:root {
    --bg-color: #000000;      
    --text-white: #ffffff;    
    --accent-blue: #0d0df9;   
    --text-gold: #ffd700;     
    --text-grey: #888888;    
    
    --font-ui: 'Inter', sans-serif;    
    --font-heading: 'Montserrat', sans-serif; 
    --font-mono: 'Share Tech Mono', monospace;
}

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

body, html {
    width: 100%; height: 100%;
    background-color: var(--bg-color);
    color: var(--text-white);
    font-family: var(--font-ui);
    overflow: hidden;
    -webkit-font-smoothing: antialiased; 
}

/* Snow Canvas */
canvas#snowfall {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 21; pointer-events: none; opacity: 0.5;
}

/*SWIPER*/
.swiper { width: 100%; height: 100%; z-index: 20; }

.swiper-slide {
    display: flex; justify-content: center; align-items: center;
    position: relative; overflow: hidden;
    background: #000;
}

.slide-inner {
    position: relative; z-index: 30;
    width: 100%; max-width: 1000px;
    padding: 40px; text-align: center;
}

/* Typo */
.hero-number {
    font-family: var(--font-ui);
    font-weight: 800; 
    font-size: 7rem;
    letter-spacing: -3px; 
    line-height: 1;
    margin-bottom: 10px;
}

.hero-number.white { color: #fff; } 
.hero-number.text-gold { color: var(--text-gold); }

.stat-unit {
    font-family: var(--font-heading);
    font-size: 1.5rem; letter-spacing: 5px; font-weight: 700;
    text-transform: uppercase; margin-bottom: 30px;
}

.story-text {
    font-size: 1.1rem; line-height: 1.5; max-width: 650px;
    margin: 30px auto 0; color: #ccc; font-weight: 400;
}
.story-text strong { color: #fff; font-weight: 700; }
.accent-blue { color: var(--accent-blue); }
.text-gold { color: var(--text-gold); }
.dim { color: var(--text-grey); font-size: 0.8em; }

/*SLIDES*/

/*SLIDE 1:*/
.brand-logo { width: 150px; margin-bottom: 40px; z-index: 99999!important; }
.main-title {
    font-family: var(--font-heading); font-size: 4rem; font-weight: 900;
    letter-spacing: -2px; line-height: 1.1; margin-bottom: 20px;
    color: #fff; 
}
.subtitle { font-size: 1.2rem; color:#fff; font-weight: 300; line-height: 1.6; }
.scroll-hint { margin-top: 60px; color: #ffffff; opacity: 0.7; animation: bounce 2s infinite; }

/*SLIDE 2*/
.bg-glow-spot {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 600px; height: 600px; z-index: -1;
    border-radius: 50%; filter: blur(100px); opacity: 0.15;
}
.bg-glow-spot.blue { background: var(--accent-blue); }

.top-label {
    font-size: 0.9rem; letter-spacing: 3px; color: var(--text-grey);
    text-transform: uppercase; margin-bottom: 20px;
}

/*SLIDE 3*/
.slide-flow .slide-inner { width: 100%; max-width: 1100px; }
.content-split {
    display: flex; justify-content: space-between; align-items: center;
    gap: 50px; text-align: left;
}
.section-title {
    font-family: var(--font-heading); font-size: 3.5rem; font-weight: 900;
    line-height: 1.1; margin-bottom: 20px;
}
.desc-text { font-size: 1.1rem; color: #bbb; line-height: 1.5; max-width: 400px; }
.number-side { text-align: right; }
.align-right { text-align: right; }
.stripe-bg {
    position: absolute; top: 0; left: 0; width: 200%; height: 100%; z-index: 1;
    background: repeating-linear-gradient(
        45deg, transparent, transparent 40px,
        rgba(13, 13, 249, 0.2) 40px, rgba(255, 255, 255, 0.2) 41px
    ); /* Çok ince, çok silik çizgiler */
    animation: slideStripes 60s linear infinite;
}

/*SLIDE 4*/
.slide-clean .slide-inner { text-align: center; }
.icon-header {
    font-size: 1rem; color: var(--text-grey); letter-spacing: 2px;
    margin-bottom: 30px; text-transform: uppercase;
}
.hero-number.large { font-size: 8rem; } 
.divider-line {
    width: 60px; height: 4px; background: var(--accent-blue);
    margin: 40px auto; border-radius: 2px;
}

/*SLIDE 5*/
.vault-badge {
    display: inline-block; font-size: 0.8rem; letter-spacing: 2px;
    color: var(--text-gold); border: 1px solid rgba(255, 215, 0, 0.3);
    padding: 8px 16px; border-radius: 4px; margin-bottom: 30px;
}
.money-wrapper {
    display: flex; justify-content: center; align-items: baseline; gap: 15px; margin-bottom: 20px;
}
.currency-symbol { font-size: 3rem; font-weight: 300; }
.mono-font { 
    font-family: var(--font-ui); 
    letter-spacing: -3px; 
}
.toggle-eye {
    background: none; border: none; color: var(--text-grey);
    font-size: 1.2rem; cursor: pointer; transition: 0.3s; padding: 10px;
}
.toggle-eye:hover { color: #fff; }
.sub-label { font-size: 1.5rem; font-weight: 700; margin-bottom: 20px; }

