/* ============================================
   YERELNETWORK - PREMIUM AGENCY DESIGN
   Outdoor Advertising Agency
   ============================================ */

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

:root {
    --primary: #FF6B35;
    --secondary: #004E89;
    --accent: #F7B801;
    --dark: #1A1A2E;
    --light: #EAEAEA;
    --white: #FFFFFF;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: #000;
    color: #fff;
    overflow-x: hidden;
    line-height: 1.6;
}

/* === MODERN HEADER === */
.modern-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.modern-header.scrolled {
    padding: 15px 0;
    background: rgba(0, 0, 0, 0.95);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.5);
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #FF6B35, #F7B801);
    transition: width 0.3s;
}

.nav-link:hover {
    color: #fff;
}

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

.cta-button {
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    color: #fff;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(255, 107, 53, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.5);
    color: #fff;
}

/* === VIDEO HERO SECTION === */
.video-hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-background {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 0;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(26, 26, 46, 0.8));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
}

.hero-subtitle {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #F7B801;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #fff, #F7B801);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out 0.5s both;
}

.hero-description {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    line-height: 1.8;
    animation: fadeInUp 1s ease-out 0.7s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.9s both;
}

.btn-primary-hero {
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    color: #fff;
    padding: 18px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.4);
    border: none;
    cursor: pointer;
}

.btn-primary-hero:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(255, 107, 53, 0.6);
    color: #fff;
}

.btn-secondary-hero {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: #fff;
    padding: 18px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary-hero:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-5px);
    color: #fff;
}

/* === SCROLL INDICATOR === */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: #F7B801;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* === STATS SECTION === */
.stats-section {
    background: #0A0A0A;
    padding: 80px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-box {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
}

.stat-box:hover {
    background: rgba(255, 107, 53, 0.1);
    border-color: rgba(255, 107, 53, 0.3);
    transform: translateY(-10px);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

/* === ABOUT SECTION === */
.about-section {
    background: #000;
    padding: 100px 0;
}

.about-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-text strong {
    color: #F7B801;
    font-weight: 700;
}

.feature-box {
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    transition: all 0.3s;
}

.feature-box:hover {
    background: rgba(255, 107, 53, 0.1);
    border-color: rgba(255, 107, 53, 0.3);
    transform: translateY(-5px);
}

.feature-box h6 {
    font-size: 0.9rem;
    font-weight: 600;
}

/* === SERVICES SECTION === */
.services-section {
    background: #000;
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 70px;
}

.section-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #F7B801;
    margin-bottom: 15px;
}

.section-heading {
    font-size: 3rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 600px;
    margin: 0 auto;
}

.service-card {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05), rgba(247, 184, 1, 0.05));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.1), transparent);
    transition: left 0.5s;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-15px);
    border-color: rgba(255, 107, 53, 0.5);
    box-shadow: 0 20px 60px rgba(255, 107, 53, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: #fff;
    transition: all 0.4s;
}

.service-card:hover .service-icon {
    transform: rotateY(360deg) scale(1.1);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
}

.service-description {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 3rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn-cta {
    background: #000;
    color: #fff;
    padding: 18px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
    display: inline-block;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.btn-cta:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5);
    color: #fff;
}

/* === FOOTER === */
.modern-footer {
    background: #0A0A0A;
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-subtitle {
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.3s;
}

.social-link:hover {
    background: linear-gradient(135deg, #FF6B35, #F7B801);
    border-color: transparent;
    color: #fff;
    transform: translateY(-3px);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s;
    display: inline-block;
}

.footer-links a:hover {
    color: #F7B801;
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.footer-contact i {
    color: #F7B801;
    margin-top: 3px;
    font-size: 1rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.9rem;
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === MOBILE MENU === */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* === RESPONSIVE === */
@media (max-width: 991px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .section-heading {
        font-size: 2.2rem;
    }

    .cta-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-primary-hero,
    .btn-secondary-hero {
        width: 100%;
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

/* === LOADING SCREEN === */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s, visibility 0.5s;
}

#loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid #FF6B35;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}