:root {
    --primary: #FFB800; /* Asansör Sarı/Turuncu Rengi */
    --primary-hover: #E6A600;
    --dark-bg: #0A0A0B;
    --dark-surface: #141416;
    --dark-surface-2: #1E1E20;
    --text-main: #FFFFFF;
    --text-muted: #A0A0A5;
    --accent: #FF3B30;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

html { scroll-behavior: smooth; }

body {
    background-color: var(--dark-bg);
    color: var(--text-main);
    overflow-x: hidden;
    overscroll-behavior-y: none;
}

/* Navbar */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(1.5rem + env(safe-area-inset-top)) 5% 1.5rem 5%;
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
}

#navbar.scrolled {
    background: rgba(10, 10, 11, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    padding: calc(1rem + env(safe-area-inset-top)) 5% 1rem 5%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: var(--primary);
    font-size: 1.8rem;
}

.logo span { color: var(--primary); }

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

.nav-links a:hover { color: var(--primary); }

.nav-cta {
    background: var(--primary);
    color: #000;
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 184, 0, 0.4);
}

/* Hero Section */
.hero {
    height: 100dvh;
    min-height: 650px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 5%;
    background-image: url('assets/elevator_hero.png');
    background-color: var(--dark-surface-2);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(10,10,11,0.95) 0%, rgba(10,10,11,0.7) 60%, rgba(10,10,11,0.2) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin-top: env(safe-area-inset-top);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards 0.2s;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0,0,0,0.8);
}

.hero-title span { color: var(--primary); }

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 600px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    width: max-content;
}

.btn-primary {
    background: var(--primary);
    color: #000;
    box-shadow: 0 4px 20px rgba(255, 184, 0, 0.4);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
}

.hero-stats {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 0.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stat p {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Animations */
@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
.pulse { animation: pulse 2s infinite; }
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 184, 0, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(255, 184, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 184, 0, 0); }
}

/* Services */
.services { padding: 8rem 5%; background: var(--dark-bg); }
.section-header { text-align: center; margin-bottom: 5rem; }
.section-header h2 { font-size: 3rem; font-weight: 900; margin-bottom: 1rem; }
.highlight { color: var(--primary); }
.section-header p { color: var(--text-muted); font-size: 1.1rem; }

.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--dark-surface);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 40px rgba(255, 184, 0, 0.1);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 184, 0, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    margin: 0 auto 2rem;
}

.card h3 { font-size: 1.5rem; margin-bottom: 1rem; }
.card p { color: var(--text-muted); line-height: 1.6; }

/* Featured Card */
.card-featured { padding: 0; border: none; position: relative; overflow: hidden; }
.card-image-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-color: #333;
    background-size: cover; background-position: center;
}
.card-overlay {
    position: relative; z-index: 2; padding: 3rem 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.9), rgba(0,0,0,0.5));
    height: 100%; display: flex; flex-direction: column; justify-content: center; border-radius: 20px;
}

/* About Section */
.about-section { padding: 6rem 5%; background: var(--dark-surface-2); }
.about-container { display: flex; align-items: center; gap: 4rem; max-width: 1200px; margin: 0 auto; }
.about-text { flex: 1; }
.about-text h2 { font-size: 3rem; font-weight: 900; margin-bottom: 1.5rem; }
.about-text p { color: var(--text-muted); font-size: 1.1rem; line-height: 1.8; margin-bottom: 1.5rem; }

.about-features { list-style: none; margin-top: 2rem; }
.about-features li { font-size: 1.1rem; margin-bottom: 1rem; display: flex; align-items: center; gap: 1rem; }
.about-features li i { color: var(--primary); font-size: 1.3rem; }

.about-image { flex: 1; }
.placeholder-img {
    width: 100%; height: 400px; background: var(--dark-surface);
    border-radius: 20px; border: 2px solid rgba(255, 184, 0, 0.2);
    display: flex; justify-content: center; align-items: center;
    font-size: 5rem; color: var(--primary); box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

/* Regions Section */
.regions-section { padding: 6rem 5%; background: var(--dark-bg); }
.region-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem; max-width: 1000px; margin: 0 auto;
}
.region-item {
    background: var(--dark-surface); padding: 2rem; border-radius: 15px;
    text-align: center; border: 1px solid rgba(255, 255, 255, 0.05);
}
.region-item h3 { color: var(--primary); margin-bottom: 0.5rem; }
.region-item p { color: var(--text-muted); font-size: 0.9rem; }

/* FAQ Section */
.faq-section { padding: 6rem 5%; background: var(--dark-surface-2); }
.faq-container { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 1.5rem; }
.faq-item {
    background: var(--dark-surface); padding: 1.5rem 2rem;
    border-radius: 15px; border-left: 4px solid var(--primary);
}
.faq-item h4 { font-size: 1.2rem; margin-bottom: 0.8rem; }
.faq-item p { color: var(--text-muted); line-height: 1.6; }

/* CTA Section */
.cta-section {
    padding: 6rem 5%; text-align: center;
    background: linear-gradient(45deg, var(--dark-surface), var(--dark-bg));
    border-top: 1px solid rgba(255,184,0,0.2);
}
.cta-content h2 { font-size: 2.5rem; margin-bottom: 1rem; }
.cta-content p { color: var(--text-muted); margin-bottom: 3rem; font-size: 1.2rem; }

/* Footer */
footer { background: #050505; padding: 4rem 5% calc(2rem + env(safe-area-inset-bottom)); }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 3rem; flex-wrap: wrap; gap: 2rem; }
.footer-brand h3 { font-size: 1.5rem; color: var(--primary); margin-bottom: 0.5rem; }
.footer-brand p { color: var(--text-muted); }
.footer-social { display: flex; gap: 1rem; }
.footer-social a {
    width: 40px; height: 40px; border-radius: 50%; background: var(--dark-surface);
    color: white; display: flex; justify-content: center; align-items: center; text-decoration: none;
}
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, 0.1); color: var(--text-muted); }

/* Floating WA */
.floating-wa {
    position: fixed; bottom: calc(20px + env(safe-area-inset-bottom)); right: 20px;
    background-color: #25D366; color: white; width: 60px; height: 60px;
    border-radius: 50%; display: flex; justify-content: center; align-items: center;
    font-size: 2rem; box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 1000; text-decoration: none; animation: wa-pulse 2s infinite;
}

@keyframes wa-pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* RESPONSIVE PWA FIXES */
@media (max-width: 900px) {
    .about-container { flex-direction: column; text-align: center; }
    .about-features li { justify-content: center; }
}

@media (max-width: 768px) {
    .hero { padding-top: calc(90px + env(safe-area-inset-top)); min-height: 750px; }
    .hero-title { font-size: 2.6rem; }
    .hero-subtitle { font-size: 1rem; margin-bottom: 1.5rem; }
    .hero-stats { gap: 1rem; justify-content: center; }
    .hero-content { text-align: center; margin-top: 0; }
    .hero-buttons { justify-content: center; flex-direction: column; width: 100%; gap: 1rem; margin-bottom: 2.5rem; }
    .btn { width: 100%; padding: 0.9rem; font-size: 1.1rem; }
    .nav-links, .nav-cta { display: none; }
    .logo { width: 100%; justify-content: center; }
    #navbar { background: rgba(10, 10, 11, 0.95); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); padding: calc(1rem + env(safe-area-inset-top)) 5% 1rem 5%; }
    .section-header h2 { font-size: 2.2rem; }
    .cta-content h2 { font-size: 2rem; }
    .footer-content { flex-direction: column; text-align: center; }
}