/* ============================================================
   HQSL · High Quality Swim Lessons
   Design System · Global Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=DM+Sans:wght@300;400;500&family=DM+Mono:wght@400&display=swap');

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --navy:       #0d1b2a;
  --navy-mid:   #132236;
  --navy-light: #1e3a5f;
  --teal:       #3a9b8e;
  --teal-light: #5bbcaf;
  --teal-pale:  #e8f5f3;
  --gold:       #c9a84c;
  --gold-light: #e8c878;
  --cream:      #f8f5f0;
  --warm-white: #fdfcfa;
  --text-dark:  #0d1b2a;
  --text-mid:   #3d5166;
  --text-light: #7a92a8;
  --text-pale:  #b0c4d4;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-mono:    'DM Mono', monospace;

  --max-w: 1160px;
  --section-pad: 100px;
  --radius: 4px;
  --radius-lg: 12px;

  --shadow-sm: 0 2px 12px rgba(13,27,42,.07);
  --shadow-md: 0 8px 40px rgba(13,27,42,.12);
  --shadow-lg: 0 20px 80px rgba(13,27,42,.18);

  --transition: all .25s cubic-bezier(.4,0,.2,1);
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--warm-white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Typography ─────────────────────────────────────────────── */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -.02em;
}
.display-lg {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -.02em;
}
.display-md {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400;
  line-height: 1.2;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
}
.body-lg { font-size: 1.1rem; line-height: 1.75; font-weight: 300; }
.body-md { font-size: .95rem; line-height: 1.7; }
.body-sm { font-size: .85rem; line-height: 1.65; }

/* ── Layout Utilities ───────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}
.section { padding: var(--section-pad) 0; }
.section--dark { background: var(--navy); color: var(--cream); }
.section--teal-pale { background: var(--teal-pale); }
.section--cream { background: var(--cream); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 clamp(20px, 5vw, 60px);
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
  background: rgba(13,27,42,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: var(--transition);
}
.nav.scrolled {
  height: 60px;
  background: rgba(13,27,42,.98);
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--cream);
  letter-spacing: .01em;
}
.nav__logo span { color: var(--teal-light); }
.nav__logo img { height: 32px; width: auto; display: block; }
.nav__links {
  display: flex; align-items: center; gap: 36px;
}
.nav__links a {
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(248,245,240,.65);
  transition: var(--transition);
}
.nav__links a:hover, .nav__links a.active { color: var(--cream); }
.nav__cta {
  background: var(--teal);
  color: var(--cream) !important;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-weight: 500;
  letter-spacing: .06em !important;
  transition: var(--transition) !important;
}
.nav__cta:hover { background: var(--teal-light) !important; transform: translateY(-1px); }

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  padding: 8px; cursor: pointer;
}
.nav__hamburger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--cream); transition: var(--transition);
}
.nav__mobile {
  display: none;
  position: fixed; top: 72px; left: 0; right: 0; bottom: 0;
  background: var(--navy);
  flex-direction: column; align-items: center; justify-content: center;
  gap: 36px; z-index: 99;
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--cream);
  letter-spacing: .02em;
  transition: var(--transition);
}
.nav__mobile a:hover { color: var(--teal-light); }
.nav__mobile .nav__cta-mob {
  background: var(--teal);
  color: var(--cream);
  padding: 16px 48px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem; font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 15px 36px;
  border-radius: var(--radius);
  font-size: .9rem; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--teal);
  color: var(--cream);
  box-shadow: 0 4px 24px rgba(58,155,142,.3);
}
.btn--primary:hover {
  background: var(--teal-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(58,155,142,.4);
}
.btn--outline {
  border: 1px solid rgba(248,245,240,.3);
  color: var(--cream);
}
.btn--outline:hover {
  border-color: var(--teal-light);
  color: var(--teal-light);
  transform: translateY(-1px);
}
.btn--dark {
  background: var(--navy);
  color: var(--cream);
}
.btn--dark:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
}
.btn--lg { padding: 18px 48px; font-size: 1rem; }
.btn--arrow::after { content: '→'; font-size: 1.1em; }

/* ── Divider ─────────────────────────────────────────────────── */
.divider {
  width: 48px; height: 1px;
  background: var(--teal);
  margin: 20px 0;
}
.divider--center { margin-left: auto; margin-right: auto; }
.divider--gold { background: var(--gold); }

/* ── Trust bar / logos ───────────────────────────────────────── */
.trust-bar {
  display: flex; align-items: center; gap: 32px;
  flex-wrap: wrap;
}
.trust-badge {
  font-family: var(--font-mono);
  font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-light);
  padding: 6px 14px;
  border: 1px solid rgba(0,0,0,.1);
  border-radius: 2px;
}

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card__body { padding: 36px; }

