:root {
    --bg-color: #FDFBF9;
    --bg-dark: #F4F1EE;
    --text-main: #2A2A2A;
    --text-light: #5A5A5A;
    --text-muted: #888888;
    --primary-red: #630D0D;
    --red-hover: #4a0909;
    --gold: #C9A050;
    --gold-light: #d4b574;
    --gold-dark: #967537;
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;
    --transition: all 0.4s ease;
    --transition-slow: all 0.8s ease;
}

.style-bg-fallback {
    background-color: #FDFBF9;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    min-height: 100%;
}

.card-bg,
.concept-world-bg,
.bts-card,
.visual-img {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 350px;
    width: 100%;
    display: block;
}

/* Ensure ALL background images fallback natively strictly */
div[style*="background-image"],
section[style*="background-image"],
header[style*="background-image"] {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.7;
}


h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 400;
}

h1 {
    font-size: 5rem; /* Daha büyük ve iddialı */
    line-height: 1.05;
    margin-bottom: 1.5rem;
    letter-spacing: -1.5px; /* Büyük metinlerde sıkılık */
}

h2 {
    font-size: 3.8rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

h3 {
    font-size: 2.2rem;
    letter-spacing: -0.5px;
}

p {
    font-weight: 300;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    letter-spacing: 0.3px; /* Gövde metinlerinde okunabilirlik */
}

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

.text-light {
    color: #f9f9f9 !important;
}

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

/* Typographic accents */
i {
    font-style: italic;
}

.section-subtitle {
    color: var(--gold);
    font-family: var(--font-body);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    margin-bottom: 1rem;
    display: block;
}

/* Nav */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(253, 251, 249, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.logo span {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    letter-spacing: 2px;
    line-height: 1;
    color: var(--text-main);
}

.logo .logo-sub {
    font-family: var(--font-body);
    font-size: 0.6rem;
    letter-spacing: 5px;
    color: var(--gold);
    font-weight: 500;
    margin-top: 6px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-main);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 400;
}

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

.btn-primary {
    border: 1px solid var(--primary-red);
    padding: 0.7rem 1.8rem;
    color: var(--primary-red) !important;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--primary-red);
    color: #fff !important;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
    text-align: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Etkileyici bir lüks davet fotoğrafı arka planı */
    background-image: url('https://images.unsplash.com/photo-1519225421980-715cb0215aed?auto=format&fit=crop&q=80&w=2070');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
    transform: scale(1.05);
    /* initial scale for slight animation on load/scroll */
}

.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(145, 60, 60, 0.1) 0%, transparent 60%);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(35, 35, 35, 0.3) 0%, rgba(35, 35, 35, 0.85) 100%);
    z-index: 1;
}

.hero-overlay-darker {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(10, 5, 5, 0.6) 0%, rgba(10, 5, 5, 0.95) 100%);
    z-index: 1;
}

.dark-red-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(145, 60, 60, 0.4) 0%, transparent 70%);
    z-index: 1;
    opacity: 0.8;
    mix-blend-mode: screen;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    color: #fff;
    margin-top: 5rem;
}

.dramatic-text {
    transform: scale(1.05);
    transition: transform 2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.hero.dramatic-hero:hover .dramatic-text {
    transform: scale(1);
}

.glow-text {
    text-shadow: 0 0 20px rgba(145, 60, 60, 0.9);
    letter-spacing: 6px !important;
}

.dramatic-title {
    font-size: 5.5rem;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
    margin-bottom: 2rem;
    color: #fff;
    line-height: 1.1;
    font-family: var(--font-heading);
}

.dramatic-desc {
    font-size: 1.35rem;
    color: #ddd;
    max-width: 700px;
    margin: 0 auto 4rem auto;
    line-height: 1.9;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.9);
    font-weight: 300;
}

.btn-glow {
    box-shadow: 0 0 30px rgba(74, 4, 4, 0.5); /* Şarap kırmızısı gölge */
    border: none;
    background: var(--primary-red);
    color: white;
    padding: 1.2rem 3.5rem;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: inline-block;
    cursor: pointer;
    transition: var(--transition);
}

.btn-glow:hover {
    box-shadow: 0 0 35px rgba(201, 160, 80, 0.6), 0 0 60px rgba(201, 160, 80, 0.2); /* Yumuşak Altın Parlama (Glow) */
    background: var(--bg-dark);
    color: var(--gold) !important;
    transform: scale(1.05);
}

