/* ============================================
   DayFlow — Daily Task Tracker
   Aesthetic: Refined Dark Editorial
   Fonts: Playfair Display + DM Sans + DM Mono
   ============================================ */

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

:root {
    --bg:         #0d0f14;
    --surface:    #13161e;
    --surface-2:  #1a1e2a;
    --border:     #252a38;
    --border-2:   #2e3447;
    --text:       #e8eaf0;
    --text-2:     #9299b0;
    --text-3:     #5c6380;
    --accent:     #f0c060;
    --accent-2:   #e88c40;
    --critical:   #ff5566;
    --high:       #ff8040;
    --medium:     #f0c060;
    --low:        #60c0a0;
    --complete:   #50d080;
    --radius:     12px;
    --radius-lg:  18px;
    --shadow:     0 4px 24px rgba(0,0,0,0.4);
    --shadow-lg:  0 8px 48px rgba(0,0,0,0.6);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ── Background Orbs ── */
.bg-orbs {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
}

.orb-1 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #f0c060, transparent);
    top: -150px; right: -100px;
    animation: float1 18s ease-in-out infinite;
}

.orb-2 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, #6080f0, transparent);
    bottom: 100px; left: -120px;
    animation: float2 22s ease-in-out infinite;
}

.orb-3 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, #e88c40, transparent);
    top: 50%; left: 50%;
    animation: float3 28s ease-in-out infinite;
}

@keyframes float1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-30px,40px)} }
@keyframes float2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(40px,-30px)} }
@keyframes float3 { 0%,100%{transform:translate(-50%,-50%)} 33%{transform:translate(-45%,-55%)} 66%{transform:translate(-55%,-45%)} }

/* ── Container ── */
.container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px 80px;
}

/* ── Header ── */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.tagline {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 2px;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.date-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 18px;
}

.date-icon { font-size: 20px; }

.date-main {
    font-family: 'Playfair Display', serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
}

.date-time {
    font-family: 'DM Mono', monospace;
    font-size: 12px;
    color: var(--accent);
    margin-top: 2px;
}

/* ── Stats Bar ── */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: border-color 0.2s, transform 0.2s;
}

.stat-card:hover { border-color: var(--border-2); transform: translateY(-2px); }

.stat-num {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}

.stat-label { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.8px; }

.stat-pending .stat-num { color: var(--medium); }
.stat-done .stat-num    { color: var(--complete); }
.stat-progress .stat-num { color: var(--accent); }

/* ── Cards ── */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.card-header {
    padding: 24px 28px 20px;
    border-bottom: 1px solid var(--border);
}

.card-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.card-header p {
    font-size: 12px;
    color: var(--text-3);
}

/* ── Form ── */
form { padding: 24px 28px; }

.form-grid {
    display: grid;
    grid-template-columns: 2.5fr 1.5fr 1fr 1.5fr;
    gap: 16px;
    margin-bottom: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-2);
    display: flex;
    align-items: center;
    gap: 6px;
}

.required { color: var(--critical); font-size: 13px; }
.optional  { color: var(--text-3); font-weight: 400; font-size: 10px; text-transform: none; }
.char-hint { color: var(--text-3); font-weight: 400; font-size: 10px; text-transform: none; margin-left: auto; }

textarea, input[type="time"], select {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-size: 13px;
    padding: 10px 12px;
    resize: vertical;
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
}

textarea:focus, input[type="time"]:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(240,192,96,0.1);
}

textarea::placeholder { color: var(--text-3); }

.char-counter {
    font-family: 'DM Mono', monospace;
    font-size: 10px;
    color: var(--text-3);
    text-align: right;
}

.status-notes-wrap { margin-top: 8px; }
.status-notes-wrap textarea { font-size: 12px; }

.deadline-hint {
    font-size: 11px;
    color: var(--accent);
    font-family: 'DM Mono', monospace;
    min-height: 16px;
}

/* ── Form Footer ── */
.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.priority-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
}

.priority-label { color: var(--text-3); }

.priority-value {
    font-family: 'DM Mono', monospace;
    font-size: 20px;
    font-weight: 500;
    color: var(--accent);
    min-width: 30px;
}

