/* 
 * BOZTAŞ GRUP - CSS STYLESHEET
 * Premium & Luxury Construction Theme
 */

:root {
    /* Colors derived from Logo */
    --color-gold: #C2B280;
    /* Elegant sand/gold */
    --color-gold-light: #d6cda7;
    --color-gold-dark: #a89862;
    --color-black: #1A1A1A;
    /* Charcoal black */
    --color-dark: #2C2C2C;
    --color-white: #FFFFFF;
    --color-light: #F8F9FA;
    --color-gray: #6C757D;
    --color-gray-light: #E9ECEF;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    /* Luxury headings */
    --font-body: 'Outfit', sans-serif;
    /* Clean readable text */

    /* Layout */
    --container-width: 1200px;
    --header-height: 90px;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

    /* Shadows */
    --shadow-sm: 0 5px 15px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   RESET & BASICS
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-body);
    color: var(--color-dark);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-black);
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

.section {
    padding: clamp(3rem, 8vw, 6rem) 0;
}

.bg-light {
    background-color: var(--color-light);
}

.text-center {
    text-align: center;
}

.gold-text {
    color: var(--color-gold);
}

/* ==========================================================================
   TYPOGRAPHY UTILS
   ========================================================================== */
.section-badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--color-gold);
    text-transform: uppercase;
    margin-bottom: 1rem;
    position: relative;
    padding-left: 40px;
}

.section-badge::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 2px;
    background-color: var(--color-gold);
}

.text-center .section-badge {
    padding-left: 0;
}

.text-center .section-badge::before {
    display: none;
}

.section-title {
    font-size: clamp(1.6rem, 4.5vw, 2.5rem);
    margin-bottom: 1.5rem;
}

.section-desc {
    font-size: clamp(0.95rem, 2.5vw, 1.1rem);
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-fast);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-white);
    border-color: var(--color-gold);
}

.btn-primary:hover {
    background-color: var(--color-gold-dark);
    border-color: var(--color-gold-dark);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-outline-gold {
    background-color: transparent;
    color: var(--color-gold);
    border-color: var(--color-gold);
}

.btn-outline-gold:hover {
    background-color: var(--color-gold);
    color: var(--color-white);
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   HEADER / NAVBAR
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: transparent;
    z-index: 1000;
    transition: var(--transition-fast);
}

.header.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    height: 80px;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.header-logo {
    max-height: 50px;
    width: auto;
    display: block;
    transition: var(--transition-fast);
}

.header.scrolled .header-logo {
    max-height: 45px;
}

/* Logo iki katman: alt katman orijinal (renkli sembol + siyah yazı),
   üst katman ise sadece yazı kısmı beyaz olacak şekilde kırpılmış. */
.header-logo-stack {
    position: relative;
    display: inline-block;
    line-height: 0;
}

.header-logo-white {
    position: absolute;
    top: 0;
    left: 0;
    /* Yazıları beyaza çevir */
    filter: brightness(0) invert(1);
    /* Soldaki sembolü kırp, yalnızca sağdaki yazıyı beyaz göster */
    clip-path: inset(0 0 0 20%);
    transition: opacity 0.3s ease;
}

/* Aşağı kaydırınca beyaz yazı katmanı gizlenir, orijinal siyah yazı görünür */
.header.scrolled .header-logo-white {
    opacity: 0;
}

.nav-list {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-weight: 500;
    color: var(--color-white);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-gold);
    transition: var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

.header.scrolled .nav-link {
    color: var(--color-black);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--color-white);
    cursor: pointer;
}

.header.scrolled .mobile-menu-btn {
    color: var(--color-black);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('boztas-coz/9.webp');
    background-size: cover;
    background-position: center;
    transform: scale(1);
    transform-origin: center center;
    will-change: transform;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Katmanlı karartma: alttan yukarı güçlü gradient + sol-alta diagonal
       koyulaşma. Yazının olduğu bölge sakinleşir, sağ üstteki bina havada kalır. */
    background:
        linear-gradient(to top, rgba(0, 0, 0, 0.82) 0%, rgba(0, 0, 0, 0.25) 55%, rgba(0, 0, 0, 0.1) 100%),
        linear-gradient(105deg, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.35) 42%, rgba(0, 0, 0, 0) 72%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-title {
    font-size: clamp(2rem, 8vw, 4.5rem);
    color: var(--color-white);
    margin-bottom: 1.5rem;
    /* Meşgul arka plana karşı okunabilirliği kilitler */
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.35);
}

