/* =========================================================
   MedFlow Billing — shared base styles
   Theme colors/fonts/layout: css/themes/{ocean|slate|coral}.css
   ========================================================= */

:root {
  --white: #ffffff;
  --container: 1120px;
  --header-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; }
p { margin: 0; }

.sr-only {
  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%;
  background: var(--seafoam); color: var(--teal-950);
  padding: .75rem 1rem; z-index: 100; border-radius: 8px; font-weight: 700;
}
.skip-link:focus { top: 1rem; }

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.icon { display: inline-flex; width: 1.35rem; height: 1.35rem; flex-shrink: 0; }
.icon svg { width: 100%; height: 100%; }
.icon-sm { width: 1.1rem; height: 1.1rem; }
.icon-lg { width: 1.75rem; height: 1.75rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .9rem 1.35rem; border-radius: var(--btn-radius, 999px); border: 1.5px solid transparent;
  font-family: var(--font-body); font-weight: 700; font-size: .95rem;
  cursor: pointer; transition: transform .25s var(--ease), background .25s, color .25s, border-color .25s, box-shadow .25s;
}
.btn:hover { transform: translateY(-2px); }
.btn-accent {
  background: var(--seafoam); color: var(--teal-950);
  box-shadow: var(--btn-accent-shadow);
}
.btn-accent:hover { background: var(--seafoam-soft); }
.btn-ghost {
  background: transparent; color: var(--white); border-color: rgba(255,255,255,.45);
}
.btn-ghost:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.btn-outline {
  background: transparent; color: var(--teal-900); border-color: var(--line);
}
.btn-outline:hover { border-color: var(--teal-700); background: var(--white); }
.btn-sm { padding: .65rem 1rem; font-size: .85rem; }
.btn-block { width: 100%; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: var(--header-bg-scrolled);
  box-shadow: 0 8px 24px rgba(6, 41, 38, 0.06);
}
.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
}

.brand {
  display: flex; align-items: center; gap: .75rem; min-width: 0;
}
.brand-mark {
  width: 2.35rem; height: 2.35rem; border-radius: var(--brand-mark-radius, 12px); flex-shrink: 0;
  background: var(--brand-mark-bg);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.15);
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: var(--brand-mark-inset, 28% 32% 28% 32%);
  border: 2px solid var(--seafoam);
  border-radius: var(--brand-mark-after-radius, 4px);
  border-top-color: transparent;
  transform: var(--brand-mark-transform, rotate(-20deg));
}
.brand-logo {
  height: 2.35rem; width: auto; max-width: 160px;
  object-fit: contain; flex-shrink: 0;
}
.brand-text-tagline-only small { max-width: 200px; }
.brand-text { display: flex; flex-direction: column; min-width: 0; }
.brand-text strong {
  font-family: var(--font-display); font-size: 1.15rem; letter-spacing: -0.02em; color: var(--teal-900);
}
.brand-text small {
  font-size: .72rem; color: var(--ink-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 220px;
}
.brand-light .brand-text strong { color: var(--white); }

.nav-desktop { display: none; gap: 1.35rem; }
.nav-desktop a {
  font-size: .92rem; font-weight: 600; color: var(--ink-muted);
  transition: color .2s;
}
.nav-desktop a:hover { color: var(--teal-900); }

.header-actions { display: flex; align-items: center; gap: .75rem; }
.header-phone {
  display: none; align-items: center; gap: .45rem;
  font-weight: 700; font-size: .9rem; color: var(--teal-900);
}
.header-cta { display: none; }
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.6rem; height: 2.6rem; border: 1px solid var(--line);
  border-radius: 12px; background: var(--white); color: var(--teal-900); cursor: pointer;
}

.nav-mobile {
  display: flex; flex-direction: column; gap: .35rem;
  padding: 1rem 1.25rem 1.5rem;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.nav-mobile[hidden] { display: none; }
.nav-mobile a {
  padding: .85rem 1rem; border-radius: 12px; font-weight: 600; color: var(--teal-900);
}
.nav-mobile a:hover { background: var(--paper-2); }
.nav-mobile .btn { margin-top: .5rem; }
.mobile-phone {
  display: flex !important; align-items: center; gap: .5rem;
  color: var(--ink-muted) !important; font-size: .92rem;
}

@media (min-width: 960px) {
  .nav-desktop { display: flex; }
  .header-phone { display: inline-flex; }
  .header-cta { display: inline-flex; }
  .nav-toggle, .nav-mobile { display: none !important; }
  .brand-text small { max-width: 280px; }
}

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-items: var(--hero-align, end);
  text-align: var(--hero-text-align, left);
  color: var(--white);
  overflow: hidden;
  background: var(--hero-bg);
}

.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--hero-overlay);
  pointer-events: none;
}

