/* ============================================================
   CASA SGUBIN — esperienze stylesheet
   ------------------------------------------------------------
   Brand-aligned (mattone × tortora × carta, Cormorant + DM Sans).
   Fonti di verità:
     - assets/css/tokens.css                          (tokens RGB)
     - design-system/casasgubin/MASTER.md             (Source of Truth)
   ============================================================ */

/* Tokens are enqueued separately via functions.php */

/* ------------------------------------------------------------
   :ROOT — token locali
   ------------------------------------------------------------ */
:root {
  /* Easing */
  --cs-ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --cs-ease-io: cubic-bezier(0.77, 0, 0.175, 1);
  --cs-ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);

  /* Durations */
  --cs-dur-press: 140ms;
  --cs-dur-hover: 220ms;
  --cs-dur-reveal: 760ms;
  --cs-dur-hero: 1400ms;

  /* Section padding */
  --cs-section-y: clamp(64px, 9vw, 128px);
}

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

html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--carta);
  color: var(--fg-2);
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--mattone);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection {
  background: var(--tortora);
  color: var(--mattone-900);
}

/* ------------------------------------------------------------
   LAYOUT — sezione
   ------------------------------------------------------------ */
.cs-section {
  padding-block: var(--cs-section-y);
  padding-inline: clamp(20px, 5vw, 56px);
}

/* ------------------------------------------------------------
   HERO SECTION
   ------------------------------------------------------------ */
.cs-esperienze__hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cs-esperienze__hero-stage {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.cs-esperienze__hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.cs-esperienze__hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(61, 19, 8, 0.4),
    rgba(61, 19, 8, 0.55)
  );
}

.cs-esperienze__hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-md);
  text-align: center;
  padding: clamp(20px, 5vw, 60px);
}

/* Display on dark — special styling */
.cs-display--on-dark {
  color: var(--fg-on-dark);
}

.cs-lede--on-dark {
  color: var(--tortora-100);
}

.cs-eyebrow--on-dark {
  color: var(--tortora-200);
}

/* ------------------------------------------------------------
   INTRO SECTION
   ------------------------------------------------------------ */
.cs-esperienze__intro-inner {
  max-width: var(--container-sm);
  margin: 0 auto;
}

.cs-esperienze__intro-copy {
  text-align: center;
}

.cs-esperienze__intro-copy .h-display {
  margin-bottom: var(--space-8);
}

.cs-esperienze__intro-copy .body:not(:last-child) {
  margin-bottom: var(--space-6);
}

/* ------------------------------------------------------------
   EXPERIENCES GRID
   ------------------------------------------------------------ */
.cs-esperienze__grid {
  background: var(--carta-pure);
}

.cs-esperienze__cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 380px), 1fr));
  gap: var(--space-8);
  max-width: var(--container-xl);
  margin: 0 auto;
}

/* ------------------------------------------------------------
   EXPERIENCE CARD
   ------------------------------------------------------------ */
.cs-exp-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition:
    transform var(--cs-dur-hover) var(--cs-ease-out),
    box-shadow var(--cs-dur-hover) var(--cs-ease-out);
  opacity: 0;
  transform: translateY(28px);
}

.cs-exp-card[data-cs-in] {
  opacity: 1;
  transform: translateY(0);
}

@media (hover: hover) and (pointer: fine) {
  .cs-exp-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
  }
}

.cs-exp-card:active {
  transform: scale(0.97);
}

/* Card image frame */
.cs-exp-card__frame {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--carta-deep);
}

.cs-exp-card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--cs-dur-reveal) var(--cs-ease-drawer);
}

@media (hover: hover) and (pointer: fine) {
  .cs-exp-card:hover .cs-exp-card__photo {
    transform: scale(1.05);
  }
}

/* Card content */
.cs-exp-card__content {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.cs-exp-card__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-28);
  color: var(--tortora-700);
  margin: 0;
}

.cs-exp-card__title {
  font-family: var(--font-display);
  font-weight: var(--w-medium);
  font-size: var(--fs-28);
  line-height: var(--lh-heading);
  color: var(--mattone);
  margin: 0;
}

.cs-exp-card__desc {
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: var(--lh-body);
  color: var(--fg-2);
  margin: 0;
}

/* ------------------------------------------------------------
   REVEAL ANIMATION
   ------------------------------------------------------------ */
[data-cs-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--cs-dur-reveal) var(--cs-ease-drawer),
    transform var(--cs-dur-reveal) var(--cs-ease-drawer);
}

[data-cs-in] {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
[data-cs-stagger] > * {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--cs-dur-reveal) var(--cs-ease-drawer),
    transform var(--cs-dur-reveal) var(--cs-ease-drawer);
  transition-delay: calc(var(--cs-i, 0) * 80ms);
}

[data-cs-stagger][data-cs-in] > * {
  opacity: 1;
  transform: translateY(0);
}

/* ------------------------------------------------------------
   REDUCED MOTION
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-cs-reveal],
  [data-cs-stagger] > *,
  .cs-exp-card {
    opacity: 1;
    transform: none;
  }

  .cs-exp-card__photo {
    transform: none;
  }
}

/* ------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  .cs-esperienze__hero {
    min-height: 60vh;
  }

  .cs-esperienze__cards {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .cs-exp-card__num {
    font-size: var(--fs-24);
  }

  .cs-exp-card__title {
    font-size: var(--fs-24);
  }
}

@media (max-width: 480px) {
  .cs-esperienze__hero-content {
    padding: var(--space-4);
  }

  .cs-esperienze__hero-content .h-display {
    font-size: clamp(2.2rem, 8vw, 3rem);
  }

  .cs-exp-card__content {
    padding: var(--space-5);
  }
}