.hero-subtitle {
    font-size: clamp(0.95rem, 3vw, 1.25rem);
    color: var(--color-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
    font-weight: 300;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--color-gray);
    font-size: 1.1rem;
}

.about-quote {
    border-left: 3px solid var(--color-gold);
    padding-left: 1rem;
    margin-top: 1.5rem;
    font-style: italic;
    color: var(--color-gray);
}

.stats-row {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    border-top: 1px solid var(--color-gray-light);
    padding-top: 2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 5vw, 2.5rem);
    font-weight: 700;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-dark);
    text-transform: uppercase;
}

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.projects-grid.extra-projects {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    overflow: hidden;
    transition: max-height 0.8s ease, opacity 0.6s ease, margin-top 0.6s ease;
}

.projects-grid.extra-projects.expanded {
    max-height: 3000px;
    opacity: 1;
    margin-top: 2rem;
}

.project-card {
    display: block;
    position: relative;
    height: 350px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
}

.project-card-static {
    cursor: default;
}

.project-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.project-card:hover .project-bg-img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    transition: background-color 0.5s ease;
    z-index: 1;
}

.project-card:hover .project-overlay {
    background-color: rgba(0, 0, 0, 0.4);
}

.project-status {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-white);
    z-index: 3;
    box-shadow: var(--shadow-sm);
}

.status-sale {
    background-color: #28a745;
}

.status-completed {
    background-color: var(--color-black);
}

.status-demand {
    background-color: #17a2b8;
}

.project-info-hover {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    padding: 1rem;
    transform: translateY(100%);
    transition: transform 0.25s ease-out;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.project-card:hover .project-info-hover {
    transform: translateY(0);
}

.project-info-hover .project-name {
    color: var(--color-white);
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0;
}

.gold-divider {
    height: 2px;
    width: 40px;
    background-color: var(--color-gold);
}

.project-info-hover .project-features {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-info-hover .project-features span {
    color: var(--color-gold);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.projects-more {
    margin-top: 3rem;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section {
    background-color: var(--color-light);
    color: var(--color-dark);
}

.contact-section .container {
    max-width: 1240px;
}

.contact-section .section-title {
    color: var(--color-black);
}

.contact-section p {
    color: var(--color-gray);
    margin-bottom: 2rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-map {
    margin-bottom: 2rem;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.contact-map iframe {
    width: 100%;
    height: 440px;
    border: 0;
    display: block;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.icon-box {
    width: 50px;
    height: 50px;
    background-color: rgba(194, 178, 128, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item h4 {
    color: var(--color-black);
    margin-bottom: 0.25rem;
    font-family: var(--font-body);
}

.contact-item p {
    margin-bottom: 0;
    color: var(--color-gray);
}

.contact-form-wrapper {
    background-color: var(--color-white);
    padding: clamp(1.5rem, 4vw, 3rem);
    border-radius: 8px;
    color: var(--color-dark);
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-size: clamp(1.4rem, 3.5vw, 1.8rem);
    margin-bottom: 2rem;
    color: var(--color-black);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-gray-light);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: var(--color-light);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    background-color: var(--color-white);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.form-checkbox input {
    margin-top: 0.3rem;
}

.form-checkbox label {
    font-size: 0.85rem;
    color: var(--color-gray);
    margin-bottom: 0;
}

.form-checkbox a {
    color: var(--color-gold);
    text-decoration: underline;
}

/* Honeypot alanı - kullanıcıdan gizli, botlar için tuzak */
.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Form başarı / hata mesaj kutusu */
.form-alert {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.4;
}
.form-alert i {
    font-size: 1.3rem;
    flex-shrink: 0;
}
.form-alert-success {
    background-color: #e6f4ea;
    color: #1e7e34;
    border: 1px solid #b7dfc3;
}
.form-alert-error {
    background-color: #fdecea;
    color: #b02a37;
    border: 1px solid #f5c2c7;
}