.hero-visual {
  position: absolute;
  right: var(--hero-visual-right, -8%);
  top: 10%;
  bottom: 8%;
  width: var(--hero-visual-width, min(48vw, 560px));
  border-radius: var(--hero-visual-radius, 28px 0 0 28px);
  background: var(--hero-visual-bg);
  opacity: var(--hero-visual-opacity, .35);
  display: var(--hero-visual-display, block);
  mask-image: var(--hero-visual-mask, linear-gradient(90deg, transparent, #000 18%));
  -webkit-mask-image: var(--hero-visual-mask, linear-gradient(90deg, transparent, #000 18%));
  animation: heroDrift 18s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes heroDrift {
  from { transform: translateY(0) scale(1); }
  to { transform: translateY(-18px) scale(1.03); }
}

.hero-inner {
  position: relative; z-index: 1;
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  max-width: var(--hero-inner-max, 720px);
  margin-inline: var(--hero-inner-margin, 0);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--seafoam-soft);
}

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 3.85rem);
  color: var(--white);
  margin-bottom: 1.15rem;
  animation: riseIn .8s var(--ease) both;
}

.hero-sub {
  font-size: clamp(1.02rem, 1.6vw, 1.15rem);
  color: rgba(255,255,255,.82);
  max-width: 36rem;
  margin-bottom: 2rem;
  margin-inline: var(--hero-sub-margin, 0);
  animation: riseIn .8s .12s var(--ease) both;
}

.hero-ctas {
  display: flex; flex-wrap: wrap; gap: .85rem;
  justify-content: var(--hero-ctas-justify, flex-start);
  animation: riseIn .8s .22s var(--ease) both;
}

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 1.5rem;
  justify-content: var(--hero-trust-justify, flex-start);
  margin-top: 2.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,.14);
  animation: riseIn .8s .32s var(--ease) both;
}
.hero-trust div strong {
  display: block; font-family: var(--font-display);
  font-size: 1.65rem; color: var(--seafoam-soft);
}
.hero-trust div span { font-size: .85rem; color: rgba(255,255,255,.7); }

@keyframes riseIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 860px) {
  .hero-visual { opacity: .18; width: 100%; right: 0; border-radius: 0; mask-image: none; -webkit-mask-image: none; }
  .hero { align-items: center; }
}

.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section-head-center {
  text-align: center;
  margin-inline: auto;
}
.section-head .eyebrow { color: var(--seafoam-deep); }
.section-head h2 {
  font-size: clamp(1.85rem, 3.5vw, 2.65rem);
  color: var(--teal-900);
  margin-bottom: .85rem;
}
.section-head p { color: var(--ink-muted); font-size: 1.05rem; }

.section-alt { background: var(--white); }
.section-teal {
  background: var(--section-teal-bg);
  color: var(--white);
}
.section-teal .section-head .eyebrow { color: var(--seafoam-soft); }
.section-teal .section-head h2 { color: var(--white); }
.section-teal .section-head p { color: rgba(255,255,255,.75); }

.about-grid {
  display: grid; gap: var(--about-gap, 2.5rem); align-items: center;
}
@media (min-width: 900px) {
  .about-grid { grid-template-columns: var(--about-cols, 1.05fr 1fr); gap: 3.5rem; }
}

.about-visual {
  position: relative;
  min-height: var(--about-visual-min-h, 360px);
  border-radius: var(--about-visual-radius, calc(var(--radius) + 6px));
  overflow: hidden;
  transform: var(--about-visual-transform, none);
  background: var(--about-visual-bg);
  box-shadow: var(--shadow);
}
.about-visual::after {
  content: "";
  position: absolute; inset: auto 1.25rem 1.25rem 1.25rem;
  height: 4px; border-radius: 4px;
  background: linear-gradient(90deg, var(--seafoam), transparent);
}

.about-copy p + p { margin-top: 1rem; }
.about-copy p { color: var(--ink-muted); }

.stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  margin-top: 2rem;
}
.stat {
  padding: 1rem 0 0;
  border-top: 2px solid var(--seafoam);
}
.stat strong {
  display: block; font-family: var(--font-display);
  font-size: 1.75rem; color: var(--teal-900);
}
.stat span { font-size: .82rem; color: var(--ink-muted); }

.services-stack {
  display: grid;
  gap: var(--services-gap, 1.15rem);
  grid-template-columns: var(--services-cols, 1fr);
}

.service-row {
  display: grid; gap: 1.25rem;
  padding: var(--service-padding, 1.35rem 1.35rem 1.35rem 1.25rem);
  background: var(--service-bg, var(--white));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  border-left: var(--service-border-left, 1px solid var(--line));
  transition: border-color .25s, transform .25s var(--ease), box-shadow .25s;
}
.service-row:hover {
  border-color: var(--service-hover-border, color-mix(in srgb, var(--seafoam) 55%, transparent));
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

