/* Phoenix Kidney Specialists, site styles */
:root {
  --blue: #1E6FB8;
  --blue-dark: #0F3D6E;
  --blue-light: #4A9AE6;
  --sky: #EAF6FD;
  --sky-2: #BEE7F7;
  --red: #D7312A;
  --text-dark: #0F1D2E;
  --text: #33465A;
  --text-muted: #5A6B7E;
  --border: #E2E8F0;
  --white: #ffffff;
  --bg: #F7FAFC;
  --radius: 18px;
  --shadow: 0 12px 30px rgba(15, 61, 110, 0.08);
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); color: var(--text); background: var(--white); line-height: 1.65; font-size: 16px; -webkit-font-smoothing: antialiased; }
img, video { max-width: 100%; display: block; }
a { color: var(--blue); }
a:hover { color: var(--blue-dark); }
h1, h2, h3, h4 { color: var(--text-dark); line-height: 1.2; margin: 0 0 12px; }
h1 { font-size: clamp(2.1rem, 4.2vw, 3.2rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 750; letter-spacing: -0.01em; }
h3 { font-size: 1.12rem; font-weight: 700; }
p { margin: 0 0 16px; }
.accent { font-family: var(--serif); font-style: italic; font-weight: 500; color: var(--blue); }
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.section { padding: 84px 0; }
.section.alt { background: var(--bg); }
.section-tag { display: inline-block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--blue); margin-bottom: 12px; }
.lead { color: var(--text-muted); max-width: 680px; font-size: 1.05rem; margin-bottom: 40px; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--white); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 12px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: 15px; text-decoration: none; border: 2px solid transparent; transition: transform .2s, background .2s, box-shadow .2s; cursor: pointer; }
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--blue); color: var(--white); box-shadow: 0 8px 20px rgba(30, 111, 184, 0.25); }
.btn-primary:hover { background: var(--blue-dark); color: var(--white); transform: translateY(-2px); }
.btn-outline { border-color: var(--blue); color: var(--blue); background: var(--white); }
.btn-outline:hover { background: var(--blue); color: var(--white); }
.btn-white { background: var(--white); color: var(--blue-dark); }
.btn-white:hover { color: var(--blue); transform: translateY(-2px); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Top bar + header */
.topbar { background: var(--blue-dark); color: #d6e6f5; font-size: 13.5px; }
.topbar .container { display: flex; justify-content: space-between; gap: 16px; padding-top: 8px; padding-bottom: 8px; flex-wrap: wrap; }
.topbar a { color: #fff; text-decoration: none; font-weight: 600; }
.topbar span { display: inline-flex; align-items: center; gap: 6px; }
.topbar svg { width: 14px; height: 14px; }
.site-header { position: sticky; top: 0; z-index: 50; background: linear-gradient(90deg, #ffffff 0%, var(--sky) 55%, var(--sky-2) 100%); border-bottom: 1px solid var(--border); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 84px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 54px; height: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text b { font-family: Georgia, 'Times New Roman', serif; font-size: 25px; letter-spacing: 1px; color: var(--blue-dark); font-weight: 700; }
.brand-text small { font-size: 11.5px; letter-spacing: 1.6px; color: var(--blue-dark); font-weight: 700; margin-top: 5px; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { text-decoration: none; color: var(--text-dark); font-weight: 600; font-size: 15px; padding: 10px 14px; border-radius: 10px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--blue); background: rgba(255,255,255,0.7); }
.nav .btn { margin-left: 8px; padding: 11px 20px; color: var(--white); }
.nav .btn:hover { background: var(--blue-dark); color: #fff; }
.menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; color: var(--blue-dark); }
.menu-toggle svg { width: 28px; height: 28px; }
@media (max-width: 920px) {
  .menu-toggle { display: block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: var(--white); padding: 12px 24px 20px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a { padding: 12px 8px; }
  .nav .btn { margin: 8px 0 0; justify-content: center; }
  .topbar .hide-sm { display: none; }
}

