/* ===== CSS Variables & Reset ===== */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #222240;
    --bg-glass: rgba(26, 26, 46, 0.7);
    --border: rgba(255, 255, 255, 0.06);
    --border-active: rgba(108, 92, 231, 0.4);
    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-muted: #55556a;
    --accent: #6C5CE7;
    --accent-light: #A29BFE;
    --success: #00B894;
    --success-bg: rgba(0, 184, 148, 0.12);
    --warning: #FDCB6E;
    --warning-bg: rgba(253, 203, 110, 0.12);
    --danger: #E17055;
    --danger-bg: rgba(225, 112, 85, 0.12);
    --radius: 12px;
    --radius-lg: 16px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --transition: 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse at 20% 0%, rgba(108, 92, 231, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(0, 184, 148, 0.06) 0%, transparent 50%);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

/* ===== App Container ===== */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ===== Header ===== */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    backdrop-filter: blur(12px);
}

.logo {
    display: flex; align-items: center; gap: 12px;
}

.logo-icon {
    width: 32px; height: 32px; color: var(--accent);
    filter: drop-shadow(0 0 8px rgba(108, 92, 231, 0.4));
}

.logo h1 {
    font-size: 1.5rem; font-weight: 700;
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

.header-subtitle {
    font-size: 0.8rem; color: var(--text-secondary); margin-top: 2px; margin-left: 44px;
}

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

.today-label {
    display: block; font-size: 0.7rem; text-transform: uppercase;
    letter-spacing: 1.5px; color: var(--text-muted); margin-bottom: 2px;
}

.today-date {
    font-size: 0.95rem; font-weight: 600; color: var(--text-secondary);
}

.header-right {
    display: flex; align-items: center; gap: 16px;
}

.header-actions {
    display: flex; gap: 4px;
}
.header-actions .btn-icon {
    color: var(--text-muted);
}
.header-actions .btn-icon:hover {
    color: var(--accent-light); background: rgba(108,92,231,0.15);
}

/* Toast Notifications */
.toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
    padding: 12px 24px; border-radius: var(--radius);
    font-size: 0.85rem; font-weight: 500; z-index: 2000;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    pointer-events: none;
}
.toast-success { background: var(--success); color: white; }
.toast-error { background: var(--danger); color: white; }
.toast-info { background: var(--accent); color: white; }

@keyframes toastIn { from { opacity:0; transform: translateX(-50%) translateY(20px); } to { opacity:1; transform: translateX(-50%) translateY(0); } }
@keyframes toastOut { from { opacity:1; } to { opacity:0; } }

/* ===== Main Content ===== */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* ===== Panels ===== */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    backdrop-filter: blur(12px);
}

.panel-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 20px;
}

.panel-header h2 {
    display: flex; align-items: center; gap: 10px;
    font-size: 1.1rem; font-weight: 600;
}

.panel-icon {
    width: 20px; height: 20px; color: var(--accent);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 16px; border: none; border-radius: var(--radius-sm);
    font-family: inherit; font-size: 0.85rem; font-weight: 500;
    cursor: pointer; transition: all var(--transition);
}

.btn svg { width: 16px; height: 16px; }

.btn-primary {
    background: var(--accent); color: white;
}
.btn-primary:hover {
    background: #5a4bd4; transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
}

.btn-secondary {
    background: var(--bg-card-hover); color: var(--text-secondary);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: #2a2a4a; }

.btn-danger {
    background: var(--danger); color: white;
}
.btn-danger:hover { background: #c0392b; }

.btn-icon {
    padding: 6px; background: transparent; color: var(--text-secondary);
    border: none; border-radius: var(--radius-sm); cursor: pointer;
    transition: all var(--transition);
}
.btn-icon:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.btn-icon svg { width: 18px; height: 18px; }

/* ===== Today's Medications ===== */
.today-meds-list {
    display: flex; flex-direction: column; gap: 10px;
    max-height: 420px; overflow-y: auto; padding-right: 4px;
}

.med-card {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    border-left: 3px solid var(--accent);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.med-card:hover { border-color: var(--border-active); }