/* Tüm buton tipleri için ortak yumuşak altın parlama hover efekti */
a[class*="btn-"]:hover, button[class*="btn-"]:hover {
    box-shadow: 0 0 25px rgba(201, 160, 80, 0.4);
}

.hero-content h1 {
    color: #fff;
    text-shadow: 0 5px 30px rgba(0, 0, 0, 0.5);
    font-size: 5rem;
}

.hero-content p {
    color: #e0e0e0;
    font-size: 1.2rem;
    margin-bottom: 3.5rem;
    letter-spacing: 0.5px;
    line-height: 1.8;
}

.btn-large {
    display: inline-block;
    background: var(--primary-red);
    color: #fff;
    padding: 1.2rem 3.5rem;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid var(--primary-red);
    transition: var(--transition);
}

.btn-large:hover {
    background: #fff;
    border-color: #fff;
    color: var(--primary-red);
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
}

/* About Section */
.about-section {
    padding: 10rem 10%;
    background: var(--bg-color);
}

.about-container {
    display: flex;
    gap: 6rem;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-visual {
    flex: 1;
    position: relative;
    height: 600px;
}

.visual-img {
    position: absolute;
    background-size: cover;
    background-position: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.main-img {
    width: 75%;
    height: 85%;
    top: 0;
    left: 0;
    z-index: 2;
    background-image: url('https://images.unsplash.com/photo-1544928147-79a2dbc1f389?auto=format&fit=crop&q=80&w=800');
}

.offset-img {
    width: 60%;
    height: 75%;
    bottom: -30px;
    right: 0;
    z-index: 1;
    background-image: url('https://images.unsplash.com/photo-1469334031218-e382a71b716b?auto=format&fit=crop&q=80&w=800');
}

.signature {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-size: 3rem;
    color: var(--gold);
    margin-top: 2.5rem;
    opacity: 0.8;
}

/* Expertise / Services Grid */
.expertise-section {
    padding: 10rem 5%;
    background: var(--bg-color);
    text-align: center;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 5rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.expertise-card {
    position: relative;
    height: 550px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    cursor: pointer;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 1.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 1;
}

.expertise-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.1) 60%);
    z-index: 2;
    transition: background 0.5s ease;
}

.expertise-card:hover .card-bg {
    transform: scale(1.08);
}

.expertise-card:hover::after {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.98) 0%, rgba(0, 0, 0, 0.3) 60%);
}

.card-content {
    position: relative;
    z-index: 3;
    padding: 3rem;
    text-align: left;
    color: #fff;
    width: 100%;
    transform: translateY(20px);
    transition: var(--transition);
}

.expertise-card:hover .card-content {
    transform: translateY(0);
}

.card-content h3 {
    color: #fff;
    font-size: 2.2rem;
    margin-bottom: 0.8rem;
}

.card-content p {
    color: #e0e0e0;
    margin-bottom: 2rem;
    font-size: 0.95rem;
    line-height: 1.8;
}

.link-btn {
    color: var(--gold);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 3px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.link-btn i {
    transition: transform 0.3s;
}

.expertise-card:hover .link-btn i {
    transform: translateX(8px);
}

/* Concept Worlds / Photography Section */
.concept-worlds-section {
    width: 100%;
    overflow: hidden;
    background: var(--bg-dark);
    color: #fff;
}

.concept-worlds-header {
    padding: 8rem 5% 4rem;
    max-width: 800px;
    margin: auto;
}

.concept-worlds-wrapper {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.concept-fullscreen {
    position: relative;
    width: 100%;
    min-height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.concept-world-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
    transition: transform 1.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    /* Animasyon kaldırıldı, sade duruş için */
    transform: scale(1);
}

.concept-fullscreen:hover .concept-world-bg {
    transform: scale(1.05); /* Hafifçe zoom */
}

/* Gradients and Blurs for Concepts */
.concept-grad-blur {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    background: rgba(15, 15, 15, 0.4); /* Sade ve minimal yarı saydam katman */
    backdrop-filter: blur(0px);
    transition: background 0.8s ease, backdrop-filter 0.8s ease;
}

.concept-fullscreen:hover .concept-grad-blur {
    /* Hover durumunda ince şarap kırmızısı katman (overlay) */
    background: rgba(99, 13, 13, 0.45) !important; 
    backdrop-filter: blur(2px) !important;
}

