/* Handside Osteopathy — 2027 redesign
   Direction: Welwyn Garden City — ink green, soft mist, botanical calm.
   Avoid cream/terracotta, purple gradients, broadsheet density. */

:root {
  --ink: #0f2a24;
  --ink-soft: #1a3d34;
  --leaf: #2d6a55;
  --leaf-bright: #3d8a6e;
  --mist: #e4efe9;
  --mist-deep: #d0e2d8;
  --paper: #f4f8f6;
  --paper-warm: #eef4f0;
  --sand: #c9b896;
  --text: #1c2e28;
  --muted: #5a7068;
  --white: #ffffff;
  --line: rgba(15, 42, 36, 0.12);
  --shadow: 0 24px 60px rgba(15, 42, 36, 0.14);
  --radius: 1.25rem;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(61, 138, 110, 0.12), transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(201, 184, 150, 0.18), transparent 45%),
    var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--leaf);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--ink);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 0.75rem;
}

p {
  margin: 0 0 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.shell {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.shell-wide {
  width: min(1280px, calc(100% - 2rem));
  margin-inline: auto;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  z-index: 100;
  background: var(--ink);
  color: var(--white);
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
}

.skip-link:focus {
  top: 1rem;
  color: var(--white);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  backdrop-filter: blur(16px);
  background: rgba(244, 248, 246, 0.82);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(244, 248, 246, 0.94);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
}

.brand img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 560;
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem 1.5rem;
}

.nav-link {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 550;
  font-size: 0.95rem;
  position: relative;
  padding: 0.35rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1.5px;
  background: var(--leaf);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.65rem 1.1rem;
  background: var(--ink);
  color: var(--white) !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  border-radius: 999px;
  letter-spacing: 0.01em;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.nav-cta:hover {
  background: var(--leaf);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--white);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  position: relative;
  transition: transform 0.3s var(--ease);
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }

/* Hero — full bleed, brand first */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

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

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: hero-drift 18s var(--ease) infinite alternate;
}

@keyframes hero-drift {
  from { transform: scale(1.04) translate(0, 0); }
  to { transform: scale(1.1) translate(-1.5%, -1%); }
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15, 42, 36, 0.35) 0%, rgba(15, 42, 36, 0.15) 35%, rgba(15, 42, 36, 0.78) 100%),
    linear-gradient(90deg, rgba(15, 42, 36, 0.55) 0%, transparent 55%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 4.5rem 0 3.5rem;
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin: 0 0 1.25rem;
  max-width: 12ch;
  color: var(--white);
  text-shadow: 0 2px 28px rgba(15, 42, 36, 0.45);
  animation: rise 0.9s var(--ease) both;
}

.hero-lede {
  max-width: 34rem;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.75rem;
  animation: rise 0.9s var(--ease) 0.12s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  animation: rise 0.9s var(--ease) 0.22s both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  font-weight: 650;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--sand);
  color: var(--ink) !important;
}

.btn-primary:hover {
  background: #d4c4a4;
  color: var(--ink) !important;
}

.btn-ghost {
  background: transparent;
  color: var(--white) !important;
  border-color: rgba(255, 255, 255, 0.45);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  color: var(--white) !important;
}

.btn-ink {
  background: var(--ink);
  color: var(--white) !important;
}

.btn-ink:hover {
  background: var(--leaf);
  color: var(--white) !important;
}

.btn-outline {
  background: transparent;
  color: var(--ink) !important;
  border-color: var(--ink);
}

.btn-outline:hover {
  background: var(--ink);
  color: var(--white) !important;
}

/* Page hero (inner pages) */
.page-hero {
  position: relative;
  min-height: 48vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
}

.page-hero .hero-content {
  padding: 5rem 0 2.75rem;
}

.page-hero h1 {
  color: var(--white);
  font-size: clamp(2.4rem, 6vw, 4rem);
  max-width: 14ch;
  margin-bottom: 0.75rem;
}

.page-hero .hero-lede {
  margin-bottom: 0;
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section-tight {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.section-mist {
  background:
    linear-gradient(180deg, rgba(228, 239, 233, 0.65), rgba(208, 226, 216, 0.4));
}

.section-ink {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(61, 138, 110, 0.25), transparent 50%),
    var(--ink);
  color: rgba(255, 255, 255, 0.88);
}

.section-ink h2,
.section-ink h3 {
  color: var(--white);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--leaf);
  margin-bottom: 0.85rem;
}