/* ==========================================================================
   PAGE HERO (Hakkımızda / İletişim / Proje Detay üst başlık bandı)
   ========================================================================== */
.page-hero {
    padding: calc(var(--header-height) + 3rem) 0 3rem;
    background-color: var(--color-light);
    text-align: center;
}

.page-hero .section-badge {
    padding-left: 0;
}

.page-hero .section-badge::before {
    display: none;
}

.page-hero .section-title {
    margin-bottom: 0;
}

/* ==========================================================================
   PROJE DETAY SAYFASI
   ========================================================================== */
.project-detail-status {
    position: static;
    display: inline-block;
    margin-bottom: 1rem;
    box-shadow: none;
}

.project-detail-loc {
    color: var(--color-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

.project-detail-loc i {
    color: var(--color-gold);
}

.project-detail-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 4rem;
}

.project-detail-main p {
    color: var(--color-gray);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.project-detail-placeholder {
    font-style: italic;
}

.project-feature-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem 1.5rem;
    margin-bottom: 2rem;
}

.project-feature-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-dark);
}

.project-feature-list i {
    color: var(--color-gold);
}

.project-detail-card {
    background-color: var(--color-light);
    border-radius: 8px;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.project-detail-card h3 {
    margin-bottom: 0.75rem;
}

.project-detail-card p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

.project-detail-back {
    margin-top: 1rem;
}

.project-not-found {
    padding-top: calc(var(--header-height) + 3rem);
}

.project-not-found .section-title {
    margin: 1rem 0;
}

.project-not-found .section-desc {
    margin-bottom: 2rem;
}

/* ==========================================================================
   PROJE GALERİSİ (Bento grid + Lightbox)
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 190px;
    grid-auto-flow: dense;
    gap: 1rem;
}

.gallery-item {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    padding: 0;
    border: none;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    background: none;
    font: inherit;
}

.gallery-item-large {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item-zoom {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(26, 26, 26, 0.35);
    color: var(--color-white);
    font-size: 1.6rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-item-zoom {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background-color: rgba(10, 10, 10, 0.95);
    opacity: 0;
    transition: opacity 0.25s ease;
    padding: 2rem;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-stage {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 85vw;
    max-height: 85vh;
}

.lightbox-image {
    max-width: 85vw;
    max-height: 78vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
}

.lightbox-counter {
    margin-top: 1rem;
    color: var(--color-gray-light);
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.lightbox-close,
.lightbox-nav {
    background-color: rgba(255, 255, 255, 0.08);
    border: none;
    color: var(--color-white);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    cursor: pointer;
    transition: background-color 0.25s ease, color 0.25s ease;
    flex-shrink: 0;
}

.lightbox-close:hover,
.lightbox-nav:hover {
    background-color: var(--color-gold);
    color: var(--color-black);
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background-color: #111;
    color: var(--color-gray-light);
    padding-top: 5rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.footer-logo-img {
    max-height: 65px;
    width: auto;
    display: block;
}

/* Footer logosu: alt katman orijinal (renkli sembol), üst katman sadece
   yazı kısmı beyaz olacak şekilde kırpılmış. */
.footer-logo-stack {
    position: relative;
    display: inline-block;
    line-height: 0;
    margin-bottom: 1rem;
}

.footer-logo-white {
    position: absolute;
    top: 0;
    left: 0;
    /* Yazıları beyaza çevir */
    filter: brightness(0) invert(1);
    /* Soldaki sembolü kırp, yalnızca sağdaki yazıyı beyaz göster */
    clip-path: inset(0 0 0 20%);
}

.footer-desc {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.2rem;
}

.social-links a:hover {
    background-color: var(--color-gold);
}

.footer h4 {
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-gold);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a:hover {
    color: var(--color-gold);
    padding-left: 5px;
}

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    font-size: 0.95rem;
}

.phone-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.footer-contact i {
    color: var(--color-gold);
    font-size: 1.2rem;
    margin-top: 2px;
}

.footer-bottom {
    background-color: #0a0a0a;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-gray);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a:hover {
    color: var(--color-gold);
}

/* ==========================================================================
   UTILITIES & ANIMATIONS
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    transition: transform 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    color: white;
}

