/**
 * SYD Instructor Platform - Public Styles
 *
 * Design System: Refined Modern Minimalism
 */

/* ========================================
   Design Tokens (CSS Custom Properties)
   ======================================== */

:root {
    /* Brand Colors */
    --syd-primary: #1E3A5F;
    --syd-primary-hover: #17304F;
    --syd-primary-light: #E8EFF6;
    --syd-primary-glow: rgba(30, 58, 95, 0.15);

    /* Neutrals (cool-toned grays) */
    --syd-gray-50: #FAFAFA;
    --syd-gray-100: #F4F4F5;
    --syd-gray-200: #E4E4E7;
    --syd-gray-300: #D4D4D8;
    --syd-gray-400: #A1A1AA;
    --syd-gray-500: #71717A;
    --syd-gray-600: #52525B;
    --syd-gray-700: #3F3F46;
    --syd-gray-800: #27272A;
    --syd-gray-900: #18181B;

    /* Semantic Colors */
    --syd-success: #10B981;
    --syd-success-light: #ECFDF5;
    --syd-warning: #F59E0B;
    --syd-warning-light: #FFFBEB;
    --syd-error: #EF4444;
    --syd-error-light: #FEF2F2;
    --syd-info: #3B82F6;

    /* Typography */
    --syd-font-display: 'DM Sans', sans-serif;
    --syd-font-body: 'Plus Jakarta Sans', sans-serif;
    --syd-font-mono: 'JetBrains Mono', monospace;

    /* Font Sizes */
    --syd-text-xs: 0.75rem;
    --syd-text-sm: 0.875rem;
    --syd-text-base: 1rem;
    --syd-text-lg: 1.125rem;
    --syd-text-xl: 1.25rem;
    --syd-text-2xl: 1.5rem;
    --syd-text-3xl: 1.875rem;
    --syd-text-4xl: 2.25rem;

    /* Spacing */
    --syd-space-1: 0.25rem;
    --syd-space-2: 0.5rem;
    --syd-space-3: 0.75rem;
    --syd-space-4: 1rem;
    --syd-space-6: 1.5rem;
    --syd-space-8: 2rem;
    --syd-space-12: 3rem;
    --syd-space-16: 4rem;

    /* Borders & Radius */
    --syd-radius-sm: 6px;
    --syd-radius-md: 10px;
    --syd-radius-lg: 16px;
    --syd-radius-xl: 24px;
    --syd-radius-full: 9999px;
    --syd-border: 1px solid var(--syd-gray-200);

    /* Shadows */
    --syd-shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --syd-shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --syd-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --syd-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --syd-shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --syd-shadow-glow: 0 0 20px var(--syd-primary-glow);

    /* Transitions */
    --syd-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --syd-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --syd-ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --syd-duration-fast: 150ms;
    --syd-duration-normal: 250ms;
    --syd-duration-slow: 400ms;
    --syd-duration-enter: 500ms;
}

/* ========================================
   Base & Reset
   ======================================== */

.syd-page {
    font-family: var(--syd-font-body);
    font-size: var(--syd-text-base);
    line-height: 1.65;
    color: var(--syd-gray-600);
    background: var(--syd-gray-50);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.syd-page *,
.syd-page *::before,
.syd-page *::after {
    box-sizing: border-box;
}

/* ========================================
   Typography
   ======================================== */

.syd-page-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-3xl);
    font-weight: 700;
    color: var(--syd-gray-900);
    letter-spacing: -0.025em;
    margin: 0 0 var(--syd-space-2);
    line-height: 1.2;
}

.syd-page-subtitle {
    font-size: var(--syd-text-base);
    color: var(--syd-gray-500);
    margin: 0;
}

.syd-section-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-6);
}

.syd-label {
    display: block;
    font-family: var(--syd-font-body);
    font-weight: 500;
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-700);
    margin-bottom: var(--syd-space-2);
}

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

.syd-card {
    background: white;
    border: var(--syd-border);
    border-radius: var(--syd-radius-lg);
    padding: var(--syd-space-6);
    box-shadow: var(--syd-shadow-xs);
    transition: all var(--syd-duration-normal) var(--syd-ease-out);
}

.syd-card:hover {
    box-shadow: var(--syd-shadow-md);
    border-color: var(--syd-gray-300);
}

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

.syd-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--syd-space-2);
    font-family: var(--syd-font-body);
    font-weight: 600;
    font-size: var(--syd-text-sm);
    padding: var(--syd-space-3) var(--syd-space-6);
    border-radius: var(--syd-radius-md);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
    white-space: nowrap;
}

.syd-btn-primary {
    background: var(--syd-primary);
    color: white;
    box-shadow: 0 1px 2px rgba(30, 58, 95, 0.3);
}

.syd-btn-primary:hover {
    background: var(--syd-primary-hover);
    box-shadow: var(--syd-shadow-glow);
    transform: translateY(-1px);
}

.syd-btn-primary:active {
    transform: translateY(0px) scale(0.98);
}

.syd-btn-outline {
    background: white;
    color: var(--syd-gray-700);
    border: var(--syd-border);
}

.syd-btn-outline:hover {
    background: var(--syd-gray-50);
    border-color: var(--syd-gray-300);
}

.syd-btn-sm {
    padding: var(--syd-space-2) var(--syd-space-4);
    font-size: var(--syd-text-xs);
}

.syd-btn-full {
    width: 100%;
}

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

/* Button Loading State */
.syd-btn-loading {
    display: none;
}

.syd-btn.syd-loading .syd-btn-text {
    display: none;
}

.syd-btn.syd-loading .syd-btn-loading {
    display: block;
}

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

.syd-form-group {
    margin-bottom: var(--syd-space-6);
}

.syd-input {
    width: 100%;
    padding: var(--syd-space-3) var(--syd-space-4);
    font-family: var(--syd-font-body);
    font-size: var(--syd-text-base);
    color: var(--syd-gray-900);
    background: white;
    border: var(--syd-border);
    border-radius: var(--syd-radius-md);
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-input:focus {
    outline: none;
    border-color: var(--syd-primary);
    box-shadow: 0 0 0 3px var(--syd-primary-glow);
}

.syd-input::placeholder {
    color: var(--syd-gray-400);
}

.syd-input-readonly {
    padding: var(--syd-space-3) var(--syd-space-4);
    background: var(--syd-gray-50);
    border: var(--syd-border);
    border-radius: var(--syd-radius-md);
    color: var(--syd-gray-600);
}

.syd-input-hint {
    display: block;
    margin-top: var(--syd-space-1);
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-500);
}

.syd-input-error {
    display: block;
    margin-top: var(--syd-space-1);
    font-size: var(--syd-text-xs);
    color: var(--syd-error);
}

/* Password Field */
.syd-password-wrapper {
    position: relative;
}

.syd-password-wrapper .syd-input {
    padding-right: 48px;
}

.syd-password-toggle {
    position: absolute;
    right: var(--syd-space-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--syd-gray-400);
    padding: var(--syd-space-1);
    transition: color var(--syd-duration-fast);
}

.syd-password-toggle:hover {
    color: var(--syd-gray-600);
}

/* Password Strength */
.syd-password-strength {
    height: 4px;
    background: var(--syd-gray-100);
    border-radius: var(--syd-radius-full);
    margin-top: var(--syd-space-2);
    overflow: hidden;
}

.syd-password-strength-bar {
    height: 100%;
    width: 0;
    border-radius: var(--syd-radius-full);
    transition: width var(--syd-duration-normal) var(--syd-ease-out), background var(--syd-duration-normal);
}

.syd-password-strength-bar.weak { width: 25%; background: var(--syd-error); }
.syd-password-strength-bar.fair { width: 50%; background: var(--syd-warning); }
.syd-password-strength-bar.good { width: 75%; background: #22C55E; }
.syd-password-strength-bar.strong { width: 100%; background: var(--syd-success); }

.syd-password-strength-text {
    display: block;
    margin-top: var(--syd-space-1);
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-500);
}

/* ========================================
   Alerts & Notices
   ======================================== */

