/*
 * horizontal_scroll.css
 * Horizontal Scroll Pinning Section for "How It Works" page
 *
 * Dependencies:
 * - ../variables.css (CSS custom properties)
 * - GSAP 3.12.5 + ScrollTrigger plugin (JS side)
 *
 * Architecture:
 * 1. .horizontal-scroll-section: Outer container with spacing
 * 2. .horizontal-scroll-wrapper: Sticky container (pinned by ScrollTrigger)
 * 3. .horizontal-cards-track: Flex container moved horizontally via transform
 * 4. .h-card: Individual card (5 total)
 *
 * @version 1.0
 * @date 2026-02-24
 */

/* ======================================================
   SECTION CONTAINER
   ====================================================== */
.horizontal-scroll-section {
  /* background-image: url("/image/snake.svg");
  background-repeat: no-repeat;
  background-position: center top; */
  background-size: 100% 100%;
  position: relative;
  width: 100%;
  /* padding: 60px 0 0 0; Rimuovi padding bottom, gestito dalla sezione */
  /* overflow: visible; NON overflow:hidden - altrimenti sticky non funziona */
  height: 100vh; /* Altezza piena viewport per pinning effect */
}

/* Integrazione con section#flow esistente */
section#flow.horizontal-scroll-section {
  padding-top: 60px;
}

/* Titolo sezione (usando classi esistenti) */
.horizontal-scroll-section .titolo_context_dark {
  margin-bottom: 16px;
}

.horizontal-scroll-section .subtitle_dark {
  margin: 0 auto 40px;
  padding: 20px 200px;
}

/* ======================================================
   WRAPPER (Pinned Container)
   ====================================================== */
.horizontal-scroll-wrapper {
  position: relative; /* Diventa sticky via JS/GSAP */
  /* height: 100vh; Altezza piena viewport per pinning effect */
  align-items: center; /* Centra verticalmente le card */
  justify-content: center; /* Centra orizzontalmente il contenuto */
  /* overflow-x: hidden; Nasconde overflow orizzontale (gestito da GSAP) */
  /* overflow-y: visible; */
  width: 100%; /* ⬅️ Riduce spazio superiore, avvicina al titolo */
  padding-top: 100px; /* Spazio tra titolo e inizio card */
}

/* ======================================================
   CARDS TRACK (Horizontal Flex Container)
   ====================================================== */
.horizontal-cards-track {
  display: flex;
  gap: 40px; /* Spazio tra le card */
  will-change: transform; /* GPU acceleration hint */
  transition: transform 0.1s ease-out; /* Smooth quando non in scrub mode */
}

#cube {
  width: 100px;
  height: 100px;
  background-color: black;
}

/* ======================================================
   INDIVIDUAL CARD
   ====================================================== */
.h-card {
  flex: 0 0 auto; /* Non crescere né shrink */
  width: clamp(320px, 28vw, 450px); /* Responsive width: min 320px, max 450px */
  min-height: 420px;
  background: var(--ccy-bg-light_cards, #ffffff);
  border-radius: 18px;
  box-shadow:
    0 4px 20px rgba(0, 0, 0, 0.08),
    0 1px 3px rgba(0, 0, 0, 0.04);
  padding: 32px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  transition:
    transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.35s ease;

  /* Accessibility: Allow keyboard focus */
  outline: 3px solid transparent;
  outline-offset: 4px;
}

/* Hover effect (solo desktop) */
@media (min-width: 901px) {
  .h-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow:
      0 12px 32px rgba(0, 184, 204, 0.15),
      0 4px 12px rgba(0, 0, 0, 0.08);
  }
}

/* Focus state per accessibilità */
.h-card:focus,
.h-card:focus-visible {
  outline: 3px solid var(--ccy-primary, #00b8cc);
  outline-offset: 4px;
}

/* ======================================================
   CARD CONTENT ELEMENTS
   ====================================================== */

/* Card Number Badge */
.h-card-number {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(
    135deg,
    var(--ccy-primary, #00b8cc),
    var(--ccy-dark, #211e3b)
  );
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  box-shadow: 0 4px 12px rgba(0, 184, 204, 0.3);
}

/* Card Icon */
.h-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: linear-gradient(
    135deg,
    rgba(0, 184, 204, 0.1),
    rgba(0, 184, 204, 0.05)
  );
  border: 1px solid rgba(0, 184, 204, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--ccy-primary, #00b8cc);
  flex-shrink: 0;
}

/* Card Title */
.h-card-title {
  font-size: var(--font_size_card_title, 24px);
  font-weight: 900;
  color: var(--ccy-dark, #211e3b);
  line-height: 1.3;
  margin: 0;
}

/* Card Description */
.h-card-description {
  font-size: var(--font_size_card_text, 16px);
  font-weight: 600;
  color: rgba(31, 41, 55, 0.75);
  line-height: 1.6;
  margin: 0;
  flex-grow: 1; /* Spinge il footer in basso */
}

