/* ============================================
   TnM Supplies LLC -- Design System & Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #637A2E;
  --color-primary-dark: #4C5F22;
  --color-primary-light: #7E9940;
  --color-secondary: #2D3522;
  --color-secondary-light: #3E4A30;
  --color-accent: #E8DEC8;
  --color-white: #FFFFFF;
  --color-text: #1E2416;
  --color-text-light: #6B7560;
  --color-border: #D0C8B0;
  --color-overlay: rgba(30, 36, 22, 0.65);

  --font-heading: 'Montserrat', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Open Sans', 'Helvetica Neue', Arial, sans-serif;

  --radius: 8px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --transition: 0.3s ease;

  --max-width: 1200px;
  --section-padding: 80px 0;
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-secondary);
}

h1 { font-size: 3.25rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p + p { margin-top: 1rem; }

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section-padding); }
.section--sand { background: var(--color-accent); }
.section--dark {
  background: var(--color-secondary);
  color: var(--color-white);
}
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--color-white); }

.section__header {
  text-align: center;
  margin-bottom: 48px;
}

.section__header h2 { margin-bottom: 12px; }

.section__header p {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto;
}

.text-center { text-align: center; }
.text-gold { color: var(--color-primary); }

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.5px;
}

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

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

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

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

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(45, 53, 34, 0.95);
  backdrop-filter: blur(8px);
  padding: 0 24px;
  transition: box-shadow var(--transition);
}

.navbar.scrolled { box-shadow: var(--shadow-md); }

.navbar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar__logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 10px;
}

.navbar__logo span { color: var(--color-primary); }

.navbar__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.navbar__links a {
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  padding: 4px 0;
}

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

.navbar__links a:hover,
.navbar__links a.active {
  color: var(--color-white);
}

.navbar__links a:hover::after,
.navbar__links a.active::after {
  width: 100%;
}

.navbar__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  margin: 6px 0;
  transition: all var(--transition);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #1E2416 0%, #2D3522 50%, #3E4A30 100%);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--color-secondary);
  opacity: 0.45;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(30, 36, 22, 0.85) 0%, rgba(45, 53, 34, 0.4) 100%);
}

.hero__accent {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark), transparent);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding-top: 72px;
}

.hero__content h1 {
  color: var(--color-white);
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero__content h1 span { color: var(--color-primary); }

.hero__content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.2rem;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero__buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- About Snapshot (Home) --- */
.about-snapshot {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-snapshot__text h2 { margin-bottom: 20px; }

.about-snapshot__text p {
  color: var(--color-text-light);
  font-size: 1.05rem;
}

.value-pillars {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.value-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-primary);
}

.value-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.3rem;
}

.value-card h4 {
  margin-bottom: 4px;
  font-size: 1rem;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* --- Product Grid --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.product-card__image {
  height: 200px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card__placeholder {
  font-size: 3rem;
  color: var(--color-primary);
  opacity: 0.4;
}

.product-card__body {
  padding: 24px;
}

.product-card__body h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.product-card__body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-card__link:hover { color: var(--color-primary-dark); }

/* --- Collaborators --- */
.collab-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.collab-item {
  padding: 16px 24px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-light);
  transition: all var(--transition);
  white-space: nowrap;
}

.collab-item:hover {
  color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 64px 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--color-white);
  font-size: 2rem;
  margin-bottom: 24px;
}

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

.cta-banner .btn:hover {
  background: transparent;
  color: var(--color-white);
}

/* --- Footer --- */
.footer {
  background: var(--color-secondary);
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand h3 {
  color: var(--color-white);
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.footer__brand h3 span { color: var(--color-primary); }

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer__links li { margin-bottom: 10px; }

.footer__links a {
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--color-primary); }

.footer__contact li {
  margin-bottom: 12px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__bottom {
  text-align: center;
  padding: 24px 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* --- About Page --- */
.page-header {
  background: var(--color-secondary);
  padding: 140px 0 60px;
  text-align: center;
}

.page-header h1 {
  color: var(--color-white);
  font-size: 2.75rem;
  margin-bottom: 12px;
}

