/* ================================
   ARI İNŞAAT - Premium CSS
   Renk Paleti: Antrasit + Altın
================================ */

:root {
    --anthracite: #1C1C2E;
    --anthracite-light: #2E2E42;
    --anthracite-mid: #252538;
    --gold: #C9A84C;
    --gold-light: #E8C97A;
    --gold-dark: #A8893A;
    --white: #FFFFFF;
    --light-bg: #F8F7F5;
    --text-dark: #1A1A2E;
    --text-gray: #6B6B7B;
    --border: #E8E5E0;
    --concrete-gray: #8B8B8B;
    --shadow-gold: rgba(201, 168, 76, 0.2);
    --shadow-dark: rgba(28, 28, 46, 0.15);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-dark);
    background: var(--white);
    overflow-x: hidden;
}

/* ================================
   LOADING SCREEN
================================ */
#loading-screen {
    position: fixed;
    inset: 0;
    background: var(--anthracite);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

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

.loader-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
}

.loader-ari {
    display: block;
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: 0.5em;
    color: white;
    line-height: 1;
    animation: fadeInUp 0.8s ease both;
}

.loader-insaat {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.4em;
    color: var(--gold);
    animation: fadeInUp 0.8s 0.2s ease both;
}

.loader-bar {
    width: 200px;
    height: 2px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto 16px;
}

.loader-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 2px;
    animation: loadFill 1.8s ease forwards;
}

.loader-text {
    color: rgba(255,255,255,0.4);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

@keyframes loadFill {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ================================
   HEADER
================================ */
#main-header {
    background: transparent;
}

#main-header.scrolled {
    background: rgba(28, 28, 46, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

#main-header.light {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.header-logo-primary {
    color: white;
    transition: color 0.3s;
}

.header-logo-secondary {
    color: var(--gold);
    transition: color 0.3s;
}

#main-header.light .header-logo-primary { color: var(--anthracite); }
#main-header.light .header-logo-secondary { color: var(--gold-dark); }

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
    border-radius: 8px;
    transition: all 0.2s ease;
    position: relative;
    letter-spacing: 0.01em;
}

.nav-link:hover,
.nav-link.nav-active {
    color: var(--gold);
}

.nav-link.nav-active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 14px;
    right: 14px;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
}

#main-header.light .nav-link { color: var(--text-dark); }
#main-header.light .nav-link:hover { color: var(--gold-dark); }
#main-header.light .nav-link.nav-active { color: var(--gold-dark); }

.header-phone {
    color: rgba(255,255,255,0.7);
    font-size: 0.875rem;
}

#main-header.light .header-phone { color: var(--text-gray); }
#main-header.light .header-phone:hover { color: var(--anthracite); }

.header-mobile-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: white;
    border-radius: 2px;
    margin: 5px 0;
    transition: all 0.3s ease;
}

#main-header.light .header-mobile-btn span { background: var(--anthracite); }

.header-mobile-btn.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.header-mobile-btn.open span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.header-mobile-btn.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Menu */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mobile-menu.open {
    max-height: 600px;
}

.mobile-menu-inner {
    background: rgba(28, 28, 46, 0.98);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255,255,255,0.05);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 10px;
    transition: all 0.2s;
}

.mobile-nav-link:hover,
.mobile-nav-link.mobile-nav-active {
    background: rgba(201, 168, 76, 0.1);
    color: var(--gold);
}

/* ================================
   BUTTONS
================================ */
.btn-gold {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: white;
    font-weight: 700;
    border-radius: 10px;
    padding: 14px 28px;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px var(--shadow-gold);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-gold::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--shadow-gold);
}

.btn-gold:hover::before { opacity: 1; }

.btn-gold span { position: relative; z-index: 1; }

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    color: white;
    font-weight: 600;
    border-radius: 10px;
    padding: 13px 28px;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    border: 2px solid rgba(255,255,255,0.3);
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

.btn-outline-dark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    color: var(--anthracite);
    font-weight: 600;
    border-radius: 10px;
    padding: 13px 28px;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    border: 2px solid var(--border);
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-outline-dark:hover {
    border-color: var(--gold);
    color: var(--gold-dark);
    transform: translateY(-2px);
}

/* ================================
   SECTION LABELS
================================ */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.3);
    color: var(--gold-dark);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-label::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--anthracite);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.section-title .highlight {
    color: var(--gold-dark);
    position: relative;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-gray);
    line-height: 1.7;
    max-width: 56ch;
}

.section-divider {
    width: 56px;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 3px;
    margin: 16px 0 24px;
}