/*SLIDE 6*/
.scale-grid {
    display: flex; justify-content: center; align-items: center; gap: 60px;
}
.hero-number.medium { font-size: 5rem; }
.scale-divider-vertical {
    width: 1px; height: 150px; background: rgba(255,255,255,0.2);
}
.scale-label { margin-top: 10px; font-size: 1rem; color: #fff; }
.engineering-badge {
    margin: 50px auto 20px; display: inline-block;
    border-bottom: 2px solid var(--accent-blue); padding-bottom: 5px;
    font-weight: 700; letter-spacing: 2px; font-size: 1.3rem;
}

/*SLIDE 7*/
.slide-radar .slide-inner.full-width {
    width: 100%; max-width: 100%; padding: 0;
    height: 100vh;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
}

.neural-map-container {
    position: relative;
    aspect-ratio: 712 / 637; 
    height: 60vh; 
    width: auto;
    max-width: 90vw;
    margin: 20px auto;
    display: flex; justify-content: center; align-items: center;
}

/* Layer1 */
.map-bg-image {
    position: absolute; width: 100%; height: 100%;
    object-fit: contain;
    opacity: 0.3;
    filter: invert(1) grayscale(1) brightness(1.5); 
    z-index: 1;
}
/* Layer2 */
canvas#neuralMap {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 2;
}
/* Layer3 */
.map-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 10; pointer-events: none;
}

.hub-label {
    position: absolute;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    transform: translate(-50%, -50%);
}

/*COORDS*/
.hub-label.tuzla { top: 47%; left: 72%; }

.hub-dot {
    width: 12px; height: 12px;
    background: #fff;
    border: 2px solid var(--accent-blue);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--accent-blue);
    animation: hubPulse 2s infinite;
}

.hub-label span {
    font-size: 0.7rem; font-weight: 800; color: #fff;
    background: rgba(0,0,0,0.8); padding: 4px 8px; border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.15); white-space: nowrap;
}

@keyframes hubPulse {
    0% { transform: scale(1); box-shadow: 0 0 0px var(--accent-blue); }
    50% { transform: scale(1.3); box-shadow: 0 0 20px var(--accent-blue); }
    100% { transform: scale(1); box-shadow: 0 0 0px var(--accent-blue); }
}

/*SLIDE 8*/
.word-space {
    position: relative; width: 100%; height: 450px;
    perspective: 1000px;
}
.floating-word {
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 700; font-size: 1.2rem;
    color: #444;
    white-space: nowrap; transition: 0.5s;
}
.floating-word.highlight {
    color: var(--accent-blue);
    font-size: 2rem; z-index: 10;
    text-shadow: 0 0 20px rgba(13, 13, 249, 0.4);
}
.floating-word.normal { color: #666; }

.blur-level-0 { filter: blur(0px); opacity: 1; }
.blur-level-1 { filter: blur(2px); opacity: 0.6; }
.blur-level-2 { filter: blur(4px); opacity: 0.3; }

/*SLIDE 9*/
.soft-sunrise {
    position: absolute; bottom: -100px; left: 50%; transform: translateX(-50%);
    width: 120%; height: 60vh;
    background: radial-gradient(circle at bottom, rgba(13, 13, 249, 0.4) 0%, transparent 60%);
    filter: blur(60px); z-index: 1;
    animation: sunriseRise 4s ease-out forwards;
}

.slide-final .slide-inner { z-index: 10; margin-bottom: 40px; }

.hero-title {
    font-family: var(--font-heading); font-size: 4.5rem; font-weight: 900;
    line-height: 1; margin-bottom: 40px; color: #fff;
    text-shadow: 0 10px 30px rgba(0,0,0,0.8);
}

.premium-btn {
    display: inline-flex; align-items: center; gap: 15px;
    padding: 20px 50px; background: #fff; color: #000;
    border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 1.1rem;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
}
.premium-btn:hover { transform: scale(1.05); }

.footer-brand {
    margin-top: 200px; font-size: 0.9rem; color:#d5d5d5;
    letter-spacing: 1px;
}

/*KEYFRAMES*/
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes slideStripes { from { background-position: 0 0; } to { background-position: 100px 100px; } }
@keyframes dataFlow { 0% { left: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { left: 100%; opacity: 0; } }
@keyframes pulseDot { 0% { box-shadow: 0 0 0 0px rgba(13, 13, 249, 0.7); } 100% { box-shadow: 0 0 0 10px rgba(13, 13, 249, 0); } }
@keyframes sunriseRise { from { opacity: 0; height: 20vh; } to { opacity: 1; height: 60vh; } }

