/*
Theme Name: Martina Justová
Theme URI: https://justm.bortlovi.cz
Description: Dog photography portfolio theme — faithful WordPress conversion of the martinajustova React/Node.js application. Dark-first, minimal, editorial aesthetic. Features masonry gallery with lightbox, featured sessions with detail pages, contact form, and dark/light mode toggle.
Version: 1.0.2
Author: martinajustova
Author URI: https://justm.bortlovi.cz
License: Private
Text Domain: martinajustova
*/

/* ============================================================
   CSS CUSTOM PROPERTIES — matches the original Tailwind/shadcn
   design tokens (dark theme default)
   ============================================================ */
:root {
  --background: 0 0% 7%;         /* #121212 */
  --foreground: 0 0% 96%;        /* #F5F5F5 */
  --muted: 0 0% 12%;
  --muted-foreground: 0 0% 55%;
  --border: 0 0% 18%;
  --input: 0 0% 18%;
  --primary: 0 0% 96%;
  --primary-foreground: 0 0% 7%;
  --destructive: 0 72% 51%;
  --radius: 0px;

  /* Convenience resolved vars */
  --color-bg:        hsl(var(--background));
  --color-fg:        hsl(var(--foreground));
  --color-muted:     hsl(var(--muted));
  --color-muted-fg:  hsl(var(--muted-foreground));
  --color-border:    hsl(var(--border));
  --color-destructive: hsl(var(--destructive));
}

/* Light theme override */
body.light-mode {
  --background: 0 0% 98%;
  --foreground: 0 0% 9%;
  --muted: 0 0% 92%;
  --muted-foreground: 0 0% 40%;
  --border: 0 0% 82%;
  --input: 0 0% 82%;
  /* Resolved vars must also be overridden here so hsl() re-computes */
  --color-bg:       hsl(0 0% 98%);
  --color-fg:       hsl(0 0% 9%);
  --color-muted:    hsl(0 0% 92%);
  --color-muted-fg: hsl(0 0% 40%);
  --color-border:   hsl(0 0% 82%);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-fg);
  font-family: 'Space Grotesk', system-ui, sans-serif;
  min-height: 100vh;
  transition: background-color 0.3s, color 0.3s;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

/* ============================================================
   SCROLL ANCHOR OFFSET — handled by main.js smooth scroll
   CSS scroll-margin-top kept as fallback for no-JS environments
   ============================================================ */
#gallery,
#featured-sessions,
#contact {
  scroll-margin-top: 4rem; /* fallback: exact header height, no extra buffer */
}
body.admin-bar #gallery,
body.admin-bar #featured-sessions,
body.admin-bar #contact {
  scroll-margin-top: calc(4rem + 32px);
}
@media screen and (max-width: 782px) {
  body.admin-bar #gallery,
  body.admin-bar #featured-sessions,
  body.admin-bar #contact {
    scroll-margin-top: calc(4rem + 46px);
  }
}

/* WordPress admin bar offset */
body.admin-bar .site-header {
  top: 32px;
}
@media screen and (max-width: 782px) {
  body.admin-bar .site-header {
    top: 46px;
  }
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.font-sans  { font-family: 'Space Grotesk', system-ui, sans-serif; }
.font-serif { font-family: 'Lora', Georgia, serif; }

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}
@media (min-width: 768px) {
  .container { padding-inline: 3rem; }
}

/* ============================================================
   FADE-IN SECTIONS
   ============================================================ */
.fade-in-section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in-section.visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   PAGE TRANSITIONS
   ============================================================ */
.page-transition-enter {
  animation: pageIn 0.5s ease forwards;
}
@keyframes pageIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ============================================================
   NAVBAR
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: color-mix(in srgb, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  gap: 1rem;
}

.site-logo {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-fg);
  flex-shrink: 0;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.desktop-nav {
  display: none;
}
@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
}

.desktop-nav a,
.mobile-nav a {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--color-muted-fg);
  transition: color 0.3s;
}
.desktop-nav a:hover,
.mobile-nav a:hover {
  color: var(--color-fg);
}

