/*
 * Kaçan Kardeşler Taksi & Turizm - Premium Stylesheet
 * Brand Color Palette:
 * - Deep Background: #0c0c0c, #141414, #1a1a1a
 * - Accent Yellow: #FFC72C, #F2A900
 * - Text Color: #ffffff, #cccccc, #8a8a8a
 */

:root {
    --bg-dark: #0c0c0c;
    --bg-card: #141414;
    --bg-card-hover: #1e1e1e;
    --primary-yellow: #FFC72C;
    --primary-yellow-hover: #F2A900;
    --text-white: #ffffff;
    --text-muted: #cccccc;
    --text-dark: #8a8a8a;
    --border-color: rgba(255, 199, 44, 0.15);
    --border-hover: rgba(255, 199, 44, 0.35);
    --glass-bg: rgba(20, 20, 20, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
    --success-green: #25D366;
    --error-red: #ff3b30;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 1. RESET & BASE STYLES */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 2. BUTTONS & UI COMPONENTS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--primary-yellow);
    color: #121212;
    box-shadow: 0 8px 24px rgba(255, 199, 44, 0.25);
}

.btn-primary:hover {
    background-color: var(--primary-yellow-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 199, 44, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-yellow);
    border: 2px solid var(--primary-yellow);
}

.btn-outline:hover {
    background-color: var(--primary-yellow);
    color: #121212;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 199, 44, 0.25);
}

.btn-call {
    background-color: rgba(255, 199, 44, 0.1);
    color: var(--primary-yellow);
    border: 1px solid var(--border-color);
}

.btn-call:hover {
    background-color: var(--primary-yellow);
    color: #121212;
    border-color: var(--primary-yellow);
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(255, 199, 44, 0.1);
    border: 1px solid var(--border-color);
    color: var(--primary-yellow);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
    text-transform: uppercase;
}

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(18, 18, 18, 0.2);
    border-radius: 50%;
    border-top-color: #121212;
    animation: spin 1s ease-in-out infinite;
}

.btn-outline .spinner {
    border: 3px solid rgba(255, 199, 44, 0.2);
    border-top-color: var(--primary-yellow);
}

.hidden {
    display: none !important;
}

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

/* 3. HEADER & NAVIGATION */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-normal);
}

.main-header.scrolled {
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo Design */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-yellow), var(--primary-yellow-hover));
    color: #121212;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(255, 199, 44, 0.3);
    transition: transform var(--transition-normal);
}

.logo:hover .logo-icon {
    transform: rotate(-10deg) scale(1.05);
}

.logo-icon svg {
    width: 24px;
    height: 24px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    color: var(--text-white);
    letter-spacing: -0.01em;
    line-height: 1.1;
}

.logo-subtitle {
    font-size: 11px;
    color: var(--primary-yellow);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
}

/* Desktop Navigation */
.desktop-nav ul {
    display: flex;
    gap: 32px;
}

.desktop-nav a {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 15px;
    color: var(--text-muted);
    position: relative;
    padding: 8px 0;
}

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

.desktop-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-yellow);
    transition: width var(--transition-normal);
}

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

/* Hamburger menu button */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger .bar {
    width: 100%;
    height: 3px;
    background-color: var(--text-white);
    border-radius: 4px;
    transition: all var(--transition-normal);
}

.hamburger[aria-expanded="true"] .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger[aria-expanded="true"] .bar:nth-child(2) {
    opacity: 0;
}

.hamburger[aria-expanded="true"] .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: rgba(12, 12, 12, 0.98);
    backdrop-filter: blur(12px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: right var(--transition-normal);
}

.mobile-nav-overlay.active {
    right: 0;
}

.mobile-nav-links ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.mobile-nav-links a {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    color: var(--text-white);
}

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

.mobile-nav-links .btn {
    font-size: 16px;
    padding: 16px 40px;
    margin-top: 15px;
}

/* 4. HERO SECTION */
.hero-section {
    position: relative;
    padding: 200px 0 100px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(255, 199, 44, 0.08) 0%, transparent 60%);
    z-index: 1;
}

.hero-glow {
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 199, 44, 0.05) 0%, transparent 70%);
    filter: blur(50px);
    z-index: 1;
    pointer-events: none;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 54px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-white) 60%, rgba(255, 255, 255, 0.7));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* 5. SERVICES SECTION */
.services-section {
    padding: 100px 0;
    position: relative;
}

.section-title-wrapper {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-family: var(--font-heading);
    color: var(--primary-yellow);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 16px;
}

.title-underline {
    width: 60px;
    height: 3px;
    background-color: var(--primary-yellow);
    margin: 0 auto;
    border-radius: 2px;
}

.title-underline.left-align {
    margin: 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

