/* Global Styles */
:root {
    --primary-color: #4CAF50;
    --secondary-color: #FF9800;
    --accent-color: #2196F3;
    --text-color: #333;
    --light-text: #666;
    --bg-color: #fff;
    --light-bg: #f5f5f5;
    --border-color: #ddd;
    --shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    --radius: 4px;
}

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

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.placeholder-img {
    background-color: #eee;
    width: 100%;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 14px;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    font-size: 28px;
    color: var(--text-color);
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #3d8b40;
}

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

.btn-secondary:hover {
    background-color: #e68900;
}

.btn-outline {
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    background-color: transparent;
}

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

.btn-large {
    padding: 12px 24px;
    font-size: 16px;
}

/* Header Styles */
header {
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    font-size: 24px;
    color: var(--primary-color);
}

.logo p {
    font-size: 12px;
    color: var(--light-text);
}

nav ul {
    display: flex;
}

nav ul li {
    margin-right: 20px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
}

nav ul li a.active::after,
nav ul li a:hover::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
}

.language-selector {
    margin-right: 20px;
}

.language-selector select {
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--bg-color);
}

.user-actions {
    display: flex;
    gap: 10px;
}

#logged-out-actions, #logged-in-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.user-greeting {
    margin-right: 10px;
    font-size: 14px;
    color: var(--text-color);
}

/* Mobile menu toggle - hidden by default */
.mobile-menu-toggle {
    display: none;
}

/* Hero Section */
.hero {
    padding: 60px 0;
    background-color: var(--light-bg);
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    flex: 1;
    padding-right: 40px;
}

.hero-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 18px;
    color: var(--light-text);
    margin-bottom: 30px;
}

.hero-actions {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
}

/* Features Section */
.features {
    padding: 80px 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: var(--radius);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
}

/* Guerrilla Time Sale */
.guerrilla-sale {
    padding: 40px 0;
    background-color: #FFF3E0; /* Light orange background */
    border-top: 2px solid var(--secondary-color);
    border-bottom: 2px solid var(--secondary-color);
}

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

.guerrilla-header .section-title {
    color: var(--secondary-color);
    margin-bottom: 0;
    text-align: left;
}

.timer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.timer-label {
    font-size: 14px;
    color: var(--light-text);
    margin-bottom: 5px;
}

.countdown-timer {
    display: flex;
    align-items: center;
    background-color: var(--secondary-color);
    padding: 10px 15px;
    border-radius: var(--radius);
    color: white;
}

.timer-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 40px;
}

.timer-value {
    font-size: 24px;
    font-weight: bold;
    line-height: 1;
}

.timer-unit .timer-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 2px;
    margin-bottom: 0;
}

.timer-separator {
    font-size: 24px;
    font-weight: bold;
    margin: 0 5px;
}

.guerrilla-description {
    text-align: center;
    margin-bottom: 30px;
    color: var(--text-color);
    font-size: 16px;
}

.guerrilla-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 20px;
}

.guerrilla-product-card {
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s ease;
    position: relative;
}

.guerrilla-product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.guerrilla-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--secondary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    z-index: 1;
}

.original-price {
    text-decoration: line-through;
    color: var(--light-text);
    font-size: 14px;
    margin-right: 5px;
}

.discount-rate {
    color: #FF5252;
    font-weight: bold;
    margin-left: 5px;
}

.sale-price {
    font-weight: bold;
    font-size: 18px;
    color: var(--primary-color);
}

/* Product Showcase */
.product-showcase {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.view-more {
    text-align: center;
}

/* Mission & Gamification */
.mission-gamification {
    padding: 80px 0;
}

.mission-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.mission-card {
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.mission-icon {
    font-size: 30px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.mission-card h3 {
    margin-bottom: 10px;
}

.mission-card p {
    margin-bottom: 20px;
}

.progress-bar {
    height: 10px;
    background-color: var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress {
    height: 100%;
    background-color: var(--accent-color);
}

.progress-text {
    font-size: 14px;
    color: var(--light-text);
}

.miles-counter {
    font-weight: bold;
    color: var(--accent-color);
}

.stamp-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.stamp {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--border-color);
    position: relative;
}

.stamp.completed {
    background-color: var(--secondary-color);
}

.stamp.completed::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 20px;
}

/* Search Section */
.search-section {
    padding: 30px 0;
    background-color: white;
    border-bottom: 1px solid var(--border-color);
}

.search-container {
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.search-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.search-tab {
    padding: 15px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 500;
    color: var(--light-text);
    transition: all 0.3s ease;
    position: relative;
}

.search-tab.active {
    color: var(--primary-color);
}

.search-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.search-content {
    padding: 20px;
}

