/* ============================================================
   MODALS — Shared modal system
   All full-screen modals (key-manager, changelog, about,
   ram-wanted, discord-webhook) inherit from .modal-backdrop /
   .modal-overlay / .modal-panel / .modal-header etc.
   Feature-specific overrides follow the shared base.
   ============================================================ */

/* === SHARED MODAL BASE === */

/* Full-screen darkened backdrop with blur */
.modal-backdrop,
.key-manager-modal,
.changelog-modal,
.about-modal,
.ram-wanted-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    animation: modalFadeIn 0.3s ease-out;
}

/* Changelog, about, and ram-wanted use opacity transition */
.changelog-modal,
.about-modal,
.ram-wanted-modal {
    opacity: 0;
    transition: opacity 0.3s ease-out;
}

.changelog-modal.show,
.about-modal.show,
.ram-wanted-modal.show {
    opacity: 1;
}

/* Constrained overlay that slides in */
.modal-overlay,
.key-manager-overlay,
.changelog-overlay,
.about-overlay,
.ram-wanted-overlay {
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease-out;
}

.key-manager-overlay {
    max-width: calc(600px * var(--master-scale));
}

.changelog-overlay,
.about-overlay,
.ram-wanted-overlay {
    max-width: calc(850px * var(--master-scale));
}

/* Glass panel container */
.modal-panel,
.key-manager-content,
.changelog-content,
.about-content,
.ram-wanted-content {
    background: var(--gradient-surface);
    backdrop-filter: blur(var(--glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg), 0 0 48px rgba(0, 170, 255, 0.15);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: 90vh;
}

/* Ram-wanted has a green glow instead of blue */
.ram-wanted-content {
    box-shadow: var(--shadow-lg), 0 0 48px rgba(16, 185, 129, 0.15);
}

/* Gradient header bar */
.modal-header,
.key-manager-header,
.changelog-header,
.about-header,
.ram-wanted-header {
    padding: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-accent);
}

.key-manager-header,
.changelog-header,
.about-header {
    background: var(--gradient-accent);
}

.ram-wanted-header {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

/* Header title */
.modal-header h3,
.key-manager-header h3,
.changelog-header h3,
.about-header h3,
.ram-wanted-header h3 {
    color: white;
    margin: 0;
    font-size: var(--font-size-xl);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Close button (round, white-on-transparent) */
.modal-close,
.key-manager-close,
.changelog-close,
.about-close,
.ram-wanted-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: calc(24px * var(--master-scale));
    width: calc(32px * var(--master-scale));
    height: calc(32px * var(--master-scale));
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
    line-height: 1;
}

.modal-close:hover,
.key-manager-close:hover,
.changelog-close:hover,
.about-close:hover,
.ram-wanted-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Scrollable body area */
.modal-body,
.key-manager-body,
.changelog-body,
.about-body,
.ram-wanted-body {
    padding: var(--space-lg);
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}


/* === KEY MANAGER MODAL — specific styles === */

.key-manager-body h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.saved-keys-section {
    margin-bottom: var(--space-xl);
}

.saved-keys-list {
    max-height: calc(250px * var(--master-scale));
    overflow-y: auto;
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-sm);
    background: var(--bg-glass);
}

.no-keys-message {
    padding: var(--space-lg);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

.saved-key-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-glass);
    transition: all var(--transition-smooth);
}

.saved-key-item:last-child {
    border-bottom: none;
}

.saved-key-item:hover {
    border-color: var(--border-accent);
    background: var(--bg-glass-hover);
}

.saved-key-item.selected {
    background: rgba(88, 101, 242, 0.1);
    border-color: var(--accent-primary);
}

.saved-key-item.selected .key-name {
    color: var(--accent-primary);
    font-weight: 600;
}

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

.key-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: calc(4px * var(--master-scale));
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.key-meta {
    display: flex;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    min-width: 0;
    overflow: hidden;
}