@media (min-width: 800px) {
  .service-row {
    grid-template-columns: var(--service-row-cols, auto 1fr auto);
    align-items: start; gap: 1.75rem;
  }
  .service-cta { grid-column: var(--service-cta-col, auto); justify-self: var(--service-cta-justify, auto); }
}

.service-icon {
  width: 3.25rem; height: 3.25rem; border-radius: var(--service-icon-radius, 14px);
  display: grid; place-items: center;
  background: var(--service-icon-bg, linear-gradient(145deg, var(--paper-2), var(--white)));
  color: var(--service-icon-color, var(--teal-700));
  border: 1px solid var(--line);
}
.service-icon .icon { width: 1.5rem; height: 1.5rem; }

.service-body h3 {
  font-size: 1.25rem; color: var(--teal-900); margin-bottom: .4rem;
}
.service-body > p { color: var(--ink-muted); margin-bottom: .85rem; }

.service-points {
  display: flex; flex-wrap: wrap; gap: .45rem .85rem;
}
.service-points li {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .88rem; font-weight: 600; color: var(--teal-800);
}
.service-points .icon { width: .95rem; height: .95rem; color: var(--seafoam-deep); }

.service-cta { align-self: center; }

.why-grid {
  display: grid; gap: 1.25rem;
}
@media (min-width: 700px) {
  .why-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .why-grid { grid-template-columns: repeat(4, 1fr); }
}

.why-item {
  padding: var(--why-padding, 1.5rem 1.35rem);
  border-top: var(--why-border-top, 2px solid var(--seafoam));
  border-left: var(--why-border-left, none);
  border-radius: var(--why-radius, 0);
  background: var(--why-bg, transparent);
}
.why-item .icon {
  width: 1.6rem; height: 1.6rem;
  color: var(--why-icon-color, var(--seafoam));
  margin-bottom: 1rem;
}
.why-item h3 {
  font-size: 1.15rem; margin-bottom: .55rem; color: var(--white);
}
.why-item p { color: rgba(255,255,255,.72); font-size: .95rem; }

.testimonials-head {
  display: grid;
  gap: 1.75rem;
  align-items: stretch;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.testimonials-head .section-head { margin-bottom: 0; max-width: none; }
.testimonials-visual {
  min-height: 180px;
  border-radius: calc(var(--radius) + 4px);
  background: var(--testimonials-visual-bg);
  box-shadow: var(--shadow);
}
@media (min-width: 900px) {
  .testimonials-head {
    grid-template-columns: 1.1fr .9fr;
    gap: 2.5rem;
    align-items: end;
  }
  .testimonials-visual { min-height: 220px; }
}

.quote-list {
  display: grid;
  gap: 1rem;
}
@media (min-width: 800px) {
  .quote-list { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .quote-list { grid-template-columns: repeat(3, 1fr); }
}

.quote {
  padding: 1.5rem 1.4rem;
  background: var(--quote-bg, var(--white));
  border-radius: var(--radius);
  border: 1px solid var(--line);
  border-left: var(--quote-border-left, 1px solid var(--line));
  position: relative;
  height: 100%;
}
.quote::before {
  content: "\201C";
  font-family: var(--font-display);
  font-size: 3.5rem; line-height: 1;
  color: var(--quote-mark-color, var(--seafoam));
  position: absolute; top: .4rem; left: 1rem; opacity: .7;
}
.quote p {
  position: relative; z-index: 1;
  color: var(--ink); font-size: 1.02rem; margin-bottom: 1.1rem;
}
.quote footer {
  display: flex; flex-direction: column; gap: .15rem;
}
.quote footer strong { color: var(--teal-900); font-size: .95rem; }
.quote footer span { color: var(--ink-muted); font-size: .85rem; }

.pricing-grid {
  display: grid; gap: var(--pricing-gap, 1.15rem);
}
@media (min-width: 700px) {
  .pricing-grid { grid-template-columns: var(--pricing-cols-md, 1fr 1fr); }
}
@media (min-width: 1100px) {
  .pricing-grid { grid-template-columns: var(--pricing-cols-lg, repeat(4, 1fr)); }
}

.price-card {
  display: var(--price-card-display, flex);
  flex-direction: column;
  grid-template-columns: var(--price-card-cols, unset);
  align-items: var(--price-card-align, stretch);
  gap: var(--price-card-gap, unset);
  padding: var(--price-card-padding, 1.6rem 1.4rem);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 100%;
}
.price-card.is-featured {
  background: linear-gradient(165deg, var(--teal-800), var(--teal-950));
  border-color: transparent;
  color: var(--white);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.price-card .blurb { color: var(--ink-muted); font-size: .9rem; margin: var(--price-blurb-margin, .35rem 0 1.1rem); }
.price-card.is-featured .blurb { color: rgba(255,255,255,.7); }
.price-card h3 { font-size: 1.15rem; color: var(--teal-900); }
.price-card.is-featured h3 { color: var(--seafoam-soft); }
.price-amount {
  font-family: var(--font-display);
  font-size: 2.2rem; color: var(--teal-900); line-height: 1;
}
.price-card.is-featured .price-amount { color: var(--white); }
.price-amount small { font-size: 1rem; font-family: var(--font-body); font-weight: 600; opacity: .7; }