.syd-alert {
    padding: var(--syd-space-4);
    border-radius: var(--syd-radius-md);
    margin-bottom: var(--syd-space-6);
    font-size: var(--syd-text-sm);
}

.syd-alert-error {
    background: var(--syd-error-light);
    border: 1px solid #FCA5A5;
    color: #991B1B;
}

.syd-alert-success {
    background: var(--syd-success-light);
    border: 1px solid #86EFAC;
    color: #166534;
}

.syd-notice {
    display: flex;
    align-items: flex-start;
    gap: var(--syd-space-3);
    padding: var(--syd-space-4);
    border-radius: var(--syd-radius-md);
}

.syd-notice-info {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
}

.syd-notice svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.syd-notice p {
    margin: 0;
    font-size: var(--syd-text-sm);
}

/* ========================================
   Badges
   ======================================== */

.syd-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--syd-space-1);
    font-family: var(--syd-font-body);
    font-weight: 600;
    font-size: var(--syd-text-xs);
    padding: var(--syd-space-1) var(--syd-space-3);
    border-radius: var(--syd-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.syd-badge-completed {
    background: var(--syd-success-light);
    color: var(--syd-success);
}

.syd-badge-in-progress {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
}

.syd-badge-locked {
    background: var(--syd-gray-100);
    color: var(--syd-gray-400);
}

/* ========================================
   Progress
   ======================================== */

.syd-progress-bar {
    height: 8px;
    background: var(--syd-gray-100);
    border-radius: var(--syd-radius-full);
    overflow: hidden;
}

.syd-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--syd-primary), #3B6B96);
    border-radius: var(--syd-radius-full);
    transition: width var(--syd-duration-slow) var(--syd-ease-out);
}

/* Progress Ring */
.syd-progress-ring {
    position: relative;
    width: 100px;
    height: 100px;
}

.syd-progress-ring svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}

.syd-progress-ring-bg {
    fill: none;
    stroke: var(--syd-gray-100);
    stroke-width: 8;
}

.syd-progress-ring-fill {
    fill: none;
    stroke: var(--syd-primary);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset var(--syd-duration-slow) var(--syd-ease-out);
}

.syd-progress-ring-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--syd-font-mono);
    font-size: var(--syd-text-xl);
    font-weight: 500;
    color: var(--syd-gray-900);
}

.syd-progress-label {
    display: block;
    margin-top: var(--syd-space-2);
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-500);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========================================
   Spinner
   ======================================== */

.syd-spinner {
    animation: syd-spin 1s linear infinite;
}

.syd-spinner-circle {
    stroke-dasharray: 60;
    stroke-dashoffset: 45;
    stroke-linecap: round;
}

@keyframes syd-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========================================
   Registration Page
   ======================================== */

.syd-registration-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--syd-space-8) var(--syd-space-4);
    background: linear-gradient(135deg, var(--syd-gray-50) 0%, var(--syd-primary-light) 100%);
}

.syd-registration-container {
    width: 100%;
    max-width: 480px;
}

.syd-registration-card {
    padding: var(--syd-space-8);
}

.syd-registration-header {
    text-align: center;
    margin-bottom: var(--syd-space-8);
}

/* Error State Page */
.syd-error-state {
    text-align: center;
    padding: var(--syd-space-8) 0;
}

.syd-error-icon {
    margin-bottom: var(--syd-space-6);
}

.syd-error-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-2xl);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-4);
}

.syd-error-message {
    font-size: var(--syd-text-base);
    color: var(--syd-gray-600);
    margin: 0 0 var(--syd-space-6);
}

.syd-error-contact {
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-500);
    margin-top: var(--syd-space-6);
}

/* ========================================
   Dashboard Layout
   ======================================== */

.syd-dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.syd-sidebar {
    width: 260px;
    background: white;
    border-right: var(--syd-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.syd-sidebar-header {
    padding: var(--syd-space-6);
    border-bottom: var(--syd-border);
}

.syd-sidebar-logo {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-base);
    font-weight: 600;
    color: var(--syd-primary);
    margin: 0;
    line-height: 1.3;
}

.syd-sidebar-nav {
    flex: 1;
    padding: var(--syd-space-4);
    overflow-y: auto;
}

.syd-nav-item {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    padding: var(--syd-space-3) var(--syd-space-4);
    border-radius: var(--syd-radius-md);
    color: var(--syd-gray-600);
    text-decoration: none;
    font-size: var(--syd-text-sm);
    font-weight: 500;
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
    margin-bottom: var(--syd-space-1);
}

.syd-nav-item:hover {
    background: var(--syd-gray-50);
    color: var(--syd-gray-900);
}

.syd-nav-item-active {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
}

.syd-nav-icon {
    flex-shrink: 0;
}

.syd-sidebar-footer {
    padding: var(--syd-space-4);
    border-top: var(--syd-border);
}

.syd-nav-logout {
    color: var(--syd-gray-500);
}

.syd-nav-logout:hover {
    background: var(--syd-error-light);
    color: var(--syd-error);
}

/* Nav Dropdown */
.syd-nav-dropdown {
    margin-bottom: var(--syd-space-1);
}

.syd-nav-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    width: 100%;
    padding: var(--syd-space-3) var(--syd-space-4);
    border-radius: var(--syd-radius-md);
    color: var(--syd-gray-600);
    text-decoration: none;
    font-size: var(--syd-text-sm);
    font-weight: 500;
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.syd-nav-dropdown-toggle:hover {
    background: var(--syd-gray-50);
    color: var(--syd-gray-900);
}

.syd-nav-dropdown-toggle.syd-nav-item-active {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
}

.syd-nav-dropdown-toggle span:not(.syd-nav-chevron) {
    flex: 1;
}

.syd-nav-chevron {
    margin-left: auto;
    transition: transform var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-nav-dropdown-open .syd-nav-chevron {
    transform: rotate(180deg);
}

.syd-nav-dropdown-content {
    display: none;
    padding: var(--syd-space-2) 0 var(--syd-space-2) var(--syd-space-2);
}

.syd-nav-dropdown-open .syd-nav-dropdown-content {
    display: block;
}

/* Progress bar inside dropdown */
.syd-modules-progress {
    padding: var(--syd-space-3);
    background: var(--syd-gray-50);
    border-radius: var(--syd-radius-md);
    margin-bottom: var(--syd-space-2);
}

.syd-modules-progress-info {
    display: flex;
    justify-content: space-between;
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-500);
    margin-bottom: var(--syd-space-2);
}

.syd-modules-progress-bar {
    height: 4px;
    background: var(--syd-gray-200);
    border-radius: var(--syd-radius-full);
    overflow: hidden;
}

.syd-modules-progress-fill {
    height: 100%;
    background: var(--syd-primary);
    border-radius: var(--syd-radius-full);
    transition: width var(--syd-duration-normal) var(--syd-ease-out);
}

/* Main Content */
.syd-main-content {
    flex: 1;
    margin-left: 260px;
    padding: var(--syd-space-8);
    max-width: 1200px;
}

/* Welcome Banner */
.syd-welcome-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--syd-space-8);
    margin-bottom: var(--syd-space-8);
    background: linear-gradient(135deg, white 0%, var(--syd-primary-light) 100%);
}

.syd-welcome-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-3xl);
    font-weight: 700;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-2);
}

.syd-welcome-subtitle {
    font-size: var(--syd-text-base);
    color: var(--syd-gray-600);
    margin: 0;
    max-width: 500px;
}

.syd-welcome-progress {
    flex-shrink: 0;
}

/* Onboarding Steps */
.syd-onboarding-steps {
    margin-bottom: var(--syd-space-8);
}

.syd-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--syd-space-6);
}

.syd-step-card {
    display: flex;
    gap: var(--syd-space-4);
    padding: var(--syd-space-6);
    position: relative;
}

.syd-step-number {
    width: 36px;
    height: 36px;
    border-radius: var(--syd-radius-full);
    background: var(--syd-gray-100);
    color: var(--syd-gray-500);
    font-family: var(--syd-font-mono);
    font-weight: 600;
    font-size: var(--syd-text-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.syd-step-active .syd-step-number {
    background: var(--syd-primary);
    color: white;
}

