/* ===================================================================
   Kardeşler Group Mimarlık
   Tasarım: Beyaz/Krem ağırlıklı kurumsal mimari, Inter ailesi.
   Renk paleti: lacivert + krem + altın + petrol mavisi
=================================================================== */

:root {
    --bg:          #FFFFFF;
    --bg-2:        #F8F5EE;   /* krem */
    --bg-3:        #F0EBE0;
    --paper:       #FDFBF5;
    --line:        #E5E2D8;
    --line-2:      #C9C3B0;

    --ink:         #0F1F33;   /* lacivert */
    --ink-2:       #1B2A42;
    --ink-3:       #3F4D67;
    --ink-dim:     #6B7790;

    --gold:        #C9A876;
    --gold-2:      #A88858;
    --gold-3:      #8A6B3B;
    --gold-soft:   #F2E8D2;

    --teal:        #4A6D85;
    --teal-2:      #355269;

    --shadow-sm:   0 2px 8px rgba(15, 31, 51, 0.05);
    --shadow-md:   0 14px 32px rgba(15, 31, 51, 0.08);
    --shadow-lg:   0 24px 56px rgba(15, 31, 51, 0.12);

    --radius:      8px;
    --radius-lg:   14px;

    --transition:  all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);

    --container:   1320px;

    --font-sans:   'Inter', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-display: 'Inter', system-ui, -apple-system, sans-serif;
}

/* ============ RESET ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    background-color: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    font-weight: 400;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font-sans); border: none; background: none; }

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
}

/* ============ TOP BAR ============ */
.top-bar {
    background: var(--ink);
    color: rgba(255,255,255,0.7);
    font-size: 12.5px;
    padding: 11px 0;
    letter-spacing: 0.2px;
}
.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.top-info { display: flex; flex-wrap: wrap; gap: 22px; }
.top-info span { display: inline-flex; align-items: center; gap: 7px; }
.top-info i { color: var(--gold); font-size: 11px; }
.top-social { display: flex; gap: 14px; }
.top-social a {
    color: rgba(255,255,255,0.55);
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.12);
}
.top-social a:hover { color: var(--ink); background: var(--gold); border-color: var(--gold); }

/* ============ HEADER / NAV ============ */
header {
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 32px;
    gap: 32px;
}
.logo { display: flex; align-items: center; gap: 13px; }
.logo-symbol {
    width: 50px;
    height: 50px;
    background: var(--ink);
    color: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.02em;
    position: relative;
}
.logo-symbol::after {
    content: "";
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--gold);
    bottom: -3px;
    right: -3px;
}
.logo-text h1 {
    font-size: 19px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.01em;
    color: var(--ink);
    text-transform: uppercase;
}
.logo-text span {
    display: block;
    font-size: 10px;
    letter-spacing: 2.4px;
    color: var(--gold-2);
    text-transform: uppercase;
    margin-top: 5px;
    font-weight: 600;
}

nav > ul,
nav > .main-menu {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
    margin: 0;
    padding: 0;
}
nav > .main-menu > li { position: relative; list-style: none; }
.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 12px 0;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: 0.3px;
    text-transform: uppercase;
    position: relative;
    background: none;
    border: 0;
    font-family: var(--font-sans);
    cursor: pointer;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 4px;
    width: 0;
    height: 2px;
    background: var(--gold-2);
    transition: width 0.3s;
}
nav > .main-menu > li:hover > .nav-link::after,
nav > .main-menu > li.active > .nav-link::after { width: 100%; }
nav > .main-menu > li:hover > .nav-link,
nav > .main-menu > li.active > .nav-link { color: var(--gold-2); }
.nav-link .chev {
    font-size: 9px;
    transition: transform 0.25s;
}

/* Mobile close button & overlay - hidden by default */
.nav-close, .nav-mobile-cta, .nav-overlay { display: none; }

