/* ===========================
   ISO Meet Theme - Main CSS
   =========================== */

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

:root {
  --black: #000000;
  --white: #ffffff;
  --grey-light: #f5f5f5;
  --grey-mid: #888888;
  --grey-dark: #333333;
  --accent: #ff3b30;
  --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --radius-pill: 100px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); color: var(--black); background: var(--white); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* =====================
   NAV
   ===================== */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 48px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo-text { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.03em; }
.nav-logo-text span { font-weight: 300; }
.nav-links { display: flex; align-items: center; gap: 36px; list-style: none; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--grey-dark); transition: color var(--transition); }
.nav-links a:hover { color: var(--black); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 24px; border-radius: var(--radius-pill);
  font-size: 0.875rem; font-weight: 600; cursor: pointer;
  border: none; transition: all var(--transition); white-space: nowrap;
}
.btn-outline {
  background: transparent; border: 1.5px solid var(--black); color: var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-primary { background: var(--black); color: var(--white); }
.btn-primary:hover { background: #222; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,0,0,0.18); }
.btn-lg { padding: 15px 32px; font-size: 1rem; }
.btn-white { background: var(--white); color: var(--black); }
.btn-white:hover { background: #f0f0f0; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.mobile-nav { display: none; }
.hamburger span { width: 24px; height: 2px; background: var(--black); border-radius: 2px; transition: all var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =====================
   HERO
   ===================== */
.hero {
  padding: 120px 48px 80px;
  background: var(--white);
}
.hero-inner { max-width: 1280px; margin: 0 auto; width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-content { max-width: 580px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--grey-light); border-radius: var(--radius-pill);
  padding: 6px 16px; font-size: 0.8rem; font-weight: 500;
  color: var(--grey-dark); margin-bottom: 28px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: #22c55e; display: inline-block; }
.hero-headline {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800; line-height: 1.1;
  letter-spacing: -0.03em; margin-bottom: 20px;
}
.hero-headline em { font-style: normal; color: var(--grey-mid); }
.hero-sub { font-size: 1.1rem; color: var(--grey-dark); line-height: 1.7; margin-bottom: 36px; max-width: 480px; }
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-social-proof { display: flex; align-items: center; gap: 14px; }
.hero-avatars { display: flex; }
.hero-avatars img { width: 36px; height: 36px; border-radius: 50%; border: 2px solid white; margin-left: -10px; object-fit: cover; }
.hero-avatars img:first-child { margin-left: 0; }
.hero-social-proof p { font-size: 0.85rem; color: var(--grey-mid); }
.hero-social-proof strong { color: var(--black); }

/* Hero Slider */
.hero-slider-wrap { position: relative; margin-right: 48px; }

/* Category labels — overlaid on the left side of the slideshow */
.hero-slider-labels {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 2px;
  z-index: 10;
  background: rgba(0,0,0,0.5);
  border-radius: var(--radius-md);
  padding: 8px 0;
}
.slider-label {
  padding: 10px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: color 0.3s ease, opacity 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.slider-label::before {
  content: '';
  width: 0;
  height: 7px;
  border-radius: 50%;
  background: #fff;
  display: inline-block;
  transition: width 0.25s ease, margin-right 0.25s ease;
  flex-shrink: 0;
}
.slider-label.active {
  color: #fff;
  font-weight: 700;
}
.slider-label.active::before {
  width: 7px;
  margin-right: 9px;
}

/* Image slideshow */
.hero-slideshow {
  position: relative;
  width: 100%;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.12);
  flex-shrink: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  transform: translateX(100%);
  transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}
.hero-slide.active {
  transform: translateX(0);
  pointer-events: auto;
}
.hero-slide.leaving {
  transform: translateX(-100%);
}
.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 2;
}
.hero-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.45);
  cursor: pointer;
  padding: 0;
  transition: background 0.25s ease, width 0.25s ease;
}
.hero-dot.active {
  background: #fff;
  width: 22px;
  border-radius: 4px;
}

/* =====================
   SECTIONS SHARED
   ===================== */
.section { padding: 100px 48px; }
.section-inner { max-width: 1280px; margin: 0 auto; }
.section-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--grey-mid); margin-bottom: 14px;
}
.section-headline { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 16px; }
.section-sub { font-size: 1.05rem; color: var(--grey-dark); line-height: 1.7; max-width: 560px; }
.text-center { text-align: center; }
.text-center .section-sub { margin-left: auto; margin-right: auto; }

/* =====================
   VALUE PROPS
   ===================== */
.value-section { background: var(--grey-light); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 60px; }
.value-card {
  background: var(--white); border-radius: var(--radius-md);
  padding: 40px 32px; border: 1px solid rgba(0,0,0,0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}
.value-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.08); }
.value-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm);
  background: var(--black); display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.value-icon svg { width: 24px; height: 24px; fill: none; stroke: white; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.value-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; }
.value-card p { font-size: 0.92rem; color: var(--grey-dark); line-height: 1.7; }

