/* ========================================
   StarFormularioV2 - Components
   Modern UI Elements
======================================== */

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--font-size-lg);
}

/* Button Variants */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--bg-dark);
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--primary-glow);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-hover));
    color: white;
    box-shadow: 0 4px 15px var(--secondary-glow);
}

.btn-secondary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--secondary-glow);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), var(--success-hover));
    color: white;
}

.btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 200, 83, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), var(--warning-hover));
    color: var(--bg-dark);
}

.btn-warning:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 171, 0, 0.4);
}

.btn-error {
    background: linear-gradient(135deg, var(--error), var(--error-hover));
    color: white;
}

.btn-error:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 82, 82, 0.4);
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--text-dark);
}

body.dark-mode .btn-ghost {
    color: var(--text-light);
}

.btn-ghost:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.05);
}

body.dark-mode .btn-ghost:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.1);
}

/* Discord Button */
.btn-discord {
    background: #5865F2;
    color: white;
}

.btn-discord:hover:not(:disabled) {
    background: #4752c4;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 101, 242, 0.4);
}

/* ===== CARDS ===== */
.card {
    background: var(--bg-card-light);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

body.dark-mode .card {
    background: var(--bg-card-dark);
}

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

.card-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

body.dark-mode .card-glass {
    background: rgba(20, 20, 35, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card-glow {
    position: relative;
}

.card-glow::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card-glow:hover::before {
    opacity: 1;
}

/* Card Content */
.card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
}

body.dark-mode .card-title {
    color: var(--text-light);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-dark-muted);
    margin-bottom: var(--space-4);
}

body.dark-mode .card-subtitle {
    color: var(--text-light-muted);
}

.card-body {
    margin-bottom: var(--space-4);
}

.card-footer {
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-light);
}

body.dark-mode .card-footer {
    border-top-color: var(--border-dark);
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-2);
    color: var(--text-dark);
}

body.dark-mode .form-label {
    color: var(--text-light);
}

.form-label .required {
    color: var(--error);
    margin-left: 2px;
}

/* Input Styles */
.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--text-dark);
    background: var(--bg-input-light);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

body.dark-mode .form-input,
body.dark-mode .form-textarea,
body.dark-mode .form-select {
    color: var(--text-light);
    background: var(--bg-input-dark);
    border-color: var(--border-dark);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
}

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

body.dark-mode .form-input::placeholder,
body.dark-mode .form-textarea::placeholder {
    color: var(--text-light-muted);
}

.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Textarea */
.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Select */
.form-select {
    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='%23667eea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    background-size: 20px;
    padding-right: var(--space-10);
}

body.dark-mode .form-select {
    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='%2300d9ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

/* Form Validation */
.form-input.error,
.form-textarea.error,
.form-select.error {
    border-color: var(--error);
}

.form-input.error:focus,
.form-textarea.error:focus,
.form-select.error:focus {
    box-shadow: 0 0 0 4px rgba(255, 82, 82, 0.2);
}

.form-input.success,
.form-textarea.success,
.form-select.success {
    border-color: var(--success);
}

.form-error-message {
    font-size: var(--font-size-xs);
    color: var(--error);
    margin-top: var(--space-1);
}

/* Search Input */
.search-input {
    position: relative;
}

.search-input input {
    padding-left: var(--space-10);
}

.search-input .search-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dark-muted);
    pointer-events: none;
}

body.dark-mode .search-input .search-icon {
    color: var(--text-light-muted);
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: var(--info-bg);
    color: var(--primary);
}

.badge-success {
    background: var(--success-bg);
    color: var(--success);
}

.badge-warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge-error {
    background: var(--error-bg);
    color: var(--error);
}

/* Status Badges */
.badge-aguardando {
    background: linear-gradient(135deg, rgba(255, 171, 0, 0.15), rgba(255, 171, 0, 0.25));
    color: var(--warning);
}

.badge-aprovado {
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.15), rgba(0, 200, 83, 0.25));
    color: var(--success);
}

.badge-negado {
    background: linear-gradient(135deg, rgba(255, 82, 82, 0.15), rgba(255, 82, 82, 0.25));
    color: var(--error);
}

/* ===== AVATAR ===== */
.avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 64px; height: 64px; }
.avatar-xl { width: 96px; height: 96px; }

.avatar-border {
    border: 3px solid var(--primary);
}

.avatar-glow {
    box-shadow: 0 0 15px var(--primary-glow);
}

/* ===== TOGGLE SWITCH ===== */
.toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    cursor: pointer;
}

.toggle-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: relative;
    width: 52px;
    height: 28px;
    background: var(--border-light);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

body.dark-mode .toggle-slider {
    background: var(--border-dark);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.toggle-input:checked + .toggle-slider {
    background: var(--primary);
}

.toggle-input:checked + .toggle-slider::before {
    transform: translateX(24px);
}

.toggle-input:focus-visible + .toggle-slider {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ===== NOTIFICATIONS ===== */
.notification {
    position: fixed;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    z-index: var(--z-tooltip);
    animation: fadeInUp 0.3s ease;
}

.notification-success {
    background: linear-gradient(135deg, var(--success), var(--success-hover));
    color: white;
    box-shadow: 0 8px 30px rgba(0, 200, 83, 0.3);
}

.notification-error {
    background: linear-gradient(135deg, var(--error), var(--error-hover));
    color: white;
    box-shadow: 0 8px 30px rgba(255, 82, 82, 0.3);
}

.notification-warning {
    background: linear-gradient(135deg, var(--warning), var(--warning-hover));
    color: var(--bg-dark);
    box-shadow: 0 8px 30px rgba(255, 171, 0, 0.3);
}

/* ===== LOADING STATES ===== */
.btn .spinner-small {
    width: 16px;
    height: 16px;
    border-width: 2px;
    margin: 0;
}

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
}

.loading-overlay .spinner {
    margin: 0;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
}

.empty-state-icon {
    font-size: 4rem;
    color: var(--text-dark-muted);
    margin-bottom: var(--space-4);
}

body.dark-mode .empty-state-icon {
    color: var(--text-light-muted);
}

.empty-state-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: var(--font-size-sm);
    color: var(--text-dark-muted);
    max-width: 300px;
    margin: 0 auto;
}