/* DROPDOWN (desktop) */
.dropdown, .sub-dropdown {
    position: absolute;
    background: var(--bg);
    border: 1px solid var(--line);
    border-top: 2px solid var(--gold);
    min-width: 280px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
    padding: 6px 0;
    z-index: 200;
    list-style: none;
}
.dropdown { top: 100%; left: -16px; }
.sub-dropdown { top: -8px; left: 100%; background: var(--ink); border-top: 2px solid var(--gold); }

nav > .main-menu > li:hover > .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown > li { position: relative; list-style: none; }

.dropdown-row {
    display: flex;
    align-items: center;
    border-left: 3px solid transparent;
    transition: all 0.25s;
}
.dropdown-row:hover {
    background: var(--bg-2);
    border-left-color: var(--gold-2);
}
.dropdown-link {
    flex: 1;
    display: block;
    padding: 12px 22px;
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    transition: all 0.25s;
}
.dropdown-row:hover .dropdown-link { color: var(--gold-2); padding-left: 26px; }
/* Tek başına link (Kurumsal alt menüsündeki gibi) için aynı stil */
.dropdown > li > .dropdown-link {
    border-left: 3px solid transparent;
    transition: all 0.25s;
}
.dropdown > li > .dropdown-link:hover {
    background: var(--bg-2);
    border-left-color: var(--gold-2);
    color: var(--gold-2);
    padding-left: 26px;
}

.expand-btn {
    width: 40px;
    height: 40px;
    background: transparent;
    border: 0;
    color: var(--ink-dim);
    font-size: 11px;
    display: none; /* desktop'ta gizli — hover ile açılıyor */
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.25s;
}
.dropdown > li:hover > .sub-dropdown { opacity: 1; visibility: visible; transform: translateX(0); }
.sub-dropdown { transform: translateX(8px); }
.sub-dropdown li { list-style: none; }
.sub-dropdown li a {
    display: block;
    padding: 11px 22px;
    color: rgba(255,255,255,0.75);
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    border-left: 3px solid transparent;
    transition: all 0.25s;
}
.sub-dropdown li a:hover {
    color: var(--gold);
    background: rgba(255,255,255,0.04);
    border-left-color: var(--gold);
    padding-left: 26px;
}

.header-btn {
    padding: 13px 24px;
    background: var(--ink);
    color: var(--bg);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.header-btn::after { content: "→"; }
.header-btn:hover { background: var(--gold-2); }

/* MOBILE MENU TOGGLE */
.menu-toggle { display: none; }

/* ============ SLIDER ============ */
.slider-section {
    position: relative;
    height: 86vh;
    min-height: 640px;
    overflow: hidden;
    background: var(--ink);
}
.slider-container { position: relative; height: 100%; width: 100%; }
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}
.slide.active { opacity: 1; pointer-events: auto; z-index: 2; }
.slide-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}
.slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15,31,51,0.25) 0%, rgba(15,31,51,0.05) 35%, rgba(15,31,51,0.55) 75%, rgba(15,31,51,0.92) 100%);
    z-index: 1;
}
.slide-content {
    position: absolute;
    bottom: 130px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: var(--container);
    padding: 0 32px;
    z-index: 2;
    color: var(--bg);
}
.slide-tag {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: var(--gold);
    font-size: 11.5px;
    letter-spacing: 3.5px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 24px;
}
.slide-tag::before {
    content: "";
    width: 46px;
    height: 1.5px;
    background: var(--gold);
}
.slide-content h2 {
    font-size: clamp(38px, 6vw, 76px);
    line-height: 1.05;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 26px;
    max-width: 950px;
}
.slide-content p {
    font-size: 17px;
    color: rgba(255,255,255,0.85);
    max-width: 620px;
    margin-bottom: 38px;
    line-height: 1.7;
}
.slide-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--gold);
    color: var(--ink);
    font-size: 12.5px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: var(--transition);
}
.slide-btn:hover { background: var(--bg); gap: 16px; }
.slide-btn::after { content: "→"; font-weight: 700; }

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 54px;
    height: 54px;
    background: rgba(255,255,255,0.1);
    border: 1.5px solid rgba(255,255,255,0.3);
    color: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    z-index: 5;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}
.slider-arrow:hover { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.slider-arrow.prev { left: 36px; }
.slider-arrow.next { right: 36px; }

