/* ExceptFlow V2 - Professional CSS */
:root {
    --primary-green: #00ff88;
    --dark-green: #00cc6a;
    --bg-black: #0a0a0a;
    --bg-dark: #121212;
    --card-bg: #1a1a1a;
    --border-color: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-black);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 { font-weight: 800; line-height: 1.2; margin-bottom: 1rem; }
h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }

p { margin-bottom: 1rem; color: var(--text-secondary); line-height: 1.7; }
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }

.container { max-width: 1400px; margin: 0 auto; padding: 0 5%; }

.btn {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-align: center;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background: var(--primary-green);
    color: var(--bg-black);
    border-color: var(--primary-green);
}

.btn-primary:hover {
    background: var(--dark-green);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--primary-green);
}

.btn-secondary:hover {
    background: rgba(0, 255, 136, 0.1);
    transform: translateY(-3px);
}

.btn-large { padding: 20px 50px; font-size: 1.2rem; }

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 18px 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.logo { font-size: 1.6rem; font-weight: 900; }
.logo-highlight { color: var(--primary-green); }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-menu > li { position: relative; }

.nav-menu > li > a {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px 0;
}

.nav-menu > li > a:hover { color: var(--primary-green); }

/* Dropdown */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 0;
    min-width: 240px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all 0.3s ease;
    margin-top: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.nav-menu li:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li { list-style: none; }

.dropdown-menu a {
    display: block;
    padding: 12px 24px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.dropdown-menu a:hover {
    background: rgba(0, 255, 136, 0.1);
    color: var(--primary-green);
    padding-left: 32px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.lang-switcher {
    display: flex;
    gap: 6px;
    background: var(--card-bg);
    padding: 6px;
    border-radius: 10px;
}

.lang-btn {
    padding: 8px 16px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.lang-btn:hover,
.lang-btn.active {
    background: var(--primary-green);
    color: var(--bg-black);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 8px;
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active { opacity: 1; visibility: visible; }

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100%;
    background: var(--bg-dark);
    border-left: 2px solid var(--primary-green);
    z-index: 9999;
    padding: 80px 30px 30px;
    transition: right 0.4s ease;
    overflow-y: auto;
}

.mobile-menu.active { right: 0; }

.mobile-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.mobile-close:hover {
    background: rgba(0, 255, 136, 0.1);
    color: var(--primary-green);
}

.mobile-nav { list-style: none; margin-bottom: 40px; }
.mobile-nav li { margin-bottom: 8px; }

.mobile-nav a {
    display: block;
    padding: 16px 0;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav a:hover {
    color: var(--primary-green);
    padding-left: 12px;
}

.mobile-lang { margin-bottom: 30px; }

.mobile-lang h4 {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mobile-lang-btns { display: flex; gap: 10px; }

.mobile-lang-btn {
    flex: 1;
    padding: 12px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--primary-green);
    border-radius: 10px;
    color: var(--text-primary);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.mobile-lang-btn:hover,
.mobile-lang-btn.active {
    background: var(--primary-green);
    color: var(--bg-black);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 100px;
    background: linear-gradient(135deg, var(--bg-black) 0%, #0d1810 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 255, 136, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.hero-content { position: relative; z-index: 1; max-width: 900px; }

.hero-label {
    display: inline-block;
    padding: 10px 24px;
    background: rgba(0, 255, 136, 0.15);
    border: 1px solid var(--primary-green);
    border-radius: 50px;
    color: var(--primary-green);
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 30px;
}

.hero h1 { font-size: 4.5rem; margin-bottom: 30px; line-height: 1.1; }
.highlight { color: var(--primary-green); }

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-secondary);
    margin-bottom: 45px;
    line-height: 1.7;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats { display: flex; gap: 70px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-green);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label { color: var(--text-secondary); font-size: 1rem; font-weight: 600; }

/* Trust Bar */
.trust-bar {
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 30px 0;
}

.trust-items {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.trust-item { display: flex; align-items: center; gap: 12px; }
.trust-icon { color: var(--primary-green); font-size: 1.3rem; }
.trust-text { color: var(--text-secondary); font-size: 0.95rem; font-weight: 600; }

/* Sections */
section { padding: 120px 0; }

.section-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 70px;
}

.section-label {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--primary-green);
    border-radius: 50px;
    color: var(--primary-green);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.section-title { margin-bottom: 24px; }
.section-subtitle { font-size: 1.25rem; color: var(--text-secondary); }

/* Grids */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 45px;
    transition: all 0.4s ease;
    position: relative;
}

.card:hover {
    transform: translateY(-12px);
    border-color: var(--primary-green);
    box-shadow: 0 25px 70px rgba(0, 255, 136, 0.25);
}

.card-icon { font-size: 3.5rem; margin-bottom: 24px; display: block; }
.card h3 { margin-bottom: 18px; font-size: 1.8rem; }
.card p { margin-bottom: 30px; line-height: 1.8; }

.card-features { list-style: none; margin-bottom: 35px; }

.card-features li {
    padding: 12px 0;
    padding-left: 35px;
    position: relative;
    color: var(--text-secondary);
}

.card-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: 900;
    font-size: 1.2rem;
}

.price-tag {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--primary-green);
    margin-bottom: 25px;
    display: block;
}

.card.featured {
    border-color: var(--primary-green);
    border-width: 2px;
}

.featured-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-green);
    color: var(--bg-black);
    padding: 8px 24px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 1.5px;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 100px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 70px;
    margin-bottom: 60px;
}

.footer-brand h3 { font-size: 1.8rem; margin-bottom: 20px; }
.footer-brand p { line-height: 1.8; }
.footer-column h4 { margin-bottom: 24px; font-size: 1.1rem; }

.footer-links { list-style: none; }
.footer-links li { margin-bottom: 14px; }
.footer-links a { color: var(--text-secondary); }
.footer-links a:hover { color: var(--primary-green); }

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 35px;
    right: 35px;
    background: #25D366;
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    z-index: 999;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.15);
    box-shadow: 0 8px 35px rgba(37, 211, 102, 0.7);
}

/* Language System */
[data-lang] { display: none; }
[data-lang].active-lang { display: block; }

/* Turkish is default - but only when no other language is active */
body:not(.lang-en):not(.lang-de) [data-lang="tr"] { display: block; }

.dropdown-menu span[data-lang] { display: none; }
.dropdown-menu span[data-lang].active-lang { display: inline; }

/* Turkish default in dropdown - but only when no other language is active */
body:not(.lang-en):not(.lang-de) .dropdown-menu span[data-lang="tr"] { display: inline; }

/* Responsive */
@media (max-width: 768px) {
    .nav-menu, .nav-right .btn, .nav-right .lang-switcher { display: none; }
    .mobile-toggle { display: block; }
    
    .hero { padding: 120px 0 80px; min-height: auto; }
    .hero h1 { font-size: 2.8rem; }
    .hero-subtitle { font-size: 1.15rem; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; }
    .hero-stats { gap: 40px; }
    
    section { padding: 80px 0; }
    .section-title { font-size: 2rem; }
    .grid-3 { grid-template-columns: 1fr; gap: 30px; }
    .card { padding: 35px; }
    .card.featured { transform: scale(1); }
    
    .footer { padding: 60px 0 30px; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .trust-items { flex-direction: column; align-items: flex-start; gap: 25px; }
    
    .whatsapp-float { width: 55px; height: 55px; bottom: 25px; right: 25px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2.2rem; }
    .btn { padding: 14px 30px; font-size: 0.95rem; }
    .stat-number { font-size: 2.5rem; }
}