/* ==========================================================================
   MP Creativity Portfolio — Main Stylesheet
   ========================================================================== */

/* --- Theme Variables --- */
:root {
  --color-bg: #f5f5f5;
  --color-text: #222;
  --color-text-muted: #555;
  --color-border: rgba(0, 0, 0, 0.08);
  --font-sans: "Inter", sans-serif;
  --space-sm: 20px;
  --space-md: 40px;
  --space-lg: 60px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 30px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

/* --- Focus styles (keyboard accessibility) --- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
}

/* --- Skip to content link --- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  padding: 12px 20px;
  background: #000;
  color: #fff;
  font-size: 0.9rem;
  z-index: 10000;
  border-radius: 4px;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 16px;
}

/* ================= NAV ================= */

.w3-top {
  z-index: 1000;
}

.w3-top .w3-bar {
  font-family: var(--font-sans) !important;
  letter-spacing: 0.5px;
}

.w3-top .w3-bar .w3-button {
  padding: 14px 20px;
  font-size: 0.9rem;
  font-family: var(--font-sans) !important;
  color: #fff !important;
  transition:
    background 0.25s ease,
    color 0.25s ease;
}

.w3-top .w3-bar .w3-button:hover {
  background: rgba(255, 255, 255, 0.15) !important;
}

.w3-top .nav-active {
  border-bottom: 2px solid #fff;
}

.w3-top .site-logo {
  font-size: 1.05rem;
  letter-spacing: 1.5px;
}

#nav-mobile {
  display: none;
}

#nav-mobile.show {
  display: block;
}

#nav-mobile .w3-button {
  padding: 14px 24px;
  text-align: left;
  font-family: var(--font-sans) !important;
  color: #fff !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 600px) {
  .w3-top .site-logo {
    font-size: 0.95rem;
  }
}

/* ================= TYPOGRAPHY ================= */

.page-title {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 0.5em;
  color: var(--color-text);
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 0.75em;
  color: var(--color-text);
}

/* ================= HERO ================= */

.hero {
  text-align: center;
  padding: 140px 20px 100px;
}

.hero .page-title {
  font-size: 3.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero .page-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0.5em auto 0;
  line-height: 1.6;
}

/* ================= PAGE HEADER (shared) ================= */

.page-header {
  padding: 100px 40px 50px;
  text-align: center;
}

.page-header .page-title {
  margin-bottom: 0.25em;
}

.page-header .page-subtitle {
  margin-top: 0.5em;
}

/* ================= CATEGORY GRID (HOME) ================= */

.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto 120px;
  padding: 0 40px;
  align-items: start;
}

.category-card {
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: #fff;
  transition: all 0.35s ease;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
  border-color: rgba(0, 0, 0, 0.12);
}

.category-card-image {
  display: block;
  width: 100%;
  height: 200px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: #fafafa;
}

.category-card h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin: 0;
  padding: 20px 24px 4px;
  color: var(--color-text);
}

.category-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 0 24px 24px;
  margin: 0;
  line-height: 1.4;
}

@media (max-width: 768px) {
  .category-grid {
    grid-template-columns: 1fr;
  }
  .hero .page-title {
    font-size: 2.25rem;
  }
}

/* ================= PROJECT LIST (mosaic like photography) ================= */

.project-grid {
  column-count: 4;
  column-gap: 20px;
  max-width: 1200px;
  margin: 20px auto 120px;
  padding: 0 40px;
}

.project-card {
  display: block;
  margin-bottom: 20px;
  break-inside: avoid;
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  background: #fff;
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
}

.project-card img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

.project-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  padding: 16px 20px;
  margin: 0;
  color: var(--color-text);
}

@media (max-width: 1200px) {
  .project-grid,
  .photo-grid-row {
    column-count: 3;
  }
}

@media (max-width: 900px) {
  .project-grid,
  .photo-grid-row {
    column-count: 2;
  }
}

@media (max-width: 600px) {
  .project-grid,
  .photo-grid-row {
    column-count: 1;
  }
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.project-card-coming-soon {
  cursor: default;
  opacity: 0.85;
}

.project-card-coming-soon:hover {
  transform: none;
}

.coming-soon {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

/* ================= DESIGN PAGE GRID ================= */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px 80px;
}

.projects-grid .project-card {
  display: block;
  padding: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--color-border);
}

.projects-grid .project-card img {
  width: 100%;
  height: auto;
  border-radius: 0;
}

