/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0a;
    --surface: #141414;
    --surface-2: #1c1c1c;
    --surface-hover: #222;
    --border: #2a2a2a;
    --text: #f0f0f0;
    --text-secondary: #999;
    --text-muted: #666;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 12px;
    --radius-sm: 8px;
    --nav-height: 64px;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

html {
    height: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100%;
    -webkit-font-smoothing: antialiased;
}

/* ── Auth screens (setup, login, lock) ── */

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.auth-card h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.auth-card h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.lock-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.form-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
    text-align: left;
}

.form-section h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 0.875rem;
}

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

label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.375rem;
}

input, select, textarea {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    color: var(--text);
    font-size: 1rem;
    transition: border-color 0.15s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}

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

/* Avatars */

.avatar-row {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin: 2rem 0;
}

.avatar-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: 2px solid transparent;
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.avatar-btn:hover {
    background: var(--surface);
}

.avatar-btn.selected {
    border-color: var(--accent);
    background: var(--surface);
    color: var(--text);
}

.avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent);
}

.avatar-lg {
    width: 72px;
    height: 72px;
    font-size: 2rem;
    margin: 0 auto 1rem;
}

.error-msg {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* ── Buttons ── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.btn:hover {
    background: var(--surface-hover);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-full {
    width: 100%;
    padding: 0.875rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
}

.btn-text {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.5rem;
}

.btn-text:hover {
    color: var(--text);
}

/* ── App layout (after login) ── */

.app-body {
    padding-bottom: calc(var(--nav-height) + var(--safe-bottom));
}

.app-content {
    max-width: 600px;
    margin: 0 auto;
    padding: 0;
}

/* ── Bottom navigation ── */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: calc(var(--nav-height) + var(--safe-bottom));
    padding-bottom: var(--safe-bottom);
    background: var(--surface);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-around;
    z-index: 100;
}

.nav-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.65rem;
    font-weight: 500;
    padding: 0.5rem;
    border: none;
    background: none;
    cursor: pointer;
    transition: color 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.nav-tab svg {
    width: 22px;
    height: 22px;
}

.nav-tab.active {
    color: var(--accent);
}

.nav-tab:hover {
    color: var(--text-secondary);
}

.add-btn {
    background: var(--accent);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: white;
    margin-top: -10px;
}

.add-btn svg {
    width: 24px;
    height: 24px;
}

.add-btn:hover {
    background: var(--accent-hover);
    color: white;
}

/* ── Add menu (bottom sheet) ── */

.add-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 200;
}

.add-overlay.open {
    display: block;
}

.add-menu {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface);
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
    padding: 1.5rem;
    padding-bottom: calc(1.5rem + var(--safe-bottom));
    z-index: 300;
    transform: translateY(100%);
    transition: transform 0.25s ease-out;
}

.add-menu.open {
    display: block;
    transform: translateY(0);
}

.add-menu-header {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    text-align: center;
}

.add-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.add-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0.5rem;
    border-radius: var(--radius);
    color: var(--text);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    transition: background 0.15s;
}

.add-item:hover {
    background: var(--surface-hover);
}

.add-icon {
    font-size: 1.5rem;
}

/* ── Feed ── */

.feed {
    padding: 1rem;
}

.feed-header {
    padding: 1rem 0;
}

.feed-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.feed-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
}

.card-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

/* ── Activity items ── */

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

.activity-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.activity-icon {
    font-size: 1.25rem;
    width: 2rem;
    text-align: center;
    flex-shrink: 0;
    padding-top: 0.1rem;
}

.activity-body {
    flex: 1;
    min-width: 0;
}

.activity-title {
    font-size: 0.9rem;
    font-weight: 500;
}

.activity-detail {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.1rem;
}

.activity-amount {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

.activity-amount.expense {
    color: var(--text);
}

.activity-amount.income {
    color: var(--success);
}

/* ── Progress bars ── */

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--surface-2);
    border-radius: 3px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--accent);
    transition: width 0.3s;
}

.progress-fill.warning {
    background: var(--warning);
}

.progress-fill.danger {
    background: var(--danger);
}

.progress-fill.success {
    background: var(--success);
}

/* ── Habits widget ── */

.habits-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.habit-chip {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.habit-chip.done {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.3);
    color: var(--success);
    text-decoration: line-through;
}

.habit-check {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.habit-chip.done .habit-check {
    border-color: var(--success);
    background: var(--success);
}

.habit-chip.done .habit-check::after {
    content: "✓";
    color: white;
    font-size: 0.6rem;
    font-weight: bold;
}

.streak {
    font-size: 0.8rem;
    color: var(--warning);
    font-weight: 600;
    margin-top: 0.5rem;
}

/* ── Badges ── */

.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 600;
}

.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-success { background: rgba(34, 197, 94, 0.15); color: var(--success); }

/* ── Typography ── */

h1 { font-size: 1.5rem; font-weight: 700; }
h2 { font-size: 1.1rem; font-weight: 600; }

