:root{
  --bg: #EEF2F4;
  --ink: #0F2E3A;
  --muted: #5C6E77;
  --teal: #2E8796;
  --teal-dark: #1E6B78;
  --card: rgba(255,255,255,.62);
  --stroke: rgba(15,46,58,.12);
  --shadow: 0 10px 30px rgba(0,0,0,.08);
  --radius: 18px;
  --max: 1100px;
  --navH: 76px;
}

*{ box-sizing: border-box; }
html,body{ margin:0; padding:0; }
html{ scroll-behavior: smooth; }
body{
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.container{
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.page{
  /* Poster-like watercolor background */
  background:
    linear-gradient(to bottom, rgba(238,242,244,.90), rgba(238,242,244,.92)),
    url("assets/hero-bg.jpg") top center/cover no-repeat fixed;
  min-height: 100vh;
}

/* Decorative leaves */
.leaf{
  position: fixed;
  z-index: 0;
  width: 240px;
  opacity: .85;
  pointer-events: none;
}
.leaf--left{ left: -40px; top: 120px; }
.leaf--right{ right: -40px; bottom: 140px; transform: scaleX(-1); }

/* NAV */
.nav{
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--navH);
  backdrop-filter: blur(10px);
  background: rgba(238,242,244,.72);
  border-bottom: 1px solid var(--stroke);
}
.nav__inner{
  height: 100%;
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 16px;
}
.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  text-decoration:none;
  color: inherit;
}
.brand__logo{ height: 44px; width:auto; }

.nav__links{
  display:flex;
  gap: 18px;
  align-items:center;
}
.nav__links a{
  text-decoration:none;
  color: var(--ink);
  font-size: 14px;
  opacity: .85;
  padding: 8px 10px;
  border-radius: 12px;
}
.nav__links a:hover{ opacity: 1; background: rgba(255,255,255,.55); }

/* Burger + mobile menu */
.burger{
  display:none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.55);
  box-shadow: 0 6px 14px rgba(0,0,0,.08);
  padding: 10px;
  cursor:pointer;
}
.burger span{
  display:block;
  height: 2px;
  background: rgba(15,46,58,.75);
  margin: 6px 0;
  border-radius: 2px;
}

.mobile-menu{
  position: absolute;
  left: 0;
  right: 0;
  top: var(--navH);
  background: rgba(238,242,244,.95);
  border-bottom: 1px solid var(--stroke);
  padding: 10px 20px 16px;
}
.mobile-menu a{
  display:block;
  padding: 12px 10px;
  border-radius: 12px;
  text-decoration:none;
  color: var(--ink);
  opacity: .9;
}
.mobile-menu a:hover{ background: rgba(255,255,255,.65); opacity: 1; }

/* BUTTONS */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 14px;
  text-decoration:none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  box-shadow: 0 6px 14px rgba(0,0,0,.08);
  color: var(--ink);
}
.btn:hover{ transform: translateY(-1px); box-shadow: 0 10px 20px rgba(0,0,0,.10); }
.btn--primary{ background: var(--teal); color: white; }
.btn--primary:hover{ background: var(--teal-dark); }
.btn--ghost{ background: rgba(255,255,255,.55); border-color: var(--stroke); color: var(--ink); }
.btn--small{ padding: 10px 14px; border-radius: 12px; font-size: 13px; }
.btn--full{ width: 100%; }

/* HERO */
.hero{
  padding: 46px 0 18px;
  position: relative;
  z-index: 1;
}
.hero__grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
  align-items:center;
}
.hero__content h1{
  font-family: "Playfair Display", serif;
  font-weight: 600;
  letter-spacing: .04em;
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.08;
  text-transform: uppercase;
}
.hero__content h1 span{ font-weight: 500; }
.hero__motto{
  margin: 0 0 10px;
  color: var(--muted);
  letter-spacing: .16em;
  font-size: 13px;
  text-transform: uppercase;
}
.dot{ opacity:.7; }
.hero__lead{
  margin: 0 0 18px;
  font-size: 16px;
  color: var(--ink);
  opacity: .9;
}
.hero__actions{ display:flex; gap: 12px; flex-wrap: wrap; }

.hero__art{
  display:flex;
  justify-content:flex-end;
}
.hero__art img{
  width: min(380px, 100%);
  height: auto;
  filter: drop-shadow(0 16px 28px rgba(0,0,0,.12));
  opacity: .98;
}

