/**
 * Lüleburgaz Konut Projesi - Light Mode
 * Soft gri, beyaz, altın/antrasit detaylar. Inter/Montserrat, soft shadow, 8-12px radius, bol white space
 */

:root {
    --light-bg: #ffffff;
    --light-bg-alt: #f5f6f8;
    --light-border: #e8eaed;
    --navy: #1e3a5f;
    --navy-light: #2c4a6f;
    --anthracite: #2c2c2c;
    --anthracite-light: #4a4a4a;
    --gold: #b8860b;
    --gold-soft: rgba(184, 134, 11, 0.12);
    --text: #2c2c2c;
    --text-muted: #6b7280;
    --accent: #1e3a5f;
    --accent-hover: #2c4a6f;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.04);
    --radius: 12px;
    --radius-sm: 8px;
    --header-height: 72px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background-color: var(--light-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, .display-4, .display-5 {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-weight: 600;
    color: var(--anthracite);
}

/* ----- Navigasyon ----- */
.navbar-light-mode {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--light-border);
    padding: 0.75rem 0;
    transition: box-shadow 0.3s ease;
}

.navbar-light-mode.scrolled {
    box-shadow: var(--shadow);
}

.navbar-light-mode .navbar-brand {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--navy) !important;
}

.navbar-light-mode .navbar-brand:hover {
    color: var(--navy-light) !important;
}

.nav-link-light {
    color: var(--anthracite) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}

.nav-link-light:hover,
.nav-link-light.active {
    color: var(--navy) !important;
    background: rgba(30, 58, 95, 0.08);
}

.nav-link-light.nav-link-external:hover {
    color: var(--navy-light) !important;
}

.navbar-toggler {
    border-color: var(--light-border);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 2px rgba(30, 58, 95, 0.2);
}

/* ----- Hero / Ana içerik ----- */
.hero-light {
    min-height: 60vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, var(--light-bg-alt) 0%, var(--light-bg) 100%);
    padding: 4rem 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-light .display-4,
.hero-light .lead {
    color: var(--anthracite);
}

.hero-light .lead {
    color: var(--text-muted);
    font-size: 1.15rem;
}

.btn-primary-light {
    background: var(--navy);
    border: none;
    color: #fff;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: background 0.2s, transform 0.2s;
}

.btn-primary-light:hover {
    background: var(--navy-light);
    color: #fff;
    transform: translateY(-1px);
}

.btn-outline-light {
    border: 1px solid var(--navy);
    color: var(--navy);
    background: transparent;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
}

.btn-outline-light:hover {
    background: rgba(30, 58, 95, 0.08);
    color: var(--navy-light);
    border-color: var(--navy);
}

/* ----- Bölüm başlıkları ----- */
.section-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--anthracite);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 2rem;
}

/* ----- Kartlar ----- */
.card-light {
    border: 1px solid var(--light-border);
    border-radius: var(--radius);
    background: var(--light-bg);
    overflow: hidden;
    transition: box-shadow 0.3s ease, border-color 0.3s;
    height: 100%;
    box-shadow: var(--shadow-soft);
}

.card-light:hover {
    box-shadow: var(--shadow);
    border-color: rgba(30, 58, 95, 0.2);
}

.card-light .card-img-top {
    height: 200px;
    object-fit: cover;
    background: var(--light-bg-alt);
}

.card-light .card-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--anthracite);
}

.card-light .card-title a:hover {
    color: var(--navy);
}

.card-light .card-text {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.card-light .btn-outline-light {
    padding: 0.5rem 1.25rem;
}

/* ----- Kat planı kartı ----- */
.plan-card .plan-placeholder {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-bg-alt);
    color: var(--navy);
    font-size: 2.5rem;
    font-weight: 300;
}

.plan-card .plan-meta {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.plan-card .plan-meta span {
    background: rgba(30, 58, 95, 0.08);
    color: var(--navy);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

/* ----- Yatırım metni (ana sayfa) ----- */
.investment-block {
    max-width: 42rem;
    margin: 0 auto;
}

.investment-block h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: 1.25rem;
    color: var(--anthracite);
}

.investment-block .lead {
    font-size: 1.1rem;
    color: var(--text);
    line-height: 1.8;
}

