/* 
    Claro - style.css
    A calm productivity app
*/

/* reset + base */

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

:root {
    --cream: #f5f2eb;
    --cream-dark: #ede8de;
    --ink: #1a1814;
    --ink-soft: #3d3a34;
    --ink-muted: #7a7469;
    --ink-faint: #b5b0a8;
    --accent: #4a6fa5;
    --accent-light: #dce6f5;
    --accent-dark: #2d4d7a;
    --warm: #c4825a;
    --warm-light: #f5e8df;
    --success: #4a8c6a;
    --success-light: #dff0e8;
    --panel-bg: #ffffff;
    --panel-border: #e2ddd5;
    --shadow: 0 2px 12px rgba(26, 24, 20, 0.06);
    --shadow-lg: 0 8px 32px rgba(26, 24, 20, 0.10);
    --radius: 12px;
    --radius-sm: 6px;
    --font-display: 'Fraunces', Georgia, serif;
    --font-mono: 'DM Mono', 'Courier New', monospace;
    --transition: 0.18s ease;
}

html {
    font-size: 16px; 
}

body {
    font-family: var(--font-mono);
    background-color: var(--cream);
    color: var(--ink);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* auth overlay */

.auth-overlay {
    position: fixed;
    inset: 0;
    background: var(--cream);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(74, 111, 165, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(196, 130, 90, 0.06) 0%, transparent 50%);
}

.auth-card {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.auth-logo {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 300;
    font-style: italic;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
}

.auth-tagline {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--ink-muted);
    letter-spacing: 0.08em;
    margin-bottom: 2rem;
}

.auth-desc {
    font-size: 0.85rem;
    color: var(--ink-soft);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.btn-signin {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--ink);
    color: var(--cream);
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    letter-spacing: 0.02em;
    width: 100%;
    justify-content: center;
    margin-bottom: 1rem;
}

.btn-signin:hover {
    background: var(--ink-soft);
    transform: translateY(-1px);
}

.btn-signin:active {
    transform: translateY(0);
}

.auth-note {
    font-size: 0.72rem;
    color: var(--ink-faint);
    line-height: 1.5;
}

/* hidden utility */
.hidden {
    display: none !important;
}

/* header */

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 2rem;
    background: var(--panel-bg);
    border-bottom: 1px solid var(--panel-border);
    position: sticky;
    top: 0;
    z-index: 10;
}
 
.header-left {
    display: flex;
    align-items: baseline;
    gap: 1rem;
}
 
.logo {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 300;
    font-style: italic;
    color: var(--ink);
    letter-spacing: -0.02em;
}
 
.header-date {
    font-size: 0.72rem;
    color: var(--ink-muted);
    letter-spacing: 0.04em;
}
 
.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}
 
.user-name {
    font-size: 0.75rem;
    color: var(--ink-muted);
}
 
.btn-signout {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--ink-muted);
    background: none;
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-sm);
    padding: 0.3rem 0.75rem;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: 0.02em;
}
 
.btn-signout:hover {
    color: var(--ink);
    border-color: var(--ink-faint);
}


/* week banner */

.week-banner {
    background: var(--accent-light);
    border-bottom: 1px solid #c8d9ef;
    padding: 0.875rem 2rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    overflow-x: auto;
    scrollbar-width: none;
}
 
.week-banner::-webkit-scrollbar {
    display: none;
}
 
.week-banner-label {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    color: var(--accent-dark);
    text-transform: uppercase;
    white-space: nowrap;
    font-weight: 400;
}
 
.week-events {
    display: flex;
    gap: 0.75rem;
    flex-wrap: nowrap;
}
 
.week-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: white;
    border: 1px solid #c8d9ef;
    border-radius: 99px;
    padding: 0.25rem 0.75rem;
    font-size: 0.72rem;
    color: var(--accent-dark);
    white-space: nowrap;
    flex-shrink: 0;
}
 
.week-chip-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}
 
.loading-text {
    font-size: 0.75rem;
    color: var(--ink-faint);
    font-style: italic;
}

/* main grid */

.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto;
    gap: 1.5rem;
    padding: 1.5rem 2rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}

/* panels */

.panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}
 
.panel-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    padding-bottom: 0.875rem;
    border-bottom: 1px solid var(--cream-dark);
}
 
.panel-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 300;
    font-style: italic;
    color: var(--ink);
    letter-spacing: -0.01em;
}
 
