/* ================================================
   BUTTONS
   ================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1.25;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color var(--transition-fast), color var(--transition-fast),
        border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:active {
    transform: scale(0.97);
}

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

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

.btn--primary:focus-visible {
    box-shadow: var(--shadow-glow);
}

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

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

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

.btn--white:hover {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-100);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-text-muted);
    border-color: var(--color-border);
}

.btn--ghost:hover {
    border-color: var(--color-gray-300);
    background-color: var(--color-gray-50);
}

.btn--lg {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-base);
}

.btn--sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-xs);
}

/* ================================================
   CARDS
   ================================================ */
.card {
    background-color: var(--bg-card);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.card__img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.card__body {
    padding: var(--space-6);
}

.card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: var(--radius-lg);
    background-color: var(--color-primary-subtle);
    color: var(--color-primary-dark);
    margin-bottom: var(--space-4);
    flex-shrink: 0;
}

.card__icon svg {
    width: 1.25rem;
    height: 1.25rem;
}

.card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
    color: var(--color-text);
}

.card__text {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary-dark);
    transition: gap var(--transition-fast);
}

.card__link:hover {
    gap: var(--space-2);
}

.card__link::after {
    content: '\2192';
}

/* ================================================
   CATEGORY INFO WIDGET (click-to-expand accordion on all screens)
   ================================================ */
.card.card--widget {
    position: relative;
    cursor: default;
    overflow: hidden;
}

.card.card--widget:hover {
    transform: translateY(-2px);
}

.card--widget .card__body {
    background: var(--bg-card);
}

/* Accordion button - always visible */
.card__accordion-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-3) 0;
    margin-top: var(--space-3);
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    text-align: left;
    transition: color var(--transition-fast);
}

.card__accordion-toggle:hover {
    color: var(--color-primary-dark);
}

.card__accordion-toggle::after {
    content: '+';
    font-size: var(--font-size-lg);
    margin-left: var(--space-2);
    transition: transform var(--transition-fast);
}

.card--widget.is-open .card__accordion-toggle::after {
    content: '\2212';
}

/* Info panel - inline, slides down */
.card__widget-info {
    position: relative;
    width: 100%;
    min-width: auto;
    max-width: none;
    left: auto;
    top: auto;
    transform: none;
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    overflow: hidden;
    padding: 0;
    margin: 0;
    background: var(--bg-card);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: none;
    transition: max-height var(--transition-base), padding var(--transition-base), opacity var(--transition-base), margin var(--transition-base);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    color: var(--color-text);
    z-index: 1;
    pointer-events: auto;
}

.card__widget-info::before {
    display: none;
}

.card--widget.is-open .card__widget-info {
    opacity: 1;
    visibility: visible;
    max-height: 500px;
    padding: var(--space-4);
    margin-top: var(--space-3);
    border: 1px solid var(--color-border);
}

.card__widget-info p {
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--color-text);
    margin: 0;
}

/* ================================================
   IMAGE PLACEHOLDER
   ================================================ */
.img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    color: var(--color-gray-300);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    position: relative;
}

.img-placeholder svg {
    width: 3rem;
    height: 3rem;
    opacity: 0.5;
}

.img-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.img-placeholder--hero {
    aspect-ratio: 4 / 3;
    width: 100%;
}

@media (min-width: 768px) {
    .img-placeholder--hero {
        aspect-ratio: 1 / 1;
    }
}

.img-placeholder--wide {
    aspect-ratio: 16 / 9;
    width: 100%;
}

.img-placeholder--square {
    aspect-ratio: 1 / 1;
    width: 100%;
}

/* ================================================
   HERO SECTIONS
   ================================================ */
.hero {
    position: relative;
    overflow: hidden;
    padding: var(--space-12) 0;
}

@media (min-width: 768px) {
    .hero {
        padding: var(--space-16) 0;
    }
}

@media (min-width: 1024px) {
    .hero {
        padding: var(--space-20) 0;
    }
}

.hero__grid {
    display: grid;
    gap: var(--space-10);
    align-items: center;
}

@media (min-width: 768px) {
    .hero__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

@media (min-width: 1024px) {
    .hero__grid {
        gap: var(--space-16);
    }
}

.hero__content {
    position: relative;
    z-index: 2;
}

.hero__badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    background-color: var(--color-primary-subtle);
    color: var(--color-primary-dark);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-5);
    letter-spacing: var(--letter-spacing-wide);
}

.hero__title {
    margin-bottom: var(--space-5);
}

.hero__subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    margin-bottom: var(--space-8);
    line-height: var(--line-height-relaxed);
    max-width: 32rem;
}

@media (min-width: 768px) {
    .hero__subtitle {
        font-size: var(--font-size-lg);
    }
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

/* Hero with video background */
.hero--video {
    min-height: 85vh;
    display: flex;
    align-items: center;
    padding: var(--space-16) 0;
}

.hero--video .hero__video-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero--video .hero__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero--video .hero__video-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 1;
}