/*RESPONSIVE*/
@media (max-width: 768px) {
    .slide-inner { width: 95%; padding: 20px 10px; }
    
    .hero-number { font-size: 14vw; }
    
    .content-split { flex-direction: column; gap: 20px; text-align: center; }
    .number-side, .align-right { text-align: center; }
    .section-title { font-size: 2.5rem; }
    
    .money-wrapper { flex-wrap: wrap; }
    .hero-number.text-gold { font-size: 11vw; }
    
    .scale-grid { flex-direction: column; gap: 30px; }
    .scale-divider-vertical { width: 80%; height: 1px; }
    
    .connection-line-blue { top: 48%; left: 25%; width: 50%; }
    .radar-point.istanbul { left: 25%; } 
    .radar-point.gebze { left: 75%; }
    
    .word-space { height: 350px; }
    .floating-word.highlight { font-size: 1.5rem; }
    
    .hero-title { font-size: 3rem; }
}

/* Pagination */
.swiper-pagination-bullet { background: #fff; opacity: 0.2; }
.swiper-pagination-bullet-active { background: #fff; opacity: 1; }

/*3D WORD CLOUD*/
.word-cloud-wrapper {
    position: relative;
    width: 100%;
    height: 50vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1000px;
    z-index: 10;
}

#word-cloud-3d {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
}

.cloud-tag {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-heading); /* Montserrat */
    font-weight: 800;
    font-size: 1.2rem;
    text-transform: uppercase;
    white-space: nowrap;
    color: rgba(255, 255, 255, 0.15); 
    transition: color 0.3s ease, text-shadow 0.3s ease, opacity 0.3s ease;
    will-change: transform, opacity, filter;
    cursor: default;
    user-select: none;
}

.cloud-tag.active {
    color: var(--accent-blue);
    text-shadow: 0 0 25px rgba(0, 0, 255, 0.55); /* Glow */
    z-index: 100;
}

.margin-bottom100 {
    margin-bottom: 100px;
}

/*RESPONSIVE*/
@media (max-width: 768px) {

    .footer-brand {margin-top: 50px !important;}
    .slide-inner { width: 95%; padding: 20px 10px; }
    canvas#snowfall { opacity: 1 !important; }
    .section-title { font-size: 2rem; margin-bottom: 10px; }
    .hero-title { font-size: 2.8rem; }
    .slide-flow .section-title { font-size: 2.2rem; }
    .content-split { flex-direction: column; gap: 20px; text-align: center; }
    .number-side, .align-right { text-align: center; }
    .slide-clean .hero-number.large { font-size: 5rem; }
    .slide-clean .stat-unit { font-size: 1rem; letter-spacing: 2px; }
    .divider-line { margin: 20px auto; }
    .slide-scale .hero-number.medium { font-size: 3.5rem; }
    .scale-grid { flex-direction: column; gap: 30px; }
    .scale-divider-vertical { width: 80%; height: 1px; }
    .engineering-badge { margin: 30px auto 10px; font-size: 1rem; }
    .money-wrapper { flex-wrap: wrap; }
    .hero-number.text-gold { font-size: 3.5rem; } 
    .slide-radar .section-title { font-size: 1.8rem; } 
    .neural-map-container { 
        height: 45vh;
        width: 100%; 
    }
    .hub-label.tuzla { top: 47%; left: 72%; transform: scale(0.8) translate(-50%, -50%); }
    .slide-words .section-title { font-size: 2rem; }
    .margin-bottom100 { margin-bottom: 20px !important; } 
    .word-cloud-wrapper { height: 50vh; min-height: 300px; }
    .cloud-tag { font-size: 0.9rem; } 
}

/*FINAL SLIDE*/

.social-row {
    display: flex;
    justify-content: center;
    gap: 25px; 
    margin-bottom: 40px;
    position: relative;
    z-index: 10;
}

.social-icon {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(209, 209, 209, 0.016);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.4rem;
    text-decoration: none;
    transition: all 0.3s ease;
}
.social-icon:hover {
    background-color: var(--accent-blue); 
    border-color: var(--accent-blue);
    transform: translateY(-5px); 
    box-shadow: 0 0 20px rgba(13, 13, 249, 0.5); /*Glow*/
}

@media (max-width: 768px) {
    .social-icon {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
}

/*extra*/

.fixed-badge {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 99;
    line-height: 0;
    box-shadow: 0 0 20px rgba(13, 13, 249, 0.5); /*Glow*/
}

.fixed-badge img {
    width: 100px;
    height: auto;
    transition: transform 0.3s ease;
}

.fixed-badge img:hover {
    transform: scale(1.05);
}
@media (max-width: 768px) {
    .fixed-badge {
        bottom: 15px;
        left: 15px;
    }
    
    .fixed-badge img {
        width: 50px;
    }
}