/**
 * Component Styles - Therapy Simulator
 *
 * Reusable UI components: buttons, forms, modals, messages, etc.
 * Must be loaded after variables.css and base.css
 */

/* ========================================
   BUTTONS
   ======================================== */

/* Base button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-8);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Primary button - gradient */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

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

/* Secondary button - outlined */
.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: var(--border-width-2) solid var(--color-primary);
}

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

/* Ghost button - minimal */
.btn-ghost {
    background: transparent;
    color: var(--color-text-light);
}

.btn-ghost:hover:not(:disabled) {
    color: var(--color-text);
    background: var(--color-bg-hover);
}

/* Success button */
.btn-success {
    background: var(--color-success);
    color: white;
}

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

/* Danger button */
.btn-danger {
    background: var(--color-error);
    color: white;
}

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

/* Button sizes */
.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
}

.btn-lg {
    padding: var(--spacing-5) var(--spacing-12);
    font-size: var(--font-size-lg);
}

/* Full width button */
.btn-block {
    width: 100%;
}

/* Icon button (circular) */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-circle);
}

.btn-icon-sm {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-sm);
}

/* ========================================
   FORM CONTROLS
   ======================================== */

/* Form group wrapper */
.form-group {
    margin-bottom: var(--spacing-5);
}

.form-group:last-child {
    margin-bottom: 0;
}

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

/* Text inputs, textareas, selects */
.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-bg-card);
    border: var(--border-width-2) solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

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

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* Select dropdown */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-3) center;
    padding-right: var(--spacing-10);
}

/* Checkbox and radio styling would go here */

/* ========================================
   MODALS
   ======================================== */

.modal-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
    z-index: var(--z-modal-backdrop);
}

.modal-backdrop.active {
    display: flex;
}

.modal-content {
    background-color: var(--color-bg-card);
    padding: var(--spacing-8);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: var(--max-width-md);
    max-height: 90vh;
    overflow-y: auto;
    animation: slideIn var(--transition-slow) ease;
}

.modal-header {
    margin-bottom: var(--spacing-5);
}

.modal-title {
    font-size: var(--font-size-2xl);
    margin-bottom: 0;
}

.modal-body {
    margin-bottom: var(--spacing-6);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
}

/* ========================================
   CHAT MESSAGES
   ======================================== */

.message {
    margin: var(--spacing-3) 0;
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-md);
    white-space: pre-wrap;
    line-height: var(--line-height-relaxed);
    animation: fadeIn var(--transition-normal) ease-out;
}

.message-user {
    background-color: var(--color-msg-user);
    margin-left: 20%;
    border-bottom-right-radius: var(--radius-sm);
}

.message-character {
    background-color: var(--color-msg-character);
    margin-right: 20%;
    border-bottom-left-radius: var(--radius-sm);
}

.message-system {
    background-color: var(--color-msg-system);
    text-align: center;
    font-style: italic;
    padding: var(--spacing-2) var(--spacing-3);
    color: var(--color-text-light);
}

/* ========================================
   TYPING INDICATOR
   ======================================== */

.typing-indicator {
    padding: var(--spacing-3) var(--spacing-4);
    margin: var(--spacing-3);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
    display: inline-block;
    font-style: italic;
    color: var(--color-text-light);
    animation: fadeIn var(--transition-normal) ease-in;
}

.typing-dots {
    display: inline-block;
}

.typing-dots .dot {
    display: inline-block;
    animation: typingDot 1.4s infinite;
}

.typing-dots .dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots .dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingDot {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
        transform: translateY(-5px);
    }
}

/* ========================================
   ALERTS / NOTIFICATIONS
   ======================================== */

.alert {
    padding: var(--spacing-4) var(--spacing-5);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-4);
}

.alert-info {
    background-color: var(--color-info-light);
    border-left: 4px solid var(--color-info);
}

.alert-success {
    background-color: var(--color-success-light);
    border-left: 4px solid var(--color-success);
}

.alert-warning {
    background-color: var(--color-warning-light);
    border-left: 4px solid var(--color-warning);
}

.alert-error {
    background-color: var(--color-error-light);
    border-left: 4px solid var(--color-error);
}

/* ========================================
   SECTIONS & CONTENT BOXES
   ======================================== */

.section {
    margin-bottom: var(--spacing-8);
}

.section:last-child {
    margin-bottom: 0;
}

.section-title {
    color: var(--color-primary);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-3);
    padding-bottom: var(--spacing-2);
    border-bottom: 2px solid var(--color-border-light);
}

/* Highlight box (used in info page) */
.highlight-box {
    background: var(--color-primary-light);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-4) var(--spacing-5);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: var(--spacing-4) 0;
}

.highlight-box p {
    margin: 0;
    color: var(--color-text-dark);
}

/* Warning box */
.warning-box {
    background: var(--color-error-light);
    border-left: 4px solid var(--color-error);
    padding: var(--spacing-4) var(--spacing-5);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: var(--spacing-4) 0;
}

.warning-box p {
    margin: 0;
    color: var(--color-text-dark);
}

/* ========================================
   DEBUG TOOLBAR (Debug mode only)
   ======================================== */

.debug-toolbar {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-4);
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    max-width: 1400px;  /* Match debug mode layout width */
    margin-left: auto;
    margin-right: auto;
}

.debug-toolbar-title {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding-right: var(--spacing-4);
    border-right: 2px solid rgba(255, 255, 255, 0.3);
}

.toolbar-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    transition: background var(--transition-fast);
}

.toolbar-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.toolbar-separator {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.3);
    margin: 0 var(--spacing-2);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    margin-top: var(--spacing-10);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer-centered {
    text-align: center;
    padding-top: var(--spacing-5);
    border-top: 1px solid var(--color-border-light);
}

/* ========================================
   LOGO / BRANDING
   ======================================== */

.logo-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-3);
}

.subtitle {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-6);
}

/* ========================================
   BACK LINK
   ======================================== */

.back-link {
    display: inline-flex;
    align-items: center;
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-5);
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--color-primary-dark);
}

.back-link::before {
    content: '\2190';
    margin-right: var(--spacing-2);
    font-size: var(--font-size-lg);
}

/* ========================================
   INFO ICON BUTTON
   ======================================== */

.info-icon {
    position: absolute;
    top: var(--spacing-5);
    right: var(--spacing-5);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-circle);
    background: var(--color-primary-light);
    border: var(--border-width-2) solid var(--color-primary);
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.info-icon:hover {
    background: var(--color-primary);
    color: white;
}