/********************************************
 *  DESIGN SYSTEM – TOKENS
 ********************************************/

:root {
  /* Colors */
  --color-primary: #e74c3c;
  --color-primary-dark: #c0392b;
  --color-bg: #0c0c0c;
  --color-text: #ffffff;
  --color-text-light: #dcdcdc;
  --color-muted: #888;

  /* Layout */
  --container-padding: 60px;
  --section-padding: 60px; /* ↓ da 80 */

  /* Fonts */
  --font-heading: "Bebas Neue", sans-serif;
  --font-body: "DM Sans", sans-serif;

  /* Typography */
  --font-size-h1: clamp(36px, 5vw, 64px);
  --font-size-h2: 40px; /* ↓ da 48 */
  --font-size-h3: 24px;
  --font-size-body: 18px;

  /* Radius */
  --radius-soft: 10px;
  --radius-pill: 30px;

  /* Effects */
  --shadow-card: 0px 5px 15px rgba(0, 0, 0, 0.5);
  --transition-fast: 0.3s ease;

  /* Grid */
  --grid-side-padding: 40px;

  /* Background image Hero */
  --hero-bg-image: url("assets/hero.png");
}

/********************************************
 *  RESET + BASE
 ********************************************/

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.logo {
  font-family: var(--font-heading);
  letter-spacing: 1.5px;
  font-weight: 400;
}

.heading-hero {
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: -0.5px;
}

.heading-section {
  font-family: var(--font-heading);
  font-size: var(--font-size-h2);
  letter-spacing: 1.5px;
  font-weight: 400;
  color: var(--color-text);
  text-align: center;
  margin-bottom: 40px;
}

.heading-section::after {
  content: "";
  display: block;
  width: 36px;
  height: 3px;
  background: var(--color-primary);
  margin: 16px auto 0;
}

p {
  font-family: var(--font-body);
  line-height: 1.6;
}

.card-hover {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

/********************************************
 *  UTILITIES
 ********************************************/

.container {
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--section-padding) var(--container-padding);
}

.features {
  padding: var(--section-padding) var(--container-padding);
  padding-top: 40px;
  margin-top: -40px;
}

.trainers {
  padding-top: 50px;
}

.pricing {
  padding-bottom: 40px;
}

.final-cta {
  padding-top: 60px;
  padding-bottom: 60px;
}

.text-center {
  text-align: center;
}

.features h1,
.courses,
.trainers h2 {
  color: var(--color-text);
}

.feature-card,
.course-card,
.pricing-card {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.feature-card:hover,
.course-card:hover,
.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

h1,
h2,
h3,
p {
  transition: color 0.3s ease, transform 0.3s ease;
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);

  transition-delay: var(--delay, 0s);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Varianti più bold */
.reveal.fade-left {
  transform: translateX(-60px);
}

.reveal.fade-right {
  transform: translateX(60px);
}

.reveal.scale-up {
  transform: scale(0.9);
}

.pricing .reveal {
  opacity: 1;
  transform: none;
}

/********************************************
 *  NAVBAR
 ********************************************/

.navbar {
  width: 100%;
  padding: 20px var(--container-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: absolute;
  z-index: 20;
}

.logo {
  font-size: 24px;
  font-weight: 800;
}

.nav-links a {
  margin: 0 15px;
  font-weight: 600;
}

.menu-toggle {
  display: none;
  font-size: 32px;
  cursor: pointer;
  z-index: 1000;
  transition: transform 0.3s ease;
}

.menu-toggle.is-open {
  transform: rotate(90deg);
}

/********************************************
 *  BUTTONS
 ********************************************/

.btn {
  padding: 14px 34px;
  border-radius: var(--radius-pill);
  font-size: 18px;
  font-weight: 700;
  display: inline-block;
  transition: var(--transition-fast);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text);
  box-shadow: 0 8px 20px rgba(231, 76, 60, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.15);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.9);
  color: #111;
}

.btn-secondary:hover {
  background: #ffffff;
  transform: translateY(-2px);
}

.btn-small {
  padding: 10px 20px;
}

/********************************************
 *  HERO
 ********************************************/

.hero {
  height: 100vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 var(--container-padding);
}

.hero .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  background-image: var(--hero-bg-image);
  background-size: cover;
  background-position: center top;
}

.hero-content {
  position: relative;
  max-width: 650px;
  padding-top: 200px;
}

.hero h1 {
  font-size: var(--font-size-h1);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 25px;
  white-space: nowrap;
  font-size: clamp(36px, 5vw, 64px);
}

.hero p {
  font-size: var(--font-size-body);
  margin-bottom: 35px;
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

/********************************************
 *  FEATURES GRID
 ********************************************/

.features h1 {
  text-align: center;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
  font-weight: 800;
  margin-top: 50px;
  margin-bottom: 50px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 35px;
  padding: 0 var(--grid-side-padding);
}

.feature-card {
  position: relative;
  overflow: hidden;
}

.feature-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  filter: brightness(0.6);
  transition: var(--transition-fast);
}

