/*
 * HakuBot - Components
 * Buttons, Cards, Forms, Navigation
 */

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--bg-primary);
    box-shadow: var(--glow-primary);
}

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

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

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: 50%;
}

/* ================================
   Cards
   ================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    border-color: var(--primary);
    box-shadow: 0 8px 30px var(--primary-glow);
    transform: translateY(-4px);
}

.card-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.5rem;
    margin: 0;
    color: var(--text-primary);
}

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

/* ================================
   Forms
   ================================ */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

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

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

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

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
}

/* ================================
   Navigation
   ================================ */
.nav {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-shadow: var(--glow-primary);
    font-family: var(--font-mono);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: var(--bg-hover);
}

.nav-link.active svg,
.nav-link:hover svg {
    color: var(--primary);
}

.nav-link-settings svg {
    transition: all var(--transition-normal);
}

.nav-link-settings:hover svg {
    transform: rotate(90deg);
    color: var(--primary);
}

.nav-link-logout {
    color: #ff006e;
}

.nav-link-logout svg {
    stroke: #ff006e;
}

.nav-link-logout:hover {
    color: #ff006e;
    background: rgba(255, 0, 110, 0.1);
}

.nav-link-logout:hover svg {
    stroke: #ff006e;
}

/* ================================
   Alert Messages
   ================================ */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.alert-error {
    background: rgba(255, 0, 110, 0.1);
    border-color: var(--accent);
    color: var(--accent);
}

.alert-warning {
    background: rgba(255, 234, 0, 0.1);
    border-color: var(--accent-yellow);
    color: var(--accent-yellow);
}

.alert-info {
    background: rgba(0, 229, 255, 0.1);
    border-color: var(--secondary);
    color: var(--secondary);
}

/* ================================
   Loading Spinner
   ================================ */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-tertiary);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ================================
   Modal
   ================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 26, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.modal-body {
    padding: var(--spacing-xl);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* ================================
   Mobile Menu
   ================================ */

/* Hamburger Button */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
    transition: all var(--transition-normal);
}

.mobile-menu-toggle:hover span {
    background: var(--primary-dark);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Sidebar */
.mobile-sidebar {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    z-index: 2001;
    transition: right var(--transition-normal);
    overflow-y: auto;
}

.mobile-sidebar.active {
    right: 0;
}

.mobile-sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.mobile-sidebar-close {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.mobile-sidebar-close:hover {
    background: var(--bg-hover);
    color: var(--primary);
}

.mobile-sidebar-content {
    padding: var(--spacing-lg);
}

/* Mobile User Info */
.mobile-user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.mobile-user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--primary);
}

.mobile-user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bg-primary);
}

.mobile-user-details {
    flex: 1;
}

.mobile-user-email {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    word-break: break-all;
}

/* Mobile Navigation */
.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: #00ff88;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-weight: 500;
}

.mobile-nav-link:hover {
    background: var(--bg-hover);
    color: var(--primary);
}

.mobile-nav-link.active {
    background: var(--bg-tertiary);
    color: var(--primary);
    border-left: 3px solid var(--primary);
}

.mobile-nav-link svg {
    transition: all var(--transition-fast);
}

.mobile-nav-link-danger:hover {
    background: rgba(255, 0, 110, 0.1);
    color: var(--accent);
}

.mobile-nav-icon {
    font-size: 1.2rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mobile-nav-icon svg {
    width: 100%;
    height: 100%;
}

/* Mobile Sidebar Overlay */
.mobile-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(5px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
    }
}

/* ================================
   Utility Classes (CSP-safe inline replacements)
   ================================ */

/* Logo subtitle */
.logo-subtitle {
    font-size: 0.6em;
    opacity: 0.6;
    font-family: var(--font-japanese);
}

/* Nav icon */
.nav-icon {
    width: 18px;
    height: 18px;
    vertical-align: middle;
    margin-right: 6px;
}

/* Messages container */
.messages-container {
    margin-top: var(--spacing-lg);
}

/* Footer */
.footer {
    margin-top: var(--spacing-xxl);
    padding: var(--spacing-xxl) 0;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.footer-description-jp {
    font-family: var(--font-japanese);
    font-size: 0.9em;
    color: var(--text-muted);
}

.footer-section-title {
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.footer-list {
    list-style: none;
    padding: 0;
}

.footer-list-item {
    margin-bottom: var(--spacing-sm);
}

.footer-link {
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-icon {
    flex-shrink: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

.footer-bottom-tagline {
    font-size: 0.85rem;
    margin-top: var(--spacing-sm);
}

/* ================================
   Account Actions (Settings Page)
   ================================ */
.account-item-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.no-accounts-message {
    text-align: center;
    color: var(--text-muted);
    padding: var(--spacing-lg);
}

.no-accounts-message .btn {
    margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
    .account-item-actions {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
        width: 100%;
    }

    .account-item-actions .btn {
        width: 100%;
    }
}

/* ================================
   Animations & Transitions
   ================================ */
.alert-fade-out {
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.notification-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    min-width: 250px;
    max-width: 400px;
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.clipboard-helper {
    position: fixed;
    opacity: 0;
    pointer-events: none;
}

/* Button modifiers */
.btn-block {
    width: 100%;
    display: block;
    text-align: center;
}

.btn-min-width {
    min-width: 150px;
}

/* Logout page styles */
.logout-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
}

.logout-container {
    max-width: 500px;
}

.logout-card {
    text-align: center;
}

.logout-title {
    margin-bottom: var(--spacing-md);
}

.logout-subtitle {
    font-family: var(--font-japanese);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
}

.logout-message-box {
    background: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xl);
}

.logout-message-text {
    font-size: 1.1rem;
    margin: 0;
}

.logout-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.logout-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.logout-footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}


/* Legal pages (privacy, terms, data-deletion) */
.legal-section {
    padding: var(--spacing-xxl) 0;
}

.legal-container {
    max-width: 800px;
}

.legal-container-narrow {
    max-width: 700px;
}

.legal-subtitle {
    margin-bottom: var(--spacing-xl);
}

.legal-japanese {
    font-family: var(--font-japanese);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
}

.mt-xl {
    margin-top: var(--spacing-xl);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mt-md {
    margin-top: var(--spacing-md);
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mb-xl {
    margin-bottom: var(--spacing-xl);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.legal-warning-box {
    background: rgba(255, 234, 0, 0.1);
    border-left: 4px solid var(--accent-yellow);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.legal-info-box {
    background: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.text-primary-color {
    color: var(--primary);
}

.text-muted-small {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.my-md {
    margin: var(--spacing-md) 0;
}

.pt-xl {
    padding-top: var(--spacing-xl);
}

.legal-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.text-center {
    text-align: center;
}

/* Additional margin utilities */
.m-0 {
    margin: 0;
}

.mb-xxl {
    margin-bottom: var(--spacing-xxl);
}

/* Legal page utilities */
.legal-container-narrow {
    max-width: 800px;
}

.legal-japanese {
    font-family: var(--font-japanese);
    color: var(--text-muted);
}

.text-primary-color {
    color: var(--primary);
}

/* ================================
   Loading Spinner
   ================================ */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.btn-loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-loading .spinner {
    border-color: rgba(10, 14, 26, 0.3);
    border-top-color: var(--bg-primary);
}