.search-panel {
    display: none;
}

.search-panel.active {
    display: block;
}

.search-form {
    width: 100%;
}

.search-input-group {
    display: flex;
    margin-bottom: 15px;
}

.search-input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    font-size: 16px;
}

.search-button {
    padding: 0 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    cursor: pointer;
}

.search-filters {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-select {
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: white;
    min-width: 150px;
}

.region-map {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.japan-map {
    display: flex;
    gap: 20px;
}

.region-selector {
    flex: 1;
}

.region-selector h3 {
    margin-bottom: 15px;
    font-size: 18px;
}

.region-list {
    list-style: none;
}

.region-list li {
    margin-bottom: 10px;
}

.region-list a {
    color: var(--text-color);
    transition: color 0.3s ease;
}

.region-list a:hover {
    color: var(--primary-color);
}

.map-image {
    flex: 2;
    height: 300px;
}

.popular-regions h3 {
    margin-bottom: 15px;
    font-size: 18px;
}

.region-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.region-tag {
    display: inline-block;
    padding: 8px 15px;
    background-color: #f0f0f0;
    border-radius: 20px;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.region-tag:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Mission & Gamification - Not Logged In */
.mission-login-prompt {
    text-align: center;
    padding: 40px;
    background-color: var(--light-bg);
    border-radius: var(--radius);
    margin-bottom: 30px;
}

.mission-login-icon {
    font-size: 50px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.mission-login-prompt h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.mission-login-prompt p {
    margin-bottom: 25px;
    color: var(--light-text);
}

.mission-login-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.mission-preview h3 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 20px;
}

.mission-preview-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.mission-preview-card {
    background-color: white;
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.mission-preview-card .mission-icon {
    font-size: 30px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.mission-preview-card h4 {
    margin-bottom: 10px;
}

/* Daily Missions */
.daily-missions {
    margin-top: 30px;
}

.daily-missions h3 {
    margin-bottom: 15px;
    font-size: 20px;
}

.daily-mission-list {
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.daily-mission-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.daily-mission-item:last-child {
    border-bottom: none;
}

.mission-check {
    margin-right: 15px;
    font-size: 20px;
    color: var(--light-text);
}

.mission-check .fa-check-circle {
    color: var(--primary-color);
}

.mission-info {
    flex: 1;
}

.mission-info h4 {
    margin-bottom: 5px;
}

.mission-info p {
    font-size: 14px;
    color: var(--light-text);
}

.mission-status {
    font-size: 14px;
    color: var(--light-text);
}

.mission-status.completed {
    color: var(--primary-color);
    font-weight: bold;
}

/* Producer Showcase */
.producer-showcase {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.producer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

/* Business Buyers */
.business-buyers {
    padding: 80px 0;
}

.business-buyers .container {
    display: flex;
    align-items: center;
    gap: 40px;
}

.business-content {
    flex: 1;
}

.business-content h2 {
    font-size: 28px;
    margin-bottom: 20px;
}

.business-content p {
    margin-bottom: 30px;
}

.business-image {
    flex: 1;
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ccc;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    font-size: 14px;
    color: #999;
}

/* Responsive Design */

/* Tablet Styles (768px - 1024px) */
@media (max-width: 1024px) {
    /* Global adjustments for tablets */
    .container {
        padding: 0 15px;
    }

    .section-title {
        font-size: 24px;
        margin-bottom: 30px;
    }

    /* Header adjustments */
    nav ul li {
        margin-right: 15px;
    }

    /* Hero section */
    .hero {
        padding: 40px 0;
    }

    .hero-content h2 {
        font-size: 32px;
    }

    /* Feature cards */
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* Guerrilla sale */
    .guerrilla-product-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 20px;
    }

    /* Product and producer grids */
    .product-grid,
    .producer-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 20px;
    }

    /* Mission cards */
    .mission-cards {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    /* Business buyers section */
    .business-buyers .container {
        flex-direction: column;
    }

    .business-content {
        text-align: center;
        margin-bottom: 30px;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

/* Mobile Styles (up to 767px) */
@media (max-width: 767px) {
    /* Global adjustments for mobile */
    body {
        font-size: 14px;
    }

    .container {
        padding: 0 10px;
    }

    .section-title {
        font-size: 20px;
        margin-bottom: 20px;
    }

    .btn {
        padding: 8px 16px;
        font-size: 14px;
    }

    .btn-large {
        padding: 10px 20px;
        font-size: 15px;
    }

    /* Header with hamburger menu */
    header .container {
        flex-direction: column;
        position: relative;
        padding: 10px;
    }