.feature-card span {
  position: absolute;
  bottom: 20px;
  left: 20px;
  font-family: var(--font-heading);
  font-size: var(--font-size-h2);
  font-weight: 500;
}

.feature-card:hover img {
  transform: scale(1.05);
}

/********************************************
 *  COURSES
 ********************************************/

.courses {
  text-align: center;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
  font-weight: 800;
  margin-top: 20px;
  margin-bottom: 50px;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 40px;
  padding: 0 var(--grid-side-padding, 40px);
}

.course-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-soft);
  color: var(--color-text);
}

.course-card img,
.course-card video {
  width: 100%;
  height: 260px;
  object-fit: cover;
  filter: brightness(0.65);
  transition: var(--transition-fast);
}

/* titolo del corso */
.course-title {
  position: absolute;
  bottom: 20px;
  left: 20px;
  font-family: var(--font-heading); /* Bebas */
  font-size: 28px;
  letter-spacing: 2px;
}

/* hover */
.course-card:hover img,
.course-card:hover video {
  transform: scale(1.05);
  filter: brightness(0.8);
}

/* CTA */
.courses-cta {
  margin-top: 50px;
}

/********************************************
 *  TRAINERS – CAROUSEL
 ********************************************/

.trainers h2 {
  text-align: center;
  color: var(--color-primary);
  font-size: var(--font-size-h2);
  font-weight: 800;
  margin-bottom: 30px;
}

.trainer-carousel-wrapper {
  position: relative;
  margin-top: 50px;
}

.trainer-carousel {
  display: flex;
  gap: 40px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 40px 0;
  padding-left: 40px;
  padding-right: 40px;
  scroll-snap-type: x proximity;
}

.trainer-carousel::-webkit-scrollbar {
  display: none;
}

.trainer-carousel {
  mask-image: linear-gradient(
    to right,
    transparent,
    black 50px,
    black calc(100% - 80px),
    transparent
  );
}

/* frecce */
/*
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-primary);
  border: none;
  color: white;
  font-size: 24px;
  padding: 12px 18px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
}
  */

.carousel-arrow {
  display: none;
}

.carousel-arrow.left {
  left: -20px;
}

.carousel-arrow.right {
  right: -20px;
}

.carousel-arrow:hover {
  background: var(--color-primary-dark);
}

/* CARD BASE */
.trainer-card {
  scroll-snap-align: center;
  flex-shrink: 0;
  position: relative;
  width: 260px;
  transition: 0.4s ease;
  transform: scale(0.82);
  opacity: 0.45;
  cursor: pointer;
}

/* CARD ATTIVA */
.trainer-card.is-active {
  transform: scale(1);
  opacity: 1;
  z-index: 2;
  transform: scale(1.05);
}

.trainer-card.is-active:hover {
  transform: scale(1.08);
}

/* immagine */
.trainer-card img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: var(--radius-soft);
}

/* info base */
.trainer-info {
  background: var(--color-primary);
  padding: 16px;
}

/* HOVER OVERLAY */
.trainer-hover {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  color: white;
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 20px;
  transition: 0.3s;
  border-radius: var(--radius-soft);
}

.trainer-card:hover .trainer-hover {
  opacity: 1;
}

.trainer-card {
  transition: transform 0.45s ease, opacity 0.45s ease;
}

.trainer-card.is-active::after {
  content: "";
  position: absolute;
  inset: -8px;
  border: 2px solid rgba(231, 76, 60, 0.6);
  border-radius: var(--radius-soft);
  pointer-events: none;
}

/********************************************
 *  PRICING
 ********************************************/

.pricing {
  text-align: center;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 50px;
  padding: 0 var(--grid-side-padding, 40px);
}

.pricing-card {
  background: #111;
  border-radius: var(--radius-soft);
  padding: 40px 30px;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
}

/* piano evidenziato */
.pricing-featured {
  border: 2px solid var(--color-primary);
  transform: scale(1.05);
}

/* titoli */
.pricing-title {
  font-family: var(--font-heading); /* Bebas */
  font-size: 32px;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

/* prezzo */
.pricing-price {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 25px;
}

.pricing-price span {
  font-size: 18px;
  color: var(--color-muted);
  margin-left: 5px;
}

/* features */
.pricing-features {
  margin-bottom: 30px;
}

.pricing-features li {
  margin: 10px 0;
  color: var(--color-text-light);
}

/********************************************
 *  FINAL CTA
 ********************************************/

.final-cta {
  text-align: center;
  background: linear-gradient(rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.85));
}

.final-cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.final-cta-title {
  font-family: var(--font-body);
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.final-cta-text {
  font-size: 20px;
  color: var(--color-text-light);
  margin-bottom: 40px;
  line-height: 1.6;
}

.cta-image {
  height: 50vh;
  min-height: 320px;
  background-image: url("assets/final-cta.jpg");
  background-size: cover;
  background-position: center;
  filter: brightness(0.7);
}