.syd-step-complete .syd-step-number {
    background: var(--syd-success);
    color: white;
}

.syd-step-locked {
    opacity: 0.6;
}

.syd-step-optional {
    opacity: 0.55;
}

.syd-step-optional:hover {
    opacity: 0.85;
}

.syd-step-optional-badge {
    position: absolute;
    top: var(--syd-space-3);
    right: var(--syd-space-4);
    font-family: var(--syd-font-mono);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--syd-gray-500);
    background: var(--syd-gray-100);
    padding: 2px var(--syd-space-2);
    border-radius: var(--syd-radius-full);
}

.syd-step-content {
    flex: 1;
}

.syd-step-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-base);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-2);
}

.syd-step-description {
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-500);
    margin: 0 0 var(--syd-space-4);
}

/* Modules Section */
.syd-modules-section {
    margin-bottom: var(--syd-space-8);
}

.syd-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--syd-space-4);
}

.syd-section-header .syd-section-title {
    margin-bottom: 0;
}

.syd-section-header-left {
    display: flex;
    align-items: center;
    gap: var(--syd-space-4);
    flex-wrap: wrap;
}

.syd-training-progress-inline {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
}

.syd-training-progress-bar {
    width: 120px;
    height: 8px;
    background: var(--syd-gray-200);
    border-radius: var(--syd-radius-full);
    overflow: hidden;
}

.syd-training-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--syd-primary), var(--syd-success));
    border-radius: var(--syd-radius-full);
    transition: width var(--syd-duration-slow) var(--syd-ease-out);
}

.syd-training-progress-text {
    font-size: var(--syd-text-sm);
    font-weight: 600;
    color: var(--syd-primary);
    white-space: nowrap;
}

.syd-dashboard-modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--syd-space-4);
}

.syd-dashboard-module-card {
    display: flex;
    align-items: center;
    gap: var(--syd-space-4);
    padding: var(--syd-space-4);
    position: relative;
    transition: transform var(--syd-duration-fast) var(--syd-ease-out), box-shadow var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-dashboard-module-card.syd-module-active {
    cursor: pointer;
}

.syd-dashboard-module-card.syd-module-active:hover {
    transform: translateY(-2px);
    box-shadow: var(--syd-shadow-lg);
}

.syd-dashboard-module-card.syd-module-locked {
    opacity: 0.6;
}

.syd-dashboard-module-card .syd-module-link {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.syd-module-order {
    width: 40px;
    height: 40px;
    border-radius: var(--syd-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--syd-text-lg);
    flex-shrink: 0;
}

.syd-module-active .syd-module-order {
    background: var(--syd-primary);
    color: white;
}

.syd-module-done .syd-module-order {
    background: var(--syd-success);
    color: white;
}

.syd-module-locked .syd-module-order {
    background: var(--syd-gray-200);
    color: var(--syd-gray-500);
}

.syd-module-details {
    flex: 1;
    min-width: 0;
}

.syd-module-details h4 {
    font-size: var(--syd-text-sm);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-1) 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.syd-module-lesson-count {
    display: block;
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-500);
    margin-bottom: var(--syd-space-1);
}

.syd-badge-current {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
}

.syd-more-modules {
    text-align: center;
    margin-top: var(--syd-space-4);
}

.syd-more-modules a {
    color: var(--syd-primary);
    text-decoration: none;
    font-weight: 500;
}

.syd-more-modules a:hover {
    text-decoration: underline;
}

/* Documents Section */
.syd-documents-section {
    margin-bottom: var(--syd-space-8);
}

.syd-documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--syd-space-4);
}

.syd-document-card {
    display: flex;
    align-items: center;
    gap: var(--syd-space-4);
    padding: var(--syd-space-4);
}

.syd-document-icon {
    flex-shrink: 0;
}

.syd-document-info {
    flex: 1;
    min-width: 0;
}

.syd-document-info h4 {
    font-size: var(--syd-text-sm);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-1);
}

.syd-document-date {
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-500);
}

.syd-document-actions {
    display: flex;
    gap: var(--syd-space-2);
    flex-shrink: 0;
}

.syd-document-actions .syd-btn {
    white-space: nowrap;
}

.syd-btn-ghost {
    background: transparent;
    color: var(--syd-gray-500);
    border: none;
    padding: var(--syd-space-2) var(--syd-space-3);
}

.syd-btn-ghost:hover {
    background: var(--syd-gray-100);
    color: var(--syd-gray-700);
}

.syd-spinner {
    animation: syd-spin 1s linear infinite;
}

@keyframes syd-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Empty State */
.syd-empty-state {
    text-align: center;
    padding: var(--syd-space-8);
    color: var(--syd-gray-500);
}

.syd-empty-state svg {
    margin-bottom: var(--syd-space-4);
}

.syd-coming-soon {
    text-align: center;
    padding: var(--syd-space-8);
    color: var(--syd-gray-500);
    background: white;
    border: var(--syd-border);
    border-radius: var(--syd-radius-lg);
}

/* Mobile Navigation Toggle */
.syd-mobile-nav-toggle {
    display: none;
    position: fixed;
    bottom: var(--syd-space-6);
    right: var(--syd-space-6);
    width: 56px;
    height: 56px;
    border-radius: var(--syd-radius-full);
    background: var(--syd-primary);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: var(--syd-shadow-lg);
    z-index: 99;
    align-items: center;
    justify-content: center;
}

/* ========================================
   Animations
   ======================================== */

@keyframes syd-fade-up {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.syd-animate-in {
    animation: syd-fade-up var(--syd-duration-enter) var(--syd-ease-out) both;
}

/* Staggered children */
.syd-stagger > *:nth-child(1) { animation-delay: 0ms; }
.syd-stagger > *:nth-child(2) { animation-delay: 60ms; }
.syd-stagger > *:nth-child(3) { animation-delay: 120ms; }
.syd-stagger > *:nth-child(4) { animation-delay: 180ms; }
.syd-stagger > *:nth-child(5) { animation-delay: 240ms; }
.syd-stagger > *:nth-child(6) { animation-delay: 300ms; }

/* Skeleton Loading */
@keyframes syd-skeleton-pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.7; }
}

.syd-skeleton {
    background: linear-gradient(90deg, var(--syd-gray-100) 25%, var(--syd-gray-200) 50%, var(--syd-gray-100) 75%);
    background-size: 200% 100%;
    animation: syd-skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: var(--syd-radius-sm);
}

/* ========================================
   Reduced Motion
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
    .syd-sidebar {
        transform: translateX(-100%);
        transition: transform var(--syd-duration-normal) var(--syd-ease-out);
    }

    .syd-sidebar.syd-sidebar-open {
        transform: translateX(0);
    }

    .syd-main-content {
        margin-left: 0;
    }

    .syd-mobile-nav-toggle {
        display: flex;
    }

    .syd-welcome-banner {
        flex-direction: column;
        text-align: center;
        gap: var(--syd-space-6);
    }

    .syd-welcome-subtitle {
        max-width: none;
    }
}

@media (max-width: 768px) {
    .syd-main-content {
        padding: var(--syd-space-4);
    }

    .syd-steps-grid {
        grid-template-columns: 1fr;
    }

    .syd-registration-card {
        padding: var(--syd-space-6);
    }
}

@media (max-width: 640px) {
    .syd-page-title {
        font-size: var(--syd-text-2xl);
    }

    .syd-welcome-title {
        font-size: var(--syd-text-2xl);
    }
}

/* ========================================
   Focus States (Accessibility)
   ======================================== */

.syd-btn:focus-visible,
.syd-input:focus-visible,
.syd-nav-item:focus-visible {
    outline: 2px solid var(--syd-primary);
    outline-offset: 2px;
}

/* ========================================
   Contract Page
   ======================================== */

.syd-contract-page {
    min-height: 100vh;
    background: var(--syd-gray-50);
}

.syd-contract-layout {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--syd-space-6);
}