.projects-grid .project-title {
  font-size: 1.1rem;
  font-weight: 600;
  padding: 16px 20px 8px;
  margin: 0;
  color: var(--color-text);
}

.projects-grid .project-info {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 0 20px 20px;
  margin: 0;
  line-height: 1.5;
}

.projects-grid .project-card:hover {
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

/* ================= PROJECT PAGE ================= */

.project-hero {
  padding: 100px 60px 40px;
}

.project-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.project-overview {
  max-width: 800px;
  margin: 40px auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
  padding: 0 40px;
}

.overview-block h2 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.overview-block p {
  color: var(--color-text-muted);
  line-height: 1.6;
}

.project-gallery {
  max-width: 900px;
  margin: 60px auto 120px;
  padding: 0 40px;
}

.project-gallery img {
  width: 100%;
  border-radius: 20px;
  margin-bottom: 30px;
}

/* ================= PROJECT DETAIL (Inside Example) ================= */

.project-detail {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px var(--space-md) 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.project-detail-visual {
  position: sticky;
  top: 80px;
}

.project-detail-main-image {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  margin-bottom: var(--space-sm);
}

.project-detail-tags {
  display: flex;
  gap: 12px;
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.project-detail-tags span {
  padding: 6px 12px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.project-detail-thumbnails {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.project-detail-thumbnails img {
  width: 60px;
  height: 60px;
  object-fit: contain;
  background: #fafafa;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s;
}

.project-detail-thumbnails img:hover,
.project-detail-thumbnails img.active {
  border-color: var(--color-text);
}

.project-detail-info h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.project-detail-info .detail-block {
  margin-bottom: var(--space-md);
}

.project-detail-info .detail-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.project-detail-info .detail-content {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
}

.project-detail-info .detail-content p {
  margin-bottom: 0.5em;
}

.project-detail-info .detail-content p:last-child {
  margin-bottom: 0;
}

.project-detail-back {
  display: inline-block;
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.project-detail-back:hover {
  color: var(--color-text);
}

@media (max-width: 900px) {
  .project-detail {
    grid-template-columns: 1fr;
    padding-top: 80px;
  }

  .project-detail-visual {
    position: static;
  }
}

/* ================= PACKAGING PAGE ================= */

.packaging-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-header .page-title {
  margin-bottom: 0.5em;
}

.section-header .page-subtitle {
  max-width: 700px;
  margin: 0 auto;
}

.packaging-project {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 100px;
}

.packaging-project .project-images {
  display: grid;
  gap: 20px;
}

.packaging-project .project-images img {
  width: 100%;
  border-radius: 6px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.packaging-project .project-info .section-title {
  margin-bottom: 15px;
}

.packaging-project .project-info p {
  font-size: 1rem;
  color: #444; /* slightly darker than muted for body text */
  line-height: 1.6;
}

@media (max-width: 900px) {
  .packaging-project {
    grid-template-columns: 1fr;
  }
}

/* ================= ABOUT PAGE ================= */

.about-hero {
  padding: 120px 20px 70px;
  text-align: center;
}

.about-hero-inner {
  max-width: 800px;
  margin: 0 auto;
}

.about-hero .page-title {
  margin-bottom: 0.5em;
}

.about-hero .page-subtitle {
  font-size: 1.15rem;
  line-height: 1.6;
}

.about-content {
  max-width: 1200px;
  margin: auto;
  padding: 0 40px 80px;
}

.about-image {
  width: 100%;
  max-width: 450px;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  margin-top: 40px;
}

/* ================= PHOTOGRAPHY PAGE ================= */

.photo-grid-row {
  column-count: 4;
  column-gap: 20px;
  margin-top: 30px;
  padding: 0 20px;
}

.photo-grid-row a {
  display: block;
  margin-bottom: 20px;
  break-inside: avoid;
}

.photo-grid-row img {
  width: 100%;
  border-radius: 6px;
  display: block;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.photo-grid-row img:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}


/* ================= LIGHTBOX ================= */

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox.open {
  display: flex;
}

.lightbox-content {
  max-width: 95vw;
  max-height: 95vh;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: #fff;
  color: #222;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close:hover {
  background: #eee;
}

/* ================= FOOTER ================= */

.site-footer {
  text-align: center;
  padding: 24px 16px;
  background: #000;
  color: #fff;
  font-size: 0.95rem;
}

.site-footer p {
  margin: 0;
  color: inherit;
}