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-center { text-align: center; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* ── Finance specific ── */

.budget-hero {
    text-align: center;
    padding: 0.5rem 0;
}

.budget-remaining {
    font-size: 2rem;
    font-weight: 700;
}

.budget-total {
    margin-top: 0.125rem;
}

.budget-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.month-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.month-label {
    font-weight: 600;
    font-size: 0.95rem;
    min-width: 140px;
    text-align: center;
}

.day-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding-top: 0.75rem;
    margin-top: 0.5rem;
    border-top: 1px solid var(--border);
}

.day-label:first-child {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}

.cat-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0;
    font-size: 0.85rem;
}

.cat-icon {
    width: 1.5rem;
    text-align: center;
}

.cat-name {
    flex: 1;
}

.cat-amount {
    font-weight: 600;
}

/* Amount input */
.amount-input-wrap {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 1.25rem;
}

.amount-currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.amount-input {
    font-size: 2rem;
    font-weight: 700;
    background: none;
    border: none;
    border-bottom: 2px solid var(--border);
    border-radius: 0;
    padding: 0.25rem 0;
    width: 100%;
}

.amount-input:focus {
    border-color: var(--accent);
    outline: none;
}

/* Category buttons */
.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.cat-btn {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.625rem 0.75rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.cat-btn:hover {
    background: var(--surface-hover);
}

.cat-btn.selected {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
}

/* Budget rows */
.budget-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.budget-row:last-child {
    border-bottom: none;
}

.budget-input {
    width: 110px;
    text-align: right;
    flex-shrink: 0;
}

.cat-budget-bar {
    padding-bottom: 0.5rem;
}

.cat-budget-bar .text-xs {
    display: block;
    text-align: right;
    margin-top: 0.125rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }

/* ── Search ── */

.search-bar {
    margin-bottom: 1rem;
}

.search-form {
    width: 100%;
}

.search-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 0.875rem;
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 0.875rem 0.875rem 0.875rem 2.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    color: var(--text);
}

.search-input:focus {
    border-color: var(--accent);
    outline: none;
}

.search-result {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: var(--text);
    transition: background 0.1s;
}

.search-result:last-child {
    border-bottom: none;
}

.search-result:hover {
    background: var(--surface-hover);
    margin: 0 -0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    border-radius: var(--radius-sm);
}

.search-shortcuts {
    padding: 0.5rem 0;
}

.search-shortcut {
    display: block;
    padding: 0.875rem 0.5rem;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: var(--text);
    font-size: 0.95rem;
    transition: background 0.1s;
}

.search-shortcut:last-child {
    border-bottom: none;
}

.search-shortcut:hover {
    background: var(--surface-hover);
    border-radius: var(--radius-sm);
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

/* ── Tabs ── */

.tab-row {
    display: flex;
    gap: 0.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.25rem;
    margin-bottom: 1rem;
}

.tab-btn {
    flex: 1;
    padding: 0.5rem;
    text-align: center;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s;
}

.tab-btn.active {
    background: var(--accent);
    color: white;
}

.tab-btn:hover:not(.active) {
    background: var(--surface-hover);
}

/* ── Modules grid ── */

.module-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.module-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
    padding: 1.5rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text);
    transition: all 0.15s;
    text-align: center;
}

.module-card:hover {
    background: var(--surface-hover);
    border-color: var(--accent);
}

.module-icon {
    font-size: 2rem;
}

.module-name {
    font-weight: 600;
    font-size: 0.95rem;
}

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

/* ── Profile ── */

.profile-link {
    display: block;
    padding: 0.75rem 0.25rem;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: var(--text);
    font-size: 0.9rem;
    transition: background 0.1s;
}

.profile-link:last-child {
    border-bottom: none;
}

.profile-link:hover {
    background: var(--surface-hover);
    border-radius: var(--radius-sm);
}

/* ── Tags ── */

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 0.75rem;
}

.tag-chip {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s;
    cursor: pointer;
}

.tag-chip:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.tag-chip.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent);
    color: var(--accent);
}

.tag-sm {
    padding: 0.2rem 0.5rem;
    font-size: 0.7rem;
}

/* ── Recipes ── */

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

.ingredient-list li {
    padding: 0.375rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.ingredient-list li:last-child {
    border-bottom: none;
}

.ingredient-list li::before {
    content: "•";
    color: var(--accent);
    margin-right: 0.5rem;
}

.recipe-instructions {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.recipe-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.recipe-rating {
    color: var(--warning);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* ── Desktop ── */

@media (min-width: 769px) {
    .app-content {
        max-width: 600px;
    }

    .bottom-nav {
        max-width: 600px;
        left: 50%;
        transform: translateX(-50%);
        border-left: 1px solid var(--border);
        border-right: 1px solid var(--border);
    }

    .add-menu {
        max-width: 600px;
        left: 50%;
        transform: translateX(-50%) translateY(100%);
    }

    .add-menu.open {
        transform: translateX(-50%) translateY(0);
    }
}