/* Theme toggle */
.theme-toggle {
  padding: 0.375rem;
  border: 1px solid var(--color-border);
  color: var(--color-muted-fg);
  transition: color 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.theme-toggle:hover { color: var(--color-fg); }
.theme-toggle svg  { width: 1rem; height: 1rem; }

/* Mobile menu button */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  padding: 0.375rem;
  color: var(--color-muted-fg);
  transition: color 0.3s;
}
.mobile-menu-btn:hover { color: var(--color-fg); }
.mobile-menu-btn svg  { width: 1.25rem; height: 1.25rem; }

@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}

/* Mobile drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: var(--color-bg);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.mobile-drawer.open {
  display: flex;
  opacity: 1;
}
.mobile-drawer-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  padding: 0.375rem;
  color: var(--color-muted-fg);
  transition: color 0.3s;
}
.mobile-drawer-close:hover { color: var(--color-fg); }
.mobile-drawer-close svg   { width: 1.25rem; height: 1.25rem; }

.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}
.mobile-nav a {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.5rem;
  text-transform: lowercase;
  color: var(--color-fg);
  letter-spacing: 0.05em;
  transition: color 0.3s;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 5rem;
  padding-top: 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background-color: color-mix(in srgb, var(--color-bg) 40%, transparent);
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
}

.hero-title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 700;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--color-fg);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-family: 'Lora', Georgia, serif;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-muted-fg);
  max-width: 28rem;
  margin-bottom: 2rem;
}

.hero-cta {
  display: inline-block;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--color-fg);
  padding: 0.75rem 2rem;
  color: var(--color-fg);
  transition: background-color 0.3s, color 0.3s;
}
.hero-cta:hover {
  background-color: var(--color-fg);
  color: var(--color-bg);
}

/* ============================================================
   MASONRY GALLERY
   ============================================================ */
.gallery-section {
  padding-block: 6rem;
}
@media (min-width: 768px) {
  .gallery-section { padding-block: 8rem; }
}

.section-heading {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  color: var(--color-fg);
  margin-bottom: 1rem;
}

.section-subheading {
  font-family: 'Lora', Georgia, serif;
  color: var(--color-muted-fg);
  max-width: 32rem;
  margin-bottom: 4rem;
}

.masonry-grid {
  columns: 1;
  column-gap: 1rem;
}
@media (min-width: 640px) {
  .masonry-grid { columns: 2; }
}
@media (min-width: 1024px) {
  .masonry-grid { columns: 3; }
}

.masonry-item {
  break-inside: avoid;
  overflow: hidden;
  margin-bottom: 1rem;
  cursor: pointer;
}

.masonry-item img {
  width: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
  display: block;
}
.masonry-item:hover img {
  transform: scale(1.05);
}

/* ============================================================
   FEATURED SESSIONS
   ============================================================ */
.sessions-section {
  padding-block: 6rem;
  border-top: 1px solid var(--color-border);
}
@media (min-width: 768px) {
  .sessions-section { padding-block: 8rem; }
}

.sessions-scroll {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  padding-inline: 1.5rem;
  padding-bottom: 1.5rem;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.sessions-scroll::-webkit-scrollbar { display: none; }

@media (min-width: 768px) {
  .sessions-scroll { padding-inline: 3rem; }
}

.session-card {
  flex-shrink: 0;
  width: 85vw;
  scroll-snap-align: start;
  display: block;
  text-decoration: none;
  color: inherit;
}
@media (min-width: 640px) { .session-card { width: 340px; } }
@media (min-width: 768px) { .session-card { width: 440px; } }

.session-card-img-wrap {
  overflow: hidden;
  margin-bottom: 1rem;
}
.session-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.7s ease;
}
@media (min-width: 768px) {
  .session-card img { height: 320px; }
}
.session-card:hover img {
  transform: scale(1.05);
}

.session-card-title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 1.125rem;
  font-weight: 500;
  text-transform: lowercase;
  letter-spacing: -0.02em;
  color: var(--color-fg);
}

