/* ══════════════════════════════════════════════════════════════
   PROWESS — Modern, Professional, Accessible Design
   ══════════════════════════════════════════════════════════════ */

:root {
    --bg: #FFFBF5;
    --text: #1a1a1a;
    --text-light: #666;
    --border: #ddd;
    --info: #ADD8E6;
    --warning: #FF997A;
    --success: #B6DB98;
    --neutral: #f5f5f5;

    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    --font-serif: Georgia, serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    --radius: 4px;
    --btn-radius: 2px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a {
    color: #2c7da0;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    font-family: var(--font-sans);
    cursor: pointer;
    border: none;
    border-radius: var(--btn-radius);
    transition: all 0.15s ease;
}

input, select, textarea {
    font-family: var(--font-sans);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-sm);
    font-size: 1rem;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--info);
    box-shadow: 0 0 0 3px rgba(173, 216, 230, 0.2);
}

/* ── Layout ────────────────────────────────────────────────────── */
.page-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background: white;
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    box-shadow: var(--shadow);
}

.header-brand {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    letter-spacing: -0.5px;
    color: var(--text);
}

.header-subtitle {
    font-size: 0.85rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.header-nav {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.header-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

main {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ── Typography ────────────────────────────────────────────────── */
h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text);
}

h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

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

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.95rem;
    font-weight: 600;
    background: white;
    color: var(--text);
    border: 2px solid var(--text);
    border-radius: var(--btn-radius);
    letter-spacing: 0.01em;
}

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

.btn-primary {
    background: #4a8c5c;
    color: white;
    border: 2px solid #4a8c5c;
}

.btn-primary:hover {
    background: #3a7048;
    border-color: #3a7048;
}

.btn-secondary {
    background: #2c7da0;
    color: white;
    border: 2px solid #2c7da0;
}

.btn-secondary:hover {
    background: #226080;
    border-color: #226080;
}

.btn-warning {
    background: #d4622a;
    color: white;
    border: 2px solid #d4622a;
}

.btn-warning:hover {
    background: #b8501e;
    border-color: #b8501e;
}

.btn-lg {
    padding: 0.9rem 2rem;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.btn-block {
    width: 100%;
}

/* ── Cards ─────────────────────────────────────────────────────── */
.card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--spacing-md);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.card-content {
    padding: var(--spacing-md) 0;
}

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

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    font-size: 0.95rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: var(--spacing-sm);
    font-size: 1rem;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

/* ── Grid & Flex ───────────────────────────────────────────────── */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.flex {
    display: flex;
    gap: var(--spacing-md);
}

.flex-col {
    flex-direction: column;
}

.flex-center {
    align-items: center;
    justify-content: center;
}

.flex-between {
    justify-content: space-between;
}

.flex-wrap {
    flex-wrap: wrap;
}

/* ── Status Messages ───────────────────────────────────────────── */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-md);
}

.alert-info {
    background: #e3f2fd;
    border-left: 4px solid var(--info);
    color: #0d47a1;
}

.alert-warning {
    background: #fff3e0;
    border-left: 4px solid var(--warning);
    color: #e65100;
}

.alert-success {
    background: #e8f5e9;
    border-left: 4px solid var(--success);
    color: #1b5e20;
}

.alert-error {
    background: #ffebee;
    border-left: 4px solid #f44336;
    color: #b71c1c;
}

/* ── Calendar / Day Picker ─────────────────────────────────────── */
.day-picker {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.day-btn {
    aspect-ratio: 1;
    border: 2px solid var(--border);
    background: white;
    border-radius: var(--btn-radius);
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60px;
}

.day-btn:hover {
    border-color: #2c7da0;
    background: #f0f7fc;
}

.day-btn.selected {
    background: #4a8c5c;
    color: white;
    border-color: #4a8c5c;
}

.day-label {
    font-size: 0.8rem;
    opacity: 0.7;
    margin-top: 2px;
}

/* ── Schedule Grid ─────────────────────────────────────────────── */
.schedule-grid {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-top: var(--spacing-md);
}

.schedule-grid table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.schedule-grid th {
    background: var(--neutral);
    border-bottom: 2px solid var(--border);
    padding: var(--spacing-sm);
    text-align: center;
    font-weight: 600;
}

.schedule-grid td {
    padding: var(--spacing-sm);
    text-align: center;
    border: 1px solid var(--border);
}

.schedule-grid td:first-child {
    text-align: left;
    font-weight: 500;
    background: var(--neutral);
    min-width: 150px;
}

.schedule-cell {
    font-weight: 700;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    letter-spacing: 0.03em;
}

.cell-in {
    background: #4a8c5c;
    color: white;
}

.cell-home {
    background: #2c7da0;
    color: white;
}

.cell-vacation {
    background: #d4622a;
    color: white;
}

/* ── Collapsible ───────────────────────────────────────────────── */
.collapsible {
    cursor: pointer;
    padding: var(--spacing-md);
    background: var(--neutral);
    border: 2px solid var(--border);
    border-radius: var(--btn-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: all 0.15s;
    margin-bottom: var(--spacing-sm);
}

.collapsible:hover {
    background: #e8e8e8;
    border-color: #bbb;
}

.collapsible.active {
    background: #2c7da0;
    color: white;
    border-color: #2c7da0;
    margin-bottom: 0;
    border-radius: var(--btn-radius) var(--btn-radius) 0 0;
}

.collapse-icon {
    transition: transform 0.2s;
}

.collapsible.active .collapse-icon {
    transform: rotate(180deg);
}

.collapse-content {
    display: none;
    padding: var(--spacing-md);
    border: 2px solid #2c7da0;
    border-top: none;
    border-radius: 0 0 var(--btn-radius) var(--btn-radius);
    background: white;
    margin-bottom: var(--spacing-sm);
}

.collapse-content.active {
    display: block;
}

/* ── Score Card ────────────────────────────────────────────────── */
.score-badge {
    display: inline-block;
    background: #2c7da0;
    color: white;
    padding: 3px 10px;
    border-radius: var(--btn-radius);
    font-size: 0.8rem;
    font-weight: 700;
    font-family: var(--font-mono);
    letter-spacing: 0.04em;
}

.score-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border);
}

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

.score-label {
    font-weight: 500;
}

.score-value {
    font-weight: 700;
    font-family: var(--font-mono);
    color: #4a8c5c;
}

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 768px) {
    main {
        padding: var(--spacing-md);
    }

    header {
        padding: var(--spacing-md);
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .day-picker {
        grid-template-columns: repeat(3, 1fr);
    }

    .day-btn {
        min-height: 50px;
    }

    .card {
        padding: var(--spacing-md);
    }

    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* ── Utility ───────────────────────────────────────────────────── */
.mt {
    margin-top: var(--spacing-md);
}

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

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

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

.hidden {
    display: none;
}

.w-full {
    width: 100%;
}

.max-w-sm {
    max-width: 500px;
}

.max-w-md {
    max-width: 750px;
}

.max-w-lg {
    max-width: 1000px;
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-75 {
    opacity: 0.75;
}

.cursor-pointer {
    cursor: pointer;
}

.code {
    font-family: var(--font-mono);
    background: var(--neutral);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9rem;
}