.key-value-preview {
    font-family: var(--font-mono);
    background: var(--bg-glass);
    padding: calc(2px * var(--master-scale)) calc(4px * var(--master-scale));
    border-radius: calc(4px * var(--master-scale));
    font-size: calc(0.75rem * var(--master-scale));
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
    flex-shrink: 1;
    cursor: help;
    position: relative;
}

.key-actions {
    display: flex;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.use-key-button {
    background: var(--accent-success);
    padding: calc(4px * var(--master-scale)) calc(8px * var(--master-scale));
    font-size: var(--font-size-sm);
    min-height: auto;
}

.use-key-button:hover {
    background: var(--accent-success);
    filter: brightness(1.1);
}

.delete-button {
    background: var(--accent-error);
    padding: calc(4px * var(--master-scale)) calc(8px * var(--master-scale));
    font-size: var(--font-size-sm);
    min-height: auto;
}

.delete-button:hover {
    background: var(--accent-error);
    filter: brightness(1.1);
}

.add-key-section {
    border-top: 1px solid var(--border-primary);
    padding-top: var(--space-md);
}

.add-key-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.key-manager-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--border-primary);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.key-manager-cancel {
    background: var(--text-muted);
}

.key-manager-cancel:hover {
    background: var(--text-muted);
    filter: brightness(1.1);
}

.key-manager-button {
    background: var(--bg-glass) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-primary) !important;
}

.key-manager-button:hover:not(:disabled) {
    background: var(--bg-glass-hover) !important;
    border-color: var(--border-accent) !important;
    transform: translateY(calc(-1px * var(--master-scale)));
    box-shadow: var(--shadow-md);
}

/* Key Manager Tooltip */
.key-tooltip {
    position: fixed;
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: calc(6px * var(--master-scale)) calc(10px * var(--master-scale));
    border-radius: calc(4px * var(--master-scale));
    font-family: var(--font-mono);
    font-size: calc(0.75rem * var(--master-scale));
    z-index: 10001;
    max-width: 300px;
    word-break: break-all;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    pointer-events: none;
    transition: opacity 0.2s ease;
}


/* === CHANGELOG MODAL — specific styles === */

.changelog-entry {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-primary);
}

.changelog-entry:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.changelog-entry-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.changelog-version {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--accent-primary);
}

.changelog-date {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.changelog-badge {
    display: inline-block;
    padding: calc(2px * var(--master-scale)) calc(8px * var(--master-scale));
    border-radius: calc(12px * var(--master-scale));
    font-size: calc(0.75rem * var(--master-scale));
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.changelog-badge.new {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-success);
    border: 1px solid var(--accent-success);
}

.changelog-badge.feature {
    background: rgba(0, 170, 255, 0.2);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

.changelog-badge.fix {
    background: rgba(245, 158, 11, 0.2);
    color: var(--accent-warning);
    border: 1px solid var(--accent-warning);
}

.changelog-badge.breaking {
    background: rgba(239, 68, 68, 0.2);
    color: var(--accent-error);
    border: 1px solid var(--accent-error);
}

.changelog-items {
    list-style: none;
    padding: 0;
    margin: var(--space-sm) 0 0 0;
}

.changelog-items li {
    padding: var(--space-xs) 0;
    padding-left: var(--space-md);
    position: relative;
    color: var(--text-secondary);
    line-height: calc(1.6 * var(--master-scale));
}

.changelog-items li::before {
    content: "\2022"; /* bullet */
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
}

.changelog-items li strong {
    color: var(--text-primary);
    font-weight: 600;
}


/* === ABOUT MODAL — specific styles === */

.about-section {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-primary);
}

.about-section:last-of-type {
    margin-bottom: var(--space-lg);
    padding-bottom: 0;
    border-bottom: none;
}

.about-section h4 {
    color: var(--text-primary);
    margin: 0 0 var(--space-md) 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.about-section p {
    color: var(--text-secondary);
    line-height: calc(1.6 * var(--master-scale));
    margin-bottom: var(--space-sm);
}