.section-ink .eyebrow {
  color: var(--sand);
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  max-width: 16ch;
  margin-bottom: 1rem;
}

.section-lede {
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
  margin-bottom: 2rem;
}

.section-ink .section-lede {
  color: rgba(255, 255, 255, 0.75);
}

/* Intro band */
.intro-band {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
}

.intro-copy h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  max-width: 18ch;
}

.intro-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 360px;
  box-shadow: var(--shadow);
}

.intro-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.intro-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(15, 42, 36, 0.25));
  pointer-events: none;
}

/* Feature split */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.feature-split.reverse .feature-copy {
  order: 2;
}

.feature-media {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow);
}

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

.feature-copy h2,
.feature-copy h3 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

/* Conditions — flowing list, not cards */
.conditions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.conditions li {
  position: relative;
  padding: 0.85rem 0 0.85rem 1.35rem;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-weight: 500;
}

.conditions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.25rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--leaf);
}

/* Clinic locations */
.clinics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.clinic {
  padding: 1.75rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.clinic h3 {
  font-size: 1.45rem;
  margin-bottom: 0.5rem;
}

.clinic p {
  margin-bottom: 0.5rem;
}

.clinic-hours {
  color: var(--sand);
  font-weight: 600;
  font-size: 0.95rem;
}

/* Prices — interaction-adjacent, simple rows */
.price-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  max-width: 32rem;
}

.price-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
}

.price-list .amount {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--ink);
  white-space: nowrap;
}

/* Process steps */
.process {
  display: grid;
  gap: 0;
  counter-reset: step;
}

.process-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  counter-increment: step;
}

.process-item:first-child {
  border-top: 1px solid var(--line);
}

.process-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--leaf);
  line-height: 1;
  min-width: 2.5rem;
}

.process-item h3 {
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}

.process-item p {
  color: var(--muted);
}

/* About bio */
.bio-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.bio-portrait {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  box-shadow: var(--shadow);
}

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

.bio-meta {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.bio-body p {
  margin-bottom: 1.1rem;
}

.olympics-band {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.olympics-band .feature-media {
  aspect-ratio: 4 / 3;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}

.contact-block {
  padding-top: 1.5rem;
  border-top: 2px solid var(--ink);
}

.contact-block h2 {
  font-size: 1.75rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.contact-panel {
  background:
    linear-gradient(160deg, var(--mist) 0%, var(--paper) 100%);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
}

.contact-panel h2 {
  font-size: 1.8rem;
}

.contact-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.contact-list li {
  display: grid;
  gap: 0.2rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.contact-list span {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
}

.contact-list a,
.contact-list strong {
  color: var(--ink);
  text-decoration: none;
  font-weight: 650;
  font-size: 1.1rem;
}

/* CTA strip */
.cta-strip {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.cta-strip .feature-media {
  aspect-ratio: 16 / 11;
}

/* Reveal on scroll */
[data-reveal] {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

[data-reveal].is-in {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }

/* Footer */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.78);
  padding: 4rem 0 2rem;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand p {
  margin-top: 1rem;
  max-width: 28ch;
  font-size: 0.95rem;
}

.brand--footer {
  color: var(--white);
}

.brand--footer .brand-sub {
  color: rgba(255, 255, 255, 0.55);
}

.footer-heading {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 0.85rem;
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-muted {
  color: var(--sand);
  font-size: 0.9rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--sand);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 1rem;
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-base p {
  margin: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .intro-band,
  .feature-split,
  .feature-split.reverse,
  .bio-layout,
  .olympics-band,
  .contact-grid,
  .cta-strip,
  .clinics,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .feature-split.reverse .feature-copy {
    order: 0;
  }

  .bio-portrait {
    position: static;
    max-width: 320px;
    margin-inline: auto;
  }

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

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: rgba(244, 248, 246, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: stretch;
    padding: 1.25rem 1.25rem 1.75rem;
    gap: 0.35rem;
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s var(--ease), opacity 0.4s var(--ease);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    padding: 0.85rem 0.25rem;
    font-size: 1.1rem;
  }

  .nav-cta {
    justify-content: center;
    margin-top: 0.5rem;
  }

  body.nav-open {
    overflow: hidden;
  }
}

@media (max-width: 640px) {
  .shell,
  .hero-content {
    width: calc(100% - 1.75rem);
  }

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

  .hero {
    min-height: 85vh;
  }

  .footer-base {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-media img { animation: none; }
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-brand,
  .hero-lede,
  .hero-actions {
    animation: none;
  }
}