/* =====================
   AUDIENCE / PROFESSIONS
   ===================== */
.audience-section { overflow: hidden; }
.audience-intro { margin-bottom: 60px; }
.marquee-wrap { display: flex; flex-direction: column; gap: 20px; }
.marquee-track {
  display: flex; gap: 16px; width: max-content;
  animation: marquee-scroll 30s linear infinite;
}
.marquee-track.reverse { animation-direction: reverse; }
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.profession-tile {
  display: flex; align-items: center; gap: 12px;
  background: var(--white); border: 1.5px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-pill); padding: 12px 22px;
  white-space: nowrap; font-size: 0.88rem; font-weight: 500;
  transition: border-color var(--transition), background var(--transition);
}
.profession-tile:hover { border-color: var(--black); background: var(--grey-light); }
.profession-tile .icon { font-size: 1.2rem; }

/* =====================
   FEATURES
   ===================== */
.features-section { background: var(--black); color: var(--white); }
.features-section .section-headline { color: var(--white); }
.features-section .section-sub { color: rgba(255,255,255,0.6); }
.features-section .section-tag { color: rgba(255,255,255,0.4); }
.features-tabs { display: flex; gap: 8px; margin-top: 48px; margin-bottom: 52px; background: rgba(255,255,255,0.08); border-radius: var(--radius-pill); padding: 4px; width: fit-content; }
.tab-btn {
  padding: 10px 28px; border-radius: var(--radius-pill);
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
  border: none; background: transparent; color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}
.tab-btn.active { background: var(--white); color: var(--black); }
.tab-panel { display: none; }
.tab-panel.active { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.feature-list { display: flex; flex-direction: column; gap: 8px; }
.feature-item {
  padding: 20px 24px; border-radius: var(--radius-md);
  cursor: pointer; transition: background var(--transition);
  border: 1px solid transparent;
}
.feature-item:hover, .feature-item.active { background: rgba(255,255,255,0.07); border-color: rgba(255,255,255,0.1); }
.feature-item h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; color: var(--white); }
.feature-item p { font-size: 0.875rem; color: rgba(255,255,255,0.55); line-height: 1.65; }
.feature-preview { border-radius: var(--radius-lg); overflow: hidden; background: rgba(255,255,255,0.05); aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; }
.feature-preview img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); }
.feature-preview-placeholder { text-align: center; color: rgba(255,255,255,0.2); font-size: 0.85rem; }

/* =====================
   USERNAME RESERVATION
   ===================== */
.reserve-section { background: var(--grey-light); }
.reserve-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.reserve-form { background: var(--white); border-radius: var(--radius-lg); padding: 48px; box-shadow: 0 8px 40px rgba(0,0,0,0.07); }
.reserve-form h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }
.reserve-form .form-sub { font-size: 0.875rem; color: var(--grey-mid); margin-bottom: 32px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--grey-dark); margin-bottom: 6px; letter-spacing: 0.02em; text-transform: uppercase; }
.form-control {
  width: 100%; padding: 12px 16px; border: 1.5px solid rgba(0,0,0,0.12);
  border-radius: var(--radius-sm); font-size: 0.95rem;
  font-family: var(--font-sans); transition: border-color var(--transition), box-shadow var(--transition);
  outline: none; background: var(--white);
}
.form-control:focus { border-color: var(--black); box-shadow: 0 0 0 3px rgba(0,0,0,0.06); }
.form-control.error { border-color: var(--accent); }
.char-count { font-size: 0.75rem; color: var(--grey-mid); text-align: right; margin-top: 4px; }
.char-count.limit { color: var(--accent); }
.form-control select { appearance: none; }
select.form-control { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; cursor: pointer; }
.reserve-price { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; border-top: 1px solid rgba(0,0,0,0.06); border-bottom: 1px solid rgba(0,0,0,0.06); margin: 24px 0; }
.reserve-price .label { font-size: 0.875rem; color: var(--grey-dark); }
.reserve-price .amount { font-size: 1.1rem; font-weight: 700; }
.reserve-form .btn-primary { width: 100%; justify-content: center; padding: 15px; font-size: 1rem; }
.form-disclaimer { font-size: 0.75rem; color: var(--grey-mid); text-align: center; margin-top: 16px; line-height: 1.6; }
.success-msg { display: none; text-align: center; padding: 24px; }
.success-msg .checkmark { font-size: 2.5rem; margin-bottom: 12px; }
.success-msg h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.success-msg p { font-size: 0.875rem; color: var(--grey-mid); }

