/* ========================================
   NLG Academy — Component Styles
   ======================================== */

/* ----- Utility ----- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

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

/* ----- Scroll Reveal Animation ----- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s var(--ease-out), border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.header--scrolled {
  background: rgba(13, 13, 13, 0.95);
  border-bottom-color: var(--color-border-subtle);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.4);
}

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

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.logo svg {
  height: 40px;
  width: auto;
}

/* Desktop Nav */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color var(--transition-interactive);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s var(--ease-out);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-text);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-text);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-blue);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-md);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  cursor: pointer;
  z-index: 110;
}

.hamburger__line {
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out);
}

.hamburger.active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(13, 13, 13, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out);
}

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

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color var(--transition-interactive);
}

.mobile-nav__link:hover {
  color: var(--color-accent);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(13, 13, 13, 0.7) 0%,
    rgba(13, 13, 13, 0.4) 40%,
    rgba(13, 13, 13, 0.6) 70%,
    rgba(13, 13, 13, 0.95) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-16);
}

.hero__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  max-width: 800px;
}

.hero__title span {
  color: var(--color-accent);
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin-bottom: var(--space-10);
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: scroll-bounce 2s var(--ease-in-out) infinite;
}

.scroll-indicator__mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--color-text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator__mouse::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: scroll-dot 2s var(--ease-in-out) infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes scroll-dot {
  0%, 100% { opacity: 0; transform: translateX(-50%) translateY(0); }
  50% { opacity: 1; transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   SECTION SHARED STYLES
   ======================================== */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-12);
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Blue accent divider */
.accent-line {
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  margin: var(--space-4) auto 0;
  border-radius: 2px;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about__text {
  max-width: 720px;
  margin: 0 auto var(--space-12);
  text-align: center;
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.about__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: border-color var(--transition-interactive),
              transform var(--transition-interactive);
}

.about__card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.about__card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.about__card-icon svg {
  width: 28px;
  height: 28px;
}

.about__card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.about__card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ========================================
   COACHES SECTION
   ======================================== */
.coaches__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.coach-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: border-color 0.3s var(--ease-out),
              transform 0.3s var(--ease-out),
              box-shadow 0.3s var(--ease-out);
}

.coach-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px var(--color-accent-glow);
}

.coach-card__avatar {
  width: 150px;
  height: 150px;
  margin: 0 auto var(--space-4);
  background: var(--color-surface-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-border);
  overflow: hidden;
}

.coach-card__avatar svg {
  width: 64px;
  height: 64px;
  color: var(--color-text-faint);
}

.coach-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
}

.coach-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.coach-card__role {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.coach-card__bio {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.coach-card__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.coach-card__email,
.coach-card__social {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  transition: color var(--transition-interactive);
  text-decoration: none;
}

.coach-card__email:hover,
.coach-card__social:hover {
  color: var(--color-accent);
}

.coach-card__social svg {
  flex-shrink: 0;
}

/* ========================================
   PLAYER PROFILES SECTION
   ======================================== */
.players__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.player-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  opacity: 0.7;
}

.player-card__avatar {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-3);
  background: var(--color-surface-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--color-border);
}

.player-card__avatar svg {
  width: 40px;
  height: 40px;
  color: var(--color-text-faint);
}

.player-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.player-card__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.5;
}

.players__note {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ========================================
   LESSONS / SERVICES SECTION
   ======================================== */
.lessons__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color 0.3s var(--ease-out),
              transform 0.3s var(--ease-out);
}

.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.service-card__icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.contact__info h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.contact__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.contact__item svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact__item a {
  transition: color var(--transition-interactive);
}

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

.contact__socials {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.contact__social {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              border-color var(--transition-interactive),
              background var(--transition-interactive);
}

.contact__social:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.contact__social svg {
  width: 20px;
  height: 20px;
}

/* Contact Form */
.contact__form {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.form__group {
  margin-bottom: var(--space-4);
}

.form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-faint);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

/* CTA Banner */
.cta-banner {
  text-align: center;
  padding: var(--space-12) var(--container-padding);
  margin-top: var(--space-12);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg) 100%);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
}

.cta-banner h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
}

.cta-banner p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-12) 0 var(--space-8);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-8);
}

.footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: var(--space-4);
  max-width: 320px;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive);
}

.footer__link:hover {
  color: var(--color-text);
}

.footer__socials {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer__social {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
}

.footer__social:hover {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.footer__social svg {
  width: 18px;
  height: 18px;
}

.footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-4);
}

.footer__bottom-links a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  transition: color var(--transition-interactive);
}

.footer__bottom-links a:hover {
  color: var(--color-text-muted);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

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

  .players__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .lessons__grid {
    grid-template-columns: 1fr;
  }

  .contact__grid {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .nav__links,
  .nav .btn {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }

  .hero__title {
    max-width: 100%;
  }

  .about__grid {
    grid-template-columns: 1fr;
  }

  .players__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .players__grid {
    grid-template-columns: 1fr;
  }

  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }
}