.slider-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 5;
}
.dot {
    width: 36px;
    height: 3px;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition);
}
.dot.active { background: var(--gold); width: 60px; }
.dot:hover { background: rgba(255,255,255,0.55); }

/* ============ STATS BAR ============ */
.stats-bar {
    background: var(--ink);
    color: var(--bg);
    padding: 36px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}
.stat-item {
    padding: 6px 24px;
    border-right: 1px solid rgba(255,255,255,0.08);
    text-align: center;
}
.stat-item:last-child { border-right: none; }
.stat-item .num {
    font-size: 44px;
    color: var(--gold);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}
.stat-item .lbl {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    letter-spacing: 2.2px;
    text-transform: uppercase;
    font-weight: 600;
}

/* ============ CTA SECTION ============ */
.cta-section {
    background: var(--bg);
    padding: 0;
    border-bottom: 1px solid var(--line);
}
.cta-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}
.cta-card {
    padding: 50px 32px;
    border-right: 1px solid var(--line);
    transition: var(--transition);
    position: relative;
    cursor: default;
}
.cta-card:last-child { border-right: none; }
.cta-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 0;
    height: 3px;
    background: var(--gold-2);
    transition: width 0.4s;
}
.cta-card:hover::before { width: 100%; }
.cta-card:hover { background: var(--bg-2); }
.cta-icon {
    width: 56px;
    height: 56px;
    background: var(--gold-soft);
    color: var(--gold-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 24px;
    transition: var(--transition);
}
.cta-card:hover .cta-icon { background: var(--gold); color: var(--ink); }
.cta-card h3 {
    font-size: 21px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.015em;
    margin-bottom: 12px;
    line-height: 1.25;
}
.cta-card p {
    font-size: 14px;
    color: var(--ink-3);
    line-height: 1.7;
}

/* ============ SECTION COMMON ============ */
.section-header {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
    margin-bottom: 70px;
    align-items: end;
}
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: var(--gold-2);
    font-size: 12px;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 22px;
}
.section-tag::before {
    content: "";
    width: 40px;
    height: 1.5px;
    background: var(--gold-2);
}
.section-title {
    font-size: clamp(36px, 5vw, 60px);
    line-height: 1.08;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--ink);
}
.section-title span { color: var(--gold-2); font-weight: 600; }
.section-desc {
    font-size: 16.5px;
    color: var(--ink-3);
    line-height: 1.75;
    max-width: 580px;
}

/* ============ SERVICES (kategori kartları) ============ */
.services-section {
    padding: 120px 0;
    background: var(--bg-2);
}
.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}
.category-card {
    background: var(--bg);
    border: 1px solid var(--line);
    padding: 44px 38px;
    position: relative;
    transition: var(--transition);
    cursor: pointer;
    overflow: hidden;
}
.category-card::after {
    content: "";
    position: absolute;
    top: 0; right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle at top right, rgba(201,168,118,0.15), transparent 70%);
    pointer-events: none;
}
.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--gold);
}
.category-num {
    font-size: 14px;
    color: var(--gold-2);
    font-weight: 700;
    letter-spacing: 2.5px;
    margin-bottom: 22px;
}
.category-card h3 {
    font-size: 26px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.2;
}
.category-card p {
    font-size: 14.5px;
    color: var(--ink-3);
    line-height: 1.75;
    margin-bottom: 28px;
}
.category-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 1.4px;
    text-transform: uppercase;
    padding-bottom: 6px;
    border-bottom: 1.5px solid var(--ink);
    transition: var(--transition);
}
.category-card:hover .category-link {
    color: var(--gold-2);
    border-bottom-color: var(--gold-2);
    gap: 14px;
}