/********************************************
 *  FOOTER
 ********************************************/

.footer {
  background: var(--color-bg);
  padding: 70px var(--container-padding) 30px;
  color: var(--color-text-light);
  margin-top: 80px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
}

.footer-col {
  flex: 1;
  min-width: 260px;
}

.footer-logo {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 15px;
}

.footer-col h4 {
  color: var(--color-primary);
  margin-bottom: 12px;
}

.footer-col ul li {
  margin: 8px 0;
}

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

.footer-socials a {
  font-size: 22px;
  margin-right: 12px;
}

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

.footer-bottom {
  text-align: center;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #222;
}

.footer-bottom p {
  color: var(--color-muted);
}

/********************************************
 * HERO ANIMATIONS
 ********************************************/

.hero-title {
  opacity: 0;
  transform: translateY(40px);
  animation: heroTitleIn 0.9s ease-out forwards;
}

.hero-title span {
  display: inline-block;
  overflow: hidden;
}

.hero-title span {
  animation: heroLineIn 0.9s cubic-bezier(0.19, 1, 0.22, 1) forwards;
  transform: translateY(120%);
}

.hero-title span:nth-child(1) {
  animation-delay: 0.1s;
}

.hero-title span:nth-child(2) {
  animation-delay: 0.25s;
}

@keyframes heroLineIn {
  to {
    transform: translateY(0);
  }
}

.hero-subtitle {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s ease-out forwards;
  animation-delay: 0.6s;
}

.hero-buttons {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease-out forwards;
  animation-delay: 0.85s;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroTitleIn {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroSubtitleIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroButtonsIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero .overlay {
  animation: heroBgIn 1.2s ease-out forwards;
}

@keyframes heroBgIn {
  from {
    transform: scale(1.05);
  }
  to {
    transform: scale(1);
  }
}

/********************************************
 *  MOBILE MENU
 ********************************************/

.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;

  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.mobile-menu-links a {
  font-family: var(--font-heading);
  font-size: 36px;
  letter-spacing: 2px;
}

.mobile-menu-links .btn {
  margin-top: 20px;
}

.mobile-menu-links {
  transform: translateY(20px);
  transition: transform 0.4s ease;
}

.mobile-menu.is-open .mobile-menu-links {
  transform: translateY(0);
}

/********************************************
 *  RESPONSIVE – MOBILE FIRST REFINEMENT
 ********************************************/

@media (max-width: 768px) {
  /**************
   * TOKENS
   **************/
  :root {
    --container-padding: 20px;
    --section-padding: 50px;
  }

  /**************
   * NAVBAR
   **************/
  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .navbar {
    padding: 16px var(--container-padding);
  }

  /**************
   * HERO
   **************/
  .hero {
    align-items: flex-start;
    padding: 0 var(--container-padding);
  }

  .hero-content {
    padding-top: 120px;
    max-width: 100%;
  }

  .hero h1 {
    font-size: 36px;
    line-height: 1.2;
    white-space: normal; /* fondamentale */
  }

  .hero p {
    font-size: 16px;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 14px;
  }

  /**************
   * FEATURES
   **************/
  .features {
    padding-top: 30px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0;
  }

  .feature-card img {
    height: 200px;
  }

  .feature-card span {
    font-size: 26px;
  }

  /**************
   * COURSES
   **************/
  .courses {
    text-align: center;
  }

  .courses-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0;
  }

  .course-card img {
    height: 220px;
  }

  .course-title {
    font-size: 24px;
  }

  /**************
   * TRAINERS
   **************/
  .trainer-carousel-wrapper {
    margin-top: 30px;
  }

  .trainer-carousel {
    gap: 20px;
    padding: 20px 0;
  }

  .trainer-card {
    width: 220px;
    transform: scale(1);
    opacity: 1;
  }

  .trainer-card.is-active {
    transform: scale(1);
  }

  .trainer-card::after {
    display: none;
  }

  .carousel-arrow {
    display: none;
  }

  /**************
   * PRICING
   **************/
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0;
  }

  .pricing-featured {
    transform: none;
  }

  .pricing-price {
    font-size: 36px;
  }

  /**************
   * FINAL CTA
   **************/
  .final-cta-title {
    font-size: 32px;
  }

  .final-cta-text {
    font-size: 16px;
  }

  .cta-image {
    height: 35vh;
    min-height: 220px;
  }

  /**************
   * FOOTER
   **************/
  .footer {
    padding: 50px var(--container-padding) 30px;
  }

  .footer-content {
    flex-direction: column;
    gap: 30px;
  }

  .footer-logo {
    font-size: 24px;
  }

  /**************
   * ANIMATIONS
   **************/
  .reveal.fade-left,
  .reveal.fade-right {
    transform: translateY(40px);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .hero-title,
  .hero-subtitle,
  .hero-buttons,
  .hero .overlay {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }

  .reveal,
  .hero-title span,
  .hero-subtitle,
  .hero-buttons {
    transition: none !important;
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

@media (min-width: 769px) {
  .mobile-menu {
    display: none;
  }
}