.syd-contract-header {
    text-align: center;
    margin-bottom: var(--syd-space-8);
    padding: var(--syd-space-8) var(--syd-space-4);
    background: linear-gradient(135deg, var(--syd-primary) 0%, #3B6B96 100%);
    border-radius: var(--syd-radius-lg);
    color: white;
    position: relative;
    overflow: hidden;
}

.syd-contract-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.syd-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--syd-space-2);
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: var(--syd-text-sm);
    margin-bottom: var(--syd-space-4);
    transition: color var(--syd-duration-fast);
    position: relative;
    z-index: 1;
}

.syd-back-link:hover {
    color: white;
}

.syd-contract-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-3xl);
    font-weight: 700;
    color: white;
    margin: 0 0 var(--syd-space-2);
    position: relative;
    z-index: 1;
}

.syd-contract-subtitle {
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
    position: relative;
    z-index: 1;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.syd-contract-container {
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-6);
}

.syd-contract-document {
    position: relative;
    padding: 0;
    overflow: hidden;
    border: none;
    box-shadow: var(--syd-shadow-lg);
}

.syd-contract-document::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--syd-primary), #3B6B96);
    z-index: 11;
}

.syd-contract-scroll-indicator {
    position: absolute;
    top: 6px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--syd-gray-200);
    z-index: 10;
}

.syd-contract-scroll-progress {
    height: 100%;
    width: 0;
    background: var(--syd-success);
    transition: width var(--syd-duration-fast);
    border-radius: 0 2px 2px 0;
}

.syd-contract-content {
    max-height: 500px;
    overflow-y: auto;
    padding: var(--syd-space-8);
    padding-top: calc(var(--syd-space-8) + 12px);
    line-height: 1.75;
    font-size: var(--syd-text-base);
    color: var(--syd-gray-700);
}

/* Contract Document Header */
.syd-contract-content > p:first-of-type {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 700;
    color: var(--syd-primary);
    text-align: center;
    padding-bottom: var(--syd-space-4);
    margin-bottom: var(--syd-space-6);
    border-bottom: 2px solid var(--syd-primary-light);
}

/* Contract Subheader (following lines after title) */
.syd-contract-content > p:nth-of-type(2),
.syd-contract-content > p:nth-of-type(3) {
    text-align: center;
    color: var(--syd-gray-600);
    margin-bottom: var(--syd-space-2);
}

.syd-contract-content > p:nth-of-type(3) {
    margin-bottom: var(--syd-space-8);
}

/* Section Headers (numbered sections like "1. EMPLOYMENT RELATIONSHIP") */
.syd-contract-content > p strong:only-child,
.syd-contract-content > p > strong:first-child {
    display: block;
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-base);
    font-weight: 600;
    color: var(--syd-gray-900);
    background: linear-gradient(135deg, var(--syd-primary-light) 0%, #f0f4f8 100%);
    padding: var(--syd-space-3) var(--syd-space-4);
    margin: var(--syd-space-8) calc(var(--syd-space-4) * -1) var(--syd-space-4);
    border-left: 4px solid var(--syd-primary);
    border-radius: 0 var(--syd-radius-sm) var(--syd-radius-sm) 0;
    letter-spacing: 0.02em;
}

.syd-contract-content > p:first-of-type + p strong:only-child,
.syd-contract-content > p:nth-of-type(4) strong:only-child {
    margin-top: var(--syd-space-4);
}

.syd-contract-content h1,
.syd-contract-content h2,
.syd-contract-content h3 {
    font-family: var(--syd-font-display);
    color: var(--syd-gray-900);
    margin-top: var(--syd-space-8);
    margin-bottom: var(--syd-space-4);
}

.syd-contract-content h1 {
    font-size: var(--syd-text-xl);
    font-weight: 700;
    text-align: center;
    color: var(--syd-primary);
    padding-bottom: var(--syd-space-4);
    border-bottom: 2px solid var(--syd-primary-light);
}

.syd-contract-content h2 {
    font-size: var(--syd-text-lg);
    font-weight: 600;
    background: linear-gradient(135deg, var(--syd-primary-light) 0%, #f0f4f8 100%);
    padding: var(--syd-space-3) var(--syd-space-4);
    margin-left: calc(var(--syd-space-4) * -1);
    margin-right: calc(var(--syd-space-4) * -1);
    border-left: 4px solid var(--syd-primary);
    border-radius: 0 var(--syd-radius-sm) var(--syd-radius-sm) 0;
}

.syd-contract-content h3 {
    font-size: var(--syd-text-base);
    font-weight: 600;
    color: var(--syd-gray-800);
}

.syd-contract-content h1:first-child,
.syd-contract-content h2:first-child {
    margin-top: 0;
}

.syd-contract-content p {
    margin-bottom: var(--syd-space-4);
    text-align: justify;
    hyphens: auto;
}

.syd-contract-content ul,
.syd-contract-content ol {
    margin-bottom: var(--syd-space-6);
    padding-left: var(--syd-space-2);
    list-style: none;
}

.syd-contract-content li {
    margin-bottom: var(--syd-space-3);
    padding-left: var(--syd-space-6);
    position: relative;
}

.syd-contract-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--syd-primary);
    border-radius: 50%;
}

.syd-contract-content ol {
    counter-reset: list-counter;
}

.syd-contract-content ol li {
    counter-increment: list-counter;
}

.syd-contract-content ol li::before {
    content: counter(list-counter) ".";
    position: absolute;
    left: 0;
    font-weight: 600;
    color: var(--syd-primary);
}

/* Strong text styling */
.syd-contract-content strong {
    color: var(--syd-gray-900);
    font-weight: 600;
}

/* Emphasis text */
.syd-contract-content em {
    color: var(--syd-gray-700);
    font-style: italic;
}

/* Links in contract */
.syd-contract-content a {
    color: var(--syd-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.syd-contract-content a:hover {
    color: var(--syd-primary-hover);
}

.syd-contract-fade {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, white, transparent);
    pointer-events: none;
}

/* Signature Section */
.syd-signature-section {
    padding: var(--syd-space-6);
    border-top: 4px solid var(--syd-primary);
}

.syd-signature-section .syd-section-title {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
}

.syd-signature-section .syd-section-title::before {
    content: '';
    width: 40px;
    height: 40px;
    background: var(--syd-primary-light);
    border-radius: var(--syd-radius-md);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%231E3A5F' stroke-width='2'%3E%3Cpath d='M17 3a2.85 2.83 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5L17 3z'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    flex-shrink: 0;
}

.syd-signature-pad-wrapper {
    position: relative;
    background: var(--syd-gray-50);
    border: 2px dashed var(--syd-gray-300);
    border-radius: var(--syd-radius-md);
    margin-bottom: var(--syd-space-3);
    overflow: hidden;
}

.syd-signature-pad {
    display: block;
    width: 100%;
    cursor: crosshair;
    touch-action: none;
}

.syd-signature-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--syd-gray-400);
    font-size: var(--syd-text-lg);
    pointer-events: none;
    transition: opacity var(--syd-duration-fast);
}

/* Checkbox Label */
.syd-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--syd-space-3);
    cursor: pointer;
}

.syd-checkbox-label input[type="checkbox"] {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--syd-primary);
}

.syd-checkbox-text {
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-600);
    line-height: 1.5;
}

/* ========================================
   Handbook Page
   ======================================== */

.syd-handbook-page {
    min-height: 100vh;
    background: var(--syd-gray-50);
}

.syd-handbook-layout {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--syd-space-6);
}

.syd-handbook-header {
    text-align: center;
    margin-bottom: var(--syd-space-8);
}

.syd-handbook-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-3xl);
    font-weight: 700;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-2);
}

.syd-handbook-subtitle {
    color: var(--syd-gray-500);
    margin: 0;
}

.syd-handbook-container {
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-6);
}

.syd-handbook-document {
    padding: var(--syd-space-8);
}

.syd-handbook-content {
    max-width: 680px;
    margin: 0 auto;
    line-height: 1.8;
}