    .logo {
        margin-bottom: 10px;
        text-align: center;
    }

    /* Hamburger menu styles */
    .mobile-menu-toggle {
        display: block;
        position: absolute;
        top: 15px;
        right: 15px;
        font-size: 24px;
        cursor: pointer;
        z-index: 101;
    }

    nav {
        width: 100%;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    nav.active {
        max-height: 300px;
    }

    nav ul {
        flex-direction: column;
        width: 100%;
        padding: 10px 0;
    }

    nav ul li {
        margin: 0;
        width: 100%;
        text-align: center;
    }

    nav ul li a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
    }

    nav ul li:last-child a {
        border-bottom: none;
    }

    .header-actions {
        flex-direction: column;
        width: 100%;
        gap: 10px;
        align-items: center;
    }

    .language-selector {
        margin-right: 0;
        width: 100%;
        text-align: center;
    }

    .language-selector select {
        width: 100%;
        max-width: 200px;
    }

    .user-actions {
        width: 100%;
        justify-content: center;
    }

    #logged-out-actions, 
    #logged-in-actions {
        width: 100%;
        justify-content: center;
    }

    /* Hero section */
    .hero {
        padding: 30px 0;
    }

    .hero .container {
        flex-direction: column;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 30px;
        text-align: center;
    }

    .hero-content h2 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .hero-content p {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .hero-actions {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }

    .hero-actions .btn {
        width: 100%;
        max-width: 250px;
    }

    /* Guerrilla sale */
    .guerrilla-sale {
        padding: 30px 0;
    }

    .guerrilla-header {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        margin-bottom: 15px;
    }

    .guerrilla-header .section-title {
        text-align: center;
        margin-bottom: 0;
    }

    .guerrilla-product-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* Search section */
    .search-section {
        padding: 20px 0;
    }

    .search-tabs {
        flex-wrap: wrap;
    }

    .search-tab {
        flex: 1;
        min-width: 33.333%;
        padding: 10px;
        font-size: 13px;
        text-align: center;
    }

    .search-content {
        padding: 15px;
    }

    .search-filters {
        flex-direction: column;
        gap: 10px;
    }

    .filter-select {
        width: 100%;
    }

    .japan-map {
        flex-direction: column;
    }

    .map-image {
        height: 200px;
    }

    /* Features section */
    .features {
        padding: 40px 0;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature-card {
        padding: 20px;
    }

    /* Product showcase */
    .product-showcase {
        padding: 40px 0;
    }

    .product-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Mission & Gamification */
    .mission-gamification {
        padding: 40px 0;
    }

    .mission-login-prompt {
        padding: 20px;
    }

    .mission-login-prompt h3 {
        font-size: 20px;
    }

    .mission-login-actions {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }

    .mission-login-actions .btn {
        width: 100%;
    }

    .mission-preview-cards {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .mission-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Producer showcase */
    .producer-showcase {
        padding: 40px 0;
    }

    .producer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Business buyers */
    .business-buyers {
        padding: 40px 0;
    }

    .business-content h2 {
        font-size: 22px;
    }

    /* Footer */
    footer {
        padding: 40px 0 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer-section h3 {
        margin-bottom: 15px;
    }
}

/* Small Mobile Styles (up to 480px) */
@media (max-width: 480px) {
    /* Further adjustments for very small screens */
    .container {
        padding: 0 8px;
    }

    .section-title {
        font-size: 18px;
    }

    .hero-content h2 {
        font-size: 20px;
    }

    .hero-content p {
        font-size: 14px;
    }

    /* Timer adjustments */
    .timer-value {
        font-size: 20px;
    }

    .timer-unit {
        min-width: 30px;
    }

    /* Search tabs */
    .search-tab {
        padding: 8px 5px;
        font-size: 12px;
    }

    /* Stamp grid */
    .stamp {
        width: 40px;
        height: 40px;
    }

    /* Daily mission items */
    .daily-mission-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }

    .mission-status {
        margin-left: 35px;
    }
}

/* Mobile menu display */
@media (max-width: 767px) {
    .mobile-menu-toggle {
        display: block;
        position: absolute;
        top: 15px;
        right: 15px;
        font-size: 24px;
        cursor: pointer;
        z-index: 101;
    }

    nav {
        display: none;
        width: 100%;
        margin-top: 10px;
    }

    nav.active {
        display: block;
        max-height: none;
    }

    nav ul {
        flex-direction: column;
        width: 100%;
        padding: 10px 0;
    }

    nav ul li {
        margin: 0;
        width: 100%;
        text-align: center;
    }

    nav ul li a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
    }

    nav ul li:last-child a {
        border-bottom: none;
    }
}