/* Hero */
.hero { background: linear-gradient(135deg, #ffffff 0%, var(--sky) 60%, #d9f0fb 100%); padding: 72px 0 80px; overflow: hidden; }
.hero .container { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero p.sub { font-size: 1.12rem; color: var(--text); max-width: 560px; margin: 18px 0 30px; }
.hero-media { position: relative; }
.hero-media video { width: 100%; aspect-ratio: 4 / 3.4; object-fit: cover; border-radius: 28px; box-shadow: 0 24px 60px rgba(15, 61, 110, 0.22); background: var(--blue-dark); }
.hero-badge { position: absolute; left: -24px; bottom: 28px; background: var(--white); border-radius: 16px; padding: 14px 18px; box-shadow: var(--shadow); display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text-dark); }
.hero-badge .g { width: 40px; height: 40px; border-radius: 50%; background: var(--sky); display: grid; place-items: center; font-weight: 800; color: var(--blue); }
.hero-badge b { display: block; font-size: 15px; }
.hero-badge small { color: var(--text-muted); font-size: 13px; }
.stars { color: #F4B400; letter-spacing: 2px; }
@media (max-width: 920px) {
  .hero { padding: 48px 0 56px; }
  .hero .container { grid-template-columns: 1fr; gap: 36px; }
  .hero-badge { left: 12px; bottom: 12px; }
}

/* Info strip */
.info-strip { background: var(--white); border-bottom: 1px solid var(--border); }
.info-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.info-item { display: flex; gap: 14px; align-items: flex-start; padding: 26px 18px; border-right: 1px solid var(--border); }
.info-item:last-child { border-right: 0; }
.info-item svg { width: 22px; height: 22px; color: var(--blue); flex-shrink: 0; margin-top: 3px; }
.info-item b { display: block; color: var(--text-dark); font-size: 14px; }
.info-item span, .info-item a { font-size: 14px; color: var(--text-muted); text-decoration: none; }
.info-item a:hover { color: var(--blue); }
@media (max-width: 920px) { .info-strip .container { grid-template-columns: 1fr 1fr; } .info-item:nth-child(2) { border-right: 0; } .info-item:nth-child(-n+2) { border-bottom: 1px solid var(--border); } }
@media (max-width: 560px) { .info-strip .container { grid-template-columns: 1fr; } .info-item { border-right: 0; border-bottom: 1px solid var(--border); } }

/* Cards (shared with patient education) */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 26px; text-decoration: none; color: inherit; display: flex; flex-direction: column; gap: 10px; transition: all 0.25s ease; position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--blue), var(--blue-light)); transform: scaleX(0); transform-origin: left; transition: transform 0.3s; }
a.card:hover, .card.hover:hover { border-color: var(--blue); transform: translateY(-4px); box-shadow: var(--shadow); }
a.card:hover::before, .card.hover:hover::before { transform: scaleX(1); }
.card h3 { margin: 0; }
.card p { font-size: 14.5px; color: var(--text-muted); margin: 0; flex: 1; }
.icon { width: 48px; height: 48px; border-radius: 12px; background: linear-gradient(135deg, #eaf4fc, #d5e8f6); display: grid; place-items: center; color: var(--blue); margin-bottom: 8px; flex-shrink: 0; }
.icon svg { width: 24px; height: 24px; }
.card-link { font-size: 13.5px; color: var(--blue); font-weight: 700; margin-top: 8px; display: inline-flex; align-items: center; gap: 6px; }
.card-link::after { content: '\2192'; transition: transform 0.2s; }
a.card:hover .card-link::after { transform: translateX(4px); }

/* Doctor block */
.doctor { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: center; }
.doctor-photo { background: linear-gradient(160deg, var(--sky), var(--sky-2)); border-radius: 28px; aspect-ratio: 4 / 4.4; display: grid; place-items: center; position: relative; overflow: hidden; }
.doctor-photo img { width: 58%; }
.doctor-photo .caption { position: absolute; left: 18px; right: 18px; bottom: 18px; background: rgba(255,255,255,0.92); border-radius: 14px; padding: 14px 16px; }
.doctor-photo .caption b { color: var(--text-dark); display: block; }
.doctor-photo .caption span { color: var(--text-muted); font-size: 14px; }
.creds { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 26px; padding: 0; list-style: none; }
.creds li { background: var(--sky); color: var(--blue-dark); font-weight: 600; font-size: 13.5px; padding: 7px 14px; border-radius: 999px; }
@media (max-width: 860px) { .doctor { grid-template-columns: 1fr; gap: 32px; } .doctor-photo { max-width: 420px; } }

/* Reviews */
.review-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 36px; }
.rating { display: flex; align-items: center; gap: 14px; background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 14px 20px; text-decoration: none; color: var(--text-dark); }
.rating .g { font-weight: 800; font-size: 22px; color: var(--blue); }
.rating b { font-size: 22px; }
.rating small { color: var(--text-muted); display: block; }
.review { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.review blockquote { margin: 0; font-size: 15px; color: var(--text); flex: 1; }
.review .who { display: flex; align-items: center; gap: 12px; }
.review .avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 14px; }
.review .who b { display: block; color: var(--text-dark); font-size: 14.5px; }
.review .who span { font-size: 13px; color: var(--text-muted); }
.review .who .avatar { color: var(--white); font-size: 14px; flex-shrink: 0; }