.grain-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1.5;
    pointer-events: none;
    background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/ %3E%3C/svg%3E');
    opacity: 0.15;
    mix-blend-mode: overlay;
}

.dark-royal {
    background: linear-gradient(to top, rgba(20, 15, 5, 0.9) 0%, rgba(20, 15, 5, 0.3) 100%);
}

.light-blur {
    background: linear-gradient(to right, rgba(250, 250, 250, 0.85) 0%, rgba(250, 250, 250, 0.2) 100%);
    backdrop-filter: blur(4px);
}

.neon-blur {
    background: linear-gradient(135deg, rgba(82, 14, 14, 0.6) 0%, rgba(15, 15, 35, 0.8) 100%);
}

.nature-blur {
    background: linear-gradient(to bottom, rgba(40, 55, 40, 0.4) 0%, rgba(20, 30, 20, 0.9) 100%);
}

.earth-blur {
    background: linear-gradient(to right, rgba(60, 40, 25, 0.8) 0%, rgba(35, 30, 20, 0.2) 100%);
    backdrop-filter: blur(2px);
}

.concept-world-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 4rem;
    width: 100%;
}

.cw-subtitle {
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    color: #fff;
}

.cw-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: color 0.6s ease, text-shadow 0.6s ease;
}

.concept-fullscreen:hover .cw-title {
    color: var(--gold);
    text-shadow: 0 0 25px rgba(184, 149, 80, 0.6); /* Altın rengi parlama */
}

.cw-desc {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    line-height: 1.8;
    color: #eee;
}

/* Text color utilities */
.text-gold {
    color: var(--gold);
}

.text-red {
    color: var(--primary-red);
}

.text-white {
    color: #fff;
}

.dark-text .cw-title,
.dark-text .cw-desc {
    color: var(--text-main);
    text-shadow: none;
}

.text-right {
    text-align: right;
    margin-left: auto;
}

.text-left {
    text-align: left;
    margin-right: auto;
}

.btn-concept {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 1px solid #fff;
    color: #fff;
    transition: var(--transition);
}

.btn-concept:hover {
    background: #fff;
    color: var(--bg-dark);
}

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

.btn-gold:hover {
    background: var(--gold);
    color: #fff;
}

.outline-dark {
    border-color: var(--text-main);
    color: var(--text-main);
}

.outline-dark:hover {
    background: var(--primary-red);
    color: #fff;
    border-color: var(--primary-red);
}

.outline-light {
    border-color: rgba(255, 255, 255, 0.5);
}

.outline-light:hover {
    background: #fff;
    color: #000;
}

.bg-white-text-dark {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border-color: transparent;
}

.bg-white-text-dark:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--bg-dark);
    border-color: #fff;
}

/* Drone Section */
.drone-section {
    padding: 8rem 5%;
    background: var(--bg-dark);
    color: #fff;
    text-align: center;
}

.drone-container {
    max-width: 1000px;
    margin: auto;
}

.drone-video-wrapper {
    position: relative;
    height: 500px;
    width: 100%;
    overflow: hidden;
    border-radius: 4px;
    margin-bottom: 3rem;
    cursor: pointer;
}

.drone-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.drone-video-wrapper:hover .drone-bg-video {
    transform: scale(1.05);
}

.drone-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    transition: background 0.5s;
    z-index: 1;
}

.drone-video-wrapper:hover .drone-overlay {
    background: rgba(0, 0, 0, 0.1);
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    transition: var(--transition);
    z-index: 2;
}

.drone-video-wrapper:hover .play-btn {
    background: #fff;
    color: var(--bg-dark);
    transform: translate(-50%, -50%) scale(1.1);
}

.drone-text {
    max-width: 700px;
    margin: auto;
}

/* Why Us Section */
.why-us-section {
    position: relative;
    padding: 8rem 5%;
    overflow: hidden;
    background: var(--bg-dark);
}

.why-us-container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.why-us-item {
    padding: 3rem 2rem;
    text-align: center;
    border-radius: 12px;
    transition: var(--transition-slow);
    background: #ffffff; /* Ferah beyaz kart zemin */
    border: 1px solid rgba(201, 160, 80, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05); /* Daha hafif bir gölge */
    position: relative;
    overflow: hidden;
}