.session-card-desc {
  font-family: 'Lora', Georgia, serif;
  font-size: 0.875rem;
  color: var(--color-muted-fg);
  margin-top: 0.25rem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* ============================================================
   FOOTER / CONTACT
   ============================================================ */
.contact-section,
.site-footer-bar {
  border-top: 1px solid var(--color-border);
  padding-block: 4rem;
}
@media (min-width: 768px) {
  .contact-section, .site-footer-bar { padding-block: 6rem; }
}

.footer-title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  color: var(--color-fg);
  margin-bottom: 1rem;
}

.footer-subtitle {
  font-family: 'Lora', Georgia, serif;
  color: var(--color-muted-fg);
  max-width: 24rem;
  margin-bottom: 2rem;
}

/* Contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 28rem;
}

.form-field {
  position: relative;
}

.form-field input,
.form-field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding-block: 0.75rem;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  color: var(--color-fg);
  outline: none;
  transition: border-color 0.3s;
  resize: none;
}
.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--color-muted-fg);
}
.form-field input:focus,
.form-field textarea:focus {
  border-bottom-color: var(--color-fg);
}

.form-error {
  font-family: 'Lora', Georgia, serif;
  font-size: 0.75rem;
  color: var(--color-destructive);
  margin-top: 0.25rem;
}

.form-success {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.125rem;
  color: var(--color-fg);
  padding-block: 3rem;
}

.btn-submit {
  display: inline-block;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--color-fg);
  padding: 0.75rem 2rem;
  color: var(--color-fg);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s;
  align-self: flex-start;
}
.btn-submit:hover:not(:disabled) {
  background-color: var(--color-fg);
  color: var(--color-bg);
}
.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ── Contact Form 7 integration ─────────────────────────────────────── */
.contact-form-wrap .wpcf7 {
  width: 100%;
}

/* Match the CF7 form element to .contact-form */
.contact-form-wrap .wpcf7-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 28rem;
}

/* Labels */
.contact-form-wrap .wpcf7-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted-fg);
}

/* Inputs & textarea — match .form-field input / textarea */
.contact-form-wrap .wpcf7-form input[type="text"],
.contact-form-wrap .wpcf7-form input[type="email"],
.contact-form-wrap .wpcf7-form textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding-block: 0.75rem;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  color: var(--color-fg);
  outline: none;
  transition: border-color 0.3s;
  resize: none;
}

.contact-form-wrap .wpcf7-form input[type="text"]::placeholder,
.contact-form-wrap .wpcf7-form input[type="email"]::placeholder,
.contact-form-wrap .wpcf7-form textarea::placeholder {
  color: var(--color-muted-fg);
}

.contact-form-wrap .wpcf7-form input[type="text"]:focus,
.contact-form-wrap .wpcf7-form input[type="email"]:focus,
.contact-form-wrap .wpcf7-form textarea:focus {
  border-bottom-color: var(--color-fg);
}

/* Submit button — match .btn-submit */
.contact-form-wrap .wpcf7-form input[type="submit"],
.contact-form-wrap .wpcf7-submit {
  display: inline-block;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--color-fg);
  padding: 0.75rem 2rem;
  color: var(--color-fg);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s;
  align-self: flex-start;
}

.contact-form-wrap .wpcf7-form input[type="submit"]:hover,
.contact-form-wrap .wpcf7-submit:hover {
  background-color: var(--color-fg);
  color: var(--color-bg);
}

/* Validation messages */
.contact-form-wrap .wpcf7-not-valid-tip {
  font-family: 'Lora', Georgia, serif;
  font-size: 0.75rem;
  color: var(--color-destructive, #c0392b);
  margin-top: 0.25rem;
  display: block;
}

.contact-form-wrap .wpcf7-response-output {
  font-family: 'Lora', Georgia, serif;
  font-size: 1rem;
  border: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

/* Success */
.contact-form-wrap .wpcf7-form.sent .wpcf7-response-output {
  color: var(--color-fg);
}