/* ============ ABOUT (Hakkımızda) ============ */
.about-section {
    background: var(--bg);
    padding: 130px 0;
}
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 70px;
    align-items: center;
}
.about-text h2 {
    font-size: clamp(34px, 4.6vw, 52px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin-bottom: 24px;
    color: var(--ink);
}
.about-text h2 span { color: var(--gold-2); font-weight: 600; }
.about-text h3 {
    font-size: 19px;
    color: var(--ink);
    font-weight: 600;
    margin-bottom: 18px;
}
.about-text p {
    font-size: 16px;
    color: var(--ink-3);
    line-height: 1.8;
    margin-bottom: 18px;
}
.about-list {
    margin: 28px 0 32px;
}
.about-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
}
.about-list li:last-child { border-bottom: none; }
.about-list .check {
    width: 32px;
    height: 32px;
    background: var(--gold-soft);
    color: var(--gold-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}
.about-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--ink);
    color: var(--bg);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}
.about-btn::after { content: "→"; }
.about-btn:hover { background: var(--gold-2); gap: 16px; }

.about-image-wrap { position: relative; }
.about-image {
    height: 560px;
    background-size: cover;
    background-position: center;
    position: relative;
    z-index: 1;
}
.about-decor {
    position: absolute;
    top: -22px;
    right: -22px;
    width: 130px;
    height: 130px;
    background: var(--gold);
    z-index: 0;
}
.about-stat-badge {
    position: absolute;
    bottom: -28px;
    left: -28px;
    background: var(--ink);
    color: var(--bg);
    padding: 26px 32px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-lg);
}
.about-stat-badge .num {
    font-size: 48px;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    letter-spacing: -0.025em;
}
.about-stat-badge .txt {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 1.4px;
    text-transform: uppercase;
    font-weight: 600;
    max-width: 130px;
    line-height: 1.4;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.stat-box {
    background: var(--bg);
    border: 1px solid var(--line);
    padding: 32px 28px;
    text-align: left;
    transition: var(--transition);
}
.stat-box:hover { border-color: var(--gold); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.stat-num {
    font-size: 44px;
    color: var(--gold-2);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.025em;
    margin-bottom: 8px;
}
.stat-txt {
    font-size: 13px;
    color: var(--ink-3);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 600;
}

/* ============ WHY (Neden Biz) ============ */
.why-section {
    padding: 120px 0;
    background: var(--bg-2);
}
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.why-card {
    background: var(--bg);
    border: 1px solid var(--line);
    padding: 44px 36px;
    transition: var(--transition);
    position: relative;
}
.why-card:hover {
    background: var(--ink);
    color: var(--bg);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--ink);
}
.why-card:hover .why-num { color: var(--gold); }
.why-card:hover .why-title { color: var(--bg); }
.why-card:hover .why-desc-text { color: rgba(255,255,255,0.7); }
.why-card:hover .why-icon { background: var(--gold); color: var(--ink); }
.why-num {
    font-size: 13px;
    color: var(--gold-2);
    font-weight: 700;
    letter-spacing: 2.5px;
    margin-bottom: 26px;
    transition: var(--transition);
}
.why-icon {
    width: 60px;
    height: 60px;
    background: var(--gold-soft);
    color: var(--gold-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 22px;
    transition: var(--transition);
}
.why-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin-bottom: 14px;
    line-height: 1.25;
    transition: var(--transition);
}
.why-desc-text {
    font-size: 14.5px;
    color: var(--ink-3);
    line-height: 1.75;
    transition: var(--transition);
}

/* ============ PROJECTS ============ */
.projects-section {
    padding: 120px 0;
    background: var(--bg);
}
.project-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 18px;
    height: 680px;
}
.project-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}
.project-card:nth-child(1) { grid-row: span 2; }
.project-card .proj-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.7s ease, filter 0.5s;
    filter: brightness(0.82);
}
.project-card:hover .proj-bg { transform: scale(1.05); filter: brightness(0.55); }
.project-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(15,31,51,0.94));
}
.project-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    z-index: 2;
    color: var(--bg);
    transform: translateY(20px);
    transition: var(--transition);
}
.project-card:hover .project-content { transform: translateY(0); }
.project-cat {
    display: inline-block;
    padding: 5px 12px;
    background: var(--gold);
    color: var(--ink);
    font-size: 10.5px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.project-content h4 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 6px;
}
.project-card:nth-child(1) .project-content h4 { font-size: 32px; }
.project-content p {
    display: none;
}
.project-loc {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
    letter-spacing: 0.3px;
}
.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gold);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.3px;
    text-transform: uppercase;
    margin-top: 14px;
    opacity: 0;
    transform: translateY(8px);
    transition: var(--transition);
}
.project-card:hover .project-link { opacity: 1; transform: translateY(0); }