/* Banner (help line / CTA) */
.banner { background: linear-gradient(135deg, var(--blue-dark), var(--blue)); color: #fff; border-radius: 22px; padding: 36px 40px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.banner-left { display: flex; align-items: center; gap: 20px; }
.banner-icon { width: 60px; height: 60px; border-radius: 16px; background: rgba(255,255,255,0.15); display: grid; place-items: center; flex-shrink: 0; }
.banner-icon svg { width: 28px; height: 28px; }
.banner h2, .banner h3 { color: #fff; margin: 0 0 4px; }
.banner h3 { font-size: 20px; }
.banner p { margin: 0; opacity: 0.88; font-size: 15px; max-width: 520px; }

/* Page header */
.page-head { background: linear-gradient(135deg, #ffffff 0%, var(--sky) 60%, #d9f0fb 100%); padding: 64px 0 56px; border-bottom: 1px solid var(--border); }
.page-head p { color: var(--text); max-width: 680px; font-size: 1.08rem; margin: 10px 0 0; }
.crumbs { font-size: 13.5px; color: var(--text-muted); margin-bottom: 14px; }
.crumbs a { color: var(--blue); text-decoration: none; }

/* Prose (bio, articles) */
.prose { max-width: 760px; }
.prose h2 { font-size: 1.5rem; margin-top: 40px; }
.prose h3 { margin-top: 28px; }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 18px; }
.prose li { margin-bottom: 8px; }
.quote { border-left: 4px solid var(--blue); background: var(--sky); border-radius: 0 14px 14px 0; padding: 20px 24px; margin: 28px 0; }
.quote p { font-family: var(--serif); font-style: italic; font-size: 1.2rem; color: var(--blue-dark); margin: 0 0 6px; }
.quote span { font-size: 14px; color: var(--text-muted); }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 56px; align-items: start; }
.aside { position: sticky; top: 110px; display: grid; gap: 16px; }
.aside .box { border: 1px solid var(--border); border-radius: 16px; padding: 22px; background: var(--white); }
.aside .box h4 { font-size: 15px; margin-bottom: 10px; }
.aside .box ul { list-style: none; padding: 0; margin: 0; }
.aside .box li { margin: 0 0 8px; font-size: 14.5px; }
.aside .box a { text-decoration: none; }
.aside .box.blue { background: var(--blue-dark); color: #dbe8f5; border: 0; }
.aside .box.blue h4 { color: #fff; }
.aside .box.blue p { font-size: 14px; }
@media (max-width: 920px) { .article-layout { grid-template-columns: 1fr; } .aside { position: static; } }
table.simple { width: 100%; border-collapse: collapse; margin: 8px 0 24px; font-size: 15px; }
table.simple th, table.simple td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.simple th { background: var(--sky); color: var(--blue-dark); font-size: 14px; }
.note { font-size: 13.5px; color: var(--text-muted); border-top: 1px solid var(--border); margin-top: 36px; padding-top: 18px; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 32px; align-items: stretch; }
.contact-list { display: grid; gap: 14px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 20px; }
.contact-item svg { width: 22px; height: 22px; color: var(--blue); flex-shrink: 0; margin-top: 3px; }
.contact-item b { display: block; color: var(--text-dark); }
.contact-item a { text-decoration: none; font-weight: 600; }
.map { border: 0; width: 100%; height: 100%; min-height: 380px; border-radius: 18px; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

/* Footer */
.site-footer { background: var(--blue-dark); color: #b9cde2; padding: 56px 0 28px; font-size: 14.5px; }
.site-footer .container { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; }
.site-footer h4 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: 1.2px; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: #dbe8f5; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-brand img { width: 46px; background: #fff; border-radius: 12px; padding: 4px; }
.footer-brand b { color: #fff; font-family: Georgia, serif; font-size: 20px; letter-spacing: 1px; display: block; }
.footer-brand small { color: #b9cde2; letter-spacing: 1.4px; font-size: 10.5px; font-weight: 700; }
.footer-bottom { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,0.12); padding-top: 20px; margin-top: 12px; font-size: 13px; color: #8fa9c4; }
@media (max-width: 860px) { .site-footer .container { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .site-footer .container { grid-template-columns: 1fr; } }