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

.about-section code {
    background: var(--bg-glass);
    padding: calc(2px * var(--master-scale)) calc(6px * var(--master-scale));
    border-radius: calc(4px * var(--master-scale));
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--accent-primary);
}

.about-specs {
    list-style: none;
    padding: var(--space-md);
    margin: var(--space-sm) 0;
    background: var(--bg-glass);
    border-radius: var(--border-radius-sm);
}

.about-specs li {
    padding: var(--space-xs) 0;
    color: var(--text-secondary);
    line-height: calc(1.6 * var(--master-scale));
}

.about-specs li strong {
    color: var(--text-primary);
    font-weight: 600;
    display: inline-block;
    min-width: calc(100px * var(--master-scale));
}

.about-footer {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 2px solid var(--border-primary);
    text-align: center;
}

.about-footer p {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.about-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.about-contact li {
    color: var(--text-secondary);
    margin: var(--space-xs) 0;
}

.about-contact .contact-handle {
    color: var(--accent-color);
    font-weight: bold;
}

.about-image {
    text-align: center;
    margin-top: 20px;
}

.about-image img {
    max-width: 512px;
    height: auto;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.about-image img:hover {
    opacity: 1;
}

/* Contact Form Toggle (inside about modal) */
.contact-form-toggle {
    margin-top: var(--space-md);
}

.contact-toggle-btn {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.contact-toggle-btn:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-accent);
}

.contact-toggle-btn .toggle-icon {
    transition: transform var(--transition-smooth);
}

.contact-form-collapsible {
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    margin-top: var(--space-md);
}


/* === RAM WANTED MODAL — specific styles === */

.ram-wanted-button {
    background: linear-gradient(135deg,
        rgba(16, 185, 129, 0.2) 0%,
        rgba(5, 150, 105, 0.2) 100%) !important;
    border: 2px solid rgba(16, 185, 129, 0.5) !important;
    color: #10b981 !important;
}

.ram-wanted-button:hover {
    background: linear-gradient(135deg,
        rgba(16, 185, 129, 0.3) 0%,
        rgba(5, 150, 105, 0.3) 100%) !important;
    border-color: rgba(16, 185, 129, 0.8) !important;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.ram-wanted-section h4 {
    color: var(--text-primary);
    margin: var(--space-lg) 0 var(--space-md) 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.ram-wanted-section h4:first-child {
    margin-top: 0;
}

.ram-wanted-section p {
    color: var(--text-secondary);
    line-height: calc(1.6 * var(--master-scale));
    margin-bottom: var(--space-sm);
}

.ram-benefits,
.ram-specs {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
}

.ram-benefits li,
.ram-specs li {
    padding: var(--space-xs) 0;
    padding-left: var(--space-md);
    position: relative;
    color: var(--text-secondary);
    line-height: calc(1.6 * var(--master-scale));
}

.ram-benefits li::before {
    content: "";
    position: absolute;
    left: 0;
    color: var(--accent-success);
    font-weight: bold;
}

.ram-specs li strong {
    color: var(--text-primary);
    font-weight: 600;
    display: inline-block;
    min-width: calc(100px * var(--master-scale));
}


/* === RESPONSIVE — all modals === */

@media (max-width: 768px) {
    .key-manager-modal {
        padding: var(--space-sm);
    }

    .key-manager-overlay {
        max-width: 95vw;
    }

    .key-manager-body {
        padding: var(--space-md);
    }

    .saved-key-item {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-sm);
    }

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

    .key-meta {
        justify-content: center;
        flex-wrap: wrap;
    }

    .key-actions {
        justify-content: center;
    }

    .add-key-form .form-button {
        align-self: stretch;
    }
}

@media (max-width: 480px) {
    .key-manager-modal {
        padding: var(--space-xs);
    }

    .key-manager-header {
        padding: var(--space-sm);
    }

    .key-manager-body {
        padding: var(--space-sm);
    }

    .key-manager-footer {
        padding: var(--space-sm);
    }
}