/* Service Cards */
.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(255, 199, 44, 0.05);
    background-color: var(--bg-card-hover);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 199, 44, 0.02) 0%, transparent 60%);
    pointer-events: none;
    transition: opacity var(--transition-normal);
    opacity: 0;
}

.service-card:hover .card-glow {
    opacity: 1;
}

.service-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 199, 44, 0.08);
    border: 1px solid rgba(255, 199, 44, 0.15);
    color: var(--primary-yellow);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    background-color: var(--primary-yellow);
    color: #121212;
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(255, 199, 44, 0.3);
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
    font-weight: 700;
}

.service-card p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
}

/* About Section styles removed */

/* 7. CONTACT SECTION */
.contact-section {
    padding: 100px 0;
    position: relative;
}

.contact-wrapper-centered {
    display: flex;
    justify-content: center;
    width: 100%;
}

.contact-wrapper-centered .contact-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 48px;
    width: 100%;
    max-width: 800px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.contact-wrapper-centered .contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-yellow), transparent);
    border-top-left-radius: 24px;
    border-top-right-radius: 24px;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.contact-info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
}

.contact-info-item .info-icon {
    width: 54px;
    height: 54px;
    background-color: rgba(255, 199, 44, 0.08);
    border: 1px solid rgba(255, 199, 44, 0.15);
    color: var(--primary-yellow);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.contact-info-item .info-icon svg {
    width: 24px;
    height: 24px;
}

.contact-info-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-yellow);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-info-item p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.5;
}

.contact-info-item p a {
    color: var(--text-white);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.contact-info-item p a:hover {
    color: var(--primary-yellow);
}

.contact-btn-group {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 32px;
}

.contact-btn-group .btn {
    min-width: 240px;
}

/* 8. FOOTER */
.main-footer {
    background-color: #060606;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 80px 0 0;
    position: relative;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-desc {
    color: var(--text-dark);
    font-size: 14px;
    line-height: 1.6;
    max-width: 320px;
}

.footer-links h4,
.footer-disclaimer h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-yellow);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--primary-yellow);
    padding-left: 4px;
}

.footer-disclaimer p {
    color: var(--text-dark);
    font-size: 13px;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    font-size: 13px;
}

.developer-btn {
    display: inline-flex;
    align-items: center;
    background-color: rgba(255, 199, 44, 0.03);
    border: 1px solid rgba(255, 199, 44, 0.12);
    color: var(--primary-yellow);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 12px;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.developer-btn b {
    color: var(--text-white);
    margin: 0 4px;
    font-weight: 700;
}

.developer-btn:hover {
    background-color: var(--primary-yellow);
    color: var(--bg-dark);
    border-color: var(--primary-yellow);
    box-shadow: 0 4px 12px rgba(255, 199, 44, 0.2);
}

.developer-btn:hover b {
    color: var(--bg-dark);
}

/* 9. STICKY WHATSAPP FLOATING BUTTON */
.whatsapp-sticky-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--success-green);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    z-index: 998;
    transition: all var(--transition-normal);
    animation: subtle-shake 10s infinite;
}

.whatsapp-sticky-btn svg {
    width: 32px;
    height: 32px;
}

.whatsapp-sticky-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.6);
}

.whatsapp-sticky-btn .tooltip {
    position: absolute;
    right: 76px;
    background-color: #121212;
    color: var(--text-white);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
}

.whatsapp-sticky-btn:hover .tooltip {
    opacity: 1;
    visibility: visible;
    right: 70px;
}

/* Subtle Shaking Animation for WhatsApp Sticky button */
@keyframes subtle-shake {
    0%, 90%, 100% { transform: scale(1) rotate(0deg); }
    92% { transform: scale(1.05) rotate(-8deg); }
    94% { transform: scale(1.05) rotate(8deg); }
    96% { transform: scale(1.05) rotate(-6deg); }
    98% { transform: scale(1.05) rotate(6deg); }
}

/* 9.5. FLEET SECTION STYLES */
.fleet-section {
    padding: 100px 0;
    position: relative;
}

.fleet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.fleet-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.fleet-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(255, 199, 44, 0.05);
}

.fleet-image-wrapper {
    width: 100%;
    height: 240px;
    overflow: hidden;
    position: relative;
}

.fleet-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.fleet-card:hover .fleet-image-wrapper img {
    transform: scale(1.05);
}

.fleet-info {
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.fleet-info h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-white);
}

.fleet-info p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* 10. RESPONSIVE MEDIA QUERIES */

@media (max-width: 1024px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .desktop-nav, .header-action {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 38px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 30px;
    }
    
    .services-grid,
    .fleet-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row-two {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .whatsapp-sticky-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-sticky-btn svg {
        width: 26px;
        height: 26px;
    }
    
    .form-contact-footer {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 12px;
    }
}