.phone-float {
    position: fixed;
    bottom: 100px;
    right: 30px;
    background-color: var(--color-gold);
    color: var(--color-white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.phone-float:hover {
    transform: scale(1.1);
    color: var(--color-white);
    background-color: var(--color-gold-dark);
}

/* Scroll Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    will-change: opacity, transform; /* Donanım hızlandırması ile kasmayı tamamen engeller */
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}

/* ==========================================================================
   RESPONSIVE (Mobile & Tablet)
   ========================================================================== */
/* Projeler yatay kaydırma ipucu (yalnızca mobilde görünür) */
.scroll-hint {
    display: none;
}

@keyframes hintSlide {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(5px); }
}

/* --- Tablet --- */
@media (max-width: 992px) {
    .about-grid,
    .contact-grid,
    .project-detail-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .project-detail-card {
        position: static;
    }

    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 160px;
    }

    .about-image-wrapper {
        order: -1;
    }

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

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

/* --- Mobil (telefon) : sade & küçük --- */
@media (max-width: 768px) {
    /* Genel: rem tabanlı boşluklar bir tık küçülsün (clamp'ler zaten akışkan) */
    html {
        font-size: 15px;
    }

    .section-title {
        margin-bottom: 1rem;
    }

    .section-desc {
        margin-bottom: 2rem;
    }

    .section-badge {
        margin-bottom: 0.75rem;
    }

    /* Header: alçak ve küçük logo */
    :root {
        --header-height: 70px;
    }

    .header {
        height: 70px;
    }

    .header.scrolled {
        height: 64px;
    }

    .header-logo {
        max-height: 38px;
    }

    .header.scrolled .header-logo {
        max-height: 34px;
    }

    .header .header-action {
        display: none;
    }

    .header .mobile-menu-btn {
        display: block;
    }

    /* Mobil menü: yumuşak açılış + şık panel */
    .header .nav-list {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        gap: 0;
        box-shadow: 0 14px 28px rgba(0, 0, 0, 0.14);
        border-top: 2px solid var(--color-gold);
        /* Yumuşak aç/kapa */
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        transform: translateY(-10px);
        transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                    opacity 0.3s ease,
                    transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
        padding: 0;
    }

    .header .nav-list.active {
        max-height: 340px;
        opacity: 1;
        transform: translateY(0);
        padding: 0.5rem 0;
    }

    .header .nav-link {
        color: var(--color-black);
        padding: 1rem 1.5rem;
        display: block;
        width: 100%;
        font-size: 1rem;
        font-weight: 500;
        border-left: 3px solid transparent;
        transition: background-color 0.2s ease, border-color 0.2s ease,
                    color 0.2s ease, padding-left 0.2s ease;
    }

    .header .nav-list li:not(:last-child) .nav-link {
        border-bottom: 1px solid var(--color-gray-light);
    }

    .header .nav-link:hover,
    .header .nav-link:active {
        background-color: var(--color-light);
        border-left-color: var(--color-gold);
        color: var(--color-gold-dark);
        padding-left: 1.75rem;
    }

    .header .nav-link::after {
        display: none;
    }

    /* Hero: kısa ve butonlar alt alta */
    .hero {
        height: 88vh;
        min-height: 540px;
    }

    .hero-title {
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        margin-bottom: 1.75rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

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

    .btn-lg {
        padding: 0.85rem 1.5rem;
        font-size: 1rem;
    }

    /* Detay Sayfaları Minimalist Mobil Görünüm */
    .about-grid,
    .project-detail-grid {
        gap: 1.5rem !important; /* Mobilde boşluklar daha kompakt (minimalist) olacak */
    }

    .project-detail-section {
        padding: 3rem 0; /* Mobilde dikey dolgu azaltıldı */
    }

    /* Hakkımızda */
    .about-text p {
        font-size: 1rem;
    }

    .stats-row {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1.25rem 2rem;
        margin-top: 2rem;
        padding-top: 1.5rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .experience-badge {
        padding: 0.9rem 1rem;
        bottom: -14px;
        right: 10px;
        gap: 0.6rem;
    }