.why-us-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition-slow);
    pointer-events: none;
}

.why-us-item:hover::before {
    opacity: 1;
}

.why-us-item:hover {
    transform: translateY(-10px);
    border-color: var(--gold);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(212, 175, 55, 0.2);
}

.why-us-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
    filter: drop-shadow(0 0 15px currentColor); /* İkonlara doğal ve canlı bir parlama */
}

.why-us-item:hover .why-us-icon {
    transform: scale(1.15) translateY(-5px);
    filter: drop-shadow(0 0 25px currentColor);
}

.why-us-title {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    color: var(--text-main);
    letter-spacing: 1px;
    font-weight: 600;
}

.why-us-desc {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.7;
    font-weight: 500;
}

/* Modal */
.concept-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s;
}

.concept-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    z-index: 2;
    background: var(--bg-color);
    color: var(--text-main);
    width: 90%;
    max-width: 600px;
    padding: 4rem;
    transform: translateY(50px);
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.concept-modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-light);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--primary-red);
    transform: rotate(90deg);
}

.modal-subtitle {
    color: var(--gold);
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.modal-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-red);
}

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

.modal-features {
    text-align: left;
    margin-bottom: 2.5rem;
}

.modal-features p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding-bottom: 0.5rem;
}

.modal-features p i {
    color: var(--gold);
    margin-right: 10px;
}

/* Banner */
.banner-section {
    padding: 10rem 5%;
    background: var(--bg-color);
}

.banner-container {
    background: #fff;
    border: 1px solid var(--gold);
    padding: 6rem 3rem;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
    position: relative;
    overflow: hidden;
}

.banner-container::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 100px;
    height: 100px;
    background: var(--gold-light);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(30px);
}

.btn-solid-gold {
    background: var(--gold);
    color: #fff;
    padding: 1.2rem 3.5rem;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
}

.btn-solid-gold:hover {
    background: #fff;
    color: var(--gold);
    border: 1px solid var(--gold);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.2);
}

/* Footer */
footer {
    background: var(--bg-dark);
    padding: 7rem 5% 3rem;
    color: #fff;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 5rem;
    margin-bottom: 5rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-brand .logo span {
    color: #fff;
}

.footer-brand p {
    max-width: 350px;
    margin-top: 2rem;
    color: #888;
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-contact h4,
.footer-links h4 {
    font-family: var(--font-heading);
    color: var(--gold);
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 300;
}

.footer-contact p {
    color: #aaa;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.socials {
    display: flex;
    gap: 1.5rem;
}

.socials a {
    color: #aaa;
    font-size: 1.5rem;
    transition: var(--transition);
}

.socials a:hover {
    color: var(--gold);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    color: #555;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
    letter-spacing: 1px;
}

/* Emotion Selector Section */
.emotion-section.dark-premium-bg {
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
    padding: 12rem 5%;
}

.emotion-dynamic-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out, filter 1.5s ease-in-out;
    filter: blur(8px) brightness(0.3);
    z-index: 1;
}

.emotion-blur-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(145, 60, 60, 0.15) 0%, transparent 70%);
    filter: blur(100px);
    z-index: 0;
    pointer-events: none;
}

.relative-z {
    position: relative;
    z-index: 3;
}

.glow-text-red {
    color: var(--primary-red);
    text-shadow: 0 0 15px rgba(145, 60, 60, 0.6);
}

.emotion-container {
    max-width: 1200px;
    margin: auto;
}

.emotion-cards-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
    perspective: 1000px;
    transition: var(--transition);
}

.emotion-cards-container.has-active .emotion-card:not(.active) {
    opacity: 0.4;
    filter: blur(3px);
    transform: scale(0.95);
}

.emotion-card {
    position: relative;
    background: rgba(20, 15, 15, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    /* Darker, more premium base */
    backdrop-filter: blur(15px);
    border-radius: 16px;
    padding: 3.5rem 2rem;
    width: 220px;
    text-align: center;
    cursor: pointer;
    transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    transform-style: preserve-3d;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.emotion-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: skewX(-25deg);
    transition: 0.7s;
    z-index: 5;
}

.emotion-card:hover::before {
    left: 150%;
    transition: 0.7s ease-in-out;
}

.emotion-card:hover,
.emotion-card.active {
    transform: translateY(-20px) scale(1.08);
    background: rgba(30, 20, 20, 0.95);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7);
}