/* ================================
   HERO SECTION
================================ */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #0D0D1A 0%, #1C1C2E 40%, #252538 70%, #1E1E30 100%);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(201, 168, 76, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(201, 168, 76, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(201, 168, 76, 0.15);
    border: 1px solid rgba(201, 168, 76, 0.35);
    color: var(--gold-light);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 7px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900;
    color: white;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.hero-title .gold-text {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 48ch;
}

.hero-stats {
    display: flex;
    gap: 28px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.hero-stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--gold);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
    letter-spacing: 0.05em;
}

#wall-canvas-container {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: 16px;
    overflow: hidden;
}

#wall-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.canvas-glow {
    position: absolute;
    inset: 0;
    border-radius: 16px;
    box-shadow: inset 0 0 60px rgba(201, 168, 76, 0.08);
    pointer-events: none;
}

/* ================================
   STATS SECTION
================================ */
.stats-section {
    background: var(--anthracite);
    padding: 60px 0;
}

.stat-card {
    text-align: center;
    padding: 32px 20px;
    border-right: 1px solid rgba(255,255,255,0.06);
    position: relative;
}

.stat-card:last-child { border-right: none; }

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--gold);
    line-height: 1;
    letter-spacing: -0.02em;
}

.stat-suffix {
    font-size: 2rem;
    font-weight: 900;
    color: var(--gold-light);
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
    margin-top: 8px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 500;
}

/* ================================
   SERVICE CARDS
================================ */
.service-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 28px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    border-color: transparent;
    box-shadow: 0 20px 60px rgba(28, 28, 46, 0.12);
    transform: translateY(-6px);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.1), rgba(201, 168, 76, 0.2));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--gold-dark);
    transition: all 0.3s;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: white;
}

.service-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--anthracite);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.service-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* ================================
   WHY US SECTION
================================ */
.why-card {
    display: flex;
    gap: 20px;
    padding: 28px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.why-card:hover {
    border-color: rgba(201, 168, 76, 0.3);
    box-shadow: 0 10px 40px rgba(28, 28, 46, 0.08);
    transform: translateX(6px);
}

.why-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.12), rgba(201, 168, 76, 0.22));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-dark);
}

.why-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--anthracite);
    margin-bottom: 6px;
}

.why-desc {
    font-size: 0.875rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* ================================
   PROCESS SECTION
================================ */
.process-step {
    text-align: center;
    padding: 28px 20px;
    position: relative;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 32px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, rgba(201,168,76,0.4), rgba(201,168,76,0.1));
    z-index: 0;
}

.process-step:last-child::after { display: none; }

.process-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: white;
    font-size: 1.5rem;
    font-weight: 900;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    position: relative;
    z-index: 1;
    box-shadow: 0 8px 24px var(--shadow-gold);
}

.process-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--anthracite);
    margin-bottom: 8px;
}

.process-desc {
    font-size: 0.85rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* ================================
   GALLERY SECTION
================================ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
    background: var(--border);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(28, 28, 46, 0.85) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-end;
    padding: 20px;
}

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

.gallery-zoom-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.7);
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--anthracite);
}

.gallery-item:hover .gallery-zoom-icon {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* ================================
   LIGHTBOX
================================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 20px;
}

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

.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.open .lightbox-img { transform: scale(1); }

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1.5rem;
    line-height: 1;
}

.lightbox-close:hover {
    background: rgba(201, 168, 76, 0.3);
    border-color: var(--gold);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
}

.lightbox-nav:hover { background: rgba(201, 168, 76, 0.3); border-color: var(--gold); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

/* ================================
   CTA SECTION
================================ */
.cta-section {
    background: linear-gradient(135deg, var(--anthracite) 0%, var(--anthracite-mid) 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(201, 168, 76, 0.1) 0%, transparent 60%),
                radial-gradient(circle at 70% 50%, rgba(201, 168, 76, 0.06) 0%, transparent 40%);
}

/* ================================
   CONTACT FORM
================================ */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--anthracite);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: 12px;
    font-size: 0.9375rem;
    color: var(--text-dark);
    background: white;
    transition: all 0.2s ease;
    font-family: inherit;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 4px rgba(201, 168, 76, 0.1);
}

.form-textarea { resize: vertical; min-height: 130px; }

.form-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: white;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
    font-family: inherit;
    box-shadow: 0 6px 24px var(--shadow-gold);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--shadow-gold);
}

.form-submit:active { transform: translateY(0); }

/* ================================
   CONTACT INFO CARDS
================================ */
.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    border-color: rgba(201, 168, 76, 0.3);
    box-shadow: 0 8px 30px rgba(28, 28, 46, 0.08);
    transform: translateY(-2px);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.12), rgba(201, 168, 76, 0.22));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-dark);
}

/* ================================
   FOOTER
================================ */
.footer-section {
    background: var(--anthracite);
    position: relative;
}

