/* dentoAligns public landing — "Clinical editorial": porcelain, ink navy, surgical teal */
:root {
    --porcelain: #f3f0e8;
    --porcelain-2: #e7e2d7;
    --paper: #fbf9f3;
    --ink: #142a36;
    --ink-2: #234353;
    --ink-soft: #53666b;
    --line: #d5d2c5;
    --teal: #157d76;
    --teal-deep: #0d625d;
    --teal-mist: #d8e9e3;
    --sage: #afc8ba;
    --coral: #bd654f;
    --serif: 'Fraunces', Georgia, serif;
    --sans: 'Plus Jakarta Sans', system-ui, sans-serif;
    --r: 18px;
    --ease: cubic-bezier(.22, 1, .36, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
    margin: 0; font-family: var(--sans); color: var(--ink); background: var(--porcelain);
    font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body::after { /* grain */
    content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 3000; opacity: .05;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img { max-width: 100%; display: block; }
a { color: var(--teal-deep); }
h1, h2, h3 { margin: 0; }
p { margin: 0; }
.wrap { width: min(1200px, 100% - 2.5rem); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip-link { position: absolute; left: 1rem; top: -60px; background: var(--ink); color: var(--paper); padding: .6rem 1rem; border-radius: 8px; z-index: 5000; }
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; border-radius: 6px; }
[hidden] { display: none !important; }

/* Announcements */
.ann { padding: .6rem 0; font-size: .9rem; text-align: center; }
.ann__inner { display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: center; }
.ann a { color: inherit; font-weight: 700; }
.ann--info { background: var(--ink); color: var(--paper); }
.ann--success, .ann--promotional { background: var(--teal-deep); color: var(--paper); }
.ann--warning { background: #e9c46a; color: var(--ink); }
.ann--danger { background: #a63d2a; color: #fff8f2; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
    padding: .85rem 1.4rem; border-radius: 999px; font: 700 .95rem/1 var(--sans);
    text-decoration: none; border: 1.5px solid transparent; cursor: pointer;
    transition: transform .25s var(--ease), background-color .25s, color .25s, border-color .25s;
}
.btn i { transition: transform .25s var(--ease); }
.btn:hover i { transform: translateX(3px); }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn--sm { padding: .6rem 1rem; font-size: .86rem; }
.btn--lg { padding: 1.05rem 1.7rem; font-size: 1rem; }
.btn--block { width: 100%; }
.btn--teal { background: var(--teal); color: #f6fbf9; }
.btn--teal:hover { background: var(--teal-deep); color: #f6fbf9; }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--ink-2); color: var(--paper); }
.btn--line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn--line:hover { background: var(--ink); color: var(--paper); }
.btn--ghost { border-color: rgba(244, 242, 236, .4); color: var(--porcelain); }
.btn--ghost:hover { background: var(--porcelain); color: var(--ink); }
.btn[disabled] { opacity: .7; cursor: progress; transform: none; }

.eyebrow { display: inline-flex; align-items: center; gap: .55rem; font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--teal-deep); margin-bottom: 1rem; }
.eyebrow--light { color: var(--sage); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px var(--teal-mist); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 1000; background: rgba(244, 242, 236, .86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid transparent; transition: border-color .3s; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav__inner { display: flex; align-items: center; gap: .8rem; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); }
.brand img { border-radius: 9px; }
.brand__word { font: 800 1.35rem/1 var(--sans); letter-spacing: -.03em; }
.brand__word em { font-style: normal; color: var(--teal); }
.brand--light { color: var(--porcelain); }
.nav__links { display: flex; gap: .25rem; margin-left: auto; }
.nav__links a, .link-quiet { color: var(--ink-soft); text-decoration: none; font-size: .9rem; font-weight: 600; padding: .5rem .5rem; border-radius: 8px; transition: color .2s; white-space: nowrap; }
.nav__links a:hover, .link-quiet:hover { color: var(--ink); }
.nav__actions { display: flex; align-items: center; gap: .4rem; flex: none; }
.nav__actions > * { white-space: nowrap; }
.nav__portal { position: relative; }
.nav__portal > summary { display: inline-flex; align-items: center; gap: .5rem; list-style: none; cursor: pointer; }
.nav__portal > summary::-webkit-details-marker { display: none; }
.nav__portal > summary i { font-size: .7rem; transition: transform .2s; }
.nav__portal[open] > summary i { transform: rotate(180deg); }
.nav__portal-menu { position: absolute; z-index: 1002; top: calc(100% + .7rem); right: 0; display: grid; gap: .25rem; min-width: 205px; padding: .45rem; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); box-shadow: 0 14px 36px rgba(20, 42, 54, .16); }
.nav__portal-menu a { display: block; padding: .7rem .8rem; border-radius: 9px; color: var(--ink); font-size: .86rem; font-weight: 650; text-decoration: none; transition: background-color .2s, color .2s; }
.nav__portal-menu a:hover { background: var(--teal-mist); color: var(--teal-deep); }
.audience-switch { display: inline-flex; align-items: center; gap: .2rem; padding: .24rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(251, 249, 243, .78); }
.audience-switch button { appearance: none; border: 0; cursor: pointer; color: var(--ink-soft); background: transparent; font: 700 .78rem/1 var(--sans); padding: .5rem .72rem; border-radius: 999px; transition: background-color .2s, color .2s; white-space: nowrap; }
.audience-switch button:hover, .audience-switch button.is-active { background: var(--teal-mist); color: var(--ink); }
.audience-switch button:focus-visible { outline-offset: 1px; }
.nav__toggle { display: none; margin-left: auto; width: 46px; height: 46px; border: 1.5px solid var(--ink); border-radius: 50%; background: transparent; cursor: pointer; position: relative; }
.nav__toggle span { position: absolute; left: 13px; right: 13px; height: 2px; background: var(--ink); transition: transform .3s var(--ease); }
.nav__toggle span:first-child { top: 18px; }
.nav__toggle span:last-child { top: 25px; }
.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-menu { border-top: 1px solid var(--line); background: var(--porcelain); max-height: calc(100dvh - 72px); overflow-y: auto; }
.mobile-menu nav { display: flex; flex-direction: column; padding: 1rem 0 1.5rem; }
.mobile-menu nav > a { font: 500 1.6rem/1.2 var(--serif); color: var(--ink); text-decoration: none; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.mobile-menu [data-audience-nav] > a { display: block; font: 500 1.6rem/1.2 var(--serif); color: var(--ink); text-decoration: none; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.mobile-menu__ctas { display: grid; gap: .6rem; margin-top: 1.25rem; }
.mobile-menu__ctas > .btn { width: 100%; }
.mobile-menu__ctas .link-quiet { text-align: center; }
@media (max-width: 1080px) { .nav__links { display: none; } .nav__actions { margin-left: auto; } }
@media (max-width: 760px) { .nav__actions { display: none; } .nav__toggle { display: block; } }
@media (min-width: 761px) { .mobile-menu { display: none !important; } }

/* Hero */
.hero { padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(3.5rem, 8vw, 6.5rem); }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero__title { font: 400 clamp(2.6rem, 6.4vw, 5.3rem)/1.02 var(--serif); letter-spacing: -.03em; font-variation-settings: 'opsz' 144; max-width: 12ch; }
.hero__sub { margin-top: 1.5rem; font-size: clamp(1.02rem, 1.6vw, 1.18rem); color: var(--ink-soft); max-width: 34rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.2rem; }
.hero__notes { list-style: none; padding: 0; margin: 2.5rem 0 0; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; font-size: .88rem; font-weight: 600; color: var(--ink-soft); }
.hero__notes i { color: var(--teal); margin-right: .35rem; }
.hero__media { position: relative; margin: 0; }
.hero__frame { border-radius: 220px 220px var(--r) var(--r); overflow: hidden; aspect-ratio: 4/5; background: var(--porcelain-2); box-shadow: 0 40px 80px -40px rgba(14, 34, 51, .45); }
.hero__frame img { width: 100%; height: 112%; object-fit: cover; object-position: 40% 60%; will-change: transform; }
.hero__tag { position: absolute; left: -1.5rem; bottom: 2rem; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: .9rem 1.1rem; display: grid; gap: .15rem; max-width: 15rem; box-shadow: 0 18px 40px -20px rgba(14, 34, 51, .35); }
.hero__tag-k { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; color: var(--teal-deep); }
.hero__tag-v { font: 500 1.02rem/1.3 var(--serif); }
.hero__arc { position: absolute; right: -1.8rem; top: -1.8rem; width: 140px; height: 140px; animation: spin 40s linear infinite; }
.hero__arc text { font: 700 11.5px var(--sans); letter-spacing: .22em; text-transform: uppercase; fill: var(--ink); }
@keyframes spin { to { transform: rotate(360deg); } }

/* Principles */
.principles { background: var(--paper); border-block: 1px solid var(--line); padding: clamp(2.5rem, 5vw, 4rem) 0; }
.principles__row { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); gap: 2rem; align-items: start; }
.principles__lead { font: 400 1.6rem/1.2 var(--serif); }
.principle { border-left: 1px solid var(--line); padding-left: 1.4rem; }
.principle__n { font: italic 500 1rem var(--serif); color: var(--coral); }
.principle h2 { font-size: 1.05rem; font-weight: 700; margin: .4rem 0; }
.principle p { font-size: .94rem; color: var(--ink-soft); }

/* The treatment, in layers — a dimensional pause between the principles and process. */
.aligner-story { overflow: hidden; padding: clamp(4rem, 8vw, 7rem) 0; background: #e6eee8; border-block: 1px solid var(--line); }
.aligner-story__grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(2rem, 7vw, 7rem); align-items: center; }
.aligner-story__art { min-height: 410px; position: relative; display: grid; place-items: center; isolation: isolate; }
.aligner-story__art::before { content: ''; position: absolute; width: min(82%, 410px); aspect-ratio: 1; border: 1px solid rgba(20, 42, 54, .16); border-radius: 50%; box-shadow: 0 0 0 28px rgba(255,255,255,.18), 0 0 0 56px rgba(255,255,255,.14); }
.aligner-orbit { position: absolute; width: min(82%, 410px); aspect-ratio: 1; border: 1px dashed rgba(21, 125, 118, .36); border-radius: 50%; transform: rotateX(62deg) rotateZ(calc(var(--aligner-progress, 0) * 16deg)); }
.aligner-shell { position: relative; z-index: 2; width: min(88%, 430px); overflow: visible; filter: drop-shadow(0 28px 24px rgba(20, 42, 54, .16)); }
.aligner-shell .shell-back, .aligner-shell .shell-front { transform-box: fill-box; transform-origin: center; }
.aligner-shell .shell-back { transform: translateY(calc((1 - var(--aligner-progress, 0)) * -13px)) scale(.94); opacity: .48; }
.aligner-shell .shell-front { transform: translateY(calc(var(--aligner-progress, 0) * 13px)); }
.aligner-note { position: absolute; z-index: 3; padding: .65rem .85rem; background: var(--paper); border: 1px solid rgba(20,42,54,.16); border-radius: 999px; font-size: .75rem; font-weight: 700; letter-spacing: .04em; box-shadow: 0 12px 30px rgba(20,42,54,.08); }
.aligner-note--top { top: 12%; left: 2%; }
.aligner-note--bottom { bottom: 13%; right: 0; }
.aligner-story__copy h2 { max-width: 11ch; font: 400 clamp(2.5rem, 5vw, 4.25rem)/1.02 var(--serif); letter-spacing: -.035em; }
.aligner-story__copy > p:not(.eyebrow) { color: var(--ink-soft); max-width: 34rem; margin-top: 1.2rem; }
.aligner-story__steps { list-style: none; padding: 0; margin: 2rem 0; display: grid; gap: .85rem; counter-reset: aligner; }
.aligner-story__steps li { display: grid; grid-template-columns: 2.1rem 1fr; gap: .8rem; align-items: baseline; color: var(--ink-soft); transition: color .25s; }
.aligner-story__steps li::before { counter-increment: aligner; content: '0' counter(aligner); color: var(--teal-deep); font: 500 .9rem var(--serif); }
.aligner-story__steps li.active { color: var(--ink); font-weight: 700; }
.aligner-story__ctas { display: flex; flex-wrap: wrap; gap: .7rem; }

/* Original, abstract treatment-planning comparison; never presented as a patient result. */
.planning-preview { padding: clamp(4rem, 8vw, 7rem) 0; }
.planning-preview__head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 2rem; }
.planning-preview__head .sec-title { max-width: 12ch; }
.planning-preview__disclaimer { max-width: 24rem; color: var(--ink-soft); font-size: .86rem; }
.compare-panel { --split: 50%; display: grid; grid-template-columns: 1fr .7fr; overflow: hidden; border-radius: 28px; background: var(--ink); color: var(--porcelain); }
.compare-panel__visual { position: relative; min-height: 360px; overflow: hidden; background: #dce7df; }
.compare-panel__layer { position: absolute; inset: 0; display: grid; place-items: center; }
.compare-panel__layer svg { width: min(84%, 600px); height: auto; }
.compare-panel__layer--concept { clip-path: inset(0 0 0 var(--split)); }
.compare-panel__layer--concept svg { transform: translateX(-6px); }
.compare-panel__labels { position: absolute; left: 1rem; right: 1rem; top: 1rem; display: flex; justify-content: space-between; pointer-events: none; }
.compare-panel__labels span { padding: .45rem .72rem; background: rgba(251,249,243,.92); color: var(--ink); border-radius: 999px; font-size: .73rem; font-weight: 700; }
.compare-panel__divider { position: absolute; top: 0; bottom: 0; left: var(--split); width: 2px; background: var(--paper); transform: translateX(-1px); pointer-events: none; }
.compare-panel__divider::after { content: '↔'; position: absolute; top: 50%; left: 50%; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--paper); color: var(--ink); font-size: 1.2rem; transform: translate(-50%, -50%); box-shadow: 0 4px 18px rgba(20,42,54,.18); }
.compare-panel__slider { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; }
.compare-panel__visual:focus-within { outline: 3px solid var(--teal-deep); outline-offset: -5px; }
.compare-panel__info { display: flex; flex-direction: column; justify-content: center; padding: clamp(1.5rem, 4vw, 3.2rem); }
.compare-panel__info .eyebrow { color: var(--sage); }
.compare-panel__info h3 { font: 400 clamp(1.8rem, 3vw, 2.6rem)/1.08 var(--serif); }
.compare-panel__info p { margin-top: 1rem; color: #c2d0d0; font-size: .94rem; }
.compare-panel__hint { margin-top: 1.6rem; color: var(--sage); font-size: .8rem; font-weight: 700; }
.compare-panel__static { display: none; }

/* Approved patient case examples */
.case-gallery { padding: clamp(4rem, 8vw, 7rem) 0; background: var(--paper); border-block: 1px solid var(--line); }
.case-gallery .sec-head { max-width: 54rem; }
.case-gallery__disclaimer { color: var(--ink-soft); margin-top: 1rem; max-width: 48rem; font-size: .92rem; }
.case-gallery__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.case-gallery__card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: var(--porcelain); }
.case-gallery__images { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--paper); }
.case-gallery__images figure { position: relative; min-width: 0; margin: 0; aspect-ratio: 4 / 3; overflow: hidden; background: var(--porcelain-2); }
.case-gallery__images img { width: 100%; height: 100%; object-fit: cover; }
.case-gallery__images figcaption { position: absolute; left: .6rem; bottom: .6rem; padding: .25rem .55rem; border-radius: 999px; background: rgba(20, 42, 54, .88); color: #fff; font-size: .7rem; font-weight: 700; letter-spacing: .04em; }
.case-gallery__card h3 { padding: .9rem 1rem 1rem; font: 500 1.2rem/1.25 var(--serif); }

/* Role chooser */
.role-dialog { width: min(650px, calc(100% - 2rem)); max-width: none; padding: 0; border: 1px solid rgba(20,42,54,.16); border-radius: 28px; background: var(--paper); color: var(--ink); box-shadow: 0 35px 100px rgba(9, 25, 32, .35); }
.role-dialog::backdrop { background: rgba(12, 31, 39, .62); backdrop-filter: blur(5px); }
.role-dialog[open] { animation: dialog-in .45s var(--ease) both; }
@keyframes dialog-in { from { opacity: 0; transform: translateY(16px) scale(.985); } to { opacity: 1; transform: none; } }
.role-dialog__inner { position: relative; padding: clamp(2rem, 6vw, 3.4rem); }
.role-dialog__close { position: absolute; top: 1rem; right: 1rem; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--ink); font: 400 1.35rem var(--sans); cursor: pointer; }
.role-dialog h2 { max-width: 12ch; font: 400 clamp(2.2rem, 5vw, 3.4rem)/1.02 var(--serif); letter-spacing: -.03em; }
.role-dialog__intro { max-width: 32rem; color: var(--ink-soft); margin-top: .85rem; }
.role-dialog__choices { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; margin-top: 2rem; }
.role-choice { min-height: 150px; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; padding: 1.2rem; border: 1px solid var(--line); border-radius: 18px; text-decoration: none; color: var(--ink); background: #f1f3eb; transition: transform .25s var(--ease), border-color .2s, background .2s; }
.role-choice { width: 100%; text-align: left; font: inherit; cursor: pointer; }
.role-choice:hover { transform: translateY(-3px); border-color: var(--teal); background: var(--teal-mist); }
.role-choice--doctor { background: var(--ink); color: var(--porcelain); }
.role-choice--doctor:hover { background: var(--ink-2); }
.role-choice strong { font: 400 1.65rem/1.1 var(--serif); }
.role-choice span { font-size: .86rem; }
.role-dialog__later { margin-top: 1.25rem; padding: .25rem 0; border: 0; background: none; color: var(--ink-soft); text-decoration: underline; text-underline-offset: 3px; font: 600 .88rem var(--sans); cursor: pointer; }
.role-dialog[hidden] { display: none; }

/* Section heads */
section { position: relative; }
.sec-head { max-width: 46rem; margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.sec-title { font: 400 clamp(2rem, 4.4vw, 3.4rem)/1.08 var(--serif); letter-spacing: -.02em; }
.sec-title--light { color: var(--porcelain); }

/* Journey */
.journey { padding: clamp(4.5rem, 9vw, 8rem) 0; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; counter-reset: s; }
.steps::before { content: ''; position: absolute; left: 0; right: 0; top: 1.6rem; height: 1px; background: var(--line); }
.steps::after { content: ''; position: absolute; left: 0; right: 0; top: 1.6rem; height: 2px; background: var(--teal); transform-origin: left; transform: scaleX(var(--p, 0)); transition: transform .2s linear; }
.step { position: relative; padding: 0 1.2rem 0 0; }
.step__n { position: relative; z-index: 1; display: inline-grid; place-items: center; width: 3.2rem; height: 3.2rem; border-radius: 50%; background: var(--porcelain); border: 1px solid var(--ink); font: 500 1rem var(--serif); transition: background .4s, color .4s, border-color .4s; }
.step.lit .step__n { background: var(--ink); color: var(--porcelain); }
.step h3 { font-size: 1.08rem; font-weight: 700; margin: 1.4rem 0 .4rem; }
.step p { font-size: .94rem; color: var(--ink-soft); }

/* Audiences */
.audiences { padding: 0 0 clamp(4.5rem, 9vw, 8rem); }
.aud__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.aud__grid--single { grid-template-columns: 1fr; }
.aud { border-radius: 28px; padding: clamp(2rem, 4vw, 3.4rem); display: flex; flex-direction: column; align-items: flex-start; }
.aud h2 { font: 400 clamp(1.7rem, 3vw, 2.4rem)/1.1 var(--serif); letter-spacing: -.015em; margin-bottom: 1rem; }
.aud > p { color: var(--ink-soft); max-width: 32rem; }
.aud .btn, .aud__ctas { margin-top: auto; }
.aud--patient { background: var(--teal-mist); }
.aud--doctor { background: var(--ink); color: var(--porcelain); }
.aud--doctor > p { color: #b8c6cf; }
.aud__ctas { display: flex; flex-wrap: wrap; gap: .6rem; }
.ticks { list-style: none; padding: 0; margin: 1.6rem 0 2.2rem; display: grid; gap: .55rem; font-weight: 600; font-size: .95rem; }
.ticks li { display: flex; gap: .65rem; align-items: baseline; }
.ticks li::before { content: ''; flex: none; width: 14px; height: 8px; border-left: 2px solid var(--teal-deep); border-bottom: 2px solid var(--teal-deep); transform: rotate(-45deg) translateY(-3px); }
.ticks--light li::before { border-color: var(--sage); }

/* Dentist-focused public view */
.doctor-view .hero { background: var(--ink); color: var(--porcelain); }
.doctor-view .hero__sub { color: #c2d0d0; }
.doctor-view .hero__notes { color: #c2d0d0; }
.doctor-view .hero__notes i { color: var(--sage); }
.doctor-view .hero__tag { color: var(--ink); }
.doctor-view .hero__arc text { fill: var(--porcelain); }
.doctor-view .hero .btn--line { border-color: rgba(244, 242, 236, .58); color: var(--porcelain); }
.doctor-view .hero .btn--line:hover { background: var(--porcelain); color: var(--ink); }
.doctor-journey { background: var(--paper); border-block: 1px solid var(--line); }
.doctor-journey .sec-head > p:not(.eyebrow) { margin-top: 1rem; max-width: 42rem; color: var(--ink-soft); }
.doctor-steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.doctor-steps .step { padding-right: .8rem; }
.doctor-steps .step h3 { margin-top: 1.25rem; }
.doctor-view .audiences { padding-block: clamp(4rem, 8vw, 7rem); }
.doctor-view .aud--patient, .doctor-view .aud--doctor { min-height: 100%; }
.doctor-view__actions { padding: 2rem 0; background: var(--ink); }
.doctor-view__actions .aud__ctas { justify-content: center; }
.doctor-view__actions .btn--line { border-color: rgba(244, 242, 236, .58); color: var(--porcelain); }
.doctor-view__actions .btn--line:hover { background: var(--porcelain); color: var(--ink); }

/* Plan */
.plan { padding: clamp(4.5rem, 9vw, 8rem) 0; background: var(--paper); border-block: 1px solid var(--line); }
.offer { display: grid; grid-template-columns: 1.25fr .9fr; border: 1px solid var(--ink); border-radius: 28px; overflow: hidden; background: var(--porcelain); }
.offer__copy { padding: clamp(2rem, 4vw, 3.5rem); }
.chip { display: inline-block; padding: .4rem .8rem; border-radius: 999px; background: var(--coral); color: #fff7f2; font-size: .76rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.offer__title { font: 400 clamp(1.8rem, 3.6vw, 2.8rem)/1.08 var(--serif); margin: 1.2rem 0 .7rem; }
.offer__subtitle { font-weight: 700; }
.offer__desc { color: var(--ink-soft); margin-top: .6rem; max-width: 34rem; }
.offer__list { list-style: none; padding: 0; margin: 1.8rem 0 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.offer__list li { padding: .9rem 0; border-bottom: 1px solid var(--line); font-weight: 600; font-size: .95rem; }
.offer__list li:nth-child(odd) { padding-right: 1rem; }
.offer__price { background: var(--ink); color: var(--porcelain); padding: clamp(2rem, 4vw, 3rem); display: flex; flex-direction: column; justify-content: center; gap: .25rem; }
.offer__label { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; color: var(--sage); }
.offer__old { color: #9fb0bb; font-size: 1.1rem; margin-top: .6rem; }
.offer__now { font: 400 clamp(2.4rem, 5vw, 3.6rem)/1.05 var(--serif); letter-spacing: -.02em; overflow-wrap: anywhere; }
.offer__per { color: #b8c6cf; font-size: .9rem; }
.offer__save { align-self: flex-start; margin: .8rem 0 0; padding: .35rem .7rem; border-radius: 999px; background: rgba(169, 194, 182, .18); color: var(--teal-mist); font-size: .84rem; font-weight: 700; }
.offer__price .btn { margin-top: 1.5rem; }
.offer__exp { color: #b8c6cf; font-size: .86rem; margin-top: .8rem; }
.offer__fine { color: #9fb0bb; font-size: .82rem; margin-top: .8rem; line-height: 1.5; }
.patient-plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)); gap: 1.2rem; }
.patient-plan { position: relative; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(240px, .8fr); min-height: 100%; overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: var(--porcelain); }
.patient-plan--popular { border-color: var(--ink); box-shadow: 0 16px 40px rgba(18, 43, 53, .1); }
.patient-plan__main { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: clamp(1.6rem, 4vw, 3.25rem); }
.patient-plan__topline { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; margin-bottom: 1.4rem; }
.patient-plan__badge { padding: .4rem .75rem; border-radius: 999px; background: var(--teal-mist); color: var(--teal-deep); font-size: .75rem; font-weight: 800; }
.patient-plan__kicker { color: var(--ink-soft); font-size: .7rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.patient-plan__title { max-width: 17ch; font: 400 clamp(1.75rem, 3vw, 2.65rem)/1.1 var(--serif); letter-spacing: -.02em; }
.patient-plan__tagline { margin-top: .5rem; color: var(--ink-soft); }
.patient-plan__note { margin-top: 1.3rem; color: var(--ink-soft); font-size: .9rem; line-height: 1.6; }
.patient-plan__features { display: grid; gap: .75rem; margin: 1.5rem 0 0; padding: 1.35rem 0 0; border-top: 1px solid var(--line); list-style: none; }
.patient-plan__features li { display: flex; align-items: flex-start; gap: .65rem; font-size: .9rem; }
.patient-plan__features i { flex: none; margin-top: .3rem; color: var(--teal); font-size: .8rem; }
.patient-plan__offer { display: flex; flex-direction: column; justify-content: center; min-width: 0; padding: clamp(1.6rem, 3.5vw, 3rem); background: var(--ink); color: var(--porcelain); }
.patient-plan__offer-label { color: var(--sage); font-size: .75rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.patient-plan__price { display: flex; flex-direction: column; gap: .25rem; margin-top: .65rem; }
.patient-plan__amount { font: 400 clamp(2rem, 4vw, 2.8rem)/1.08 var(--serif); letter-spacing: -.025em; overflow-wrap: anywhere; }
.patient-plan__period { color: #c2d0d0; font-size: .9rem; }
.patient-plan__offer-note { margin-top: 1.25rem; color: #c2d0d0; font-size: .82rem; line-height: 1.55; }
.patient-plan__cta { margin-top: 1.5rem; }

/* FAQ */
.faq { padding: clamp(4.5rem, 9vw, 8rem) 0; }
.faq__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 5vw, 5rem); }
.sec-head--side p:not(.eyebrow) { color: var(--ink-soft); margin-top: 1rem; }
.faq__list { border-top: 1px solid var(--ink); }
.qa { border-bottom: 1px solid var(--line); }
.qa summary { list-style: none; cursor: pointer; padding: 1.4rem 2.5rem 1.4rem 0; font: 500 1.2rem/1.35 var(--serif); position: relative; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: '+'; position: absolute; right: .2rem; top: 1.15rem; font: 300 1.7rem var(--sans); color: var(--teal); transition: transform .3s var(--ease); }
.qa[open] summary::after { transform: rotate(45deg); }
.qa__a { padding: 0 0 1.5rem; color: var(--ink-soft); max-width: 40rem; animation: fadeIn .4s var(--ease); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* Enquiry */
.enquiry { background: var(--ink); color: var(--porcelain); padding: clamp(4.5rem, 9vw, 8rem) 0; }
.enquiry__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.enquiry__intro > p:not(.eyebrow) { color: #b8c6cf; margin-top: 1.2rem; max-width: 28rem; }
.enquiry__privacy { font-size: .9rem; }
.enquiry__privacy i { color: var(--sage); margin-right: .35rem; }
.enquiry__privacy a { color: var(--teal-mist); }
.form-card { background: var(--paper); color: var(--ink); border-radius: 28px; padding: clamp(1.5rem, 3.5vw, 2.6rem); }
.form-note { font-size: .85rem; color: var(--ink-soft); margin-bottom: 1.2rem; }
.req { color: var(--coral); }
.opt { font-weight: 500; color: #7a8792; font-size: .8rem; margin-left: .25rem; }
.fgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1rem; }
.field { display: flex; flex-direction: column; gap: .4rem; min-width: 0; }
.field label, .field legend { font-size: .88rem; font-weight: 700; }
.field input, .field select {
    font: 500 1rem var(--sans); color: var(--ink); background: var(--porcelain); width: 100%;
    border: 1.5px solid var(--line); border-radius: 12px; padding: .8rem .9rem; min-height: 50px;
    transition: border-color .2s, background-color .2s; appearance: none; -webkit-appearance: none;
}
.field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230e2233' stroke-width='1.6' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .9rem center; padding-right: 2.2rem; }
.field input:hover, .field select:hover { border-color: var(--sage); }
.field input:focus, .field select:focus { outline: none; border-color: var(--teal); background-color: var(--paper); box-shadow: 0 0 0 3px var(--teal-mist); }
.field__err { display: none; font-size: .82rem; color: #a63d2a; font-weight: 600; }
.field.invalid input, .field.invalid select { border-color: #a63d2a; }
.field.invalid .field__err, .field__err--consent.show { display: block; }
.field--radios { border: 0; padding: 0; margin: 1.3rem 0 0; }
.radios { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .4rem; }
.radios label { position: relative; }
.radios input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.radios span { display: inline-block; padding: .6rem 1rem; border: 1.5px solid var(--line); border-radius: 999px; font-weight: 600; font-size: .92rem; cursor: pointer; transition: all .2s; background: var(--porcelain); }
.radios input:checked + span { background: var(--ink); color: var(--porcelain); border-color: var(--ink); }
.radios input:focus-visible + span { outline: 3px solid var(--teal); outline-offset: 2px; }
.consent { display: flex; gap: .7rem; align-items: flex-start; margin-top: 1.4rem; font-size: .9rem; color: var(--ink-soft); }
.consent input { width: 20px; height: 20px; flex: none; margin-top: .15rem; accent-color: var(--teal); }
.field__err--consent { margin-top: .4rem; }
.submit { margin-top: 1.5rem; }
.spin { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255, 255, 255, .4); border-top-color: #fff; border-radius: 50%; animation: spin .8s linear infinite; vertical-align: -3px; margin-right: .3rem; }
.form-msg { margin-top: 1rem; padding: .9rem 1rem; border-radius: 12px; display: flex; gap: .6rem; align-items: flex-start; font-weight: 600; font-size: .94rem; }
.form-msg[hidden] { display: none; }
.form-msg--ok { background: var(--teal-mist); color: var(--teal-deep); }
.form-msg--err { background: #f6e1da; color: #8a3221; }
.form-msg__whatsapp { display: inline-flex; align-items: center; margin-left: auto; padding: .4rem .7rem; border-radius: 999px; background: var(--teal-deep); color: #fff; font-size: .82rem; font-weight: 700; text-decoration: none; white-space: nowrap; }
.form-msg__whatsapp[hidden] { display: none; }

/* Footer */
.foot { background: #0a1a28; color: #b8c6cf; padding: 4rem 0 2rem; }
.foot__top { display: flex; justify-content: space-between; gap: 3rem; flex-wrap: wrap; }
.foot__tag { margin-top: 1rem; font: 400 1.2rem/1.3 var(--serif); color: var(--porcelain); max-width: 18rem; }
.foot__cols { display: grid; grid-template-columns: repeat(3, auto); gap: 3rem; }
.foot__cols h3 { font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--sage); margin-bottom: .9rem; }
.foot__cols a { display: block; color: #d6dee3; text-decoration: none; padding: .3rem 0; font-size: .94rem; }
.foot__cols a:hover { color: #fff; text-decoration: underline; }
.foot__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(244, 242, 236, .12); font-size: .84rem; }

/* Floating UI */
.cookie { position: fixed; left: 1rem; bottom: 1rem; z-index: 2000; max-width: 26rem; background: var(--ink); color: var(--porcelain); border-radius: 16px; padding: 1rem 1.1rem; display: flex; gap: 1rem; align-items: center; font-size: .9rem; box-shadow: 0 20px 40px -16px rgba(0, 0, 0, .4); }
.cookie[hidden] { display: none; }
.cookie a { color: var(--teal-mist); }
.btt { position: fixed; right: 24px; bottom: 100px; z-index: 900; width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid var(--ink); background: var(--paper); color: var(--ink); cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(12px); transition: opacity .3s, transform .3s var(--ease); }
.btt.visible { opacity: 1; pointer-events: auto; transform: none; }
.mobile-bar { display: none; }

/* Reveal motion */
.rise { animation: rise .9s var(--ease) both; }
.d1 { animation-delay: .08s; transition-delay: .08s; } .d2 { animation-delay: .16s; transition-delay: .16s; }
.d3 { animation-delay: .24s; transition-delay: .24s; } .d4 { animation-delay: .32s; transition-delay: .32s; }
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 960px) {
    .hero__grid, .enquiry__grid, .faq__grid { grid-template-columns: 1fr; }
    .hero__media { max-width: 520px; width: 100%; margin-inline: auto; }
    .principles__row { grid-template-columns: 1fr 1fr; }
    .principles__lead { grid-column: 1 / -1; }
    .steps { grid-template-columns: 1fr; gap: 1.8rem; }
    .steps::before, .steps::after { left: 1.6rem; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
    .steps::after { width: 2px; transform-origin: top; transform: scaleY(var(--p, 0)); }
    .step { display: grid; grid-template-columns: 3.2rem 1fr; gap: 1.2rem; padding: 0; }
    .step h3 { margin-top: .6rem; }
    .doctor-steps { grid-template-columns: 1fr; }
    .doctor-steps .step h3 { margin-top: .6rem; }
    .aud__grid, .offer { grid-template-columns: 1fr; }
    .aligner-story__grid { grid-template-columns: 1fr; }
    .aligner-story__art { min-height: 340px; }
    .aligner-story__copy { max-width: 42rem; }
    .compare-panel { grid-template-columns: 1fr; }
    .compare-panel__visual { min-height: 340px; }
    .case-gallery__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
    body { font-size: 16px; padding-bottom: 76px; }
    .principles__row { grid-template-columns: 1fr; gap: 1.4rem; }
    .fgrid, .offer__list, .patient-plan-grid { grid-template-columns: 1fr; }
    .patient-plan { grid-template-columns: 1fr; border-radius: 22px; }
    .patient-plan__main { padding: 1.5rem 1.4rem 1.25rem; }
    .patient-plan__topline { margin-bottom: 1rem; }
    .patient-plan__offer { padding: 1.4rem; }
    .patient-plan__offer-note { display: none; }
    .patient-plan__cta { margin-top: 1rem; }
    .offer__list li:nth-child(odd) { padding-right: 0; }
    .hero__tag { left: .75rem; bottom: .75rem; }
    .hero__arc { width: 104px; height: 104px; right: -.4rem; top: -1.2rem; }
    .nav__inner { gap: .7rem; }
    .brand__word { font-size: 1.16rem; }
    .nav__inner > .audience-switch { margin-left: auto; }
    .audience-switch button { padding: .5rem .6rem; font-size: .72rem; }
    .nav__toggle { margin-left: 0; flex: none; width: 42px; height: 42px; }
    .nav__toggle span { left: 11px; right: 11px; }
    .nav__toggle span:first-child { top: 16px; }
    .nav__toggle span:last-child { top: 23px; }
    .aligner-story__art { min-height: 290px; }
    .aligner-story__art::before, .aligner-orbit { width: 76%; }
    .aligner-shell { width: 88%; }
    .aligner-note { font-size: .67rem; padding: .55rem .7rem; }
    .aligner-note--top { top: 7%; left: 0; }
    .aligner-note--bottom { bottom: 6%; right: 0; }
    .planning-preview__head { display: block; }
    .planning-preview__disclaimer { margin-top: 1rem; }
    .case-gallery__grid { grid-template-columns: 1fr; }
    .compare-panel__visual { min-height: 270px; }
    .compare-panel__info { padding: 1.5rem; }
    .compare-panel__labels { left: .6rem; right: .6rem; top: .6rem; }
    .compare-panel__labels span { font-size: .64rem; padding: .38rem .55rem; }
    .role-dialog__choices { grid-template-columns: 1fr; }
    .role-choice { min-height: 112px; }
    .foot__cols { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .mobile-bar { display: grid; grid-template-columns: 1fr; gap: .5rem; position: fixed; left: 0; right: 0; bottom: 0; z-index: 800; padding: .7rem 1rem calc(.7rem + env(safe-area-inset-bottom)); background: rgba(244, 242, 236, .95); backdrop-filter: blur(12px); border-top: 1px solid var(--line); transition: transform .35s var(--ease); }
    .mobile-bar > [data-audience-mobile-bar] { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }
    .mobile-bar .btn { padding: .8rem .5rem; font-size: .88rem; }
    .mobile-bar.hide { transform: translateY(110%); }
    .btt { bottom: 160px; right: 16px; }
    .cookie { left: .75rem; right: .75rem; bottom: 84px; max-width: none; }
    #whatsapp-widget { bottom: 88px !important; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
    .js .reveal { opacity: 1; transform: none; }
    .hero__arc { animation: none; }
    .aligner-orbit { transform: rotateX(62deg); }
    .aligner-shell .shell-back { transform: scale(.94); }
    .aligner-shell .shell-front { transform: none; }
    .role-dialog[open] { animation: none; }
    .compare-panel__static { display: block; }
}