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

:root {
    --primary: #667eea;
    --secondary: #764ba2;
    --text-dark: #2d3748;
    --text-light: #718096;
    --white: #ffffff;
    --shadow: 0 10px 40px rgba(0,0,0,0.1);
}

body {
    font-family: Vazirmatn, -apple-system, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 200vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ====== GLASSMORPHISM HEADER ====== */
.glass-header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100%);
    max-width: 1200px;
    z-index: 1000;
    transition: all 0.3s ease;
}

.glass-header .header-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.glass-header.scrolled .header-content {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(102, 126, 234, 0.1);
}

/* Logo */
.glass-header .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 20px;
    font-weight: 700;
    transition: color 0.3s;
}

.glass-header.scrolled .logo {
    color: var(--text-dark);
}

.glass-header .logo svg {
    color: inherit;
}

/* Navigation */
.glass-header .nav-menu ul {
    display: flex;
    list-style: none;
    gap: 35px;
}

.glass-header .nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    position: relative;
    transition: all 0.3s;
    padding: 8px 0;
}

.glass-header.scrolled .nav-menu a {
    color: var(--text-dark);
}

.glass-header .nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--white);
    transition: width 0.3s;
}

.glass-header.scrolled .nav-menu a::after {
    background: var(--primary);
}

.glass-header .nav-menu a:hover::after,
.glass-header .nav-menu a.active::after {
    width: 100%;
}

/* CTA Section */
.glass-header .header-cta {
    display: flex;
    align-items: center;
    gap: 20px;
}

.glass-header .phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    padding: 8px 16px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
}

.glass-header.scrolled .phone-link {
    color: var(--text-dark);
    background: rgba(102, 126, 234, 0.1);
}

.glass-header .phone-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.glass-header .btn-primary {
    background: var(--white);
    color: var(--primary);
    border: none;
    padding: 12px 28px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.glass-header.scrolled .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
}

.glass-header .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

/* Mobile Toggle */
.glass-header .mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.glass-header .mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s;
}

.glass-header.scrolled .mobile-toggle span {
    background: var(--text-dark);
}


/* ====== RESPONSIVE ====== */
@media (max-width: 968px) {
    .glass-header .nav-menu ul {
        gap: 20px;
    }

    .glass-header .nav-menu a {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .glass-header {
        top: 10px;
        width: calc(100%);
    }

    .glass-header .header-content {
        padding: 12px 20px;
    }

    .glass-header .nav-menu,
    .glass-header .header-cta {
        display: none;
    }

    .glass-header .mobile-toggle {
        display: flex;
    }

    /* Mobile Menu */
    .glass-header .nav-menu.active {
        display: block;
        position: fixed;
        top: 60px;
        right: 0px;
        left: 0px;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border-radius: 20px;
        padding: 20px;
        box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    }

    .glass-header .nav-menu.active ul {
        flex-direction: column;
        gap: 0;
    }

    .glass-header .nav-menu.active a {
        display: block;
        padding: 15px 20px;
        color: var(--text-dark);
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }

    .glass-header .nav-menu.active a:hover {
        background: rgba(102, 126, 234, 0.1);
        border-radius: 10px;
    }
}