/* ── Testimonial ─────────────────────────────────────────────── */
.testimonial {
  padding: 40px;
  background: rgba(255,255,255,.05);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.08);
  position: relative;
}
.testimonial::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 5rem; line-height: .6;
  color: var(--teal);
  opacity: .4;
  position: absolute; top: 28px; left: 36px;
}
.testimonial__quote {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 300;
  font-style: italic;
  line-height: 1.75;
  color: var(--cream);
  padding-top: 28px;
}
.testimonial__author {
  margin-top: 28px;
  display: flex; align-items: center; gap: 14px;
}
.testimonial__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--navy-light);
  border: 2px solid var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.1rem; color: var(--teal-light);
}
.testimonial__name {
  font-size: .9rem; font-weight: 500;
  color: var(--cream);
  letter-spacing: .04em;
}
.testimonial__detail {
  font-size: .82rem; color: var(--text-pale);
  font-family: var(--font-mono);
  letter-spacing: .06em;
}

/* ── Step process ────────────────────────────────────────────── */
.expect__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.expect__right {
  padding-top: 140px;
}
.expect__right img {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  position: sticky;
  top: 100px;
}
.steps { display: flex; flex-direction: column; gap: 0; position: relative; }
.steps::before {
  content: '';
  position: absolute; top: 20px; bottom: 20px; left: 20px; right: auto;
  width: 1px; height: auto;
  background: linear-gradient(180deg, var(--teal), var(--teal-light), var(--teal));
  opacity: .5;
}
.step {
  display: flex; align-items: flex-start; gap: 20px;
  text-align: left; padding: 0 0 36px; flex: none; position: relative;
}
.step:last-child { padding-bottom: 0; }
.step__num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .8rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0; flex-shrink: 0;
  position: relative; z-index: 1;
}
.step__title {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 500;
  margin-bottom: 8px;
}
.step__desc { font-size: .875rem; color: var(--text-mid); line-height: 1.65; }

/* ── Form ────────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: .78rem; font-weight: 500;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-mid);
  margin-bottom: 8px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid #dde4ec;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--text-dark);
  background: #fff;
  transition: var(--transition);
  outline: none;
  appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(58,155,142,.12);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237a92a8' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  background: var(--navy);
  color: var(--cream);
  padding: 60px 0 32px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer__brand-name {
  font-family: var(--font-display);
  font-size: 1.4rem; font-weight: 400;
  color: var(--cream);
  margin-bottom: 12px;
}
.footer__tagline {
  font-size: .875rem;
  color: var(--text-pale);
  line-height: 1.7;
  max-width: 280px;
}
.footer__heading {
  font-family: var(--font-mono);
  font-size: .68rem; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 20px;
}
.footer__links { display: flex; flex-direction: column; gap: 12px; }
.footer__links a {
  font-size: .875rem;
  color: rgba(248,245,240,.6);
  transition: var(--transition);
}
.footer__links a:hover { color: var(--teal-light); }
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 28px;
}
.footer__copy { font-size: .78rem; color: var(--text-light); }
.footer__legal { display: flex; gap: 24px; }
.footer__legal a { font-size: .78rem; color: var(--text-light); transition: var(--transition); }
.footer__legal a:hover { color: var(--teal-light); }

/* ── Animations ──────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.animate-fadeUp { animation: fadeUp .7s ease forwards; }
.animate-delay-1 { animation-delay: .15s; opacity: 0; }
.animate-delay-2 { animation-delay: .3s;  opacity: 0; }
.animate-delay-3 { animation-delay: .45s; opacity: 0; }
.animate-delay-4 { animation-delay: .6s;  opacity: 0; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 900px) {
  :root { --section-pad: 70px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 32px; }
  .footer__inner { grid-template-columns: 1fr; gap: 36px; }
  .expect__layout { grid-template-columns: 1fr; gap: 48px; }
  .expect__right { padding-top: 0; }
  .expect__right img { position: static; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .footer__bottom { flex-direction: column; gap: 16px; text-align: center; }
  .btn--lg { padding: 15px 32px; font-size: .9rem; }
  .testimonial { padding: 28px 24px; }
  .card__body { padding: 24px; }
  .section { padding: 64px 0; }
}
@media (max-width: 480px) {
  :root { --section-pad: 52px; }
  .testimonial { padding: 22px 18px; }
  .testimonial__quote { font-size: 1.1rem; }
  .card__body { padding: 20px; }
  .btn--lg { padding: 14px 24px; font-size: .875rem; }
  .footer__inner { gap: 24px; }
  .footer__legal { flex-wrap: wrap; justify-content: center; gap: 16px; }
  .section { padding: 52px 0; }
}

/* ── Mobile sticky CTA bar ───────────────────────────────────── */
.mobile-cta-bar {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 50;
  background: rgba(13,27,42,.97);
  padding: 12px 20px env(safe-area-inset-bottom, 16px);
  border-top: 1px solid rgba(58,155,142,.3);
}
.mobile-cta-bar a {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%;
  padding: 15px;
  background: var(--teal);
  color: var(--cream);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .875rem; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  text-decoration: none;
  transition: var(--transition);
}
.mobile-cta-bar a::after { content: '→'; font-size: 1.1em; }
.mobile-cta-bar a:hover { background: var(--teal-light); }
@media (max-width: 768px) {
  .mobile-cta-bar { display: block; transform: translateY(100%); transition: transform .3s cubic-bezier(.4,0,.2,1); }
  .mobile-cta-bar--visible { transform: translateY(0); }
  body { padding-bottom: 76px; }
}