/* =====================
   FAQ
   ===================== */
.faq-section {}
.faq-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 80px; align-items: start; margin-top: 60px; }
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item { border-bottom: 1px solid rgba(0,0,0,0.08); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0; cursor: pointer; font-weight: 600; font-size: 0.95rem;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--grey-dark); }
.faq-toggle { width: 28px; height: 28px; border-radius: 50%; border: 1.5px solid rgba(0,0,0,0.15); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all var(--transition); }
.faq-item.open .faq-toggle { background: var(--black); border-color: var(--black); transform: rotate(45deg); }
.faq-toggle svg { width: 12px; height: 12px; }
.faq-toggle svg line { stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.faq-item.open .faq-toggle svg line { stroke: white; }
.faq-answer { display: none; padding: 0 0 20px; font-size: 0.9rem; color: var(--grey-dark); line-height: 1.75; max-width: 540px; }
.faq-item.open .faq-answer { display: block; }

/* =====================
   FINAL CTA
   ===================== */
.cta-section { background: var(--black); color: var(--white); text-align: center; }
.cta-section .section-headline { color: var(--white); max-width: 700px; margin: 0 auto 20px; }
.cta-section .section-sub { color: rgba(255,255,255,0.6); margin: 0 auto 40px; }
.cta-image-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 60px auto 0; max-width: 900px; }
.cta-image-grid .img-wrap { border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 1/1.1; background: rgba(255,255,255,0.05); }
.cta-image-grid .img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.cta-image-grid .img-wrap.tall { aspect-ratio: 1/1.5; }
.cta-counter { display: inline-flex; align-items: center; gap: 12px; background: rgba(255,255,255,0.08); border-radius: var(--radius-pill); padding: 10px 24px; font-size: 0.875rem; color: rgba(255,255,255,0.7); margin-bottom: 28px; }
.cta-counter strong { color: var(--white); }

/* =====================
   FOOTER
   ===================== */
.site-footer { background: var(--black); border-top: 1px solid rgba(255,255,255,0.06); padding: 60px 48px 40px; color: rgba(255,255,255,0.5); }
.footer-inner { max-width: 1280px; margin: 0 auto; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 60px; gap: 40px; flex-wrap: wrap; }
.footer-brand { max-width: 300px; }
.footer-brand .nav-logo-text { color: var(--white); font-size: 1.2rem; margin-bottom: 16px; display: block; }
.footer-brand p { font-size: 0.875rem; line-height: 1.7; }
.footer-links-group h4 { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 16px; }
.footer-links-group ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links-group a { font-size: 0.875rem; transition: color var(--transition); }
.footer-links-group a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 0.8rem; flex-wrap: wrap; gap: 12px; }
.footer-bottom a { transition: color var(--transition); }
.footer-bottom a:hover { color: var(--white); }

/* =====================
   SWIPER OVERRIDES
   ===================== */
.swiper-pagination-bullet { background: rgba(0,0,0,0.3) !important; width: 8px !important; height: 8px !important; }
.swiper-pagination-bullet-active { background: var(--black) !important; width: 24px !important; border-radius: 4px !important; }


/* =====================
   FADE-IN ANIMATIONS
   ===================== */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 1100px) {
  .site-nav { padding: 16px 28px; }
  .hero { padding: 100px 28px 60px; }
  .hero-inner { gap: 40px; }
  .hero-slider-labels { left: -130px; }
  .section { padding: 80px 28px; }
}
@media (max-width: 991px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-cta .btn-outline { display: none; }
  .mobile-nav {
    display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--white); z-index: 999; flex-direction: column;
    align-items: center; justify-content: center; gap: 36px;
    padding: 80px 28px 40px;
  }
  .mobile-nav.open { display: flex; }
  .mobile-nav ul { list-style: none; display: contents; }
  .mobile-nav a { font-size: 1.5rem; font-weight: 700; }
  .mobile-nav .btn { font-size: 1rem; padding: 14px 32px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-content { max-width: 100%; }
  .hero-slider-labels { display: none; }
  .hero-slideshow { height: 360px; }
  .value-grid { grid-template-columns: 1fr; gap: 20px; }
  .tab-panel.active { grid-template-columns: 1fr; }
  .feature-preview { display: none; }
  .reserve-inner { grid-template-columns: 1fr; gap: 40px; }
  .faq-grid { grid-template-columns: 1fr; gap: 40px; }
  .cta-image-grid { grid-template-columns: repeat(2, 1fr); max-width: 500px; }
  .footer-top { flex-direction: column; }
}
@media (max-width: 767px) {
  .hero { padding: 100px 20px 60px; }
  .section { padding: 60px 20px; }
  .site-nav { padding: 14px 20px; }
  .cta-image-grid { grid-template-columns: 1fr 1fr; }
  .site-footer { padding: 48px 20px 32px; }
}
@media (max-width: 479px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-image-grid { grid-template-columns: 1fr; max-width: 300px; }
}