.panel-sub,
.task-count,
.saved-indicator {
    font-size: 0.68rem;
    color: var(--ink-faint);
    letter-spacing: 0.05em;
}
 
.saved-indicator {
    color: var(--success);
    opacity: 0;
    transition: opacity 0.4s ease;
}
 
.saved-indicator.visible {
    opacity: 1;
}

/* to do */

.todo-input-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
 
.todo-input {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    background: var(--cream);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.875rem;
    color: var(--ink);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}
 
.todo-input::placeholder {
    color: var(--ink-faint);
}
 
.todo-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.12);
}
 
.btn-add {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    background: var(--ink);
    color: var(--cream);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
    font-weight: 300;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
 
.btn-add:hover {
    background: var(--accent);
    transform: scale(1.05);
}
 
.todo-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    min-height: 20px;
}
 
.todo-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.625rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
    animation: slideIn 0.18s ease;
}
 
@keyframes slideIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
 
.todo-item:hover {
    background: var(--cream);
}
 
.todo-checkbox {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    border: 1.5px solid var(--ink-faint);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    background: transparent;
}
 
.todo-item.done .todo-checkbox {
    background: var(--success);
    border-color: var(--success);
}
 
.todo-checkbox-check {
    width: 8px;
    height: 8px;
    opacity: 0;
    transition: opacity var(--transition);
}
 
.todo-item.done .todo-checkbox-check {
    opacity: 1;
}
 
.todo-text {
    flex: 1;
    font-size: 0.8rem;
    color: var(--ink-soft);
    transition: all var(--transition);
    word-break: break-word;
}
 
.todo-item.done .todo-text {
    text-decoration: line-through;
    color: var(--ink-faint);
}
 
.todo-delete {
    width: 20px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ink-faint);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    opacity: 0;
    transition: all var(--transition);
    flex-shrink: 0;
}
 
.todo-item:hover .todo-delete { opacity: 1; }
.todo-delete:hover { color: var(--warm); background: var(--warm-light); }
 
.todo-footer {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--cream-dark);
}
 
.btn-ghost {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--ink-faint);
    background: none;
    border: none;
    cursor: pointer;
    letter-spacing: 0.04em;
    padding: 0.25rem 0;
    transition: color var(--transition);
}
 
.btn-ghost:hover {
    color: var(--warm);
}
 
.empty-state {
    font-size: 0.75rem;
    color: var(--ink-faint);
    font-style: italic;
    padding: 0.5rem 0;
    text-align: center;
}

/* notes */

.notes-area {
    width: 100%;
    min-height: 280px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.8;
    color: var(--ink-soft);
    background: var(--cream);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-sm);
    padding: 0.875rem;
    resize: vertical;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}
 
.notes-area::placeholder { 
    color: var(--ink-faint); font-style: italic;
}
 
.notes-area:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.10);
    background: white;
}

/* calendar */

.calendar-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-height: 80px;
}
 
.cal-empty {
    font-size: 0.75rem;
    color: var(--ink-faint);
    font-style: italic;
    text-align: center;
    padding: 1.5rem 0;
}
 
.cal-day-group { 
    margin-bottom: 0.75rem;
}
 
.cal-day-label {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
    padding-left: 0.25rem;
}
 
.cal-event {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    padding: 0.5rem 0.625rem;
    border-radius: var(--radius-sm);
    border-left: 2.5px solid var(--accent);
    background: var(--accent-light);
    animation: slideIn 0.2s ease;
}
 
.cal-event-time {
    font-size: 0.68rem;
    color: var(--accent-dark);
    white-space: nowrap;
    flex-shrink: 0;
    min-width: 60px;
    padding-top: 1px;
}
 
.cal-event-title {
    font-size: 0.78rem;
    color: var(--ink-soft);
    line-height: 1.4;
    word-break: break-word;
}
 
.cal-error {
    font-size: 0.75rem;
    color: var(--warm);
    font-style: italic;
    padding: 0.5rem;
    background: var(--warm-light);
    border-radius: var(--radius-sm);
}

/* responsive */

@media (max-width: 900px) {
    .main-grid {
        grid-template-columns: 1fr 1fr;
        padding: 1rem;
    }
    .panel-calendar {
        grid-column: 1 / -1;
    }
}
 
@media (max-width: 600px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
    .panel-calendar {
        grid-column: unset;
    }
    .header {
        padding: 1rem;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .week-banner {
        padding: 0.75rem 1rem;
    }
}