/* ============================================================
   PhotographApp — design system
   Warm editorial palette: cream surfaces, near-black ink,
   terracotta accent. Serif display type paired with a clean
   system sans for body text.
   ============================================================ */

:root {
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-surface-alt: #f3efe9;
  --color-text: #1d1a17;
  --color-text-muted: #7a746b;
  --color-border: #e8e2d9;
  --color-primary: #bf5b3a;
  --color-primary-hover: #a44a2c;
  --color-primary-soft: #f4e3d8;
  --color-success: #3f7d5c;
  --color-success-hover: #326449;
  --color-danger: #b3402f;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(29, 26, 23, 0.05), 0 1px 3px rgba(29, 26, 23, 0.06);
  --shadow-md: 0 8px 24px rgba(29, 26, 23, 0.08);
  --shadow-lg: 0 20px 45px rgba(29, 26, 23, 0.14);
  --font-serif: "Iowan Old Style", "Palatino Linotype", "URW Palladio L", P052, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

html {
  font-size: 15px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html, body {
  height: 100%;
}

body {
  margin-bottom: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header, footer {
  flex-shrink: 0;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

h1 {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
}

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

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.2rem var(--color-primary-soft);
}

/* ---------- Navbar ---------- */
.navbar {
  background-color: var(--color-surface) !important;
  border-bottom: 1px solid var(--color-border) !important;
  box-shadow: none !important;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.navbar-brand {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-text) !important;
  letter-spacing: -0.01em;
}

.navbar .nav-link {
  color: var(--color-text-muted) !important;
  font-weight: 500;
  padding: 0.4rem 0.9rem !important;
  border-radius: var(--radius-sm);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.navbar .nav-link:hover {
  color: var(--color-text) !important;
  background-color: var(--color-surface-alt);
}

/* ---------- Layout ---------- */
.container {
  max-width: 1080px;
}

main.container {
  padding-top: 2.5rem;
  padding-bottom: 4rem;
  flex: 1 0 auto;
  width: 100%;
}

/* ---------- Buttons ---------- */
.btn {
  border-radius: var(--radius-sm);
  font-weight: 600;
  padding: 0.55rem 1.25rem;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease, border-color 0.12s ease;
  border-width: 1.5px;
}

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

.btn-success {
  background-color: var(--color-success);
  border-color: var(--color-success);
}
.btn-success:hover, .btn-success:focus {
  background-color: var(--color-success-hover);
  border-color: var(--color-success-hover);
}

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

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

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-link {
  font-weight: 500;
  text-decoration: none;
}
.btn-link:hover {
  text-decoration: underline;
}

/* ---------- Forms ---------- */
.form-label {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.form-control, .form-select {
  border-radius: var(--radius-sm);
  border-color: var(--color-border);
  padding: 0.6rem 0.85rem;
  background-color: var(--color-surface);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-primary);
}

/* A form used as a standalone auth/checkout card */
.auth-card, form.card-form {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  max-width: 480px;
}

/* ---------- Cards / koleksiyon grid ---------- */
.koleksiyon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.koleksiyon-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  display: flex;
  flex-direction: column;
  color: var(--color-text);
}

.koleksiyon-card:hover {
  color: var(--color-text);
}

.koleksiyon-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.koleksiyon-card__cover {
  aspect-ratio: 4 / 3;
  background-color: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-family: var(--font-serif);
  font-size: 2rem;
}

.koleksiyon-card__body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
}

.koleksiyon-card__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
}

.badge-status {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  width: fit-content;
}

.badge-status--published {
  background-color: #e5f0e9;
  color: var(--color-success);
}

.badge-status--draft {
  background-color: var(--color-surface-alt);
  color: var(--color-text-muted);
}

/* ---------- Media / thumbnail gallery ---------- */
.media-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.media-gallery__item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background-color: var(--color-surface-alt);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.media-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.media-gallery__item:hover img {
  transform: scale(1.06);
}

.media-gallery__download {
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.5rem;
  display: flex;
  justify-content: center;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.55), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.media-gallery__item:hover .media-gallery__download {
  opacity: 1;
}

.media-gallery__download .btn {
  padding: 0.3rem 0.8rem;
  font-size: 0.8rem;
}

/* ---------- Media lightbox / slider ---------- */
.lightbox-media {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-media__el {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  font-size: 1.5rem;
  line-height: 1;
  padding: 0.4rem 0.9rem;
  opacity: 0.85;
}

.lightbox-nav--prev {
  left: 1rem;
}

.lightbox-nav--next {
  right: 1rem;
}

/* ---------- Upload dropzone ---------- */
.upload-dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  background-color: var(--color-surface-alt);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.upload-dropzone:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

/* ---------- Hero / public koleksiyon page ---------- */
.koleksiyon-hero {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.koleksiyon-hero .price-tag {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--color-primary);
  font-weight: 700;
}

/* ---------- Tables ---------- */
.table {
  background-color: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
}
.table thead th {
  border-bottom-width: 1px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

/* ---------- Alerts / validation ---------- */
.text-danger {
  color: var(--color-danger) !important;
}

.validation-summary-errors ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
  background-color: #faeae7;
  border: 1px solid #f0c8c0;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.1rem;
}

/* ---------- Footer ---------- */
footer.footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border) !important;
  color: var(--color-text-muted);
  padding: 1.5rem 0;
  font-size: 0.9rem;
}