/* ============ BLOG ============ */
.blog-section {
    padding: 120px 0;
    background: var(--bg-2);
}
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.blog-card {
    background: var(--bg);
    border: 1px solid var(--line);
    overflow: hidden;
    transition: var(--transition);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--gold); }
.blog-img-wrapper {
    height: 230px;
    position: relative;
    overflow: hidden;
    background: var(--bg-3);
}
.blog-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s;
}
.blog-card:hover .blog-img { transform: scale(1.05); }
.blog-date {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--bg);
    color: var(--ink);
    padding: 8px 14px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
}
.blog-content { padding: 28px 30px 32px; }
.blog-content h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.015em;
    line-height: 1.3;
    margin-bottom: 12px;
}
.blog-content p {
    font-size: 14px;
    color: var(--ink-3);
    line-height: 1.7;
    margin-bottom: 18px;
}
.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 1.3px;
    text-transform: uppercase;
    padding-bottom: 4px;
    border-bottom: 1.5px solid var(--ink);
    transition: var(--transition);
}
.blog-card:hover .blog-link { color: var(--gold-2); border-bottom-color: var(--gold-2); gap: 12px; }

/* ============ PAGE HERO (alt sayfalar) ============ */
.page-hero {
    background: var(--ink);
    color: var(--bg);
    padding: 110px 0 90px;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: "";
    position: absolute;
    top: 0; right: 0;
    width: 50%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1545324418-cc1a3fa10c00?auto=format&fit=crop&q=80&w=1200');
    background-size: cover;
    background-position: center;
    opacity: 0.18;
    mask-image: linear-gradient(to left, black, transparent);
    -webkit-mask-image: linear-gradient(to left, black, transparent);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero .section-tag { color: var(--gold); margin-bottom: 18px; }
.page-hero .section-tag::before { background: var(--gold); }
.page-hero h1 {
    font-size: clamp(34px, 5vw, 62px);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.08;
    margin-bottom: 18px;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin-top: 14px;
}
.breadcrumb a { color: var(--gold); }
.breadcrumb a:hover { color: var(--bg); }
.breadcrumb .sep { color: rgba(255,255,255,0.3); }

/* ============ INNER PAGE BODY ============ */
.page-section { padding: 100px 0; background: var(--bg); }
.inner-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}
.inner-img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    background: var(--bg-2);
}
.inner-body h2 { font-size: clamp(28px, 3.6vw, 42px); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 22px; color: var(--ink); }
.inner-body h3 { font-size: 22px; font-weight: 700; color: var(--ink); margin: 28px 0 14px; }
.inner-body p { font-size: 16px; color: var(--ink-3); line-height: 1.85; margin-bottom: 16px; }
.inner-body ul { margin: 18px 0 24px 22px; }
.inner-body ul li { font-size: 15px; color: var(--ink-3); line-height: 1.8; list-style: disc; margin-bottom: 8px; }

/* Hizmet listesi (kategori sayfasında) */
.service-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service-item {
    background: var(--bg);
    border: 1px solid var(--line);
    overflow: hidden;
    transition: var(--transition);
}
.service-item:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-item-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: var(--bg-3);
}
.service-item-body { padding: 26px; }
.service-item-body h4 { font-size: 19px; font-weight: 700; color: var(--ink); letter-spacing: -0.015em; margin-bottom: 10px; line-height: 1.3; }
.service-item-body p { font-size: 14px; color: var(--ink-3); line-height: 1.7; margin-bottom: 18px; }
.service-item-body a { display: inline-flex; align-items: center; gap: 8px; color: var(--gold-2); font-size: 12px; font-weight: 700; letter-spacing: 1.3px; text-transform: uppercase; }

