(255,255,255,0.68);
    font-size: 0.9rem;
}

.project-dots {
    display: flex;
    gap: 6px;
    margin-top: 14px;
}

.project-dot {
    width: 7px;
    height: 7px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.38);
    cursor: pointer;
    transition: all 0.25s ease;
}

.project-dot.active {
    width: 24px;
    border-radius: 999px;
    background: #ffffff;
}

@media (prefers-reduced-motion: reduce) {
    .project-slide {
        transition: none;
    }
}

/* ===============================
   MAĞAZA / ÜRÜNLER
   =============================== */

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.product-card {
    background: white;
    border: 1px solid var(--line);
    overflow: hidden;
}

.product-image {
    height: 270px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #e8e2d8, #d8d2c6);
    position: relative;
    overflow: hidden;
}

.product-image::before {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 1px solid rgba(23, 23, 20, 0.1);
}

.product-image svg {
    width: 52px;
    height: 52px;
    stroke-width: 1.2;
}

.product-category {
    position: absolute;
    left: 18px;
    top: 18px;
    z-index: 1;
    padding: 6px 10px;
    background: rgba(255,255,255,0.8);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.product-info {
    padding: 24px;
}

.product-info h3 {
    font-family: "Playfair Display", Georgia, serif;
    font-size: 1.4rem;
    line-height: 1.1;
}

.product-description {
    margin-top: 9px;
    min-height: 52px;
    color: var(--muted);
    font-size: 0.82rem;
}

.product-footer {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-top: 22px;
}

.product-price {
    font-weight: 700;
    font-size: 1.02rem;
}

.product-add {
    border: 1px solid var(--ink);
    background: var(--dark);
    color: white;
    padding: 10px 13px;
    cursor: pointer;
    transition: transform 180ms ease, background 180ms ease;
}

.product-add:hover {
    transform: translateY(-2px);
    background: #34342e;
}

/* ===============================
   İLETİŞİM
   =============================== */

.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 100px;
}

.contact-lead {
    max-width: 450px;
    margin-top: 26px;
    color: var(--muted);
}

.contact-detail {
    max-width: 450px;
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
}

.contact-detail span {
    display: block;
    color: var(--muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 7px;
}

.contact-detail strong {
    font-size: 1.02rem;
}

.contact-form {
    padding: 36px;
    background: white;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.contact-form label {
    display: block;
    margin-bottom: 20px;
    font-size: 0.78rem;
    font-weight: 700;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    margin-top: 8px;
    border: 1px solid var(--line);
    background: #fbfaf7;
    color: var(--ink);
    padding: 14px 15px;
    outline: none;
    resize: vertical;
    transition: border-color 160ms ease, background 160ms ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--ink);
    background: white;
}

.form-submit {
    width: 100%;
    border: 0;
    cursor: pointer;
}

.form-note {
    margin-top: 12px;
    color: var(--muted);
    font-size: 0.73rem;
}

/* ===============================
   FOOTER
   =============================== */

.site-footer {
    background: #131310;
    color: white;
    padding-top: 70px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr 0.7fr;
    gap: 50px;
    padding-bottom: 60px;
}

.footer-logo .logo-mark {
    border-color: rgba(255,255,255,0.55);
}

.footer-grid p {
    max-width: 340px;
    margin-top: 18px;
    color: rgba(255,255,255,0.55);
    font-size: 0.86rem;
}

.footer-grid > div:not(:first-child) {
    display: grid;
    align-content: start;
    gap: 10px;
}

.footer-title {
    margin-bottom: 8px;
    color: #d9af82;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer-grid a,
.footer-grid span:not(.footer-title) {
    color: rgba(255,255,255,0.72);
    font-size: 0.84rem;
}

.footer-bottom {
    min-height: 66px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    color: rgba(255,255,255,0.45);
    font-size: 0.72rem;
}

/* ===============================
   TOAST BİLDİRİMİ
   =============================== */

.toast {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 500;
    max-width: 360px;
    padding: 14px 16px;
    background: var(--dark);
    color: white;
    font-size: 0.86rem;
    transform: translateY(130px);
    opacity: 0;
    transition: 220ms ease;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ===============================
   TABLET
   =============================== */

@media (max-width: 1020px) {
    .desktop-nav {
        gap: 16px;
    }

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

    .service-card:nth-child(2) {
        border-right: 0;
    }

    .service-card:nth-child(-n + 2) {
        border-bottom: 1px solid var(--line);
    }

