/*
   GERMANIUM - UI Components & Modules
   Aesthetics: Clinical Beauty, Cards, Accordions, Tabs, Buttons
*/

@import url('variables.css');

/* 1. BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: var(--weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-light);
    color: var(--color-bg-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary-dark);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-warm);
    transform: translateY(-2px);
}

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

.btn-accent:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-warm);
    transform: translateY(-2px);
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-primary);
    padding: 0;
    font-size: 0.95rem;
    font-weight: var(--weight-semibold);
    letter-spacing: 0.02em;
    text-transform: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    position: relative;
}

.btn-link::after {
    content: '→';
    transition: var(--transition-fast);
}

.btn-link:hover::after {
    transform: translateX(4px);
}

/* 2. PRODUCT CARDS */
.product-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-smooth);
    border: 1px solid rgba(196, 181, 148, 0.1);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.product-card-img-wrapper {
    position: relative;
    padding-top: 100%; /* Square aspect ratio */
    background-color: var(--color-bg-warm);
    overflow: hidden;
}

.product-card-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.product-card:hover .product-card-img {
    transform: scale(1.05);
}

.product-card-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background-color: rgba(250, 249, 246, 0.9);
    backdrop-filter: blur(4px);
    border: 1px solid var(--color-accent);
    color: var(--color-primary-dark);
    font-size: 0.75rem;
    font-weight: var(--weight-semibold);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 10;
}

.product-card-content {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-card-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
    font-weight: var(--weight-medium);
}

.product-card-capacity {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: var(--weight-medium);
    margin-bottom: var(--space-md);
}

.product-card-text {
    font-size: 0.95rem;
    color: var(--color-text-main);
    margin-bottom: var(--space-lg);
    flex-grow: 1;
    font-weight: var(--weight-light);
}

.product-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
    margin-top: auto;
}

.product-card-details-link {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: var(--weight-semibold);
    color: var(--color-primary);
}

.product-card-details-link:hover {
    color: var(--color-accent);
}

/* EAN Code indicator */
.product-card-ean {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: monospace;
}

/* 3. ACCORDION (FAQ) */
.faq-list {
    margin-top: var(--space-xl);
}

.faq-item {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin-bottom: var(--space-md);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-item:hover {
    border-color: var(--color-accent);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    cursor: pointer;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: var(--weight-medium);
    color: var(--color-primary-dark);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    background-color: hsl(36, 15%, 98%);
}

.faq-answer-inner {
    padding: 0 var(--space-lg) var(--space-lg) var(--space-lg);
    font-size: 0.95rem;
    font-weight: var(--weight-light);
    color: var(--color-text-main);
    border-top: 1px solid transparent;
}

.faq-item.active {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-sm);
}

.faq-item.active .faq-answer {
    /* Height will be computed in JS for smooth animations or via max-height fallback */
    max-height: 300px;
}

.faq-item.active .faq-answer-inner {
    border-top-color: var(--color-border);
}

.faq-icon {
    width: 16px;
    height: 16px;
    fill: none;
    stroke: var(--color-accent);
    stroke-width: 2px;
    transition: var(--transition-smooth);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    stroke: var(--color-primary);
}

/* 4. DETAIL TABS */
.tabs-nav {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-lg);
    gap: var(--space-lg);
    overflow-x: auto;
}

.tab-btn {
    background: none;
    border: none;
    padding: var(--space-md) 0;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: var(--weight-medium);
    color: var(--color-text-muted);
    cursor: pointer;
    position: relative;
    white-space: nowrap;
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-smooth);
}

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

.tab-btn.active::after {
    width: 100%;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.4s ease-out forwards;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 5. FORM ELEMENTS */
.form-group {
    margin-bottom: var(--space-lg);
    display: flex;
    flex-direction: column;
}

.form-label {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.form-control {
    font-family: var(--font-body);
    font-size: 1rem;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-white);
    color: var(--color-text-main);
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(77, 98, 59, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* 6. TESTIMONIAL CARDS */
.testimonial-card {
    background-color: var(--color-bg-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(196, 181, 148, 0.1);
    box-shadow: var(--shadow-md);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-card::before {
    content: '“';
    position: absolute;
    top: var(--space-md);
    left: var(--space-lg);
    font-size: 5rem;
    color: rgba(196, 181, 148, 0.15);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-quote {
    font-weight: var(--weight-light);
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--color-text-main);
    position: relative;
    z-index: 2;
    margin-bottom: var(--space-lg);
}

.testimonial-author {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.author-name {
    font-family: var(--font-heading);
    font-weight: var(--weight-semibold);
    color: var(--color-primary-dark);
}

.author-age {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* 7. CLINICAL ALERTS / NOTICES */
.clinical-card {
    background-color: var(--color-bg-white);
    border-left: 4px solid var(--color-accent);
    padding: var(--space-lg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    box-shadow: var(--shadow-sm);
    margin: var(--space-lg) 0;
}

.clinical-card-title {
    font-family: var(--font-heading);
    font-weight: var(--weight-semibold);
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.clinical-card-text {
    font-size: 0.95rem;
    font-weight: var(--weight-light);
    color: var(--color-text-main);
}