.hero--video .hero__container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero--video .hero__badge {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.hero--video .hero__title {
    color: var(--color-white);
}

.hero--video .hero__subtitle {
    color: rgba(255, 255, 255, 0.85);
    max-width: 36rem;
}

.hero--video .btn--secondary {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.5);
    background-color: transparent;
}

.hero--video .btn--secondary:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.8);
}

/* Inner page hero (shorter) */
.hero--page {
    background-color: var(--bg-section-alt);
    padding: var(--space-10) 0;
}

@media (min-width: 768px) {
    .hero--page {
        padding: var(--space-16) 0;
    }
}

/* ================================================
   SPLIT SECTION (text + image side by side)
   ================================================ */
.split {
    display: grid;
    gap: var(--space-10);
    align-items: center;
}

@media (min-width: 768px) {
    .split {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

@media (min-width: 1024px) {
    .split {
        gap: var(--space-16);
    }
}

.split--reverse .split__media {
    order: -1;
}

@media (min-width: 768px) {
    .split--reverse .split__media {
        order: 1;
    }
}

.split__text h2 {
    margin-bottom: var(--space-4);
}

.split__text p {
    margin-bottom: var(--space-6);
}

/* ================================================
   GRID LAYOUTS
   ================================================ */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid--2 {
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .grid--2 {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-8);
    }
}

.grid--3 {
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid--3 {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-8);
    }
}

.grid--4 {
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .grid--4 {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-8);
    }
}

/* ================================================
   STATS
   ================================================ */
.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
    text-align: center;
}

@media (min-width: 768px) {
    .stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat__value {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ================================================
   FEATURE LIST
   ================================================ */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.feature-list__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-5);
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.feature-list__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-lg);
    background-color: var(--color-primary-subtle);
    color: var(--color-primary-dark);
    flex-shrink: 0;
}

.feature-list__icon svg {
    width: 1.25rem;
    height: 1.25rem;
}

.feature-list__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.feature-list__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: var(--line-height-relaxed);
}

/* ================================================
   FORMS
   ================================================ */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--bg-input);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-400);
}

.form-textarea {
    min-height: 8rem;
    resize: vertical;
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-error);
    margin-top: var(--space-1);
}

.form-message {
    margin-bottom: var(--space-6);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
}

.form-message.form-success {
    background-color: var(--color-success-bg);
    border: 1px solid rgba(22, 163, 74, 0.2);
    color: var(--color-success);
}

.form-message.form-error {
    background-color: var(--color-error-bg);
    border: 1px solid rgba(220, 38, 38, 0.2);
    color: var(--color-error);
}

/* ================================================
   CERTIFICATE GRID
   ================================================ */
.cert-grid {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .cert-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.cert-card {
    aspect-ratio: 3 / 4;
    background-color: var(--color-gray-100);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition-base);
}

.cert-card:hover {
    box-shadow: var(--shadow-md);
}

.cert-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ================================================
   GALLERY
   ================================================ */
.gallery-grid {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-5);
    }
}

.gallery-item {
    position: relative;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    background-color: var(--color-gray-100);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ================================================
   LIGHTBOX
   ================================================ */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background-color: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.is-open {
    opacity: 1;
    visibility: visible;
}

.lightbox__content {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}

.lightbox__content img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.lightbox__close {
    position: absolute;
    top: -2.5rem;
    right: 0;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    background: var(--color-gray-700);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: 1.25rem;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.lightbox__close:hover {
    background-color: var(--color-gray-600);
}

/* ================================================
   CONTACT DETAILS
   ================================================ */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-info__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.contact-info__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--color-primary-subtle);
    color: var(--color-primary-dark);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.contact-info__icon svg {
    width: 1.125rem;
    height: 1.125rem;
}

.contact-info__label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    color: var(--color-text-light);
    margin-bottom: var(--space-1);
}

.contact-info__value {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.contact-info__value a {
    color: var(--color-primary-dark);
    transition: color var(--transition-fast);
}

.contact-info__value a:hover {
    color: var(--color-primary);
}

/* ================================================
   MAP
   ================================================ */
.map-placeholder {
    width: 100%;
    height: 335px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-top: var(--space-8);
}

/* ================================================
   PEPTIDE HIGHLIGHT
   ================================================ */
.highlight-box {
    background-color: var(--color-primary-bg);
    border: 1px solid rgba(91, 173, 226, 0.2);
    border-radius: var(--radius-2xl);
    padding: var(--space-8) var(--space-6);
    text-align: center;
}

@media (min-width: 768px) {
    .highlight-box {
        padding: var(--space-10) var(--space-8);
    }
}

.highlight-box__title {
    font-size: var(--font-size-2xl);
    color: var(--color-text);
    margin-bottom: var(--space-3);
}

.highlight-box__text {
    color: var(--color-text-muted);
    max-width: 32rem;
    margin: 0 auto var(--space-6);
    line-height: var(--line-height-relaxed);
}