:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --text-primary: #eaeaea;
    --text-secondary: #a0a0a0;
    --accent: #e94560;
    --accent-hover: #ff6b6b;
    --border: #2a2a4a;
    --input-bg: #0f3460;
    --card-bg: #16213e;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
}

/* Auth pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.auth-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    width: 100%;
    max-width: 360px;
}

.auth-card h1 {
    margin: 0 0 0.5rem;
    font-size: 1.75rem;
}

.auth-subtitle {
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
}

.auth-error {
    background: rgba(233, 69, 96, 0.2);
    border: 1px solid var(--accent);
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.auth-form input {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 1rem;
}

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

.auth-form button {
    width: 100%;
    padding: 0.75rem;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    font-size: 1rem;
    cursor: pointer;
}

.auth-form button:hover {
    background: var(--accent-hover);
}

.auth-footer {
    margin-top: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

/* Drop zone */
.drop-zone {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    pointer-events: none;
}
.drop-zone.active {
    display: flex;
    pointer-events: auto;
}
.drop-zone span {
    font-size: 1.5rem;
    color: white;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
}

.search-form {
    flex: 1;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 0.5rem 1rem;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
}

.nav {
    display: flex;
    gap: 1rem;
}

/* Grid */
.grid-container {
    padding: 1.5rem;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.image-card {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.image-wrapper {
    position: relative;
}

.image-delete-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 1.5rem;
    height: 1.5rem;
    padding: 0;
    border: none;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}

.image-card:hover .image-delete-btn {
    opacity: 1;
}

.image-delete-btn:hover {
    background: rgba(0, 0, 0, 0.8);
}

.untagged-image-wrapper.image-view-trigger {
    cursor: pointer;
}

/* Image overlay */
.image-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.image-overlay-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    cursor: pointer;
}

.image-overlay-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
}

.image-overlay-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    display: block;
}

.image-overlay-close {
    position: fixed;
    top: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: none;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.75rem;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
    z-index: 1001;
}

.image-overlay:hover .image-overlay-close {
    opacity: 1;
}

.image-overlay-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.image-link {
    display: block;
    aspect-ratio: 1;
    overflow: hidden;
}

.image-link img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-info {
    padding: 0.5rem;
}

.image-name {
    font-size: 0.875rem;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

.image-origin {
    font-size: 0.75rem;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    color: var(--text-secondary);
    margin-top: 0.125rem;
}

.image-origin-link {
    display: inline-flex;
    align-items: center;
}

.image-origin-link svg {
    flex-shrink: 0;
}

.image-origin-link:hover {
    color: var(--text-primary);
}

.image-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-top: 0.25rem;
    cursor: pointer;
    min-height: 1.25rem;
}

.tags-placeholder {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.tag {
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
}

/* Inline edit form */
.image-edit-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.image-edit-form .edit-name,
.image-edit-form .edit-origin-url,
.image-edit-form .edit-tags {
    padding: 0.375rem 0.5rem;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.tags-input-wrap {
    position: relative;
}

.tags-autocomplete {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 2px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    max-height: 150px;
    overflow-y: auto;
    z-index: 10;
    display: none;
}

.tag-suggestion {
    padding: 0.375rem 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
}

.tag-suggestion:hover {
    background: var(--bg-tertiary);
}

.load-more {
    grid-column: 1 / -1;
    min-height: 20px;
}

/* Untagged page */
.untagged-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.untagged-card {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.untagged-image-wrapper {
    position: relative;
}

.untagged-card:hover .image-delete-btn {
    opacity: 1;
}

.untagged-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
}

.untagged-fields {
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.untagged-fields input {
    padding: 0.5rem;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* Settings */
.settings-main {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
}

.settings-section {
    margin-bottom: 2rem;
}

.settings-section h2 {
    margin-bottom: 0.5rem;
}

.settings-desc {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.theme-form select {
    padding: 0.5rem 1rem;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
}

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

.token-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--card-bg);
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.token-created {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(0, 128, 0, 0.2);
    border-radius: 6px;
}

.token-value {
    display: block;
    word-break: break-all;
    margin-top: 0.5rem;
}

/* iOS setup */
.ios-setup-main {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
}

.ios-section {
    margin-bottom: 2rem;
}

.ios-steps {
    line-height: 1.6;
}

.ios-steps code {
    background: var(--input-bg);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
}

.qr-code {
    margin-top: 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
}