/* ==================== TOP BAR ==================== */
.top-bar {
    background: linear-gradient(90deg, var(--primary-teal-dark) 0%, var(--primary-teal) 100%);
    color: var(--neutral-white);
    font-size: var(--font-size-base);
    padding: var(--spacing-4) 0;
    font-weight: var(--font-weight-semibold);
}

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

.top-bar-left {
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.5px;
    font-size: var(--font-size-lg);
}

.top-bar-right {
    display: flex;
    gap: var(--spacing-6);
    align-items: center;
}

.top-bar-contact {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--spacing-2) var(--spacing-4);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-base);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
}

.top-bar-contact svg {
    flex-shrink: 0;
}

.top-bar-contact:hover {
    color: var(--neutral-white);
    background: rgba(255, 255, 255, 0.12);
}

.top-bar-support {
    color: var(--primary-teal-dark);
    background: var(--neutral-white);
    text-decoration: none;
    transition: all var(--transition-base);
    padding: var(--spacing-2) var(--spacing-4);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    display: inline-block;
    position: relative;
    letter-spacing: 0.2px;
}

.top-bar-support:hover {
    background: var(--neutral-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: var(--primary-teal);
}

.top-bar-support:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Header */
header {
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

header.scrolled {
    padding: 12px 0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
}

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

.logo a {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #14B8A6 0%, #0EA5E9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: all 0.3s;
    letter-spacing: -0.5px;
}

.logo a:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 36px;
    margin: 0;
    padding: 0;
}

.main-nav a {
    color: #475569;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.2s;
    position: relative;
    padding: 8px 4px;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #14B8A6, #0EA5E9);
    border-radius: 2px;
    transition: width 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    color: #14B8A6;
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.header-actions .btn i {
    margin-right: 6px;
    font-size: 0.9em;
}

/* ==================== FALLBACK STYLES ==================== */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== MOBILE MENU TOGGLE ==================== */
.mobile-menu-toggle {
    display: none;
}

/* ==================== MODAL STYLES ==================== */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 0;
    border: none;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s;
    position: relative;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal .close {
    color: #9ca3af;
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #f3f4f6;
}

.modal .close:hover,
.modal .close:focus {
    color: #ef4444;
    background: #fee2e2;
}