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

    .section-heading-row,
    .contact-grid {
        gap: 50px;
    }
}

/* ===============================
   MOBİL
   =============================== */

@media (max-width: 820px) {
    .container {
        width: min(var(--container), calc(100% - 28px));
    }

    .topbar-inner {
        min-height: 30px;
        font-size: 0.64rem;
    }

    .topbar-inner span:last-child {
        display: none;
    }

    .site-header {
        position: sticky;
    }

    .nav-wrap {
        min-height: 70px;
    }

    .desktop-nav,
    .header-wa {
        display: none;
    }

    .mobile-menu-button {
        display: grid;
        place-items: center;
        width: 42px;
        height: 42px;
        border: 1px solid var(--line);
        background: transparent;
        cursor: pointer;
    }

    .mobile-nav {
        padding: 10px 14px 16px;
        border-top: 1px solid var(--line);
        background: var(--bg);
    }

    .mobile-nav.open {
        display: grid;
        gap: 4px;
    }

    .mobile-nav > a,
    .mobile-nav > button {
        padding: 13px 8px;
        text-align: left;
        border: 0;
        background: transparent;
        color: var(--ink);
        cursor: pointer;
    }

    .mobile-services-toggle {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .mobile-services-toggle svg {
        width: 15px;
    }

    .mobile-services-list {
        display: none;
        padding: 4px 0 8px 16px;
    }

    .mobile-services-list.open {
        display: grid;
        gap: 8px;
    }

    .mobile-services-list a {
        padding: 7px 0;
        color: var(--muted);
        font-size: 0.85rem;
    }

    .section-space {
        padding: 82px 0;
    }

    h2 {
        font-size: clamp(2.3rem, 11vw, 3.6rem);
    }

    .hero {
        min-height: 760px;
    }

    .hero-content {
        padding: 60px 0;
    }

    .hero h1 {
        font-size: clamp(3.2rem, 14vw, 5.5rem);
    }

    .hero-meta {
        grid-template-columns: 1fr;
        gap: 14px;
        margin-top: 50px;
    }

    .intro-grid,
    .section-heading-row,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .section-heading-row > p {
        justify-self: start;
    }

    .insulation-grid {
        grid-template-columns: 1fr;
        grid-template-rows: none;
    }

    .insulation-card.large {
        grid-row: auto;
    }

    .projects-showcase {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(3, 240px);
    }

    .project-main {
        grid-row: auto;
    }

    .contact-form {
        padding: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 560px) {
    .services-grid,
    .products-grid,
    .footer-grid,
    .form-row {
        grid-template-columns: 1fr;
    }

    .service-card {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .service-card:last-child {
        border-bottom: 0;
    }

    .hero-actions .button {
        width: 100%;
    }

    .products-grid {
        gap: 14px;
    }

    .product-image {
        height: 240px;
    }

    .footer-bottom {
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding: 18px 0;
    }
}


/* ===============================
   PROJE FOTOĞRAFLARI - BÜYÜK EKRAN (LIGHTBOX)
   =============================== */

.project-card {
    cursor: zoom-in;
}

.project-card:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 3px;
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 24px;
    background: rgba(12, 12, 10, 0.96);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.lightbox.open {
    opacity: 1;
    visibility: visible;
}

.lightbox-figure {
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.lightbox-image {
    display: block;
    width: auto;
    height: auto;
    max-width: min(88vw, 1400px);
    max-height: 84vh;
    object-fit: contain;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-counter {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
}

.lightbox-btn {
    flex-shrink: 0;
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.35);
    color: #ffffff;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.lightbox-btn:hover,
.lightbox-btn:focus-visible {
    background: rgba(255, 255, 255, 0.15);
    border-color: #ffffff;
    outline: none;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
}

/* Lightbox açıkken arka sayfa kaymasın */
body.lightbox-open {
    overflow: hidden;
}

@media (max-width: 820px) {
    .lightbox {
        padding: 12px;
    }

    .lightbox-image {
        max-width: 94vw;
        max-height: 78vh;
    }

    /* Mobilde oklar fotoğrafın üzerinde, alt köşelerde durur */
    .lightbox-prev,
    .lightbox-next {
        position: absolute;
        bottom: 20px;
    }

    .lightbox-prev { left: 20px; }
    .lightbox-next { right: 20px; }
}

@media (prefers-reduced-motion: reduce) {
    .lightbox {
        transition: none;
    }
}