.med-card.taken {
    opacity: 0.5; border-left-color: var(--success);
}

.med-check {
    width: 28px; height: 28px; border-radius: 50%;
    border: 2px solid var(--text-muted); background: transparent;
    cursor: pointer; transition: all var(--transition);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.med-check svg { width: 14px; height: 14px; opacity: 0; color: white; }

.med-check:hover {
    border-color: var(--success); background: var(--success-bg);
}

.med-card.taken .med-check {
    background: var(--success); border-color: var(--success);
}
.med-card.taken .med-check svg { opacity: 1; }

.med-info { flex: 1; min-width: 0; }

.med-name {
    font-weight: 600; font-size: 0.95rem; margin-bottom: 2px;
}
.med-card.taken .med-name { text-decoration: line-through; }

.med-detail {
    font-size: 0.78rem; color: var(--text-secondary);
    display: flex; gap: 10px; flex-wrap: wrap;
}

.med-dose-tag {
    padding: 2px 8px; border-radius: 4px;
    font-size: 0.7rem; font-weight: 500;
    background: rgba(108, 92, 231, 0.15); color: var(--accent-light);
}

.med-actions {
    display: flex; gap: 4px;
}

.med-actions button {
    background: transparent; border: none; color: var(--text-muted);
    cursor: pointer; padding: 4px; border-radius: 4px; transition: all var(--transition);
}
.med-actions button:hover { color: var(--text-primary); background: var(--bg-card-hover); }
.med-actions button svg { width: 15px; height: 15px; }

/* Dose Slots */
.dose-slots {
    display: flex; gap: 6px; flex-shrink: 0;
}

.dose-slot {
    width: 26px; height: 26px; border-radius: 50%;
    border: 2px solid var(--text-muted); background: transparent;
    cursor: pointer; transition: all var(--transition);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.65rem; color: var(--text-muted); font-weight: 600;
}
.dose-slot:hover { border-color: var(--success); background: var(--success-bg); }

.dose-slot.taken {
    background: var(--success); border-color: var(--success); color: white;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center; padding: 40px 20px; color: var(--text-muted);
}
.empty-icon { width: 48px; height: 48px; margin-bottom: 12px; }
.empty-state p { font-weight: 500; margin-bottom: 4px; color: var(--text-secondary); }
.empty-state span { font-size: 0.8rem; }

/* ===== Calendar ===== */
.calendar-nav {
    display: flex; align-items: center; gap: 8px;
}
.calendar-month-label {
    font-size: 0.9rem; font-weight: 600; min-width: 140px; text-align: center;
}

.calendar-grid {
    display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px;
}

.cal-day-header {
    text-align: center; font-size: 0.7rem; font-weight: 600;
    color: var(--text-muted); padding: 8px 0; text-transform: uppercase;
    letter-spacing: 1px;
}

.cal-day {
    aspect-ratio: 1; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    border-radius: var(--radius-sm); font-size: 0.85rem; font-weight: 500;
    cursor: pointer; transition: all var(--transition);
    position: relative; border: 1px solid transparent;
}

.cal-day:hover { background: var(--bg-card-hover); }

.cal-day.other-month { color: var(--text-muted); opacity: 0.3; }

.cal-day.today {
    border-color: var(--accent);
    background: rgba(108, 92, 231, 0.1);
    font-weight: 700;
}

.cal-day .cal-indicator {
    width: 6px; height: 6px; border-radius: 50%;
    position: absolute; bottom: 4px;
}

.cal-indicator.status-all { background: var(--success); box-shadow: 0 0 6px rgba(0, 184, 148, 0.5); }
.cal-indicator.status-partial { background: var(--warning); box-shadow: 0 0 6px rgba(253, 203, 110, 0.5); }
.cal-indicator.status-none { background: var(--danger); box-shadow: 0 0 4px rgba(225, 112, 85, 0.4); }

.calendar-legend {
    display: flex; gap: 16px; justify-content: center;
    margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border);
}

.legend-item {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.75rem; color: var(--text-secondary);
}