/* ============ CONTACT FORM ============ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}
.contact-info-card {
    background: var(--bg-2);
    border: 1px solid var(--line);
    padding: 44px;
}
.contact-info-card h3 { font-size: 26px; font-weight: 700; color: var(--ink); margin-bottom: 24px; }
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
}
.contact-info-item:last-child { border-bottom: none; }
.contact-info-item .ic {
    width: 46px;
    height: 46px;
    background: var(--gold-soft);
    color: var(--gold-3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
.contact-info-item h4 { font-size: 13px; color: var(--ink-dim); letter-spacing: 1.5px; text-transform: uppercase; font-weight: 700; margin-bottom: 6px; }
.contact-info-item p { font-size: 15px; color: var(--ink); font-weight: 500; line-height: 1.5; }
.contact-info-item a { color: var(--ink); }
.contact-info-item a:hover { color: var(--gold-2); }

.contact-form { background: var(--bg); border: 1px solid var(--line); padding: 44px; }
.contact-form h3 { font-size: 26px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.contact-form > p { font-size: 14.5px; color: var(--ink-3); margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12.5px; font-weight: 700; color: var(--ink); margin-bottom: 6px; letter-spacing: 0.3px; }
.form-group input, .form-group textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid var(--line);
    background: var(--bg);
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--ink);
    transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--gold-2); box-shadow: 0 0 0 3px rgba(201,168,118,0.1); }
.form-group textarea { resize: vertical; min-height: 140px; }
.form-submit {
    padding: 15px 38px;
    background: var(--ink);
    color: var(--bg);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: 0;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.form-submit:hover { background: var(--gold-2); gap: 14px; }

.flash {
    padding: 14px 18px;
    margin-bottom: 22px;
    border-left: 4px solid;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}
.flash.success { background: #ecfdf5; border-color: #10b981; color: #065f46; }
.flash.error { background: #fef2f2; border-color: #ef4444; color: #991b1b; }

.maps-wrap { margin-top: 50px; }
.maps-wrap iframe { width: 100%; height: 420px; border: 0; }

/* ============ FOOTER ============ */
footer {
    background: var(--ink);
    color: var(--bg);
    padding: 90px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 56px;
    padding-bottom: 60px;
}
.footer-logo .logo h1 { color: var(--bg) !important; }
.footer-logo .logo span { color: var(--gold) !important; }
.footer-desc {
    max-width: 340px;
    font-size: 13.5px;
    color: rgba(255,255,255,0.6);
    line-height: 1.85;
    margin: 22px 0 24px;
}
.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: var(--transition);
}
.footer-socials a:hover { background: var(--gold); color: var(--ink); border-color: var(--gold); }

.footer-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 2.4px;
    text-transform: uppercase;
    margin-bottom: 22px;
}
.footer-links li { margin-bottom: 11px; }
.footer-links a { color: rgba(255,255,255,0.7); font-size: 13.5px; }
.footer-links a:hover { color: var(--gold); padding-left: 4px; }
.footer-contact p { font-size: 13.5px; color: rgba(255,255,255,0.7); margin-bottom: 11px; display: flex; align-items: flex-start; gap: 10px; }
.footer-contact i { color: var(--gold); margin-top: 4px; flex-shrink: 0; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.07);
    padding: 26px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}
.footer-bottom p { font-size: 12.5px; color: rgba(255,255,255,0.5); letter-spacing: 0.3px; }
.footer-bottom .hg-sig {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.5);
    font-size: 12.5px;
}
.footer-bottom .hg-sig a { color: var(--gold); font-weight: 700; }
.footer-bottom .hg-sig a:hover { color: var(--bg); }

/* WhatsApp floating button */
.wa-float {
    position: fixed;
    bottom: 26px;
    right: 26px;
    width: 58px;
    height: 58px;
    background: #25D366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 10px 30px rgba(37,211,102,0.4);
    z-index: 90;
    transition: var(--transition);
}
.wa-float:hover { transform: scale(1.08); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1100px) {
    .section-header { grid-template-columns: 1fr; gap: 24px; }
    .about-grid, .inner-grid-2, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
    .why-grid, .service-list-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid, .cta-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item, .cta-card { border-right: none !important; }
    .stat-item:nth-child(odd), .cta-card:nth-child(odd) { border-right: 1px solid var(--line) !important; }
    .stats-grid .stat-item { border-bottom: 1px solid rgba(255,255,255,0.08); padding: 18px 16px; }
    .category-grid { grid-template-columns: 1fr; }
    .project-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr 1fr; height: auto; }
    .project-card { height: 280px; }
    .project-card:nth-child(1) { grid-row: auto; grid-column: span 2; }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .nav-container { padding: 14px 20px; }

    /* ===== MOBILE MENU (slide-in panel) ===== */
    nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 86%;
        max-width: 380px;
        background: var(--bg);
        z-index: 250;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        transform: translateX(100%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 40px rgba(0,0,0,0.18);
        padding: 0;
        display: block;
    }
    nav.open { transform: translateX(0); }

    .nav-overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(15, 31, 51, 0);
        backdrop-filter: blur(0px);
        z-index: 240;
        pointer-events: none;
        transition: background 0.3s ease, backdrop-filter 0.3s ease;
    }
    .nav-overlay.show {
        background: rgba(15, 31, 51, 0.5);
        backdrop-filter: blur(4px);
        pointer-events: auto;
    }
    body.menu-open { overflow: hidden; }

    /* Close button */
    .nav-close {
        display: flex;
        position: sticky;
        top: 0;
        right: 0;
        margin-left: auto;
        width: 44px;
        height: 44px;
        background: transparent;
        color: var(--ink);
        border-radius: 0 0 0 8px;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        z-index: 5;
        margin: 14px 14px 0 auto;
        border: 1.5px solid var(--line);
        cursor: pointer;
    }
    .nav-close:hover { background: var(--ink); color: var(--gold); border-color: var(--ink); }

    /* Menü liste */
    nav .main-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 14px 0 30px;
    }
    nav .main-menu > li {
        border-bottom: 1px solid var(--line);
        position: relative;
    }
    nav .main-menu > li:last-child { border-bottom: none; }

    /* Üst seviye link/buton */
    nav .nav-link {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding: 18px 24px !important;
        font-size: 14px !important;
        gap: 8px;
        text-align: left;
    }
    nav .nav-link::after { display: none; }
    nav .has-dropdown.open-sub > .nav-trigger .chev {
        transform: rotate(180deg);
    }
    nav .has-dropdown.open-sub > .nav-trigger { color: var(--gold-2); }

    /* Dropdown (mobile) - kapalı başla, animasyonlu açıl */
    nav .dropdown, nav .sub-dropdown {
        position: static !important;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: 0;
        border-top: 1px solid var(--line);
        background: var(--bg-2);
        padding: 0;
        min-width: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
    }
    nav .has-dropdown.open-sub > .dropdown { max-height: 2000px; }
    nav .has-subdropdown.open-sub > .sub-dropdown { max-height: 1500px; }

    /* Dropdown row (link + ok yan yana) */
    nav .dropdown-row {
        display: flex;
        align-items: stretch;
        border-left: 0;
    }
    nav .dropdown-row:hover { background: transparent; border-left: 0; }
    nav .dropdown-link {
        flex: 1;
        padding: 14px 28px !important;
        font-size: 13px;
        border-left: 3px solid transparent;
        transition: all 0.2s;
    }
    nav .dropdown-row:hover .dropdown-link,
    nav .dropdown > li > .dropdown-link:hover {
        background: var(--bg-3);
        border-left-color: var(--gold-2);
        color: var(--gold-2);
        padding-left: 32px !important;
    }