/* ===============================
   FORM ALANLARI VE DOĞRULAMA
   (İletişim formu ve sipariş formu ortak kullanır)
   =============================== */

.contact-form .field {
    margin-bottom: 18px;
}

.contact-form .field > label {
    display: block;
    margin-bottom: 0;
    font-size: 0.78rem;
    font-weight: 700;
}

.optional {
    font-weight: 500;
    color: var(--muted);
}

.field.has-error input,
.field.has-error textarea {
    border-color: #b3261e;
    background: #fdf6f5;
}

.field-error {
    min-height: 0;
    margin-top: 6px;
    color: #b3261e;
    font-size: 0.74rem;
    font-weight: 600;
    line-height: 1.4;
}

.field-error:empty {
    display: none;
}

/* Onay kutuları */
.check {
    display: flex !important;
    align-items: flex-start;
    gap: 10px;
    margin: 4px 0 14px;
    font-size: 0.8rem !important;
    font-weight: 500 !important;
    line-height: 1.5;
    cursor: pointer;
}

.check input {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 1px;
    accent-color: var(--dark);
    cursor: pointer;
}

.check a {
    text-decoration: underline;
    text-underline-offset: 2px;
    font-weight: 700;
}

.field.has-error .check {
    color: #b3261e;
}

.field .check {
    margin-bottom: 0;
}

/* Bot tuzağı: ekranda görünmez */
.hp-field {
    position: absolute !important;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-status {
    margin-top: 12px;
    font-size: 0.82rem;
    font-weight: 600;
}

.form-status:empty {
    display: none;
}

.form-status.success {
    padding: 12px 14px;
    background: #eef6ef;
    color: #1f6b35;
    border: 1px solid #cfe5d4;
}

.form-status.error {
    color: #b3261e;
}

.form-submit[disabled] {
    opacity: 0.65;
    cursor: wait;
}

.form-submit.is-loading::after {
    content: "";
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.store-error {
    grid-column: 1 / -1;
    color: var(--muted);
}



/* ===============================
   WHATSAPP
   =============================== */

.wa-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.header-wa {
    text-decoration: none;
}

.header-wa .wa-icon {
    color: #1f9d55;
}

.product-add {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    text-decoration: none;
}

.product-add .wa-icon {
    width: 15px;
    height: 15px;
}

.button-wa {
    background: #1f7a4a;
    color: #ffffff;
}

.button-wa:hover {
    background: #196a3f;
}

.form-note a {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.mobile-nav .mobile-wa {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #1f7a4a;
    font-weight: 700;
}

.wa-float {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 400;
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25d366;
    color: #ffffff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    transition: transform 180ms ease;
}

.wa-float:hover {
    transform: scale(1.06);
}

.wa-float .wa-icon {
    width: 30px;
    height: 30px;
}

/* Bildirim, sabit WhatsApp butonunun üstünde görünsün */
.toast {
    bottom: 92px;
}

@media (max-width: 820px) {
    .wa-float {
        right: 16px;
        bottom: 16px;
    }
}


/* ===============================
   KVKK / YASAL SAYFA
   =============================== */

.legal-header { padding: 22px 0; border-bottom: 1px solid var(--line); background: var(--bg); }
.legal-header .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.legal-back { font-size: 0.85rem; font-weight: 600; }
.legal { padding: 64px 0 96px; }
.legal article { max-width: 760px; }
.legal h1 { font-family: "Playfair Display", Georgia, serif; font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1.1; margin: 12px 0 10px; }
.legal .updated { color: var(--muted); font-size: 0.85rem; margin-bottom: 36px; }
.legal h2 { font-family: "Playfair Display", Georgia, serif; font-size: 1.35rem; margin: 36px 0 12px; }
.legal p, .legal li { color: #3a3934; margin-bottom: 10px; }
.legal ul { padding-left: 20px; margin-bottom: 12px; }
.legal a { text-decoration: underline; text-underline-offset: 2px; }
.legal .table-wrap { overflow-x: auto; margin: 12px 0 18px; }
.legal table { width: 100%; min-width: 560px; border-collapse: collapse; background: white; font-size: 0.88rem; }
.legal th, .legal td { text-align: left; vertical-align: top; padding: 12px 14px; border: 1px solid var(--line); }
.legal th { background: var(--surface-soft); font-weight: 700; }