/*
 * PetStack Styles
 *
 * Organization:
 * 1. CSS Reset & Variables
 * 2. Base/Global Styles
 * 3. Layout Components
 * 4. UI Components
 * 5. Utilities
 * 6. Media Queries (responsive overrides)
 */

/* ===========================================
   1. CSS RESET & VARIABLES
   =========================================== */

/* CSS Custom Properties (Variables) - CUSTOMIZE THESE */
:root {
    /* Colors - change these to match your brand */
    --color-primary: #9d6d57;       /* Main brand color (soft deep blue) */
    --color-primary-dark: #9d6d57;  /* Darker shade for hover states */
    --color-background: #f9fafb;    /* Page background (light gray) */
    --color-surface: #ffffff;       /* Card/section background (white) */
    --color-text: #1f2937;          /* Main text (dark gray) */
    --color-text-light: #6b7280;    /* Secondary text (medium gray) */
    --color-border: #e5e7eb;        /* Borders (light gray) */

    /* Typography */
    --font-family: 'Parkinsans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.5rem;     /* 24px */
    --font-size-2xl: 2rem;      /* 32px */

    /* Spacing */
    --spacing-xs: 0.25rem;  /* 4px */
    --spacing-sm: 0.5rem;   /* 8px */
    --spacing-md: 1rem;     /* 16px */
    --spacing-lg: 1.5rem;   /* 24px */
    --spacing-xl: 2rem;     /* 32px */

    /* Border Radius */
    --radius-sm: 0.25rem;   /* 4px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 1rem;      /* 16px */

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Basic Reset - removes default browser styling */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===========================================
   2. BASE/GLOBAL STYLES
   =========================================== */

html {
    font-size: var(--font-size-base);
    /* Smooth scrolling when clicking anchor links */
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.5;
    /* Prevents horizontal scroll on mobile */
    overflow-x: hidden;
    /* Full viewport height layout */
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Links */
a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* ===========================================
   3. LAYOUT COMPONENTS
   =========================================== */

/* Header */
.app-header {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.app-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.app-tagline {
    font-size: var(--font-size-base);
    opacity: 0.9;
}

/* Main Content */
.main-content {
    flex: 1; /* Takes up remaining space between header and footer */
    padding: var(--spacing-md);
    width: 100%;
    max-width: 600px; /* Limits width on larger screens */
    margin: 0 auto;   /* Centers the content */
}

/* Landing Page - hero section that fills the screen */
.landing-hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    position: relative;
}

.landing-content {
    text-align: center;
    max-width: 540px;
}

.landing-logo {
    width: min(500px, 100vw);
    height: auto;
    margin-bottom: var(--spacing-sm);
}

.landing-wordmark {
    position: absolute;
    top: var(--spacing-lg);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.landing-wordmark-icon {
    height: 2rem;
    width: auto;
}

.landing-headline {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.landing-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.landing-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.landing-learn-more {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: var(--spacing-xl);
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.landing-learn-more:hover {
    color: var(--color-text);
    text-decoration: none;
}

.landing-content .app-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.landing-content .app-tagline {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

/* Auth Buttons Container */
.auth-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* Scroll Hint */
.scroll-hint {
    position: absolute;
    bottom: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.scroll-hint-arrow {
    width: 24px;
    height: 24px;
    margin-top: var(--spacing-xs);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(8px);
    }
    60% {
        transform: translateY(4px);
    }
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 600px;
    margin: 0 auto;
}

.about-section h2 {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature-item {
    background-color: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.feature-item h3 {
    font-size: var(--font-size-base);
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.feature-item p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* Footer */
.app-footer {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md);
    text-align: center;
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ===========================================
   4. UI COMPONENTS
   =========================================== */

/* Section Cards */
.welcome-section {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

/* Buttons - for future use */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color 0.2s ease;
    /* Touch-friendly minimum size */
    min-height: 44px;
    min-width: 44px;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    text-decoration: none;
}

.btn-secondary {
    background-color: var(--color-surface);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: white;
    text-decoration: none;
}

.btn-full {
    width: 100%;
}

/* Auth Pages (Login, Signup) */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.auth-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 400px;
}

.auth-back-btn {
    align-self: flex-start;
    font-size: var(--font-size-xl);
    color: var(--color-text);
    text-decoration: none;
}

.auth-title {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.auth-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-footer {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-lg);
}

/* Forms */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
}

.form-group input {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    color: var(--color-text);
    min-height: 44px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(157, 109, 87, 0.15);
}

.form-group input::placeholder {
    color: var(--color-text-light);
}

.form-hint {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-style: italic;
}

/* Dashboard */
.dashboard-header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-xs);
}

/* Header Navigation */
.header-nav {
    display: flex;
    gap: var(--spacing-sm);
}

.header-nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    font-size: 1.4rem;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.header-nav-btn:hover {
    background-color: var(--color-background);
    transform: scale(1.05);
    text-decoration: none;
}

.header-nav-btn.active {
    background-color: var(--color-primary);
    filter: grayscale(0);
}

.header-nav-btn:not(.active) {
    filter: grayscale(0.5);
    opacity: 0.7;
}

.header-nav-btn:not(.active):hover {
    filter: grayscale(0);
    opacity: 1;
}

.dashboard-logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.dashboard-logo-icon {
    height: 1.6rem;
    width: auto;
}