.ec-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 0;
    background: transparent;
    transition: var(--transition-slow);
    filter: blur(25px);
    z-index: 0;
    opacity: 0;
}

.emotion-card:hover .ec-glow,
.emotion-card.active .ec-glow {
    height: 100%;
    opacity: 0.6;
}

.emotion-card[data-emotion="guclu"] .ec-glow {
    background: #8b0000;
}

.emotion-card[data-emotion="romantik"] .ec-glow {
    background: #c71585;
}

.emotion-card[data-emotion="ozgur"] .ec-glow {
    background: #4682b4;
}

.emotion-card[data-emotion="gizemli"] .ec-glow {
    background: #4b0082;
}

.emotion-card[data-emotion="enerjik"] .ec-glow {
    background: #ff8c00;
}

.ec-icon {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 1.5rem;
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

.emotion-card:hover .ec-icon {
    transform: scale(1.2);
}

.emotion-card[data-emotion="guclu"]:hover .ec-icon {
    color: #ff6b6b;
    text-shadow: 0 0 15px #ff6b6b;
}

.emotion-card[data-emotion="romantik"]:hover .ec-icon {
    color: #ffb6c1;
    text-shadow: 0 0 15px #ffb6c1;
}

.emotion-card[data-emotion="ozgur"]:hover .ec-icon {
    color: #87cefa;
    text-shadow: 0 0 15px #87cefa;
}

.emotion-card[data-emotion="gizemli"]:hover .ec-icon {
    color: #dda0dd;
    text-shadow: 0 0 15px #dda0dd;
}

.emotion-card[data-emotion="enerjik"]:hover .ec-icon {
    color: #ffd700;
    text-shadow: 0 0 15px #ffd700;
}

.emotion-card h4 {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 1px;
}

.emotion-card span {
    font-size: 0.85rem;
    color: #aaa;
    font-family: var(--font-body);
    position: relative;
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Dinamik Sonuç Modal Overlay */
.emotion-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(10px);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.emotion-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Dinamik Sonuç Panel */
.emotion-result {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90%;
    max-width: 800px;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    background: rgba(26, 26, 26, 0.85);
    padding: 3rem;
    border: 1px solid rgba(212, 175, 55, 0.2);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7), 0 0 30px rgba(212, 175, 55, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    color: #fff;
}

.emotion-result.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.emotion-result-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

@media (min-width: 768px) {
    .emotion-result-content {
        flex-direction: row;
        align-items: center;
    }
}

.emotion-modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.emotion-modal-close:hover {
    color: var(--primary-red);
    transform: rotate(90deg);
}

.emotion-result-img {
    flex: 1;
    height: 300px;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.emotion-result-text {
    flex: 1.5;
    padding: 1rem;
}

.emotion-result-text h3 {
    margin-bottom: 1rem;
    font-size: 2.2rem;
    line-height: 1.2;
    color: #fff;
}

.emotion-result-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #ccc;
}

/* BTS Section */
.bts-section {
    padding: 10rem 5%;
    background: var(--bg-dark);
    color: #fff;
}

.bts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: auto;
}

.bts-card {
    position: relative;
    height: 300px;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 1.2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.bts-card:hover {
    transform: scale(1.05);
}

.bts-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(145, 60, 60, 0.7);
    opacity: 0;
    transition: var(--transition);
    backdrop-filter: blur(3px);
}

.bts-card:hover .bts-overlay {
    opacity: 1;
}

.bts-overlay span {
    color: #fff;
    font-family: var(--font-heading);
    font-size: 2rem;
    transform: translateY(20px);
    transition: var(--transition);
    text-align: center;
    padding: 0 1rem;
}

.bts-card:hover .bts-overlay span {
    transform: translateY(0);
}

/* KESİN GÖRÜNÜRLÜK VE YÜKSEKLİK AŞILMASI (FİX) */
.concept-world-bg, .bts-card, .card-bg {
    visibility: visible !important;
    opacity: 1 !important;
    display: block !important;
}

.concept-world-bg {
    min-height: 100vh !important;
}

.bts-card {
    min-height: 300px !important;
}

.card-bg {
    min-height: 100% !important;
}

.drone-section, .drone-bg-video {
    min-height: 100% !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* GARANTİLİ FALLBACK (Eğer görsel linki kırılırsa veya tam o an yüklenemezse) */
.style-bg-fallback {
    background-color: #1a1a1a !important;
    background-image: none; /* JS tarafindan in-line olarak ezilsin */
}