.priority-hint { color: var(--text-3); font-size: 11px; }

.btn-submit {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #0d0f14;
    border: none;
    border-radius: var(--radius);
    padding: 12px 24px;
    font-family: 'DM Sans', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.2s;
}

.btn-submit:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-submit:active { transform: translateY(0); }

/* ── Filter Row ── */
.filter-row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-2);
    border-radius: 20px;
    padding: 5px 14px;
    font-size: 11px;
    font-family: 'DM Sans', sans-serif;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #0d0f14;
}

/* ── Table ── */
.table-wrapper { overflow-x: auto; }

.task-table {
    width: 100%;
    border-collapse: collapse;
}

.task-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-3);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.task-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.task-row { transition: background 0.15s; }
.task-row:hover { background: var(--surface-2); }
.task-row:last-child td { border-bottom: none; }
.task-row.hidden { display: none; }

/* Completed row style */
.task-row[data-status="completed"] .task-desc { text-decoration: line-through; opacity: 0.5; }

/* ── Priority Badges ── */
.priority-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
}

.badge-critical { background: rgba(255,85,102,0.15); color: var(--critical); border: 1px solid rgba(255,85,102,0.3); }
.badge-high     { background: rgba(255,128,64,0.15); color: var(--high); border: 1px solid rgba(255,128,64,0.3); }
.badge-medium   { background: rgba(240,192,96,0.15); color: var(--medium); border: 1px solid rgba(240,192,96,0.3); }
.badge-low      { background: rgba(96,192,160,0.15); color: var(--low); border: 1px solid rgba(96,192,160,0.3); }

/* ── Table Cell Styles ── */
.task-desc { font-size: 13px; color: var(--text); line-height: 1.5; }
.task-meta { font-size: 10px; color: var(--text-3); margin-top: 4px; font-family: 'DM Mono', monospace; }
.dep-text  { font-size: 12px; color: var(--text-2); }
.no-dep    { color: var(--text-3); }

.deadline-display {
    font-family: 'DM Mono', monospace;
    font-size: 13px;
    color: var(--text);
    font-weight: 500;
}

.time-remaining {
    font-size: 10px;
    font-family: 'DM Mono', monospace;
    margin-top: 3px;
}

.time-remaining.overdue  { color: var(--critical); }
.time-remaining.urgent   { color: var(--high); }
.time-remaining.soon     { color: var(--medium); }
.time-remaining.ok       { color: var(--low); }

.status-select {
    font-size: 11px;
    padding: 5px 8px;
    border-radius: 6px;
    width: 100%;
}

.status-notes {
    font-size: 11px;
    color: var(--text-3);
    margin-top: 6px;
    font-style: italic;
}

.btn-delete {
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px;
    color: var(--text-3);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-delete:hover { background: rgba(255,85,102,0.1); border-color: var(--critical); color: var(--critical); }

/* ── Empty State ── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-icon  { font-size: 48px; margin-bottom: 16px; }
.empty-title { font-family: 'Playfair Display', serif; font-size: 18px; color: var(--text-2); margin-bottom: 8px; }
.empty-sub   { font-size: 13px; color: var(--text-3); }

/* ── Alert ── */
.alert {
    border-radius: var(--radius);
    padding: 14px 18px;
    margin-bottom: 20px;
    font-size: 13px;
}

.alert-error { background: rgba(255,85,102,0.1); border: 1px solid rgba(255,85,102,0.3); color: var(--critical); }

/* ── Toast ── */
.toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 20px;
    font-size: 13px;
    color: var(--text);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
}

.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { border-color: var(--complete); color: var(--complete); }
.toast.error   { border-color: var(--critical); color: var(--critical); }

/* ── Column Widths ── */
.th-priority  { width: 100px; }
.th-desc      { width: 30%; }
.th-dep       { width: 20%; }
.th-deadline  { width: 120px; }
.th-status    { width: 160px; }
.th-actions   { width: 60px; }

/* ── Responsive ── */
@media (max-width: 900px) {
    .form-grid { grid-template-columns: 1fr 1fr; }
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .header { flex-direction: column; gap: 16px; text-align: center; }
    .form-grid { grid-template-columns: 1fr; }
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .container { padding: 20px 16px 60px; }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }