/* Alder Ease Aesthetics. Natural luxury: warm stone and sand, a gold thread, quiet serif headlines.
   Layout idea: two open clinic photos side by side, a cream card resting across the seam, then calm alternating bands. */
:root {
  --cream: #F5EFE7;      /* page */
  --sand: #EBE1D4;       /* tinted bands */
  --nude: #DCCBB8;       /* lines, soft fills */
  --ink: #2E2621;        /* text, footer */
  --stone: #75665A;      /* secondary text */
  --gold: #A8865A;       /* accent, from the logo */
  --gold-deep: #8C6C43;
  --white: #FFFCF8;
  --display: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --body: "Jost", "Helvetica Neue", Arial, sans-serif;
  --radius: 2px;
  --wrap: 1180px;
  /* The photo grade: a touch brighter and warmer, softer colour, cleaner whites. */
  --grade: brightness(1.06) contrast(1.04) saturate(0.84) sepia(0.12);
  --grade-soft: brightness(1.04) contrast(1.02) saturate(0.92) sepia(0.06);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--cream); color: var(--ink); font: 300 17px/1.7 var(--body); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration-color: var(--gold); text-underline-offset: 3px; }
a:hover { color: var(--gold-deep); }
:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--display); font-weight: 500; line-height: 1.12; margin: 0; text-wrap: balance; letter-spacing: 0.005em; }
h1 { font-size: clamp(2.3rem, 4.6vw, 3.6rem); }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3 { font-size: 1.45rem; }
p { margin: 0; }
.sr, .skip:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip:focus { position: fixed; top: 8px; left: 8px; z-index: 99; background: var(--white); padding: 8px 14px; }
.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.narrow { width: min(780px, 100% - 40px); }
.center { text-align: center; }
.eyebrow { font: 500 0.74rem/1.4 var(--body); letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-deep); margin-bottom: 14px; }
.lede { font-size: 1.12rem; color: var(--stone); max-width: 60ch; }
.small-print { font-size: 0.86rem; color: var(--stone); }
.signature { font: italic 400 1.9rem/1 var(--display); color: var(--gold-deep); margin-top: 6px; }
.text-link { font-weight: 400; letter-spacing: 0.04em; }
.preview-bar { background: var(--ink); color: var(--cream); font-size: 0.85rem; text-align: center; padding: 8px 16px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 26px; border: 1px solid transparent; border-radius: var(--radius);
  font: 400 0.82rem/1 var(--body); letter-spacing: 0.16em; text-transform: uppercase; text-decoration: none; cursor: pointer; transition: background 0.25s, color 0.25s, border-color 0.25s; }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 0.74rem; }
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: var(--gold-deep); color: var(--white); }
.btn-outline { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-outline:hover { background: var(--ink); color: var(--cream); }
.btn-outline-light { border-color: rgba(245, 239, 231, 0.7); color: var(--cream); }
.btn-outline-light:hover { background: var(--cream); color: var(--ink); }
.btn-quiet { border-color: var(--nude); color: var(--ink); }
.btn-quiet:hover { border-color: var(--gold); color: var(--gold-deep); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.center-actions { justify-content: center; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(245, 239, 231, 0.94); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(168, 134, 90, 0.18); }
.header-in { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-words { display: flex; flex-direction: column; line-height: 1; }
.brand-name { font: 500 1.5rem/1 var(--display); letter-spacing: 0.06em; }
.brand-sub { font: italic 400 1rem/1.2 var(--display); color: var(--gold-deep); }
.mark { border-radius: 50%; object-fit: cover; background: #E9DDCB; box-shadow: 0 0 0 1px rgba(168, 134, 90, 0.45); }
.mark-sm { width: 46px; height: 46px; }
.mark-md { width: 84px; height: 84px; margin-bottom: 18px; box-shadow: 0 0 0 6px var(--white), 0 0 0 7px rgba(168, 134, 90, 0.35); }
.mark-lg { width: 96px; height: 96px; margin-bottom: 18px; }
.site-nav { display: flex; align-items: center; gap: 34px; }
.site-nav ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.site-nav ul a { font-size: 0.86rem; letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; padding: 6px 0; border-bottom: 1px solid transparent; }
.site-nav ul a:hover, .site-nav ul a[aria-current="page"] { border-color: var(--gold); color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: 18px; }
.nav-phone { font-size: 0.92rem; text-decoration: none; font-variant-numeric: tabular-nums; }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; }
.bars, .bars::before, .bars::after { display: block; width: 24px; height: 1.5px; background: var(--ink); margin: auto; position: relative; transition: transform 0.25s; content: ""; }
.bars::before { position: absolute; top: -7px; } .bars::after { position: absolute; top: 7px; }
.nav-toggle[aria-expanded="true"] .bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .bars::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars::after { transform: translateY(-7px) rotate(-45deg); }

/* Photos and the grade */
.ph { margin: 0; position: relative; overflow: hidden; background: var(--sand); }
.ph img { width: 100%; height: 100%; object-fit: cover; }
.graded img { filter: var(--grade); }
.graded-soft img { filter: var(--grade-soft); }
.graded::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 246, 234, 0.10), rgba(255, 246, 234, 0) 40%, rgba(46, 38, 33, 0.10)), radial-gradient(120% 90% at 50% 40%, transparent 60%, rgba(46, 38, 33, 0.16));
  mix-blend-mode: soft-light; }
.tall { aspect-ratio: 4 / 5; }

/* Hero: two open photos, a card across the seam */
.hero { position: relative; padding: 14px 14px 0; }
.hero-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; height: clamp(460px, 78vh, 820px); }
/* Each side cross-fades through the same three photos, drifting slowly sideways, the two sides out of step so they never match.
   A warm wash pulls the different photos into the same beige-and-gold palette, and the bottom fades into the page. */
.hero-slides { position: relative; height: 100%; overflow: hidden; background: var(--sand); isolation: isolate; }
.hero-slides .slide { position: absolute; inset: 0; opacity: 0; animation: hero-fade 18s linear infinite both; }
.hero-slides .slide img { filter: brightness(1.05) contrast(1.02) saturate(0.74) sepia(0.2); animation: hero-drift 18s linear infinite both; will-change: transform; }
.hero-left .slide:nth-child(1), .hero-left .slide:nth-child(1) img { animation-delay: -1.2s; }
.hero-left .slide:nth-child(2), .hero-left .slide:nth-child(2) img { animation-delay: 4.8s; }
.hero-left .slide:nth-child(3), .hero-left .slide:nth-child(3) img { animation-delay: 10.8s; }
.hero-right .slide:nth-child(1), .hero-right .slide:nth-child(1) img { animation-delay: -4.2s; }
.hero-right .slide:nth-child(2), .hero-right .slide:nth-child(2) img { animation-delay: 1.8s; }
.hero-right .slide:nth-child(3), .hero-right .slide:nth-child(3) img { animation-delay: 7.8s; }
.hero-slides::before { content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none; mix-blend-mode: soft-light;
  background: linear-gradient(160deg, rgba(220, 190, 140, 0.55), rgba(245, 239, 231, 0.2) 45%, rgba(168, 134, 90, 0.45)); }
.hero-slides::after { content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none;
  background: linear-gradient(180deg, rgba(245, 239, 231, 0.12), rgba(245, 239, 231, 0) 30%, rgba(245, 239, 231, 0) 62%, rgba(245, 239, 231, 0.7) 100%); }
@keyframes hero-fade { 0% { opacity: 0; } 7% { opacity: 1; } 33.3% { opacity: 1; } 40.3% { opacity: 0; } 100% { opacity: 0; } }
@keyframes hero-drift { 0% { transform: scale(1.1) translateX(2.5%); } 40.3% { transform: scale(1.16) translateX(-2.5%); } 100% { transform: scale(1.16) translateX(-2.5%); } }
@media (prefers-reduced-motion: reduce) {
  .hero-slides .slide, .hero-slides .slide img { animation: none; }
  .hero-slides .slide:first-child { opacity: 1; }
}

/* A treatment with no photo of it yet: the logo on warm sand. */
.brand-panel { aspect-ratio: 4 / 3.4; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background: radial-gradient(120% 90% at 50% 35%, var(--white), var(--sand) 70%); }
.brand-panel img { width: 30%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 50%; box-shadow: 0 0 0 6px rgba(255, 252, 248, 0.7), 0 18px 36px -18px rgba(46, 38, 33, 0.45); }
.card-img { text-decoration: none; }
.brand-panel span { font: 500 0.72rem/1.4 var(--body); letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-deep); text-align: center; padding: 0 16px; }
.hero-card { position: relative; z-index: 2; width: min(640px, 100% - 40px); margin: -190px auto 0; background: var(--white); padding: 48px 52px 46px; text-align: center;
  box-shadow: 0 30px 60px -30px rgba(46, 38, 33, 0.35); border-top: 2px solid var(--gold); }
.hero-card .mark-md { margin-inline: auto; margin-top: -90px; }
.hero-card .lede { margin: 18px auto 0; }
.hero-card .actions { justify-content: center; }

.trust { padding: 56px 0 20px; }
.trust-list { list-style: none; padding: 0; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--nude); border-bottom: 1px solid var(--nude); }
.trust-list li { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 22px 12px; }
.trust-list li + li { border-left: 1px solid var(--nude); }
.trust-list strong { font: 500 1.35rem/1.2 var(--display); }
.trust-list span { font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--stone); }

/* Sections */
.section { padding: clamp(64px, 9vw, 112px) 0; }
.tinted { background: var(--sand); }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head p:not(.eyebrow) { color: var(--stone); margin-top: 14px; }
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(36px, 6vw, 88px); align-items: center; }
.split-rev .split-media { order: -1; }
.split-text p + p { margin-top: 16px; }
.split-text h2 { margin-bottom: 22px; }
.split-text .text-link { display: inline-block; margin-top: 18px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card { background: var(--white); display: flex; flex-direction: column; transition: transform 0.35s, box-shadow 0.35s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 24px 40px -28px rgba(46, 38, 33, 0.45); }
.card-img .ph { aspect-ratio: 4 / 3.4; }
.card-img img { transition: transform 0.8s; }
.card:hover .card-img img { transform: scale(1.04); }
.card-body { padding: 24px 24px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-body h3 a { text-decoration: none; }
.card-body p { color: var(--stone); font-size: 0.97rem; }
.card-foot { margin-top: auto; padding-top: 14px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--sand); }
.price { font: 500 1.25rem/1 var(--display); color: var(--gold-deep); }
.center .btn { margin-top: 44px; }

.reasons { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 34px; }
.reasons li { border-top: 1px solid var(--gold); padding-top: 22px; }
.reasons p { color: var(--stone); margin-top: 10px; font-size: 0.97rem; }

.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.gallery .ph { aspect-ratio: 4 / 5; }

.quote-band { background: var(--ink); color: var(--cream); }
.quote { max-width: 860px; text-align: center; margin: 0 auto; }
.quote blockquote { margin: 0; }
.quote blockquote p { font: italic 400 clamp(1.3rem, 2.4vw, 1.75rem)/1.5 var(--display); }
.quote blockquote p::before { content: "“"; display: block; font: 400 4rem/0.6 var(--display); color: var(--gold); margin-bottom: 18px; }
.quote figcaption { margin-top: 24px; font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; color: #CBB89F; }

.equip { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.equip li { padding: 14px 0; border-bottom: 1px solid var(--nude); display: flex; flex-direction: column; }
.equip strong { font-weight: 500; }
.equip span { font-size: 0.9rem; color: var(--stone); }

.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.steps li { counter-increment: step; background: var(--white); padding: 34px 30px; }
.steps li::before { content: counter(step); display: block; font: italic 400 2.6rem/1 var(--display); color: var(--gold); margin-bottom: 16px; }
.steps p { color: var(--stone); margin-top: 10px; font-size: 0.97rem; }

.faqs { border-top: 1px solid var(--nude); }
.faq { border-bottom: 1px solid var(--nude); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative; font: 500 1.3rem/1.3 var(--display); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font: 300 1.6rem/1 var(--body); color: var(--gold); transition: transform 0.25s; }
.faq[open] summary::after { transform: rotate(45deg); }
.faq p { padding: 0 0 24px; color: var(--stone); max-width: 64ch; }

.cta { background: linear-gradient(120deg, #3A2F28, var(--ink)); color: var(--cream); padding: clamp(64px, 8vw, 96px) 0; text-align: center; }
.cta-in p { color: #D9CBB9; margin-top: 12px; }
.cta .actions { justify-content: center; }

/* Inner pages */
.page-hero { padding: clamp(56px, 8vw, 96px) 0 clamp(40px, 6vw, 64px); background: var(--sand); }
.page-hero h1 { margin-bottom: 18px; }
.jump { list-style: none; padding: 0; margin: 32px 0 0; display: flex; flex-wrap: wrap; gap: 10px; }
.jump a { display: inline-block; padding: 9px 16px; border: 1px solid var(--nude); background: var(--cream); font-size: 0.86rem; text-decoration: none; }
.jump a:hover { border-color: var(--gold); }
.treat-list .wrap { display: grid; gap: clamp(56px, 7vw, 88px); }
.treat { display: grid; gap: clamp(28px, 5vw, 64px); scroll-margin-top: 100px; }
.treat.has-media { grid-template-columns: 0.8fr 1.2fr; align-items: start; }
.treat:nth-of-type(even).has-media .treat-media { order: 2; }
.treat-media .ph { aspect-ratio: 4 / 5; }
.treat-body { max-width: 680px; }
.treat-body > p + p { margin-top: 12px; }
.treat-lead { font: italic 400 1.35rem/1.4 var(--display); color: var(--gold-deep); margin: 10px 0 14px; }
.prices { width: 100%; border-collapse: collapse; margin-top: 26px; font-size: 0.97rem; }
.prices th, .prices td { text-align: left; padding: 13px 10px 13px 0; border-bottom: 1px solid var(--nude); vertical-align: top; }
.prices thead th { font-weight: 500; font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--stone); border-bottom-color: var(--gold); }
.prices tbody th { font-weight: 400; }
.prices td { color: var(--stone); white-space: nowrap; }
.prices .num { text-align: right; font-variant-numeric: tabular-nums; color: var(--ink); font-weight: 400; padding-right: 0; }
.treat-list .small-print { max-width: 70ch; }

.prose h2 { font-size: 1.7rem; margin: 36px 0 12px; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: var(--stone); }

.contact-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.enquiry { background: var(--white); padding: clamp(28px, 4vw, 48px); display: grid; gap: 18px; }
.enquiry h2 { margin-bottom: 6px; }
.field { display: grid; gap: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--stone); }
.field input, .field select, .field textarea { width: 100%; font: 400 1rem/1.5 var(--body); color: var(--ink); background: var(--cream); border: 1px solid var(--nude); border-radius: var(--radius); padding: 12px 14px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--gold); outline: 2px solid rgba(168, 134, 90, 0.25); outline-offset: 0; }
.hint { font-size: 0.86rem; color: var(--stone); margin-top: -6px; }
.form-error { color: #8E3B2E; font-size: 0.95rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact-side { display: grid; gap: 18px; }
.contact-card { border: 1px solid var(--nude); padding: 26px 28px; }
.contact-card h2 { font-size: 1.5rem; margin-bottom: 12px; }
.contact-card p + p { margin-top: 10px; }
address { font-style: normal; }
.big-link { font: 500 1.6rem/1.2 var(--display); text-decoration: none; font-variant-numeric: tabular-nums; }
.hours { list-style: none; margin: 0; padding: 0; }
.hours li { display: flex; justify-content: space-between; gap: 16px; padding: 5px 0; font-variant-numeric: tabular-nums; }
.thanks .mark-md { margin-inline: auto; }
.thanks .lede { margin: 16px auto 0; }

/* Footer */
.site-footer { background: #1F1915; color: #D9CBB9; padding: 72px 0 24px; font-size: 0.95rem; }
.site-footer a { color: var(--cream); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 40px; }
.footer-h { font: 500 0.78rem/1.4 var(--body); letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 14px; }
.footer-brand p { max-width: 32ch; }
.footer-brand p + p { margin-top: 12px; }
.footer-small { font-size: 0.85rem; margin-top: 8px; }
.site-footer .hours li { padding: 3px 0; }
.footer-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 56px; padding-top: 22px; border-top: 1px solid rgba(217, 203, 185, 0.18); font-size: 0.82rem; }
.mobile-book { display: none; }

/* Gentle fade-up. Content is visible by default; the script only hides what is still below the screen. */
.js-fade .reveal.pending { opacity: 0; transform: translateY(22px); }
.js-fade .reveal { transition: opacity 0.9s ease, transform 0.9s ease; }
@media (prefers-reduced-motion: reduce) { .js-fade .reveal.pending { opacity: 1; transform: none; } .card, .card-img img { transition: none; } }

/* Tablet and phone */
@media (max-width: 980px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--cream); flex-direction: column; align-items: stretch; gap: 0; padding: 8px 20px 24px; border-bottom: 1px solid var(--nude); display: none; }
  .site-nav.open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav ul a { display: block; padding: 16px 0; border-bottom: 1px solid var(--sand); }
  .nav-actions { justify-content: space-between; padding-top: 18px; }
  .split, .contact-grid, .treat.has-media { grid-template-columns: 1fr; }
  .split-rev .split-media { order: 0; }
  .treat:nth-of-type(even).has-media .treat-media { order: 0; }
  .treat-media .ph { aspect-ratio: 16 / 11; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .trust-list { grid-template-columns: 1fr 1fr; }
  .trust-list li:nth-child(3) { border-left: 0; }
  .trust-list li:nth-child(n+3) { border-top: 1px solid var(--nude); }
  .equip { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 16px; padding-bottom: 64px; }
  .hero { padding: 8px 8px 0; }
  .hero-photos { gap: 8px; height: 68vh; min-height: 440px; }
  .hero-card { margin-top: -60px; padding: 40px 24px 32px; width: calc(100% - 24px); }
  .hero-card .mark-md { width: 72px; height: 72px; margin-top: -76px; }
  .cards { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .actions .btn { flex: 1 1 100%; }
  .prices td { white-space: normal; }
  .mobile-book { display: flex; align-items: center; justify-content: center; position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; min-height: 56px;
    background: var(--gold); color: var(--white); text-decoration: none; letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.85rem; box-shadow: 0 -8px 24px -12px rgba(46, 38, 33, 0.4); }
  .mobile-book:hover { color: var(--white); background: var(--gold-deep); }
  .brand-name { font-size: 1.3rem; }
  .nav-phone { display: none; }
}