/* Error */
.contact-form-wrap .wpcf7-form.failed .wpcf7-response-output,
.contact-form-wrap .wpcf7-form.invalid .wpcf7-response-output,
.contact-form-wrap .wpcf7-form.spam .wpcf7-response-output {
  color: var(--color-destructive, #c0392b);
}

/* Spinner — hide the default CF7 spinner, theme doesn't need it */
.contact-form-wrap .wpcf7-spinner {
  display: none !important;
}

/* Footer bottom bar */
.footer-bottom {


  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer-copy {
  font-family: 'Lora', Georgia, serif;
  font-size: 0.75rem;
  color: var(--color-muted-fg);
}

.social-links {
  display: flex;
  align-items: center;
}

.social-links a {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.75rem;
  color: var(--color-muted-fg);
  text-transform: lowercase;
  letter-spacing: 0.1em;
  padding-inline: 1rem;
  transition: color 0.3s;
}
.social-links a:first-child { padding-left: 0; }
.social-links a:hover { color: var(--color-fg); }

.social-sep {
  color: var(--color-border);
}

/* ============================================================
   PHOTOSWIPE — theme overrides
   ============================================================ */
.pswp {
  --pswp-bg: var(--color-bg);
  --pswp-placeholder-bg: var(--color-bg);
}
.pswp__button,
.pswp__button--arrow {
  color: var(--color-muted-fg);
}
.pswp__button:hover,
.pswp__button--arrow:hover {
  color: var(--color-fg);
}
.pswp__counter {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--color-muted-fg);
}

/* ============================================================
   SESSION DETAIL PAGE
   ============================================================ */
.session-detail {
  min-height: 100vh;
  background-color: var(--color-bg);
  color: var(--color-fg);
}

.session-back-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: color-mix(in srgb, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-bottom: 1px solid var(--color-border);
}

.session-back-nav .inner {
  display: flex;
  align-items: center;
  height: 4rem;
}

.btn-back {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  color: var(--color-muted-fg);
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.3s;
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.btn-back:hover { color: var(--color-fg); }
.btn-back svg { width: 1rem; height: 1rem; }

.session-header {
  padding-top: 8rem;
  padding-bottom: 4rem;
}
@media (min-width: 768px) {
  .session-header { padding-top: 10rem; padding-bottom: 6rem; }
}

.session-title {
  font-family: 'Lora', Georgia, serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 400;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-fg);
  margin-bottom: 2rem;
  max-width: 40rem;
}

.session-desc {
  font-family: 'Lora', Georgia, serif;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-muted-fg);
  line-height: 1.8;
  max-width: 40rem;
}

.session-cover {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: 1.5rem;
  margin-bottom: 4rem;
}
@media (min-width: 768px) {
  .session-cover { padding-inline: 3rem; }
}
.session-cover-wrap {
  overflow: hidden;
  cursor: pointer;
}
.session-cover-wrap img {
  width: 100%;
  height: 50vh;
  object-fit: cover;
  transition: transform 0.7s ease;
  display: block;
}
@media (min-width: 768px) {
  .session-cover-wrap img { height: 70vh; }
}
.session-cover-wrap:hover img { transform: scale(1.02); }

.session-gallery {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: 1.5rem;
  padding-bottom: 6rem;
}
@media (min-width: 768px) {
  .session-gallery { padding-inline: 3rem; }
}

.session-gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
@media (min-width: 768px) {
  .session-gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

.session-thumb {
  overflow: hidden;
  cursor: pointer;
}
.session-thumb img {
  width: 100%;
  height: 12rem;
  object-fit: cover;
  transition: transform 0.7s ease;
  display: block;
}
@media (min-width: 768px) {
  .session-thumb img { height: 16rem; }
}
.session-thumb:hover img { transform: scale(1.05); }

/* ============================================================
   404 / NOT FOUND
   ============================================================ */
.not-found {
  min-height: 100vh;
  background-color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.not-found p {
  font-family: 'Lora', Georgia, serif;
  color: var(--color-muted-fg);
  margin-bottom: 1rem;
}
.not-found a {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 0.875rem;
  color: var(--color-fg);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.3s;
}
.not-found a:hover { color: var(--color-muted-fg); }