.syd-handbook-content h1,
.syd-handbook-content h2,
.syd-handbook-content h3 {
    font-family: var(--syd-font-display);
    color: var(--syd-gray-900);
    margin-top: var(--syd-space-8);
    margin-bottom: var(--syd-space-4);
}

.syd-handbook-content h1:first-child,
.syd-handbook-content h2:first-child {
    margin-top: 0;
}

.syd-handbook-content p {
    margin-bottom: var(--syd-space-4);
}

.syd-handbook-content ul,
.syd-handbook-content ol {
    margin-bottom: var(--syd-space-4);
    padding-left: var(--syd-space-6);
}

.syd-handbook-content li {
    margin-bottom: var(--syd-space-2);
}

.syd-handbook-content blockquote {
    border-left: 4px solid var(--syd-primary-light);
    padding-left: var(--syd-space-4);
    margin: var(--syd-space-6) 0;
    color: var(--syd-gray-600);
    font-style: italic;
}

/* Acknowledgment Section */
.syd-acknowledgment-section {
    padding: var(--syd-space-6);
}

.syd-form-intro {
    color: var(--syd-gray-600);
    margin-bottom: var(--syd-space-6);
}

/* Notice Styles */
.syd-notice-warning {
    background: var(--syd-warning-light);
    color: #92400E;
}

/* Contract/Handbook Responsive */
@media (max-width: 768px) {
    .syd-contract-layout,
    .syd-handbook-layout {
        padding: var(--syd-space-4);
    }

    .syd-contract-header {
        padding: var(--syd-space-6) var(--syd-space-4);
        margin-left: calc(var(--syd-space-4) * -1);
        margin-right: calc(var(--syd-space-4) * -1);
        border-radius: 0;
    }

    .syd-contract-title,
    .syd-handbook-title {
        font-size: var(--syd-text-2xl);
    }

    .syd-contract-content {
        max-height: 350px;
        padding: var(--syd-space-4);
    }

    .syd-contract-content > p strong:only-child,
    .syd-contract-content > p > strong:first-child,
    .syd-contract-content h2 {
        margin-left: calc(var(--syd-space-2) * -1);
        margin-right: calc(var(--syd-space-2) * -1);
        padding: var(--syd-space-2) var(--syd-space-3);
        font-size: var(--syd-text-sm);
    }

    .syd-handbook-document {
        padding: var(--syd-space-4);
    }
}

/* ========================================
   Training Modules
   ======================================== */

/* Training List Page */
.syd-training-page {
    min-height: 100vh;
    background: var(--syd-gray-50);
}

.syd-training-layout {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--syd-space-6);
}

.syd-training-header {
    text-align: center;
    margin-bottom: var(--syd-space-8);
    padding: var(--syd-space-8) var(--syd-space-4);
    background: linear-gradient(135deg, var(--syd-primary) 0%, #3B6B96 100%);
    border-radius: var(--syd-radius-lg);
    color: white;
    position: relative;
}

.syd-training-header .syd-back-link {
    color: rgba(255, 255, 255, 0.8);
}

.syd-training-header .syd-back-link:hover {
    color: white;
}

.syd-training-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-3xl);
    font-weight: 700;
    color: white;
    margin: 0 0 var(--syd-space-2);
}

.syd-training-subtitle {
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 var(--syd-space-6);
}

/* Overall Progress */
.syd-overall-progress {
    max-width: 400px;
    margin: 0 auto;
}

.syd-progress-bar-large {
    height: 10px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--syd-radius-full);
    overflow: hidden;
    margin-bottom: var(--syd-space-2);
}

.syd-progress-fill-large {
    height: 100%;
    background: white;
    border-radius: var(--syd-radius-full);
    transition: width var(--syd-duration-slow) var(--syd-ease-out);
}

.syd-progress-text-large {
    font-size: var(--syd-text-sm);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

/* Module Cards */
.syd-modules-list {
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-4);
}

.syd-module-card {
    display: flex;
    align-items: center;
    gap: var(--syd-space-4);
    padding: var(--syd-space-4) var(--syd-space-6);
    background: white;
    border: 1px solid var(--syd-gray-200);
    border-radius: var(--syd-radius-lg);
    transition: all var(--syd-duration-normal) var(--syd-ease-out);
}

.syd-module-card:hover {
    box-shadow: var(--syd-shadow-md);
}

.syd-module-number {
    width: 48px;
    height: 48px;
    border-radius: var(--syd-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-lg);
    font-weight: 600;
    flex-shrink: 0;
}

.syd-module-available .syd-module-number {
    background: var(--syd-primary);
    color: white;
}

.syd-module-completed .syd-module-number {
    background: var(--syd-success);
    color: white;
}

.syd-module-locked .syd-module-number {
    background: var(--syd-gray-100);
    color: var(--syd-gray-400);
}

.syd-module-info {
    flex: 1;
    min-width: 0;
}

.syd-module-title {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-base);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-1);
}

.syd-module-locked .syd-module-title {
    color: var(--syd-gray-500);
}

.syd-module-score {
    font-size: var(--syd-text-sm);
    color: var(--syd-success);
    font-weight: 500;
}

.syd-module-locked-text {
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-400);
}

.syd-module-current-badge {
    display: inline-block;
    font-size: var(--syd-text-xs);
    font-weight: 600;
    color: var(--syd-primary);
    background: var(--syd-primary-light);
    padding: var(--syd-space-1) var(--syd-space-2);
    border-radius: var(--syd-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Module Title Row with Badge */
.syd-module-title-row {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
}

/* NEW Badge */
.syd-new-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    color: white;
    background: var(--syd-success);
    padding: 2px 6px;
    border-radius: var(--syd-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

/* Sidebar NEW Badge */
.syd-sidebar-module-header .syd-new-badge {
    font-size: 9px;
    padding: 1px 4px;
    margin-left: auto;
}

.syd-module-action {
    flex-shrink: 0;
}

.syd-btn-disabled {
    background: var(--syd-gray-100);
    color: var(--syd-gray-400);
    cursor: not-allowed;
}

/* Module cards with lessons */
.syd-module-has-lessons {
    flex-direction: column;
    padding: 0;
}

.syd-module-has-lessons .syd-module-header {
    display: flex;
    align-items: center;
    gap: var(--syd-space-4);
    padding: var(--syd-space-4) var(--syd-space-6);
    width: 100%;
}

.syd-module-lesson-count {
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-500);
}

.syd-toggle-lessons {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
}

.syd-toggle-lessons .syd-chevron {
    transition: transform var(--syd-duration-fast) var(--syd-ease-out);
}

/* Lessons List */
.syd-lessons-list {
    border-top: 1px solid var(--syd-gray-100);
    padding: var(--syd-space-2) var(--syd-space-4) var(--syd-space-4);
    background: var(--syd-gray-50);
}

.syd-lesson-card {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    padding: var(--syd-space-3) var(--syd-space-4);
    background: white;
    border: 1px solid var(--syd-gray-200);
    border-radius: var(--syd-radius-md);
    margin-top: var(--syd-space-2);
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-lesson-card:hover {
    border-color: var(--syd-gray-300);
}

.syd-lesson-number {
    width: 32px;
    height: 32px;
    border-radius: var(--syd-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--syd-text-sm);
    font-weight: 600;
    flex-shrink: 0;
}

.syd-lesson-available .syd-lesson-number {
    background: var(--syd-primary);
    color: white;
}

.syd-lesson-completed .syd-lesson-number {
    background: var(--syd-success);
    color: white;
}

.syd-lesson-locked .syd-lesson-number {
    background: var(--syd-gray-100);
    color: var(--syd-gray-400);
}

.syd-lesson-info {
    flex: 1;
    min-width: 0;
}

.syd-lesson-title {
    font-size: var(--syd-text-sm);
    font-weight: 500;
    color: var(--syd-gray-900);
    margin: 0;
}

.syd-lesson-locked .syd-lesson-title {
    color: var(--syd-gray-500);
}

.syd-lesson-score {
    font-size: var(--syd-text-xs);
    color: var(--syd-success);
}

.syd-lesson-current {
    font-size: var(--syd-text-xs);
    font-weight: 600;
    color: var(--syd-primary);
}