/* SECTIONS */
.section{
  padding: 34px 0;
  position: relative;
  z-index: 1;
}
.section--tight{ padding-top: 12px; }
.section--tint{
  background: rgba(255,255,255,.16);
  border-top: 1px solid var(--stroke);
  border-bottom: 1px solid var(--stroke);
}
.section__title{
  text-align:center;
  font-family: "Playfair Display", serif;
  margin: 0 0 18px;
  letter-spacing: .04em;
  font-size: 26px;
}
.section__title--left{ text-align:left; }

.text{ color: var(--ink); opacity: .92; line-height: 1.65; }
.center{ text-align:center; margin-top: 16px; }
.note{ text-align:center; color: var(--muted); margin-top: 14px; }

/* CARDS */
.cards{
  display:grid;
  gap: 14px;
}
.cards--2{ grid-template-columns: repeat(2, 1fr); }
.cards--3{ grid-template-columns: repeat(3, 1fr); }
.cards--4{ grid-template-columns: repeat(4, 1fr); }

.card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 16px;
  text-decoration:none;
  color: inherit;
  box-shadow: var(--shadow);
}
.card__icon{ font-size: 24px; margin-bottom: 10px; }
.card__title{ font-weight: 700; margin-bottom: 6px; }
.card__text{ color: var(--muted); line-height: 1.5; font-size: 14px; }

/* SPLIT */
.split{
  display:grid;
  grid-template-columns: 1.4fr .6fr;
  gap: 18px;
  align-items: start;
}
.callout{
  background: rgba(255,255,255,.55);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
  margin: 14px 0;
}
.callout--soft{ background: rgba(46,135,150,.10); }
.callout h3{ margin: 0 0 6px; font-size: 16px; }
.callout p{ margin: 0; color: var(--muted); line-height: 1.6; }

.grid{
  display:grid;
  gap: 14px;
}
.grid--2{ grid-template-columns: repeat(2, 1fr); }

.panel{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
}
.panel h3{ margin: 0 0 10px; font-size: 16px; }
.list{ margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.8; }

.mini{
  display:flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 10px;
}
.mini__kpi{
  font-weight: 800;
  color: var(--teal-dark);
  font-size: 26px;
}
.mini__label{ color: var(--muted); }

.sticky-card{
  position: sticky;
  top: calc(var(--navH) + 14px);
  background: rgba(255,255,255,.70);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}
.sticky-card__title{ font-weight: 800; margin-bottom: 8px; }
.sticky-card__big{ font-size: 18px; margin-bottom: 8px; }
.sticky-card__big span{ color: var(--teal-dark); font-weight: 900; }
.sticky-card__text{ color: var(--muted); margin: 0 0 12px; line-height: 1.6; }

/* QUOTE */
.quote{
  background: rgba(255,255,255,.55);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 18px;
  text-align:center;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}
.quote__text{
  font-family: "Playfair Display", serif;
  font-size: 18px;
  margin: 0 0 6px;
}
.quote__by{ margin: 0 0 12px; color: var(--muted); }

.story{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
}
.story h3{ margin: 0 0 6px; }
.story p{ margin: 0; color: var(--muted); line-height: 1.6; }

/* HELP */
.helpbar{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
  background: rgba(46,135,150,.12);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}
.helpbar__label{ color: var(--muted); font-size: 13px; }
.helpbar__value{ font-size: 28px; font-weight: 900; color: var(--teal-dark); }

.numbers{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.numbers__item{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
}
.numbers__item h3{ margin: 0 0 4px; }
.numbers__item p{ margin: 0 0 8px; color: var(--muted); }
.numbers__item a{
  color: var(--teal-dark);
  font-weight: 800;
  text-decoration: none;
}
.cta-line{
  text-align:center;
  margin-top: 14px;
  font-style: italic;
  color: var(--muted);
}

/* FOOTER */
.footer{
  padding: 18px 0;
  border-top: 1px solid var(--stroke);
  background: rgba(238,242,244,.72);
  backdrop-filter: blur(8px);
}
.footer__inner{
  display:flex;
  justify-content: space-between;
  align-items:center;
  gap: 12px;
  flex-wrap: wrap;
}
.footer__links{
  display:flex;
  gap: 14px;
  flex-wrap: wrap;
}
.footer__links a{
  color: var(--muted);
  text-decoration:none;
  font-size: 14px;
}
.footer__links a:hover{ color: var(--ink); }