.price-features {
  display: var(--price-features-display, grid);
  flex-wrap: wrap;
  gap: var(--price-features-gap, .55rem);
  margin: var(--price-features-margin, 1.25rem 0 1.5rem);
  flex: 1;
}
.price-features li {
  display: flex; align-items: flex-start; gap: .5rem;
  font-size: .9rem; font-weight: 600;
}
.price-features .icon { color: var(--seafoam-deep); margin-top: .1rem; }
.price-card.is-featured .price-features .icon { color: var(--seafoam); }
.price-card .btn { margin-top: var(--price-btn-margin, auto); white-space: var(--price-btn-wrap, normal); }
.price-card.is-featured .btn-outline {
  color: var(--teal-950); background: var(--seafoam); border-color: var(--seafoam);
}
.price-card.is-featured .btn-outline:hover { background: var(--seafoam-soft); }

.contact-grid {
  display: grid; gap: 2rem;
}
@media (min-width: 900px) {
  .contact-grid { grid-template-columns: .9fr 1.1fr; gap: 2.5rem; align-items: start; }
}

.contact-panel {
  padding: 1.75rem;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}
.contact-panel h3 {
  font-size: 1.35rem; color: var(--teal-900); margin-bottom: .75rem;
}
.contact-panel > p { color: var(--ink-muted); margin-bottom: 1.5rem; }

.contact-details { display: grid; gap: 1rem; }
.contact-details li {
  display: grid; grid-template-columns: auto 1fr; gap: .85rem; align-items: start;
}
.contact-details .icon-wrap {
  width: 2.5rem; height: 2.5rem; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--paper-2); color: var(--teal-700);
}
.contact-details strong { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-muted); margin-bottom: .15rem; }
.contact-details a { font-weight: 700; color: var(--teal-900); }
.contact-details a:hover { color: var(--seafoam-deep); }

.contact-form {
  display: grid; gap: 1rem;
  padding: 1.75rem;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}
.form-row {
  display: grid; gap: 1rem;
}
@media (min-width: 600px) {
  .form-row.two { grid-template-columns: 1fr 1fr; }
}
.field { display: grid; gap: .4rem; }
.field label { font-size: .85rem; font-weight: 700; color: var(--teal-900); }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: .85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  font: inherit; color: var(--ink);
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  background: var(--white);
  border-color: var(--seafoam-deep);
  box-shadow: 0 0 0 3px var(--focus-ring);
}
.field textarea { min-height: 120px; resize: vertical; }

.alert {
  padding: .9rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600; font-size: .92rem;
}
.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }

.honeypot {
  position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden;
}

.site-footer {
  background: var(--teal-950);
  color: rgba(255,255,255,.78);
  padding-top: 3.5rem;
}
.footer-grid {
  display: grid; gap: 2rem;
  padding-bottom: 2.5rem;
}
@media (min-width: 700px) {
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
}
@media (min-width: 1000px) {
  .footer-grid { grid-template-columns: 1.4fr .8fr 1fr 1.2fr; }
}
.footer-brand p { margin-top: 1rem; max-width: 28rem; font-size: .95rem; }
.site-footer h3 {
  font-family: var(--font-body);
  font-size: .8rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--seafoam-soft); margin-bottom: 1rem;
}
.footer-links { display: grid; gap: .55rem; }
.footer-links a:hover { color: var(--seafoam); }
.footer-contact { display: grid; gap: .85rem; }
.footer-contact li {
  display: grid; grid-template-columns: auto 1fr; gap: .65rem; align-items: start;
  font-size: .92rem;
}
.footer-contact .icon { color: var(--seafoam); margin-top: .15rem; }
.footer-contact a:hover { color: var(--seafoam); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 1.15rem 0;
}
.footer-bottom-inner {
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between; align-items: center;
  font-size: .85rem;
}
.footer-meta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.footer-meta a:hover { color: var(--seafoam); }
.socials { display: flex; gap: .75rem; }
.socials a { font-weight: 600; }

.page-hero {
  padding: 4rem 0 2.5rem;
  background: var(--page-hero-bg);
  color: var(--white);
}
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: .5rem; }
.page-hero p { color: rgba(255,255,255,.75); max-width: 36rem; }
.prose { max-width: 720px; }
.prose p + p { margin-top: 1rem; }
.prose p { color: var(--ink-muted); }

[data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
[data-reveal].is-visible {
  opacity: 1; transform: none;
}