.syd-lesson-action {
    flex-shrink: 0;
}

.syd-btn-xs {
    padding: var(--syd-space-1) var(--syd-space-3);
    font-size: 11px;
}

/* Sidebar progress section */
.syd-sidebar-progress-section {
    padding: var(--syd-space-3) var(--syd-space-4);
    border-bottom: 1px solid var(--syd-gray-100);
}

/* Sidebar modules navigation */
.syd-sidebar-modules-nav {
    padding: var(--syd-space-2) var(--syd-space-3);
    flex: 1;
    overflow-y: auto;
}

.syd-sidebar-module {
    margin-bottom: var(--syd-space-1);
}

.syd-sidebar-module-header {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
    padding: var(--syd-space-2) var(--syd-space-3);
    border-radius: var(--syd-radius-md);
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-600);
}

.syd-sidebar-module-active .syd-sidebar-module-header {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
    font-weight: 500;
}

.syd-sidebar-module-num {
    width: 22px;
    height: 22px;
    border-radius: var(--syd-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--syd-text-xs);
    font-weight: 600;
    flex-shrink: 0;
}

.syd-sidebar-module-num.available {
    background: var(--syd-primary);
    color: white;
}

.syd-sidebar-module-num.completed {
    background: var(--syd-success);
    color: white;
}

.syd-sidebar-module-num.locked {
    background: var(--syd-gray-200);
    color: var(--syd-gray-500);
}

.syd-sidebar-module-title {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sidebar lessons */
.syd-sidebar-lessons {
    list-style: none;
    padding: 0;
    margin: 0 0 0 var(--syd-space-4);
    border-left: 2px solid var(--syd-gray-200);
}

.syd-sidebar-lesson {
    margin: 0;
}

.syd-sidebar-lesson a,
.syd-sidebar-lesson .disabled {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
    padding: var(--syd-space-2) var(--syd-space-3);
    margin-left: var(--syd-space-2);
    font-size: var(--syd-text-xs);
    color: var(--syd-gray-600);
    text-decoration: none;
    border-radius: var(--syd-radius-sm);
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-sidebar-lesson a:hover {
    background: var(--syd-gray-100);
}

.syd-sidebar-lesson.current a {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
    font-weight: 500;
}

.syd-sidebar-lesson.locked .disabled {
    color: var(--syd-gray-400);
    cursor: not-allowed;
}

.syd-sidebar-lesson-num {
    width: 18px;
    height: 18px;
    border-radius: var(--syd-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    flex-shrink: 0;
    background: var(--syd-gray-200);
    color: var(--syd-gray-600);
}

.syd-sidebar-lesson.current .syd-sidebar-lesson-num {
    background: var(--syd-primary);
    color: white;
}

.syd-sidebar-lesson.completed .syd-sidebar-lesson-num {
    background: var(--syd-success);
    color: white;
}

.syd-sidebar-lesson-title {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sidebar Sub-lessons */
.syd-sidebar-sublessons {
    list-style: none;
    margin: var(--syd-space-1) 0 0 0;
    padding: 0 0 0 var(--syd-space-6);
}

.syd-sidebar-sublesson {
    margin-bottom: 0;
}

.syd-sidebar-sublesson a,
.syd-sidebar-sublesson .disabled {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
    padding: var(--syd-space-1) var(--syd-space-2);
    font-size: var(--syd-text-xs);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    border-radius: var(--syd-radius-sm);
    transition: all 0.15s ease;
}

.syd-sidebar-sublesson a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.syd-sidebar-sublesson.current a {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    font-weight: 500;
}

.syd-sidebar-sublesson.locked .disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.syd-sidebar-sublesson .syd-sidebar-lesson-num {
    width: 16px;
    height: 16px;
    font-size: 8px;
    background: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
}

.syd-sidebar-sublesson.completed .syd-sidebar-lesson-num {
    background: var(--syd-success);
    color: white;
}

.syd-sidebar-sublesson.current .syd-sidebar-lesson-num {
    background: var(--syd-primary);
    color: white;
}

/* Sub-lessons in training list */
.syd-sublessons-list {
    margin-left: var(--syd-space-8);
    padding-left: var(--syd-space-4);
    border-left: 2px solid var(--syd-gray-200);
}

.syd-sublesson-card {
    padding: var(--syd-space-3) var(--syd-space-4);
}

.syd-sublesson-card .syd-lesson-number {
    width: 32px;
    height: 32px;
    font-size: var(--syd-text-xs);
}

.syd-sublesson-card .syd-lesson-title {
    font-size: var(--syd-text-sm);
}

/* Module breadcrumb */
.syd-module-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-500);
    margin-bottom: var(--syd-space-2);
}

.syd-breadcrumb-module {
    color: var(--syd-gray-600);
}

.syd-breadcrumb-lesson {
    color: var(--syd-primary);
    font-weight: 500;
}

/* Single Module Page */
.syd-module-page {
    min-height: 100vh;
    background: var(--syd-gray-50);
}

/* Module Page with Sidebar Layout */
.syd-module-with-sidebar {
    display: flex;
}

/* Left Sidebar */
.syd-module-sidebar {
    width: 280px;
    min-width: 280px;
    height: 100vh;
    position: sticky;
    top: 0;
    background: white;
    border-right: 1px solid var(--syd-gray-200);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.syd-sidebar-header {
    padding: var(--syd-space-4);
    border-bottom: 1px solid var(--syd-gray-100);
}

.syd-sidebar-back {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
    color: var(--syd-gray-600);
    text-decoration: none;
    font-size: var(--syd-text-sm);
    font-weight: 500;
    padding: var(--syd-space-2);
    margin: calc(-1 * var(--syd-space-2));
    border-radius: var(--syd-radius-md);
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-sidebar-back:hover {
    background: var(--syd-gray-100);
    color: var(--syd-gray-900);
}

.syd-sidebar-progress {
    padding: var(--syd-space-4);
    border-bottom: 1px solid var(--syd-gray-100);
}

.syd-sidebar-progress-text {
    display: flex;
    justify-content: space-between;
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-600);
    margin-bottom: var(--syd-space-2);
}

.syd-sidebar-progress-text strong {
    color: var(--syd-primary);
}

.syd-sidebar-progress-bar {
    height: 6px;
    background: var(--syd-gray-200);
    border-radius: var(--syd-radius-full);
    overflow: hidden;
}

.syd-sidebar-progress-fill {
    height: 100%;
    background: var(--syd-primary);
    border-radius: var(--syd-radius-full);
    transition: width var(--syd-duration-normal) var(--syd-ease-out);
}

.syd-sidebar-modules {
    flex: 1;
    padding: var(--syd-space-4);
    overflow-y: auto;
}

.syd-sidebar-title {
    font-size: var(--syd-text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--syd-gray-500);
    margin: 0 0 var(--syd-space-3) 0;
}

.syd-module-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.syd-module-item {
    margin-bottom: var(--syd-space-1);
}

.syd-module-item a,
.syd-module-item .syd-module-link-disabled {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    padding: var(--syd-space-2) var(--syd-space-3);
    border-radius: var(--syd-radius-md);
    text-decoration: none;
    color: var(--syd-gray-700);
    font-size: var(--syd-text-sm);
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-module-item a:hover {
    background: var(--syd-gray-100);
}

.syd-module-item.syd-module-current a {
    background: var(--syd-primary-light);
    color: var(--syd-primary);
    font-weight: 600;
}

.syd-module-item.syd-module-locked .syd-module-link-disabled {
    color: var(--syd-gray-400);
    cursor: not-allowed;
}

.syd-module-num {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--syd-radius-full);
    font-size: var(--syd-text-xs);
    font-weight: 600;
    flex-shrink: 0;
}

.syd-module-item:not(.syd-module-done):not(.syd-module-locked) .syd-module-num {
    background: var(--syd-gray-200);
    color: var(--syd-gray-600);
}

.syd-module-item.syd-module-current .syd-module-num {
    background: var(--syd-primary);
    color: white;
}

.syd-module-item.syd-module-done .syd-module-num {
    background: var(--syd-success);
    color: white;
}