/* MODALS */
body.modal-open{
  overflow: hidden;
}

.modal{
  position: fixed;
  inset: 0;
  z-index: 100;
}

.modal__backdrop{
  position: absolute;
  inset: 0;
  background: rgba(10, 20, 30, .55);
  backdrop-filter: blur(2px);
}

.modal__panel{
  position: relative;
  width: min(900px, calc(100% - 28px));
  max-height: calc(100vh - 28px);
  margin: 14px auto;
  background: rgba(255,255,255,.92);
  border: 1px solid var(--stroke);
  border-radius: 22px;
  box-shadow: 0 18px 50px rgba(0,0,0,.25);
  overflow: hidden;
}

.modal__close{
  position: absolute;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.8);
  cursor: pointer;
  font-size: 18px;
}

.modal__title{
  margin: 0;
  padding: 18px 18px 10px;
  font-family: "Playfair Display", serif;
  letter-spacing: .03em;
  border-bottom: 1px solid var(--stroke);
}

.modal__content{
  padding: 14px 18px 18px;
  overflow: auto;
  max-height: calc(100vh - 130px);
  color: var(--ink);
  line-height: 1.7;
}

.modal__content h3{
  margin-top: 18px;
}

.modal__content h4{
  margin: 14px 0 6px;
}

.modal__content ul,
.modal__content ol{
  margin: 10px 0 12px;
  padding-left: 22px;
}

.modal__actions{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 0 0;
}

/* Stories accordion */
.accordion{max-width: 860px; margin: 1.25rem auto 0;}
.accordion__item{background: rgba(255,255,255,.76); border:1px solid rgba(0,0,0,.06); border-radius: 18px; overflow:hidden; box-shadow: 0 8px 22px rgba(0,0,0,.06);}
.accordion__item + .accordion__item{margin-top:.9rem;}
.accordion__summary{cursor:pointer; list-style:none; padding: 1rem 1.1rem; font-weight:600; display:flex; align-items:center; justify-content:space-between; gap:1rem;}
.accordion__summary::-webkit-details-marker{display:none;}
.accordion__summary:after{content:"+"; font-weight:700; opacity:.65;}
.accordion__item[open] .accordion__summary:after{content:"–";}
.accordion__body{padding: 0 1.1rem 1.1rem; color: var(--muted); line-height:1.6;}

/* Symptoms block */
.symptoms{display:grid; grid-template-columns: 1fr; gap: .9rem; margin-top: .75rem;}
.symptoms__group{background: rgba(255,255,255,.72); border:1px solid rgba(0,0,0,.05); border-radius: 16px; padding: .85rem .95rem;}
.symptoms__group h4{margin:0 0 .35rem; font-size: 1rem;}

/* Exercise list */
.exercise{margin-top: 1.6rem; padding: 1.25rem 1.1rem; background: rgba(255,255,255,.72); border:1px solid rgba(0,0,0,.06); border-radius: 20px; box-shadow: 0 10px 26px rgba(0,0,0,.06);}
.exercise__title{margin:0 0 .6rem; font-size: 1.2rem;}
.exercise__list{margin: .75rem 0 0; padding-left: 1.25rem; color: var(--muted);}
.exercise__list li{margin: .55rem 0; line-height:1.55;}

/* RESPONSIVE */
@media (max-width: 980px){
  .hero__grid{ grid-template-columns: 1fr; }
  .hero__art{ justify-content: center; }
  .split{ grid-template-columns: 1fr; }
  .cards--4{ grid-template-columns: repeat(2, 1fr); }
  .cards--3{ grid-template-columns: repeat(2, 1fr); }
  .nav__links{ display:none; }
  .burger{ display:inline-block; }
}

@media (max-width: 560px){
  .container{ width: calc(100% - 28px); }
  .cards--2, .cards--3, .cards--4{ grid-template-columns: 1fr; }
  .numbers{ grid-template-columns: 1fr; }
  .helpbar{ flex-direction: column; align-items: flex-start; }
  .leaf{ display:none; }
}

.story-number {
  display: inline-block;
  margin-right: 10px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  color: #1e4f5c;
  background: rgba(46, 135, 150, 0.15);
  border-radius: 20px;
}