/**
 * AI Automation Solutions - Component Styles
 * Contains: Buttons, Forms, Cards, Badges, Alerts, Theme Toggle
 */

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: inherit;
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 14px rgba(25, 118, 210, 0.4);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(25, 118, 210, 0.5);
    color: #fff;
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: inherit;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-secondary);
    border-color: var(--primary);
    color: var(--primary);
}

.btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: inherit;
    background: rgba(211, 47, 47, 0.1);
    color: var(--error);
    border: 2px solid rgba(211, 47, 47, 0.3);
}

.btn-danger:hover:not(:disabled) {
    background: var(--error);
    color: #fff;
    border-color: var(--error);
}

.btn-danger:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

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

.btn-outline:hover:not(:disabled) {
    background: var(--gradient);
    color: #fff;
    border-color: transparent;
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: 6px;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
    border-radius: 12px;
}

.btn-full {
    width: 100%;
}

/* ==========================================================================
   Forms
   ========================================================================== */

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--input-border);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.3s ease;
    background: var(--bg-card);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23546e7a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 44px;
}

.form-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.form-error {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 6px;
}

/* Checkbox and Radio */
.checkbox-group,
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 16px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.checkbox-label:hover,
.radio-label:hover {
    background: var(--bg-secondary);
}

.checkbox-label input,
.radio-label input {
    width: auto;
    padding: 0;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 28px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 16px var(--card-shadow);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px var(--card-shadow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.card-body {
    color: var(--text-secondary);
}

.card-footer {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

/* Service Card Variant */
.service-card {
    padding: 40px 32px;
    background: var(--bg-card);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px var(--card-shadow);
    border-color: transparent;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-subtle);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.service-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==========================================================================
   Badges & Tags
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-card);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.badge svg {
    width: 16px;
    height: 16px;
    fill: var(--primary);
}

.badge-primary {
    background: var(--gradient);
    color: #fff;
    border: none;
}

.badge-success {
    background: rgba(46, 125, 50, 0.1);
    color: var(--success);
    border-color: rgba(46, 125, 50, 0.2);
}

.badge-warning {
    background: rgba(237, 108, 2, 0.1);
    color: var(--warning);
    border-color: rgba(237, 108, 2, 0.2);
}

.badge-error {
    background: rgba(211, 47, 47, 0.1);
    color: var(--error);
    border-color: rgba(211, 47, 47, 0.2);
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--gradient-subtle);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 16px;
}

/* ==========================================================================
   Alerts & Messages
   ========================================================================== */

.alert {
    padding: 16px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.alert-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.alert.info {
    background: rgba(25, 118, 210, 0.1);
    border: 1px solid rgba(25, 118, 210, 0.2);
    color: var(--primary);
}

.alert.success {
    background: rgba(46, 125, 50, 0.1);
    border: 1px solid rgba(46, 125, 50, 0.2);
    color: var(--success);
}

.alert.warning {
    background: rgba(237, 108, 2, 0.1);
    border: 1px solid rgba(237, 108, 2, 0.2);
    color: var(--warning);
}

.alert.error {
    background: rgba(211, 47, 47, 0.1);
    border: 1px solid rgba(211, 47, 47, 0.2);
    color: var(--error);
}

.message {
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 0.95rem;
    display: none;
}

.message.error {
    background: rgba(211, 47, 47, 0.1);
    color: var(--error);
    border: 1px solid rgba(211, 47, 47, 0.2);
    display: block;
}

.message.success {
    background: rgba(46, 125, 50, 0.1);
    color: var(--success);
    border: 1px solid rgba(46, 125, 50, 0.2);
    display: block;
}

/* ==========================================================================
   Theme Toggle
   ========================================================================== */

.theme-toggle {
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    border-color: var(--primary);
    background: var(--gradient-subtle);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-primary);
    fill: none;
    transition: stroke 0.3s ease;
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .moon-icon {
    display: none;
}

/* ==========================================================================
   Empty State
   ========================================================================== */

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.empty-state p {
    color: var(--text-muted);
}

/* ==========================================================================
   Stats
   ========================================================================== */

.stat {
    text-align: center;
}

.stat-number,
.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-value.warning { color: var(--warning); }
.stat-value.success { color: var(--success); }
.stat-value.error { color: var(--error); }

/* ==========================================================================
   Usage Bar
   ========================================================================== */

.usage-bar-container {
    margin-top: 12px;
}

.usage-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.usage-bar {
    height: 8px;
    background: var(--bg-card);
    border-radius: 4px;
    overflow: hidden;
}

.usage-bar-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.usage-bar-fill.warning { background: var(--warning); }
.usage-bar-fill.danger { background: var(--error); }

/* ==========================================================================
   Copy Button
   ========================================================================== */

.copy-btn {
    padding: 8px 16px;
    background: var(--gradient);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    transition: transform 0.2s ease;
}

.copy-btn:hover {
    transform: translateY(-1px);
}

/* ==========================================================================
   Code Display
   ========================================================================== */

code {
    background: var(--bg-card);
    padding: 8px 12px;
    border-radius: 6px;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

pre {
    background: var(--bg-card);
    padding: 16px;
    border-radius: 10px;
    overflow-x: auto;
    border: 1px solid var(--border-color);
}

pre code {
    background: none;
    padding: 0;
    border: none;
}