.syd-module-item.syd-module-locked .syd-module-num {
    background: var(--syd-gray-100);
    color: var(--syd-gray-400);
}

.syd-module-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Mobile Sidebar Toggle */
.syd-sidebar-toggle {
    display: none;
    position: fixed;
    bottom: var(--syd-space-4);
    left: var(--syd-space-4);
    z-index: 100;
    background: var(--syd-primary);
    color: white;
    border: none;
    border-radius: var(--syd-radius-full);
    padding: var(--syd-space-3) var(--syd-space-4);
    font-size: var(--syd-text-sm);
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--syd-shadow-lg);
    align-items: center;
    gap: var(--syd-space-2);
}

/* Main Content Area */
.syd-module-main {
    flex: 1;
    min-width: 0;
}

.syd-module-layout {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--syd-space-6);
}

.syd-module-header {
    margin-bottom: var(--syd-space-6);
}

.syd-module-header-info {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    margin-bottom: var(--syd-space-2);
}

.syd-module-badge {
    font-size: var(--syd-text-sm);
    font-weight: 600;
    color: var(--syd-primary);
    background: var(--syd-primary-light);
    padding: var(--syd-space-1) var(--syd-space-3);
    border-radius: var(--syd-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.syd-module-header .syd-module-title {
    font-size: var(--syd-text-3xl);
    margin: 0;
}

.syd-module-container {
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-6);
}

/* Video Wrapper */
.syd-module-video {
    padding: 0;
    overflow: hidden;
}

.syd-video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.syd-video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Video Placeholder */
.syd-video-placeholder-card {
    background: #000 !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: var(--syd-radius-lg);
    overflow: hidden;
}

.syd-video-placeholder {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    background: #000;
}

.syd-video-placeholder .syd-placeholder-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
    padding: var(--syd-space-6);
}

.syd-video-placeholder svg {
    opacity: 0.3;
    margin-bottom: var(--syd-space-4);
    color: #fff;
}

.syd-video-placeholder h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    margin: 0 0 var(--syd-space-2) 0;
}

.syd-video-placeholder p {
    font-size: var(--syd-text-sm);
    margin: 0;
    max-width: 300px;
    color: rgba(255, 255, 255, 0.4);
}

/* Module Content */
.syd-module-content {
    padding: var(--syd-space-8);
}

.syd-content-body {
    line-height: 1.8;
    color: var(--syd-gray-700);
}

.syd-content-body h1,
.syd-content-body h2,
.syd-content-body h3 {
    font-family: var(--syd-font-display);
    color: var(--syd-gray-900);
    margin-top: var(--syd-space-6);
    margin-bottom: var(--syd-space-3);
}

.syd-content-body h2 {
    font-size: var(--syd-text-xl);
    padding-bottom: var(--syd-space-2);
    border-bottom: 2px solid var(--syd-primary-light);
}

.syd-content-body p {
    margin-bottom: var(--syd-space-4);
}

.syd-content-body ul,
.syd-content-body ol {
    margin-bottom: var(--syd-space-4);
    padding-left: var(--syd-space-6);
}

.syd-content-body li {
    margin-bottom: var(--syd-space-2);
}

.syd-content-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--syd-radius-md);
    margin: var(--syd-space-4) 0;
}

.syd-content-body table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--syd-space-6) 0;
}

.syd-content-body th,
.syd-content-body td {
    padding: var(--syd-space-3) var(--syd-space-4);
    border: 1px solid var(--syd-gray-200);
    text-align: left;
}

.syd-content-body th {
    background: var(--syd-gray-50);
    font-weight: 600;
}

/* Quiz Section */
.syd-module-quiz {
    padding: var(--syd-space-8);
}

.syd-module-quiz .syd-section-title {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
}

.syd-module-quiz .syd-section-title svg {
    color: var(--syd-primary);
}

.syd-quiz-intro {
    color: var(--syd-gray-600);
    margin-bottom: var(--syd-space-6);
}

/* Continue to Quiz Section */
.syd-continue-to-quiz {
    text-align: center;
    padding: var(--syd-space-8);
}

.syd-continue-to-quiz .syd-quiz-intro {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--syd-space-4);
    margin-bottom: 0;
}

.syd-continue-to-quiz .syd-quiz-intro svg {
    color: var(--syd-primary);
    opacity: 0.8;
}

.syd-continue-to-quiz .syd-quiz-intro h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0;
}

.syd-continue-to-quiz .syd-quiz-intro p {
    color: var(--syd-gray-600);
    max-width: 400px;
    margin: 0;
}

.syd-btn-lg {
    padding: var(--syd-space-4) var(--syd-space-8);
    font-size: var(--syd-text-lg);
    gap: var(--syd-space-3);
}

/* Completed Quiz Section */
.syd-completed-quiz-section {
    text-align: center;
    padding: var(--syd-space-8);
}

.syd-completed-quiz-section .syd-quiz-intro {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--syd-space-4);
}

.syd-completed-quiz-section .syd-success-icon {
    color: var(--syd-success);
}

.syd-completed-quiz-section h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 600;
    color: var(--syd-success);
    margin: 0;
}

.syd-completed-quiz-section p {
    color: var(--syd-gray-600);
    margin: 0;
}

/* Back to Lesson Link */
.syd-back-to-lesson {
    display: inline-flex;
    align-items: center;
    gap: var(--syd-space-2);
    color: var(--syd-gray-500);
    font-size: var(--syd-text-sm);
    text-decoration: none;
    margin-bottom: var(--syd-space-4);
    transition: color 0.15s ease;
}

.syd-back-to-lesson:hover {
    color: var(--syd-primary);
}

.syd-quiz-question {
    background: var(--syd-gray-50);
    border-radius: var(--syd-radius-md);
    padding: var(--syd-space-6);
    margin-bottom: var(--syd-space-4);
}

.syd-question-text {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-base);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-4);
    display: flex;
    gap: var(--syd-space-2);
}

.syd-question-num {
    color: var(--syd-primary);
}

.syd-question-options {
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-2);
}

.syd-option-label {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    padding: var(--syd-space-3) var(--syd-space-4);
    background: white;
    border: 2px solid var(--syd-gray-200);
    border-radius: var(--syd-radius-md);
    cursor: pointer;
    transition: all var(--syd-duration-fast) var(--syd-ease-out);
}

.syd-option-label:hover {
    border-color: var(--syd-primary-light);
    background: var(--syd-gray-50);
}

.syd-option-label input[type="radio"] {
    display: none;
}

.syd-option-indicator {
    width: 20px;
    height: 20px;
    border: 2px solid var(--syd-gray-300);
    border-radius: var(--syd-radius-full);
    flex-shrink: 0;
    position: relative;
    transition: all var(--syd-duration-fast);
}

.syd-option-label input:checked + .syd-option-text + .syd-option-indicator,
.syd-option-label.selected .syd-option-indicator {
    border-color: var(--syd-primary);
    background: var(--syd-primary);
}

.syd-option-label input:checked + .syd-option-text + .syd-option-indicator::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: white;
    border-radius: var(--syd-radius-full);
}

.syd-option-text {
    flex: 1;
    color: var(--syd-gray-700);
}

/* Quiz Feedback */
.syd-option-label.correct {
    border-color: var(--syd-success);
    background: var(--syd-success-light);
}

.syd-option-label.correct .syd-option-indicator {
    border-color: var(--syd-success);
    background: var(--syd-success);
}

.syd-option-label.incorrect {
    border-color: var(--syd-error);
    background: var(--syd-error-light);
}

.syd-option-label.incorrect .syd-option-indicator {
    border-color: var(--syd-error);
    background: var(--syd-error);
}

.syd-question-feedback {
    margin-top: var(--syd-space-3);
    padding: var(--syd-space-3) var(--syd-space-4);
    border-radius: var(--syd-radius-sm);
    font-size: var(--syd-text-sm);
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-2);
}

.syd-question-feedback.correct {
    background: var(--syd-success-light);
    color: var(--syd-success);
}