.legend-dot {
    width: 8px; height: 8px; border-radius: 50%;
}
.legend-dot-all { background: var(--success); }
.legend-dot-partial { background: var(--warning); }
.legend-dot-none { background: var(--danger); }

/* ===== Day Detail ===== */
.day-detail {
    margin-top: 16px; padding: 16px;
    background: var(--bg-secondary); border-radius: var(--radius);
    border: 1px solid var(--border); animation: slideIn 0.2s ease;
}

.day-detail-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 12px;
}
.day-detail-header h3 { font-size: 0.95rem; }

.day-detail-list { display: flex; flex-direction: column; gap: 6px; }

.day-detail-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px; border-radius: var(--radius-sm);
    font-size: 0.85rem; background: var(--bg-card);
}

.day-detail-dot {
    width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}

.day-detail-status {
    margin-left: auto; font-size: 0.75rem; font-weight: 600;
    padding: 2px 8px; border-radius: 4px;
}
.day-detail-status.complete { background: var(--success-bg); color: var(--success); }
.day-detail-status.partial { background: var(--warning-bg); color: var(--warning); }
.day-detail-status.missed { background: var(--danger-bg); color: var(--danger); }

/* ===== All Medications ===== */
.all-meds-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px;
}

.all-med-card {
    padding: 16px; background: var(--bg-secondary);
    border: 1px solid var(--border); border-radius: var(--radius);
    border-left: 3px solid var(--accent);
    transition: all var(--transition);
}
.all-med-card:hover { border-color: var(--border-active); transform: translateY(-2px); box-shadow: var(--shadow); }

.all-med-card .med-name { margin-bottom: 6px; }

.all-med-card .med-meta {
    font-size: 0.78rem; color: var(--text-secondary);
    display: flex; flex-direction: column; gap: 4px;
}

.all-med-card .med-meta span {
    display: flex; align-items: center; gap: 6px;
}

.all-med-card .card-actions {
    display: flex; gap: 8px; margin-top: 12px; padding-top: 10px;
    border-top: 1px solid var(--border);
}

.card-actions .btn { font-size: 0.78rem; padding: 5px 10px; }

/* ===== Modal ===== */
.modal-overlay {
    position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px); z-index: 1000;
    display: flex; align-items: center; justify-content: center;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 28px;
    width: 90%; max-width: 460px; box-shadow: var(--shadow-lg);
    animation: modalSlide 0.25s ease;
}

@keyframes modalSlide {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-sm { max-width: 360px; }

.modal-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 20px;
}
.modal-header h2 { font-size: 1.15rem; }

.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block; font-size: 0.8rem; font-weight: 500;
    color: var(--text-secondary); margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 10px 14px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--radius-sm); color: var(--text-primary);
    font-family: inherit; font-size: 0.9rem;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none; border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

.form-group select option { background: var(--bg-secondary); }

.form-group textarea { resize: vertical; }

/* Weekday Selector */
.weekday-selector {
    display: flex; gap: 6px; flex-wrap: wrap;
}

.weekday-chip {
    cursor: pointer;
}
.weekday-chip input { display: none; }

.weekday-chip span {
    display: block; padding: 6px 12px;
    border-radius: var(--radius-sm); font-size: 0.8rem; font-weight: 500;
    background: var(--bg-secondary); border: 1px solid var(--border);
    color: var(--text-secondary); transition: all var(--transition);
}
.weekday-chip input:checked + span {
    background: var(--accent); border-color: var(--accent); color: white;
}
.weekday-chip span:hover { border-color: var(--accent); }

/* Color Selector */
.color-selector {
    display: flex; gap: 8px; flex-wrap: wrap;
}

.color-dot {
    width: 28px; height: 28px; border-radius: 50%;
    border: 2px solid transparent; cursor: pointer;
    transition: all var(--transition);
}
.color-dot:hover { transform: scale(1.15); }
.color-dot.selected {
    border-color: white;
    box-shadow: 0 0 0 2px var(--accent), 0 0 12px rgba(108, 92, 231, 0.3);
}

.form-actions {
    display: flex; gap: 10px; justify-content: flex-end; margin-top: 24px;
}

