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

:root {
    --bg: #faf7f5;
    --surface: #ffffff;
    --text: #2d2926;
    --text-muted: #7a6e66;
    --accent: #9b7e6b;
    --accent-hover: #7d6455;
    --border: #e8ddd5;
    --danger: #c62828;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* ── Login ──────────────────────────────────────────────────── */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 380px;
    text-align: center;
}

.login-card h1 {
    font-size: 1.1rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.login-card .subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.login-card input {
    display: block;
    width: 100%;
    padding: 0.65rem 0.9rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--bg);
    outline: none;
    transition: border-color 0.15s;
}

.login-card input:focus {
    border-color: var(--accent);
}

.login-card .error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, opacity 0.15s;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    width: 100%;
}

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

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
}

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

.btn-share {
    background: #e3f2fd;
    color: #1565c0;
    border: none;
}

.btn-share:hover {
    background: #bbdefb;
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
}

.btn-danger:hover {
    background: #fce4ec;
}

/* ── Layout ─────────────────────────────────────────────────── */
.app-shell {
    max-width: 960px;
    margin: 0 auto;
    padding: 1.5rem;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border);
    margin-bottom: 1.5rem;
}

.app-header h1 {
    font-size: 1.1rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ── Database import/export messages ───────────────────────── */
.db-message {
    padding: 0.65rem 1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.db-message-success {
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.db-message-error {
    background: #fce4ec;
    color: #c62828;
    border: 1px solid #f8bbd0;
}

/* ── Plan List ──────────────────────────────────────────────── */
.plan-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.plan-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1rem 1.25rem;
    cursor: pointer;
    transition: box-shadow 0.15s;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plan-card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.plan-card .plan-info h3 {
    font-size: 1rem;
    margin-bottom: 0.15rem;
}

.plan-card .plan-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.plan-card .arrow {
    color: var(--accent);
    font-size: 1.2rem;
}

/* ── Filter Bar ─────────────────────────────────────────────── */
.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    flex-wrap: wrap;
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    min-width: 160px;
}

.filter-group label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.filter-group select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg);
    outline: none;
    cursor: pointer;
    transition: border-color 0.15s;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237a6e66' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.6rem center;
    padding-right: 2rem;
}

.filter-group select:focus {
    border-color: var(--accent);
}

/* ── Plan Detail ────────────────────────────────────────────── */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--accent);
    font-size: 0.9rem;
    cursor: pointer;
    margin-bottom: 1rem;
    background: none;
    border: none;
    font-family: inherit;
}

.back-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

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

.day-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.day-header h2 {
    font-size: 1.15rem;
}

.phase-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.phase-menstrual { background: #fce4ec; color: #c62828; }
.phase-follicular { background: #e8f5e9; color: #2e7d32; }
.phase-ovulation { background: #fff8e1; color: #f57f17; }
.phase-luteal { background: #e3f2fd; color: #1565c0; }

/* ── Meal Card ──────────────────────────────────────────────── */
.meal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.meal-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.25rem;
    position: relative;
}

.meal-card .meal-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.meal-card h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.meal-card .meal-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.meal-card .ingredients-title,
.meal-card .steps-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.75rem;
    margin-bottom: 0.35rem;
}

.meal-card ul,
.meal-card ol {
    padding-left: 1.25rem;
    font-size: 0.85rem;
    color: #4a4340;
}

.meal-card li {
    margin-bottom: 0.2rem;
}

.meal-card .share-row {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.75rem;
    gap: 0.5rem;
    align-items: center;
}

.share-url {
    font-size: 0.75rem;
    color: var(--text-muted);
    word-break: break-all;
}

/* ── Empty + Loading ────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 600px) {
    .meal-grid {
        grid-template-columns: 1fr;
    }
    .app-shell {
        padding: 1rem;
    }
    .filter-bar {
        flex-direction: column;
        gap: 0.75rem;
    }
    .filter-group {
        min-width: 100%;
    }
}