.syd-question-feedback.incorrect {
    background: var(--syd-error-light);
    color: var(--syd-error);
}

.syd-feedback-status {
    display: flex;
    align-items: center;
    gap: var(--syd-space-2);
    font-weight: 600;
}

.syd-feedback-answer,
.syd-feedback-explanation {
    margin: 0;
    color: var(--syd-gray-800);
}

.syd-feedback-answer strong {
    color: var(--syd-gray-900);
}

.syd-quiz-actions {
    margin-top: var(--syd-space-6);
    text-align: center;
}

/* Quiz Result */
.syd-quiz-result {
    text-align: center;
    padding: var(--syd-space-8);
    border-radius: var(--syd-radius-lg);
    margin-top: var(--syd-space-6);
}

.syd-quiz-passed {
    background: var(--syd-success-light);
    border: 2px solid var(--syd-success);
}

.syd-quiz-passed .syd-result-icon {
    color: var(--syd-success);
}

.syd-quiz-failed {
    background: var(--syd-error-light);
    border: 2px solid var(--syd-error);
}

.syd-quiz-failed .syd-result-icon {
    color: var(--syd-error);
}

.syd-result-icon {
    margin-bottom: var(--syd-space-4);
}

.syd-quiz-result h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-2);
}

.syd-quiz-result p {
    color: var(--syd-gray-700);
    margin: 0 0 var(--syd-space-2);
}

.syd-result-message {
    font-size: var(--syd-text-sm);
    margin-bottom: var(--syd-space-4) !important;
}

/* Complete Section */
.syd-module-complete-section {
    text-align: center;
    padding: var(--syd-space-8);
}

.syd-completed-message {
    color: var(--syd-success);
}

.syd-completed-message svg {
    margin-bottom: var(--syd-space-4);
}

.syd-completed-message h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-xl);
    font-weight: 600;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-4);
}

.syd-completed-message .syd-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--syd-space-2);
}

/* Complete Actions */
.syd-complete-actions {
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-3);
    align-items: center;
    margin-top: var(--syd-space-4);
}

.syd-complete-actions .syd-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--syd-space-2);
    flex-direction: row;
}

.syd-complete-actions .syd-btn-primary {
    min-width: 200px;
}

.syd-complete-actions .syd-btn-secondary {
    flex-direction: row;
}

.syd-btn-subtitle {
    font-size: var(--syd-text-xs);
    font-weight: 400;
    opacity: 0.85;
}

.syd-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--syd-space-2) var(--syd-space-4);
    font-family: var(--syd-font-sans);
    font-size: var(--syd-text-sm);
    font-weight: 500;
    color: var(--syd-gray-600);
    background: transparent;
    border: 1px solid var(--syd-gray-300);
    border-radius: var(--syd-radius);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    gap: var(--syd-space-2);
}

.syd-btn-secondary:hover {
    color: var(--syd-gray-900);
    border-color: var(--syd-gray-400);
    background: var(--syd-gray-50);
}

@media (min-width: 480px) {
    .syd-complete-actions {
        flex-direction: row;
        justify-content: center;
    }

    .syd-complete-actions .syd-btn {
        flex-direction: row;
    }

    .syd-complete-actions .syd-btn-primary {
        flex-direction: row;
    }
}

/* Module Navigation */
.syd-module-navigation {
    text-align: center;
}

.syd-module-navigation .syd-btn {
    display: inline-flex;
    gap: var(--syd-space-2);
}

.syd-training-complete {
    text-align: center;
    padding: var(--syd-space-8);
    background: linear-gradient(135deg, var(--syd-primary-light) 0%, #f0f4f8 100%);
    border-radius: var(--syd-radius-lg);
}

.syd-training-complete svg {
    color: var(--syd-primary);
    margin-bottom: var(--syd-space-4);
}

.syd-training-complete h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-2xl);
    font-weight: 700;
    color: var(--syd-gray-900);
    margin: 0 0 var(--syd-space-2);
}

.syd-training-complete p {
    color: var(--syd-gray-600);
    margin: 0 0 var(--syd-space-6);
}

/* Training Responsive */
@media (max-width: 1024px) {
    /* Module page with sidebar - mobile */
    .syd-module-with-sidebar .syd-sidebar {
        transform: translateX(-100%);
        transition: transform var(--syd-duration-normal) var(--syd-ease-out);
    }

    .syd-module-with-sidebar .syd-sidebar.syd-sidebar-open {
        transform: translateX(0);
    }

    .syd-module-with-sidebar .syd-module-main {
        margin-left: 0;
    }

    .syd-module-nav-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .syd-progress-bar-inner {
        padding: var(--syd-space-2) var(--syd-space-4);
    }

    .syd-progress-back span {
        display: none;
    }

    .syd-progress-track {
        width: 80px;
    }

    .syd-progress-current {
        font-size: var(--syd-text-xs);
    }

    .syd-training-layout,
    .syd-module-layout {
        padding: var(--syd-space-4);
    }

    .syd-training-header {
        padding: var(--syd-space-6) var(--syd-space-4);
    }

    .syd-training-title,
    .syd-module-header .syd-module-title {
        font-size: var(--syd-text-2xl);
    }

    .syd-module-card {
        flex-wrap: wrap;
        padding: var(--syd-space-4);
    }

    .syd-module-action {
        width: 100%;
        margin-top: var(--syd-space-3);
    }

    .syd-module-action .syd-btn {
        width: 100%;
        justify-content: center;
    }

    .syd-module-content,
    .syd-module-quiz {
        padding: var(--syd-space-4);
    }

    .syd-quiz-question {
        padding: var(--syd-space-4);
    }
}

/* ========================================
   Login Page
   ======================================== */

.syd-login-page .syd-alert {
    margin-bottom: var(--syd-space-5);
}

.syd-login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--syd-space-4);
    margin: calc(var(--syd-space-2) * -1) 0 var(--syd-space-6);
    flex-wrap: wrap;
}

.syd-login-options .syd-checkbox-label {
    align-items: center;
    gap: var(--syd-space-2);
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-700);
}

.syd-login-options .syd-checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-top: 0;
}

.syd-link-subtle {
    font-size: var(--syd-text-sm);
    color: var(--syd-primary);
    text-decoration: none;
    transition: opacity var(--syd-duration-fast);
}

.syd-link-subtle:hover,
.syd-link-subtle:focus {
    opacity: 0.75;
    text-decoration: underline;
}

/* ========================================
   Lesson Resources (student-facing)
   ======================================== */

.syd-module-resources {
    padding: var(--syd-space-6);
    margin-top: var(--syd-space-4);
}

.syd-resources-header {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    margin-bottom: var(--syd-space-2);
    color: var(--syd-primary);
}

.syd-resources-header h3 {
    font-family: var(--syd-font-display);
    font-size: var(--syd-text-lg);
    margin: 0;
    color: var(--syd-gray-900);
}

.syd-resources-intro {
    margin: 0 0 var(--syd-space-4);
    color: var(--syd-gray-600);
    font-size: var(--syd-text-sm);
}

.syd-resources-list-public {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--syd-space-2);
}

.syd-resource-link {
    display: flex;
    align-items: center;
    gap: var(--syd-space-3);
    padding: var(--syd-space-3) var(--syd-space-4);
    background: var(--syd-gray-50);
    border: 1px solid var(--syd-gray-200);
    border-radius: var(--syd-radius-sm);
    color: var(--syd-gray-900);
    text-decoration: none;
    transition: background var(--syd-duration-fast), border-color var(--syd-duration-fast);
}

.syd-resource-link:hover,
.syd-resource-link:focus {
    background: var(--syd-primary-light);
    border-color: var(--syd-primary);
    color: var(--syd-primary);
}

.syd-resource-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--syd-primary);
}

.syd-resource-title-text {
    flex: 1;
    font-weight: 500;
}

.syd-resource-download-label {
    font-size: var(--syd-text-sm);
    color: var(--syd-gray-500);
    font-weight: 500;
}

.syd-resource-link:hover .syd-resource-download-label,
.syd-resource-link:focus .syd-resource-download-label {
    color: var(--syd-primary);
}