/* PawDose - Pet Medication Tracker */
/* Design: Warm, friendly, trustworthy */

:root {
    --primary: #7C4DFF;
    --primary-light: #B388FF;
    --primary-dark: #651FFF;
    --success: #00C853;
    --success-light: #B9F6CA;
    --warning: #FFB300;
    --warning-light: #FFE082;
    --danger: #FF5252;
    --danger-light: #FFCDD2;
    
    --bg: #F8F6FF;
    --card: #FFFFFF;
    --text: #2D3142;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --border: #E5E7EB;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 999px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(124,77,255,0.15);
    --shadow-lg: 0 8px 24px rgba(124,77,255,0.2);
    
    --transition: 0.2s ease;
}

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

body {
    font-family: 'Nunito', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

/* App Container - Mobile First */
.app-container {
    max-width: 480px;
    margin: 0 auto;
    min-height: 100vh;
    background: var(--bg);
    padding-bottom: 80px;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--card);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.add-pet-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.add-pet-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* Sections */
section {
    padding: 20px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 18px;
    font-weight: 700;
}

.today-date {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Schedule Cards */
.schedule-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.schedule-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--card);
    padding: 16px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
    border-left: 4px solid var(--primary);
}

.schedule-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.schedule-card.completed {
    border-left-color: var(--success);
    opacity: 0.7;
}

.schedule-card.overdue {
    border-left-color: var(--danger);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.schedule-time {
    text-align: center;
    min-width: 60px;
}

.schedule-time .time {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.schedule-time .period {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.schedule-info {
    flex: 1;
}

.schedule-pet {
    font-weight: 700;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.schedule-pet .pet-emoji {
    font-size: 18px;
}

.schedule-med {
    color: var(--text-secondary);
    font-size: 14px;
}

.schedule-dosage {
    font-size: 13px;
    color: var(--text-muted);
}

.schedule-status {
    font-size: 24px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.empty-state .empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 14px;
}

/* Pets Grid */
.pets-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.pet-card {
    background: var(--card);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
}

.pet-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.pet-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 32px;
}

.pet-name {
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 4px;
}

.pet-meds-count {
    font-size: 13px;
    color: var(--text-secondary);
}

.add-pet-card {
    border: 2px dashed var(--border);
    background: transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
}

.add-pet-card:hover {
    border-color: var(--primary);
    background: var(--primary-light);
    background: rgba(124,77,255,0.05);
}

.add-pet-card .add-icon {
    font-size: 32px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.add-pet-card span {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Refill List */
.refill-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.refill-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card);
    padding: 14px 16px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.refill-card.urgent {
    background: var(--danger-light);
    border: 1px solid var(--danger);
}

.refill-card.warning {
    background: var(--warning-light);
    border: 1px solid var(--warning);
}

.refill-icon {
    font-size: 24px;
}

.refill-info {
    flex: 1;
}

.refill-med {
    font-weight: 700;
    font-size: 15px;
}

.refill-pet {
    font-size: 13px;
    color: var(--text-secondary);
}

.refill-count {
    font-weight: 700;
    font-size: 14px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    background: var(--bg);
}

.refill-card.urgent .refill-count {
    background: var(--danger);
    color: white;
}

.refill-card.warning .refill-count {
    background: var(--warning);
    color: white;
}

/* Bottom Nav */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    background: var(--card);
    display: flex;
    justify-content: space-around;
    padding: 12px 0;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
}

.nav-btn {
    background: none;
    border: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-btn.active {
    color: var(--primary);
}

.nav-icon {
    font-size: 22px;
}

.nav-label {
    font-size: 11px;
    font-weight: 600;
}

/* Modals */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--card);
    width: 100%;
    max-width: 480px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 24px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-compact {
    border-radius: var(--radius-lg);
    margin: 20px;
    max-height: 80vh;
}

.modal-large {
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal-header h3 {
    font-size: 20px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
}

/* Forms */
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

input, select, textarea {
    padding: 12px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124,77,255,0.1);
}

textarea {
    resize: vertical;
    min-height: 80px;
}

.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 14px;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 8px;
}

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

/* Time Inputs */
.time-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.time-inputs input {
    width: 110px;
}

/* Dose Modal */
.dose-header {
    text-align: center;
    padding: 20px 0;
}

.dose-header .dose-pet {
    font-size: 48px;
    margin-bottom: 12px;
}

.dose-header .dose-med-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.dose-header .dose-med-info {
    color: var(--text-secondary);
    font-size: 15px;
}

.dose-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 20px 0;
}

.dose-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 12px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.dose-btn .dose-icon {
    font-size: 28px;
}

.dose-btn.given {
    background: var(--success-light);
    color: #00701a;
}

.dose-btn.given:hover {
    background: var(--success);
    color: white;
}

.dose-btn.skipped {
    background: var(--danger-light);
    color: #c62828;
}

.dose-btn.skipped:hover {
    background: var(--danger);
    color: white;
}

.dose-btn.reschedule {
    background: var(--warning-light);
    color: #ff6f00;
}

.dose-btn.reschedule:hover {
    background: var(--warning);
    color: white;
}

/* Pet Detail */
.pet-detail-content {
    padding: 10px 0;
}

.pet-detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.pet-detail-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.pet-detail-info h4 {
    font-size: 24px;
    font-weight: 700;
}

.pet-detail-info p {
    color: var(--text-secondary);
    font-size: 14px;
}

.pet-meds-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pet-meds-list h5 {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.med-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
}

.med-item-info .med-name {
    font-weight: 700;
    font-size: 15px;
}

.med-item-info .med-schedule {
    font-size: 13px;
    color: var(--text-secondary);
}

.med-item-dosage {
    font-weight: 700;
    color: var(--primary);
    font-size: 14px;
}

.add-med-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px;
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 16px;
    transition: var(--transition);
}

.add-med-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text);
    color: white;
    padding: 14px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 14px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--danger);
}

/* Responsive */
@media (min-width: 481px) {
    .app-container {
        margin-top: 20px;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        min-height: calc(100vh - 40px);
    }
    
    .bottom-nav {
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }
    
    .modal {
        border-radius: var(--radius-lg);
        margin: 20px;
    }
}