/* Scroll Animations */
/* Yüklenmeme ihtimaline karşı .reveal fallback fix'i */
.reveal {
    opacity: 0;
    transition: var(--transition-slow);
    visibility: visible;
}

.reveal.active {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) scale(1) !important;
}

.slide-up {
    transform: translateY(60px);
}

.fade-in {
    transform: translateY(0);
}

.zoom-in {
    transform: scale(0.95);
}

.scale-up {
    transform: scale(0.9) translateY(40px);
}

/* Responsive */
@media (max-width: 1024px) {
    h1 {
        font-size: 3.8rem;
    }

    h2 {
        font-size: 2.8rem;
    }

    .about-container {
        flex-direction: column;
        gap: 4rem;
    }

    .about-visual {
        width: 100%;
        height: 500px;
        margin-top: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(18, 18, 18, 0.98);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        transition: right 0.5s ease;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        color: #fff;
        font-size: 1.2rem;
    }

    .hamburger {
        display: block;
        z-index: 1001;
    }

    .hamburger.active {
        color: #fff;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    .cw-title {
        font-size: 2.5rem;
    }

    .cw-desc {
        font-size: 1rem;
    }

    .concept-world-content {
        padding: 2rem;
    }

    .banner-container {
        padding: 4rem 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 2rem;
    }

    .btn-large {
        padding: 1rem 2rem;
    }

    .card-content h3 {
        font-size: 1.8rem;
    }

    .cw-title {
        font-size: 2rem;
    }
}

/* Appointment Modal */
.appointment-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.appointment-modal.active {
    opacity: 1;
    visibility: visible;
}

.appointment-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1;
}

.appointment-content {
    position: relative;
    z-index: 2;
    background: #1a1a1a;
    width: 90%;
    max-width: 650px;
    border-radius: 12px;
    padding: 3rem;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 20px rgba(212, 175, 55, 0.1);
    transform: translateY(30px) scale(0.95);
    transition: var(--transition);
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.appointment-modal.active .appointment-content {
    transform: translateY(0) scale(1);
}

.appointment-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.appointment-close:hover {
    color: var(--primary-red);
    transform: rotate(90deg);
}

.appointment-subtitle {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--gold);
    letter-spacing: 4px;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    text-align: center;
}

.appointment-title {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    font-family: var(--font-heading);
}

.appointment-desc {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 0.95rem;
    color: var(--text-light);
}

.appointment-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-row {
    display: flex;
    gap: 1.2rem;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 1rem;
    color: #fff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group select {
    appearance: none;
    cursor: pointer;
    background: #1a1a1a;
}

.form-group select option {
    background: #1a1a1a;
    color: #fff;
}

.form-group textarea {
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
}

.form-group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition);
    pointer-events: none;
    font-family: var(--font-body);
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label,
.form-group select:focus ~ label,
.form-group select:not(:placeholder-shown) ~ label {
    top: -0.5rem;
    left: 0.8rem;
    font-size: 0.8rem;
    background: #1a1a1a;
    padding: 0 0.4rem;
    color: var(--gold);
}

.form-group .active-label {
    top: -0.5rem;
    left: 0.8rem;
    font-size: 0.8rem;
    background: #1a1a1a;
    padding: 0 0.4rem;
    color: var(--gold);
}

.btn-appointment {
    background: linear-gradient(135deg, var(--primary-red), #612121);
    color: #fff;
    border: none;
    padding: 1.2rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 1rem;
    font-weight: 500;
    font-family: var(--font-body);
}

.btn-appointment:hover {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    box-shadow: 0 5px 20px rgba(212, 175, 55, 0.4);
    transform: translateY(-2px);
}

.appointment-success {
    display: none;
    text-align: center;
    padding: 3rem 0;
}

.appointment-success.active {
    display: block;
    animation: fadeIn 0.6s ease;
}

.appointment-success i {
    font-size: 4rem;
    color: var(--gold);
    margin-bottom: 1rem;
}

.appointment-success h3 {
    color: #fff;
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: 1.2rem;
    }
    .appointment-content {
        padding: 2rem 1.5rem;
    }
}