.delete-msg { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 8px; }
.delete-med-name { font-weight: 600; color: var(--danger); margin-bottom: 16px; }

/* ===== Alerts ===== */
.alerts-container {
    display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px;
}
.alerts-container:empty { display: none; margin: 0; }

.alert-card {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 18px; border-radius: var(--radius);
    border-left: 3px solid; animation: slideIn 0.3s ease;
    font-size: 0.85rem;
}

.alert-card .alert-icon { font-size: 1.2rem; flex-shrink: 0; }
.alert-card .alert-text { flex: 1; }
.alert-card .alert-text strong { font-weight: 600; }
.alert-card .alert-dismiss {
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; padding: 4px; font-size: 1rem; line-height: 1;
    transition: color var(--transition);
}
.alert-card .alert-dismiss:hover { color: var(--text-primary); }

.alert-danger {
    background: var(--danger-bg); border-color: var(--danger); color: #f0a090;
}
.alert-warning {
    background: var(--warning-bg); border-color: var(--warning); color: #e8c868;
}
.alert-info {
    background: rgba(9, 132, 227, 0.12); border-color: #0984E3; color: #6cb8f0;
}

/* ===== Stock Indicator ===== */
.stock-info {
    display: flex; align-items: center; gap: 8px; margin-top: 4px;
}

.stock-bar-wrapper {
    flex: 1; height: 4px; background: var(--bg-card-hover);
    border-radius: 2px; overflow: hidden; max-width: 100px;
}
.stock-bar {
    height: 100%; border-radius: 2px; transition: width 0.4s ease;
}
.stock-bar.stock-ok { background: var(--success); }
.stock-bar.stock-low { background: var(--warning); }
.stock-bar.stock-critical { background: var(--danger); }

.stock-label {
    font-size: 0.7rem; font-weight: 500; white-space: nowrap;
}
.stock-label.stock-ok { color: var(--success); }
.stock-label.stock-low { color: var(--warning); }
.stock-label.stock-critical { color: var(--danger); }

.stock-tag {
    padding: 2px 8px; border-radius: 4px;
    font-size: 0.7rem; font-weight: 600;
}
.stock-tag.stock-ok { background: var(--success-bg); color: var(--success); }
.stock-tag.stock-low { background: var(--warning-bg); color: var(--warning); }
.stock-tag.stock-critical { background: var(--danger-bg); color: var(--danger); }

/* ===== Form Row ===== */
.form-row {
    display: flex; gap: 12px;
}
.form-group-half { flex: 1; }

.form-hint {
    display: block; font-size: 0.72rem; color: var(--text-muted);
    margin-top: 4px;
}

/* ===== Day Detail Dose Toggles ===== */
.day-detail-doses {
    display: flex; gap: 4px; margin-left: auto; margin-right: 8px;
}

.day-detail-dose-btn {
    width: 22px; height: 22px; border-radius: 50%;
    border: 2px solid var(--text-muted); background: transparent;
    cursor: pointer; transition: all var(--transition);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.6rem; color: var(--text-muted); font-weight: 600;
}
.day-detail-dose-btn:hover { border-color: var(--success); background: var(--success-bg); }
.day-detail-dose-btn.taken {
    background: var(--success); border-color: var(--success); color: white;
}

.day-detail-hint {
    margin-top: 10px; font-size: 0.72rem; color: var(--text-muted);
    text-align: center;
}

/* ===== Finish Date Badge ===== */
.finish-badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 2px 8px; border-radius: 4px;
    font-size: 0.7rem; font-weight: 500;
}
.finish-badge.soon {
    background: var(--danger-bg); color: var(--danger);
}
.finish-badge.ok {
    background: var(--success-bg); color: var(--success);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .app-container { padding: 12px; }
    .main-content { grid-template-columns: 1fr; }
    .app-header { flex-direction: column; gap: 12px; align-items: flex-start; }
    .today-info { text-align: left; }
    .all-meds-grid { grid-template-columns: 1fr; }
    .calendar-legend { flex-wrap: wrap; gap: 10px; }
    .form-row { flex-direction: column; gap: 0; }
}