/* ----- Blog kartı ----- */
.blog-card .card-img-top {
    height: 180px;
}

.blog-card .blog-meta {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

/* ----- Daire özellikleri listesi ----- */
.daire-ozellikler {
    list-style: none;
    padding-left: 0;
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.daire-ozellikler li {
    padding: 0.25rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.daire-ozellikler li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--navy);
    font-size: 0.5rem;
}

/* ----- CTA / Hakkımızda kutusu ----- */
.about-light {
    background: var(--light-bg-alt);
    border: 1px solid var(--light-border);
    border-radius: var(--radius);
    padding: 3rem 2rem;
}

/* ----- Footer ----- */
.footer-light {
    background: var(--light-bg-alt);
    border-top: 1px solid var(--light-border);
    color: var(--text);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.footer-light .footer-brand {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--navy);
}

.footer-light a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-light a:hover {
    color: var(--navy);
}

.footer-light .footer-heading {
    color: var(--anthracite);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.footer-light .copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
    border-top: 1px solid var(--light-border);
    padding-top: 1.5rem;
    margin-top: 2rem;
}

/* ----- Page Title (iç sayfalar: breadcrumb + başlık, hafif transparan arka plan) ----- */
.page-title-section {
    position: relative;
    padding: 2.5rem 0;
    background: linear-gradient(135deg, rgba(245, 246, 248, 0.95) 0%, rgba(232, 234, 237, 0.9) 100%);
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%231e3a5f' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"), linear-gradient(180deg, var(--light-bg-alt) 0%, #eef0f3 100%);
    border-bottom: 1px solid var(--light-border);
}

.page-title-section .breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.page-title-section .breadcrumb-item a {
    color: var(--text-muted);
    text-decoration: none;
}

.page-title-section .breadcrumb-item a:hover {
    color: var(--navy);
}

.page-title-section .breadcrumb-item.active {
    color: var(--anthracite);
}

.page-title-section .page-title-heading {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 600;
    color: var(--anthracite);
    margin: 0;
}

/* ----- Slider (Swiper) ----- */
.slider-hero {
    width: 100%;
    height: 85vh;
    min-height: 420px;
}

.slider-hero .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
}

.slider-hero .slide-overlay {
    background: linear-gradient(to right, rgba(30, 58, 95, 0.75) 0%, rgba(30, 58, 95, 0.4) 100%);
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    padding: 2rem;
}

.slider-hero .slide-content {
    position: relative;
    z-index: 2;
    max-width: 640px;
    color: #fff;
}

.slider-hero .slide-content h2 {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    margin-bottom: 1rem;
    color: #fff;
}

.slider-hero .slide-content p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin-bottom: 1.5rem;
}

.slider-hero .slide-content .btn {
    border-radius: var(--radius-sm);
    padding: 0.75rem 1.75rem;
    font-weight: 500;
}

.slider-hero .swiper-pagination-bullet {
    background: #fff;
    opacity: 0.6;
}

.slider-hero .swiper-pagination-bullet-active {
    opacity: 1;
    width: 24px;
    border-radius: 4px;
}

/* ----- Dinamik galeri (tab + lightbox) ----- */
.gallery-tabs .nav-link {
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.6rem 1.25rem;
    margin: 0 0.25rem;
    border: 1px solid var(--light-border);
    transition: all 0.2s;
}

.gallery-tabs .nav-link:hover {
    color: var(--navy);
    border-color: var(--navy);
    background: rgba(30, 58, 95, 0.04);
}

.gallery-tabs .nav-link.active {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
}

@media (max-width: 575.98px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

.gallery-item {
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Hakkımızda (slider altı) ----- */
.about-hero {
    padding: 4rem 0;
}

.about-hero .about-inner {
    max-width: 42rem;
    margin: 0 auto;
}

/* Bölümler arası boşluk (white space) ----- */
.section-spacious {
    padding: 4.5rem 0;
}

/* Yardımcı ----- */
.bg-light-alt { background-color: var(--light-bg-alt); }
.text-navy { color: var(--navy) !important; }
.text-anthracite { color: var(--anthracite) !important; }
.text-muted-light { color: var(--text-muted); }

/* Mobil */
@media (max-width: 767.98px) {
    .hero-light {
        min-height: auto;
        padding: 2.5rem 0;
    }
    .navbar-light-mode .navbar-collapse {
        background: var(--light-bg);
        padding: 1rem;
        border-radius: var(--radius-sm);
        margin-top: 0.5rem;
        border: 1px solid var(--light-border);
    }
}