/* ==========================================================================
   Kata & Áron Esküvői Weboldal - Stílusok
   ========================================================================== */

/* ==========================================================================
   1. CSS Custom Properties (Variables)
   ========================================================================== */

:root {
  /* Colors */
  --color-background: #FAF8F6;
  --color-background-alt: #EBE8E4;
  --color-text: #1a1a1a;
  --color-text-muted: #555555;
  --color-accent: #8B7355;
  --color-border: #e0dcd8;
  --color-white: #ffffff;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: Georgia, 'Times New Roman', serif;

  /* Font Sizes */
  --fs-h1: clamp(2.5rem, 5vw, 4rem);
  --fs-h2: clamp(2rem, 4vw, 3rem);
  --fs-h3: clamp(1.125rem, 2vw, 1.25rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 700px;
  --nav-height: 80px;
}

/* ==========================================================================
   2. Reset / Base Styles
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-background);
}

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

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

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

fieldset {
  border: none;
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

address {
  font-style: normal;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 var(--space-sm) 0;
}

h2 {
  font-size: var(--fs-h2);
  letter-spacing: 0.02em;
}

h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

p {
  margin: 0 0 var(--space-sm) 0;
}

.link-arrow::after {
  content: ' →';
}

/* ==========================================================================
   4. Layout Components
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-lg) 0;
}

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

/* Alternating section backgrounds */
.section--prologue,
.section--schedule,
.section--dresscode,
.section--rsvp {
  background-color: var(--color-background-alt);
}

/* ==========================================================================
   5. Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.main-nav {
  height: var(--nav-height);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.nav-brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.nav-names {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.nav-date {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.nav-links {
  display: none;
  gap: var(--space-md);
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: var(--fs-body);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--space-xs) 0;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover {
  border-bottom-color: var(--color-text);
}

/* Desktop navigation */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

/* ==========================================================================
   6. Prologue Section
   ========================================================================== */

.prologue-hint {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ==========================================================================
   7. Split Layout System
   ========================================================================== */

.split-layout {
  display: grid;
  gap: var(--space-md);
}

.split-layout__title h2 {
  margin-bottom: 0;
}

/* Mobile: ensure title always appears on top */
.split-layout--title-right .split-layout__title {
  order: -1;
}

/* Desktop: two columns */
@media (min-width: 768px) {
  .split-layout {
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-lg);
    align-items: start;
  }

  /* Title on left (default) */
  .split-layout--title-left .split-layout__title {
    grid-column: 1;
  }

  .split-layout--title-left .split-layout__content {
    grid-column: 2;
  }

  /* Title on right */
  .split-layout--title-right {
    grid-template-columns: 1.5fr 1fr;
  }

  .split-layout--title-right .split-layout__title {
    grid-column: 2;
    text-align: right;
  }

  .split-layout--title-right .split-layout__content {
    grid-column: 1;
    grid-row: 1;
  }
}

/* ==========================================================================
   7. Photo Grid
   ========================================================================== */

.photo-grid {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.photo-grid--two-col {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .photo-grid--two-col {
    grid-template-columns: 1fr 1fr;
  }
}

/* Staggered layout: left image higher, right image lower */
.photo-grid--staggered {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .photo-grid--staggered {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
    margin-top: 0;
  }

  .photo-grid--staggered .photo-grid__item--left {
    margin-top: -90px;
  }

  .photo-grid--staggered .photo-grid__item--left img {
    width: 420px;
    height: 560px;
  }

  .photo-grid--staggered .photo-grid__item--right {
    margin-top: var(--space-lg);
  }

  .photo-grid--staggered .photo-grid__item--right img {
    height: 400px;
  }
}

.photo-grid__item {
  margin: 0;
  overflow: hidden;
}

.photo-grid__item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  background-color: var(--color-border);
}

@media (min-width: 768px) {
  .photo-grid__item img {
    height: 400px;
  }
}

/* ==========================================================================
   8. Schedule Section
   ========================================================================== */

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.schedule-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-sm);
  align-items: start;
}

.schedule-item__time {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-accent);
  min-width: 70px;
}

.schedule-item__details h3 {
  margin-bottom: var(--space-xs);
}

.schedule-item__details p {
  color: var(--color-text-muted);
  margin: 0;
}

/* ==========================================================================
   9. Accommodation Section
   ========================================================================== */

.accommodation-option {
  margin: var(--space-md) 0;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.accommodation-option:last-of-type {
  border-bottom: none;
}

.accommodation-option h3 {
  margin-bottom: var(--space-xs);
}

.accommodation-option p {
  margin-bottom: var(--space-xs);
  color: var(--color-text-muted);
}

.note {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: var(--space-md);
}

/* ==========================================================================
   10. RSVP Section
   ========================================================================== */

.rsvp-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.rsvp-header h2 {
  margin-bottom: var(--space-sm);
}

.rsvp-form {
  max-width: 500px;
  margin: 0 auto;
}

/* ==========================================================================
   11. Form Styles
   ========================================================================== */

.form-group {
  margin-bottom: var(--space-md);
}

.form-label,
.form-group legend {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-body);
  margin-bottom: var(--space-xs);
  font-weight: 400;
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus {
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
  border-color: var(--color-text);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input--conditional {
  margin-top: var(--space-sm);
}

.form-hint {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  margin: var(--space-xs) 0;
}

.form-input--egyeb {
  width: 4.5rem;
  padding: 0.4rem 0.5rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  text-align: center;
  margin-left: 0.25rem;
}

.form-input--egyeb::-webkit-inner-spin-button,
.form-input--egyeb::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.form-input--egyeb {
  -moz-appearance: textfield;
}

.form-input--egyeb:focus {
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
  border-color: var(--color-text);
}

.form-section-heading {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 400;
  margin: 0 0 var(--space-xs) 0;
}

/* Radio and Checkbox groups */
.radio-group,
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.radio-group--inline {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.radio-label,
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: var(--fs-body);
}

.radio-label input,
.checkbox-label input {
  width: 1.125rem;
  height: 1.125rem;
  margin: 0;
  cursor: pointer;
  accent-color: var(--color-text);
}

/* Submit button */
.form-group--submit {
  margin-top: var(--space-lg);
  text-align: center;
}

.submit-btn {
  display: inline-block;
  padding: 1rem 3rem;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  letter-spacing: 0.05em;
  color: var(--color-white);
  background-color: var(--color-text);
  border: 2px solid var(--color-text);
  cursor: pointer;
}

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

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Form messages */
.form-message {
  text-align: center;
  padding: var(--space-sm);
  margin-top: var(--space-md);
  display: none;
}

.form-message--success {
  display: block;
  background-color: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
}

.form-message--error {
  display: block;
  background-color: #ffebee;
  color: #c62828;
  border: 1px solid #ef9a9a;
}

/* ==========================================================================
   12. Footer
   ========================================================================== */

.site-footer {
  padding: var(--space-lg) 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.site-footer p {
  font-family: var(--font-heading);
  font-size: var(--fs-body);
  color: var(--color-text-muted);
  margin: 0;
}

/* ==========================================================================
   13. Utility Classes
   ========================================================================== */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}