/* Modern UI Components */

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    border: 1px solid var(--border-muted);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    gap: var(--space-xs);
    cursor: pointer;
    font-size: var(--font-size-base);
}

.btn--primary {
    background: var(--brand-primary);
    color: white;
}

.btn--primary:hover {
    background: var(--brand-primary-dark);
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    border-color: var(--border-muted);
    color: var(--text-main);
}

.btn--ghost:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

/* Floating Labels */
.form-group {
    position: relative;
    margin-bottom: var(--space-md);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm);
    border: 2px solid var(--border-muted);
    border-radius: var(--radius-sm);
    background: var(--bg-light);
    color: var(--text-main);
    transition: all var(--transition-base);
}

.form-group label {
    position: absolute;
    left: var(--space-sm);
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-light);
    padding: 0 var(--space-2xs);
    color: var(--text-muted);
    transition: all var(--transition-base);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label {
    top: 0;
    transform: translateY(-50%) scale(0.9);
    color: var(--brand-primary);
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-card) 25%,
        var(--bg-card-strong) 50%,
        var(--bg-card) 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Tooltips */
[data-tooltip] {
    position: relative;
}

[data-tooltip]:before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-xs) var(--space-sm);
    background: var(--brand-ink);
    color: white;
    border-radius: var(--radius-xs);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-base);
}

[data-tooltip]:hover:before {
    opacity: 1;
    transform: translateX(-50%) translateY(-8px);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2xs) var(--space-xs);
    border-radius: var(--radius-xs);
    font-size: var(--font-size-xs);
    font-weight: 600;
    line-height: 1;
    background: var(--bg-card);
    color: var(--text-main);
}

.badge--success {
    background: var(--brand-primary);
    color: white;
}

.badge--warning {
    background: var(--brand-accent);
    color: white;
}

/* Responsive Navigation */
.nav-toggle {
    display: none;
    padding: var(--space-xs);
    background: transparent;
    border: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-page);
        padding: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition-base);
    }

    /* Strong mobile overrides to ensure nav and icons are visible above backdrops
       Placed here because components.css is loaded after web-app.css and will win. */
    @media (max-width: 768px) {
        .top-nav {
            position: fixed; /* keep nav fixed */
            top: 0;
            left: 0;
            right: 0;
            z-index: 1002;
            background: rgba(7, 25, 14, 0.95);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .top-nav .nav-links {
            position: fixed !important;
            top: var(--nav-height);
            left: 0 !important;
            right: 0 !important;
            margin: 0 !important;
            padding: var(--space-lg) var(--space-md) !important;
            background: rgba(4, 15, 7, 0.95) !important;
            transform: translateY(-6px) !important;
            opacity: 0 !important;
            pointer-events: none !important;
            z-index: 1003 !important;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;
            box-shadow: 0 12px 40px rgba(0,0,0,0.6);
        }

        .top-nav .nav-links.is-open,
        .top-nav .nav-links.active {
            transform: translateY(0) !important;
            opacity: 1 !important;
            pointer-events: auto !important;
        }

        .nav-backdrop {
            z-index: 1001 !important; /* keep backdrop under the menu */
        }

        .top-nav .nav-links a,
        .top-nav .nav-links .nav-item {
            color: #e6fff2 !important;
            background: rgba(255,255,255,0.02) !important;
            text-align: left !important;
        }

        .top-nav .nav-links .nav-icon svg {
            stroke: #ffffff !important;
            stroke-width: 1.8 !important;
            fill: none !important;
            opacity: 0.98 !important;
            filter: drop-shadow(0 2px 6px rgba(0,0,0,0.6)) !important;
        }
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

    /* Add simple, high-contrast icons for mobile nav items so they're visible on dark backgrounds */
    .nav-links a {
        position: relative;
        padding-left: calc(var(--space-md) + 12px);
    }

    .nav-links a::before {
        content: '';
        position: absolute;
        left: var(--space-md);
        top: 50%;
        transform: translateY(-50%);
        width: 12px;
        height: 12px;
        border-radius: 3px;
        background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
        box-shadow: 0 4px 10px rgba(0,0,0,0.25);
        opacity: 0.95;
    }
}

/* WhatsApp Floating Icon */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
    border: none;
    cursor: pointer;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    background: #20c157;
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
    fill: white;
}

.whatsapp-float:focus {
    outline: 2px solid #25d366;
    outline-offset: 2px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 55px;
        height: 55px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}