.footer-wave {
    line-height: 0;
    margin-top: -1px;
    background: var(--light-bg);
}

.footer-wave svg { display: block; }

.footer-main { background: var(--anthracite); }

.footer-bottom {
    background: rgba(0,0,0,0.3);
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-icon-wrap {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.06);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s;
}

.footer-link {
    display: block;
    color: rgba(255,255,255,0.55);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    padding: 2px 0;
}

.footer-link:hover {
    color: var(--gold);
    transform: translateX(4px);
}

/* ================================
   WHATSAPP FLOAT
================================ */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    z-index: 999;
    text-decoration: none;
}

.whatsapp-inner {
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.whatsapp-float:hover .whatsapp-inner {
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(37, 211, 102, 0.4);
    animation: whatsappPulse 2.5s ease-out infinite;
    z-index: 1;
}

@keyframes whatsappPulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.8); opacity: 0; }
}

/* ================================
   BACK TO TOP
================================ */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--anthracite);
    color: var(--gold);
    border: 1px solid rgba(201, 168, 76, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 998;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.back-to-top:hover {
    background: var(--gold);
    color: white;
    transform: translateY(-3px);
}

/* ================================
   PAGE HERO (İç Sayfalar)
================================ */
.page-hero {
    background: linear-gradient(135deg, var(--anthracite) 0%, var(--anthracite-mid) 100%);
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 60px 60px;
}

.page-hero::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.page-hero-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: white;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
}

.breadcrumb a { color: rgba(255,255,255,0.6); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { color: rgba(255,255,255,0.25); }
.breadcrumb .current { color: var(--gold); }

/* ================================
   HAKKIMIZDA SAYFASI
================================ */
.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.about-feature:last-child { border-bottom: none; }

.about-feature-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.value-card {
    text-align: center;
    padding: 36px 28px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.value-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(28, 28, 46, 0.1);
}

.value-card:hover::after { transform: scaleX(1); }

.value-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.1), rgba(201, 168, 76, 0.2));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--gold-dark);
    font-size: 1.75rem;
    transition: all 0.3s;
}

.value-card:hover .value-icon {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: white;
}

/* ================================
   HİZMET SAYFASI
================================ */
.service-detail-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
}

.service-detail-card:hover {
    border-color: transparent;
    box-shadow: 0 24px 60px rgba(28, 28, 46, 0.12);
    transform: translateY(-8px);
}

.service-detail-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-detail-card:hover .service-detail-img { transform: scale(1.05); }

.service-detail-content {
    padding: 28px;
}

.service-detail-number {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

.service-detail-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--anthracite);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.service-detail-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.7;
}

.service-list-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
    color: var(--text-dark);
}

.service-list-item:last-child { border-bottom: none; }

.service-list-item::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ================================
   SCROLL REVEAL
================================ */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-32px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(32px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-delay-1 { transition-delay: 0.1s !important; }
.reveal-delay-2 { transition-delay: 0.2s !important; }
.reveal-delay-3 { transition-delay: 0.3s !important; }
.reveal-delay-4 { transition-delay: 0.4s !important; }

/* ================================
   ANIMATIONS
================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.animate-float { animation: float 6s ease-in-out infinite; }

/* ================================
   RESPONSIVE
================================ */
@media (max-width: 1024px) {
    .hero-stats { gap: 20px; }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2rem; }
    .section-title { font-size: 1.8rem; }
    .hero-stats { flex-wrap: wrap; gap: 16px; }
    .process-step::after { display: none; }
    .stat-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.06); }
    .stat-card:last-child { border-bottom: none; }
    .whatsapp-float { bottom: 20px; right: 20px; }
    .back-to-top { bottom: 92px; right: 22px; }
}

@media (max-width: 480px) {
    .hero-stats { display: grid; grid-template-columns: 1fr 1fr; }
    .btn-gold, .btn-outline { padding: 12px 20px; font-size: 0.875rem; }
}

/* ================================
   UTILITY
================================ */
.text-balance { text-wrap: balance; }

.img-hover-zoom {
    overflow: hidden;
    border-radius: inherit;
}

.img-hover-zoom img {
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.img-hover-zoom:hover img { transform: scale(1.06); }

.gold-line {
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 3px;
}

/* Map */
.map-container {
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid var(--border);
}

/* Testimonial (opsiyonel) */
.testimonial-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 4rem;
    font-family: Georgia, serif;
    color: rgba(201, 168, 76, 0.2);
    line-height: 1;
}

/* Selection color */
::selection {
    background: rgba(201, 168, 76, 0.25);
    color: var(--anthracite);
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f1f1f1; }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold-dark); }