.dashboard-logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0;
}

.dashboard-body{
    overflow-y: auto;
    min-height: 100dvh;
}

.households-body{
    overflow-y: auto;
}

.dashboard-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px var(--spacing-md) var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    visibility: hidden;
}

.dashboard-main.ready {
    visibility: visible;
}

.welcome-message {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.modal-overlay {
    position:fixed;
    inset:0;
    background:rgba(0, 0, 0, 0.20);
    display: flex;
    flex-direction:column;
    align-items: center;
    justify-content: center;
}

.modal-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    width: 90%;
    max-width: 400px;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    color: var(--color-text-light);
    padding: var(--spacing-xs);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.modal-close:hover {
    background-color: var(--color-background);
    color: var(--color-text);
}

.modal-content form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-content label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.modal-content input {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-height: 44px;
}

.modal-content button {
  margin-top: 1rem;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
}



/* ACTIVE STATE */
.active-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    overflow: hidden;
}

.pet-avatar {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background-color: var(--color-surface);
    border: 3px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    overflow: hidden;
}

.pet-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pet-avatar-placeholder {
    font-size: 32px;
}

.dropdown-row {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: var(--spacing-sm);
}

.dropdown-icon {
    position: absolute;
    left: calc(50% - 140px);
    font-size: var(--font-size-xl);
}

.household-dropdown {
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-md);
    font-family: var(--font-family);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    min-width: 200px;
    background-color: var(--color-background);
}

.pet-dropdown {
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-lg);
    font-family: var(--font-family);
    border-radius: var(--radius-lg);
    border: 3px solid var(--color-border);
    min-width: 200px;
}

.date-nav {
    margin-top: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.date-nav button {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-xs);
}

.activity-buttons {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.activity-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
}

.activity-btn .activity-icon {
    width: 70px;
    height: 70px;
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.activity-btn:hover .activity-icon {
    transform: scale(1.1);
    opacity: 0.8;
}

.activity-log {
    display: flex;
    flex-direction: column;
    text-align: left;
    gap: var(--spacing-sm) var(--spacing-md);
    width: 100%;
    margin-top: var(--spacing-lg);
}

.activity-entry {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.activity-edit-btn {
    position: absolute;
    top: var(--spacing-xs);
    right: var(--spacing-xs);
    background: none;
    border: none;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    cursor: pointer;
    padding: var(--spacing-xs);
}

.activity-edit-btn:hover {
    color: var(--color-primary);
}

.activity-entry-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    min-height: 48px;
    object-fit: contain;
    flex-shrink: 0;
}

/* Empty State */
.empty-state {
    text-align: center;

}

.empty-state-message {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.action-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    font-family: var(--font-family);
}

.action-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.action-icon {
    font-size: 2rem;
}

.action-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
}

.action-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ===========================================
   5. UTILITIES
   =========================================== */

/* Text utilities */
.text-center {
    text-align: center;
}

.text-light {
    color: var(--color-text-light);
}

.text-small {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

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

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

/* Households Grid */
.households-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
}

.household-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: 700;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    padding: var(--spacing-sm);
    word-break: break-word;
}

.household-circle:hover {
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
}

.household-page-btns{
    display:flex;
    justify-content:center;
    gap: var(--spacing-md);
}

.individual-household-content{
    display:flex;
    justify-content:center;
    align-items:center;
    flex-direction:column;
}

/* Profile Page */
.profile-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) 0;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: var(--color-surface);
    border: 3px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-avatar-placeholder {
    font-size: 48px;
}

.profile-display-name {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
}

.profile-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
    max-width: 300px;
}

.household-profile-picture {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: 700;
    font-size: var(--font-size-base);
    padding: var(--spacing-sm);
    word-break: break-word;
}

.invite-code {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

/* Tab Toggle */
.tab-toggle {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
    background-color: var(--color-background);
    padding: var(--spacing-xs);
    border-radius: var(--radius-lg);
}

.tab-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    background: none;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-light);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease, color 0.2s ease;
}

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

.tab-btn.active {
    background-color: var(--color-surface);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* Household List (Members/Pets) */
.household-list {
    list-style: none;
    width: 100%;
    max-width: 400px;
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.list-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.list-item-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-background);
    border-radius: 50%;
}

.list-item-name {
    flex: 1;
    font-weight: 600;
    color: var(--color-text);
}

.list-item-badge {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    background-color: var(--color-background);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.list-empty {
    text-align: center;
    color: var(--color-text-light);
    padding: var(--spacing-xl);
}

.list-action-btn {
    list-style: none;
}

/* Edit Activity Modal */
.edit-activity-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.btn-danger {
    background-color: #dc2626;
    color: white;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-secondary {
    background-color: var(--color-background);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-border);
}

#edit-activity-form-container {
    margin-top: var(--spacing-md);
}

#edit-activity-form-container form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

#edit-activity-form-container select {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
}

/* ===========================================
   6. MEDIA QUERIES (Responsive)
   =========================================== */

/* Tablet and up (768px) */
@media (min-width: 768px) {
    .app-title {
        font-size: 2.5rem;
    }

    .main-content {
        padding: var(--spacing-xl);
    }
}

/* Tablet and up - action cards in a row */
@media (min-width: 600px) {
    .action-cards {
        flex-direction: row;
        justify-content: center;
    }

    .action-card {
        flex: 1;
        max-width: 220px;
    }
}

/* Desktop (1024px) */
@media (min-width: 1024px) {
    .main-content {
        max-width: 800px;
    }
}

.hidden{
    display:none;
}