    /* Expand button (sadece mobilde görünür, alt menüsü olan kategoriler için) */
    nav .expand-btn {
        display: flex !important;
        width: 56px;
        flex-shrink: 0;
        background: transparent;
        border-left: 1px solid var(--line);
        color: var(--ink-3);
        font-size: 12px;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: all 0.25s;
    }
    nav .expand-btn:hover { background: var(--bg-3); color: var(--gold-2); }
    nav .has-subdropdown.open-sub > .dropdown-row > .expand-btn {
        background: var(--ink);
        color: var(--gold);
        border-left-color: var(--ink);
    }
    nav .has-subdropdown.open-sub > .dropdown-row > .expand-btn i {
        transform: rotate(180deg);
    }
    nav .expand-btn i { transition: transform 0.25s; }

    /* Sub-dropdown (mobile) - lacivert zemin */
    nav .sub-dropdown { background: var(--ink); border-top: 1px solid rgba(255,255,255,0.08); }
    nav .sub-dropdown li { border-bottom: 1px solid rgba(255,255,255,0.05); }
    nav .sub-dropdown li:last-child { border-bottom: none; }
    nav .sub-dropdown li a {
        padding: 13px 40px !important;
        font-size: 12.5px;
        color: rgba(255,255,255,0.75);
    }
    nav .sub-dropdown li a:hover {
        background: rgba(255,255,255,0.04);
        color: var(--gold);
        padding-left: 46px !important;
    }

    /* Mobile CTA (menü altı) */
    .nav-mobile-cta {
        display: block;
        padding: 24px;
        border-top: 1px solid var(--line);
        background: var(--bg-2);
    }
    .nav-cta-btn {
        display: block;
        background: var(--ink);
        color: var(--bg);
        padding: 16px 24px;
        text-align: center;
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 1.2px;
        text-transform: uppercase;
        transition: all 0.2s;
    }
    .nav-cta-btn:hover { background: var(--gold); color: var(--ink); }

    /* Hamburger */
    .menu-toggle {
        display: flex;
        width: 42px;
        height: 42px;
        background: var(--ink);
        color: var(--bg);
        font-size: 18px;
        align-items: center;
        justify-content: center;
        border-radius: 0;
        margin-left: auto;
    }
    .header-btn { display: none; }
    .logo-text h1 { font-size: 16px; }
    .logo-text span { font-size: 9px; letter-spacing: 1.8px; }
    .logo-symbol { width: 42px; height: 42px; font-size: 18px; }

    .slider-section { height: 70vh; min-height: 500px; }
    .slide-content { bottom: 100px; }
    .slide-content h2 { font-size: 32px; }
    .slide-content p { font-size: 15px; }
    .slider-arrow { display: none; }

    .stats-grid, .cta-grid, .why-grid, .service-list-grid, .blog-grid, .footer-grid { grid-template-columns: 1fr; }
    .stat-item, .cta-card { border-right: none !important; border-bottom: 1px solid var(--line); }
    .stats-grid .stat-item { border-color: rgba(255,255,255,0.08); }

    .project-grid { grid-template-columns: 1fr; grid-template-rows: none; }
    .project-card { height: 240px; }
    .project-card:nth-child(1) { grid-column: auto; }

    .services-section, .about-section, .why-section, .projects-section, .blog-section { padding: 70px 0; }
    .page-section { padding: 70px 0; }
    .page-hero { padding: 70px 0 60px; }
    .page-hero::before { display: none; }

    .about-image { height: 380px; }
    .about-decor { display: none; }
    .about-stat-badge { left: 0; bottom: -20px; padding: 20px 24px; }
    .about-stat-badge .num { font-size: 36px; }

    .about-stats { grid-template-columns: 1fr 1fr; gap: 12px; }
    .stat-box { padding: 22px 18px; }
    .stat-num { font-size: 32px; }

    .form-row { grid-template-columns: 1fr; }
    .contact-info-card, .contact-form { padding: 28px 22px; }

    .top-info { gap: 14px; }
    .top-info span { font-size: 11.5px; }
    .top-social { display: none; }
}