    .experience-badge i {
        font-size: 1.8rem;
    }

    .experience-badge span {
        font-size: 0.9rem;
    }

    /* Projeler: yatay kaydırmalı vitrin, sonraki kartın ucu görünür */
    .projects-grid {
        display: flex;
        gap: 1rem;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scroll-padding-left: 1.25rem;
        padding-bottom: 0.5rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .projects-grid::-webkit-scrollbar {
        display: none;
    }

    .project-card {
        flex: 0 0 82%;
        height: 300px;
        scroll-snap-align: center;
    }

    /* Açılan ekstra vitrin de yatay kaydırılabilsin (overflow:hidden'ı ez) */
    .projects-grid.extra-projects.expanded {
        overflow-x: auto;
        overflow-y: hidden;
    }

    .project-info-hover {
        transform: translateY(0);
        background-color: rgba(0, 0, 0, 0.75);
        padding: 0.85rem 1rem;
    }

    .project-info-hover .project-name {
        font-size: 1rem;
    }

    .project-info-hover .project-features span {
        font-size: 0.75rem;
    }

    /* Galeri: dar ekranda 2 sütun, büyük kare kaldırılır */
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 150px;
    }

    .gallery-item-large {
        grid-column: span 2;
        grid-row: span 1;
    }

    .lightbox {
        padding: 1rem;
        gap: 0.5rem;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .lightbox-close {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }

    /* Kaydırma ipucu */
    .scroll-hint {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.4rem;
        margin-top: 0.9rem;
        color: var(--color-gray);
        font-size: 0.8rem;
        letter-spacing: 1px;
        text-transform: uppercase;
    }

    .scroll-hint i {
        color: var(--color-gold);
        font-size: 1.2rem;
        animation: hintSlide 1.5s ease-in-out infinite;
    }

    /* İletişim */
    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form h3 {
        margin-bottom: 1.5rem;
    }

    .contact-item {
        gap: 1rem;
    }

    .icon-box {
        width: 44px;
        height: 44px;
        font-size: 1.25rem;
    }

    /* Footer: marka üstte tam genişlik, alt başlıklar 2 sütun yan yana */
    .footer {
        padding-top: 3rem;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 2.25rem 1.5rem;
        margin-bottom: 2.5rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer h4 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .footer-bottom .container {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }

    /* Yüzen butonlar: küçült ve köşeye yasla */
    .whatsapp-float,
    .phone-float {
        width: 48px;
        height: 48px;
        right: 16px;
    }

    .whatsapp-float {
        bottom: 16px;
    }

    .phone-float {
        bottom: 74px;
        font-size: 1.5rem;
    }

    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }
}

/* --- Sadece çok dar ekranlar: footer alt başlıkları da alt alta --- */
@media (max-width: 360px) {
    .footer-inner {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   PROJE DETAY SAYFASI (proje.php) ÖZEL STİLLERİ
   ========================================================================== */
.project-hero {
    position: relative;
    height: 70vh;
    min-height: 500px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 0;
}

.project-hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.4) 100%);
    z-index: 1;
}

.project-hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
}

.project-hero-title {
    color: var(--color-white);
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.project-hero-loc {
    font-size: 1.2rem;
    color: var(--color-white);
    opacity: 0.9;
}

.badge-light {
    color: var(--color-white);
}
.badge-light::before {
    background-color: var(--color-white);
}

/* Detay İçerik */
.project-detail-section {
    padding: 5rem 0;
}

.project-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

@media (max-width: 992px) {
    .project-detail-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.project-desc-content p {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.project-features-wrap {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-light);
}

.features-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.project-feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}
.project-feature-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.05rem;
}
.project-feature-list li i {
    color: var(--color-gold);
    font-size: 1.2rem;
}

/* İletişim Kartı */
.project-detail-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 120px;
    text-align: center;
    border: 1px solid var(--color-gray-light);
}

.card-icon {
    width: 60px; height: 60px;
    background: var(--color-gold);
    color: var(--color-white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 1.5rem;
}

.project-detail-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.project-detail-card p {
    color: var(--color-gray);
    margin-bottom: 2rem;
}

.card-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.btn-outline-dark {
    background: transparent;
    border: 2px solid var(--color-dark);
    color: var(--color-dark);
}
.btn-outline-dark:hover {
    background: var(--color-dark);
    color: var(--color-white);
}