.page-header p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.1rem;
}

.about-story {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-story p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.team-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.team-card__photo {
  height: 280px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.team-card__photo-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--color-primary);
  opacity: 0.5;
}

.team-card__info {
  padding: 32px;
}

.team-card__info h3 { margin-bottom: 4px; }

.team-card__info .role {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  display: block;
}

.team-card__info p {
  font-size: 0.95rem;
  color: var(--color-text-light);
}

/* --- Products Page --- */
.product-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.product-section--reverse { direction: rtl; }
.product-section--reverse > * { direction: ltr; }

.product-section__content h2 {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.product-section__content p {
  color: var(--color-text-light);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-accent);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-secondary);
  font-family: var(--font-heading);
}

.product-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.product-gallery__item {
  background: var(--color-accent);
  border-radius: var(--radius);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-gallery__item--large {
  grid-column: span 2;
  height: 220px;
}

.product-gallery__placeholder {
  font-size: 2rem;
  color: var(--color-primary);
  opacity: 0.3;
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

.contact-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 8px;
  color: var(--color-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  transition: border-color var(--transition);
  background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-info-card {
  background: var(--color-accent);
  color: var(--color-text);
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.contact-info-card h3 {
  color: var(--color-secondary);
  margin-bottom: 24px;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-info__item h4 {
  color: var(--color-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.contact-info__item p {
  font-size: 0.95rem;
  color: var(--color-text-light);
}

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

.map-placeholder {
  margin-top: 16px;
  height: 180px;
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* --- Responsive --- */
@media (max-width: 992px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.85rem; }
  .hero__content h1 { font-size: 2.75rem; }

  .about-snapshot,
  .product-section,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .product-section--reverse { direction: ltr; }

  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr; max-width: 480px; }
}

@media (max-width: 768px) {
  :root { --section-padding: 56px 0; }

  .navbar__links { display: none; }
  .navbar__toggle { display: block; }

  .navbar__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--color-secondary);
    padding: 24px;
    gap: 20px;
    box-shadow: var(--shadow-md);
  }

  .hero { min-height: 80vh; }
  .hero__content h1 { font-size: 2.25rem; }
  .hero__content p { font-size: 1rem; }

  .product-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .collab-row { gap: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .product-gallery { grid-template-columns: 1fr; }
  .product-gallery__item--large { grid-column: span 1; }
}

/* --- Gallery Page --- */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
}

.gallery-filter {
  padding: 10px 20px;
  border: 2px solid var(--color-border);
  border-radius: 24px;
  background: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--color-text-light);
  cursor: pointer;
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.gallery-filter:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.gallery-filter.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1;
  background: var(--color-accent);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30, 36, 22, 0.85) 0%, transparent 50%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover .gallery-item__overlay {
  opacity: 1;
}

.gallery-item__overlay h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.gallery-item__overlay p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.8rem;
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox__content {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox__content img {
  max-width: 90vw;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox__caption {
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  margin-top: 16px;
  text-align: center;
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: absolute;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: color var(--transition);
  z-index: 10;
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
  color: var(--color-white);
}

.lightbox__close {
  top: 24px;
  right: 28px;
  font-size: 2.5rem;
  line-height: 1;
}

.lightbox__prev,
.lightbox__next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 3.5rem;
  line-height: 1;
  padding: 8px;
}

.lightbox__prev { left: 20px; }
.lightbox__next { right: 20px; }

@media (max-width: 992px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-filters { gap: 8px; }
  .gallery-filter { padding: 8px 14px; font-size: 0.75rem; }
  .lightbox__prev { left: 8px; font-size: 2.5rem; }
  .lightbox__next { right: 8px; font-size: 2.5rem; }
}

@media (max-width: 480px) {
  .hero__content h1 { font-size: 1.85rem; }
  .hero__buttons { flex-direction: column; }
  .hero__buttons .btn { text-align: center; }
  .page-header { padding: 120px 0 40px; }
  .page-header h1 { font-size: 2rem; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
}