/* Card Footer (opzionale) */
.h-card-footer {
  padding-top: 18px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 14px;
  font-weight: 700;
  color: rgba(31, 41, 55, 0.6);
  display: flex;
  align-items: center;
  gap: 8px;
}

.h-card-footer i {
  color: var(--ccy-primary, #00b8cc);
  font-size: 16px;
}

/* ======================================================
   SPECIAL CARD VARIANTS (opzionale)
   ====================================================== */

/* Card con gradiente (esempio: card 3) */
.h-card.featured {
  background: linear-gradient(
    135deg,
    rgba(0, 184, 204, 0.05) 0%,
    rgba(33, 30, 59, 0.03) 100%
  );
  border: 2px solid rgba(0, 184, 204, 0.3);
}

.h-card.featured .h-card-icon {
  background: linear-gradient(
    135deg,
    var(--ccy-primary, #00b8cc),
    var(--ccy-dark, #211e3b)
  );
  color: white;
}

/* ======================================================
   RESPONSIVE: MOBILE (<= 900px)
   ====================================================== */
@media (max-width: 900px) {
  /* Disabilita horizontal scroll, torna a layout verticale */
  .horizontal-scroll-section {
    padding: 40px 20px;
  }

  .horizontal-scroll-wrapper {
    height: auto !important; /* Rimuovi vincolo altezza */
 /* Abilita scroll orizzontale nativo */
    /* overflow-y: visible; */
    -webkit-overflow-scrolling: touch; /* Smooth scroll iOS */
    scroll-snap-type: x proximity; /* Snap alle card (proximity = soft) */
  }

  .horizontal-cards-track {
    padding: 20px;
    gap: 20px;
    transform: none !important; /* Rimuovi transform GSAP sul mobile */
  }

  .h-card {
    width: 85vw; /* Larga quasi quanto il viewport */
    min-width: 300px;
    min-height: 360px;
    scroll-snap-align: center; /* Centra le card durante scroll */
  }

  .h-card-number {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .h-card-icon {
    width: 56px;
    height: 56px;
    font-size: 24px;
  }

  .h-card-title {
    font-size: 20px;
  }

  .h-card-description {
    font-size: 15px;
  }
}

/* Mobile landscape (opzionale) */
@media (max-width: 900px) and (orientation: landscape) {
  .h-card {
    width: 70vw;
    min-height: 320px;
  }
}

/* ======================================================
   ACCESSIBILITY: REDUCED MOTION
   ====================================================== */
@media (prefers-reduced-motion: reduce) {
  .h-card,
  .horizontal-cards-track {
    transition: none !important;
  }

  .h-card:hover {
    transform: none;
  }
}

/* ======================================================
   MOTION PATH ELEMENTS
   ====================================================== */

.main {
  display: flex;
  align-items: center;
  justify-content: center;
}

.container-gsap {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: all 0.3s ease;
}

/* Start point positioning */
.container-gsap.initial {
  left: 60%;
  top: 40%;
  transform: translate(-50%, -50%);
}

/* Marker positions along the path */
.container-gsap.second {
  left: 10%;
  top: 25%;
  
}

.container-gsap.third {
  right: 10%;
  top: 45%;
}

.container-gsap.fourth {
  left: 20%;
  top: 65%;
}

.container-gsap.fifth {
  left: 60%;
  top: 80%;
}

.container-gsap.sixth {
  left: 15%;
  top: 95%;
}

/* Animated box element */
.box {
  width: 200px;
  height: 200px;
  z-index: 10;
  border-radius: 10px;
  /* background-image: url("/image/cube.svg");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center; */
  background-color: transparent;
  will-change: transform; /* GPU acceleration */
  transition: transform 0.2s ease-out;
  /* filter: drop-shadow(0 4px 8px rgba(0, 184, 204, 0.3)); */
}

.box video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}


/* Hover effects for markers (desktop only) */
@media (min-width: 901px) {
  .marker:hover {
    background: linear-gradient(
      135deg,
      rgba(0, 184, 204, 0.25),
      rgba(33, 30, 59, 0.15)
    );
    border-color: rgba(0, 184, 204, 0.8);
    transform: scale(1.05);
  }
}

/* Mobile: Hide motion path elements */
@media (max-width: 900px) {
  .main,
  .container-gsap,
  .box,
  .marker {
    display: none !important;
  }
}

/* ======================================================
   DEBUG MODE (rimuovere in produzione)
   ====================================================== */
/*
.horizontal-scroll-wrapper {
  outline: 2px dashed red;
}

.horizontal-cards-track {
  outline: 2px dashed blue;
}

.h-card {
  outline: 1px solid green;
}

.container-gsap {
  outline: 3px solid orange !important;
}

.box {
  outline: 2px solid lime !important;
}
*/