:root {
    --primary-color: #0d6efd;
    --text-color: #212529;
    --text-secondary: #6c757d;
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --border-color: #dee2e6;
    --success-color: #198754;
    --danger-color: #dc3545;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    display: flex;
    justify-content: center;
}

.mobile-container {
    width: 100%;
    max-width: 480px; /* Mobile layout limit */
    background-color: #ffffff;
    min-height: 100vh;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
}

/* Header */
.profile-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.profile-header-top {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.profile-img {
    border-radius: 50%;
    width: 80px;
    height: 80px;
    object-fit: cover;
    flex-shrink: 0;
}

.profile-info {
    text-align: left;
}

.profile-info h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stats i {
    margin-right: 0.15rem;
}

.profile-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.header-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Buttons */
.btn {
    width: 100%;
    padding: 0.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    text-decoration: none;
}

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

.btn-primary:active {
    opacity: 0.9;
}

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

/* Sections */
.section {
    padding: 1.5rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-title {
    display: flex;
    flex-direction: column;
}

.section h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.scroll-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.view-all {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Horizontal Scroll */
.horizontal-scroll {
    display: flex;
    overflow-x: auto;
    gap: 1rem;
    padding-bottom: 0.5rem;
    scrollbar-width: none; /* Firefox */
}
.horizontal-scroll::-webkit-scrollbar {
    display: none; /* Chrome */
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    flex-shrink: 0;
}

/* Product Card */
.product-card {
    width: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.product-icon img {
    border-radius: 50%;
    margin-bottom: 0.75rem;
    width: 60px;
    height: 60px;
}

.product-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.product-card .price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.product-card .warranty {
    font-size: 0.75rem;
    color: var(--success-color);
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}

.status {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

.status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status.ready {
    color: var(--success-color);
}

.status.ready .dot {
    background-color: var(--success-color);
}

.status.sold-out {
    color: var(--danger-color);
}

.status.sold-out .dot {
    background-color: var(--danger-color);
}

.card-actions {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: auto;
}

.btn-outline-sm {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.4rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.btn-primary-sm {
    background: var(--primary-color);
    border: none;
    color: white;
    padding: 0.4rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    text-decoration: none;
}

/* Review Card */
.review-card {
    width: 260px;
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.reviewer img {
    border-radius: 50%;
    width: 40px;
    height: 40px;
}

.reviewer h4 {
    font-size: 0.9rem;
    font-weight: 600;
}

.stars {
    color: #fbbc04;
    font-size: 0.8rem;
}

.review-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* FAQ */
.pb-4 {
    padding-bottom: 2rem;
}
.mb-3 {
    margin-bottom: 1rem;
}

.faq-list {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

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

.faq-question {
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    background: var(--card-bg);
}

.faq-answer {
    padding: 0 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background: var(--card-bg);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.faq-item.active .faq-answer {
    padding: 0 1rem 1rem 1rem;
    max-height: 200px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-question i {
    transition: transform 0.3s ease;
}