/* ==========================================================================
   Rahila Zakir — Consultant Ophthalmologist & Vitreoretinal Surgeon
   Design system: "The Aperture"
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,500&family=Public+Sans:wght@400;500;600;700&display=swap');

:root{
  /* color tokens */
  --ink:    #1E2D2A;   /* primary text, headings — deep teal-charcoal */
  --paper:  #F8F5EF;   /* warm ivory background */
  --bronze: #A66B3D;   /* CTA / accent — lens & light */
  --bronze-dark: #8A5631;
  --sage:   #4F6F63;   /* secondary accent — links, icons */
  --mist:   #E4E0D4;   /* hairlines, card borders, dividers */
  --slate:  #5B6663;   /* secondary / caption text */
  --white:  #FFFFFF;

  --measure: 38rem;          /* comfortable reading width */
  --measure-wide: 52rem;

  --font-display: 'Fraunces', serif;
  --font-body: 'Public Sans', system-ui, -apple-system, sans-serif;

  --radius: 2px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; height:auto; display:block; }
a{ color: var(--sage); text-decoration: none; }
a:hover{ text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--bronze);
  outline-offset: 3px;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 0.5em;
  color: var(--ink);
}
h1{ font-size: clamp(2.1rem, 4.4vw, 3.4rem); font-weight: 500; }
h2{ font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3{ font-size: 1.2rem; font-weight: 600; font-family: var(--font-body); }
p{ margin: 0 0 1.1em; }
ul{ margin: 0 0 1.1em; padding-left: 1.2em; }

.eyebrow{
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--bronze-dark);
  letter-spacing: .02em;
  display:flex;
  align-items:center;
  gap:.55em;
  margin-bottom: .6em;
}
.eyebrow::before{
  content:"";
  width:.5em; height:.5em;
  border-radius:50%;
  border: 1.5px solid var(--bronze);
  display:inline-block;
}

.wrap{ max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
.measure{ max-width: var(--measure); }
.measure-wide{ max-width: var(--measure-wide); }

section{ padding: 4.5rem 0; }
.section-tight{ padding: 2.75rem 0; }
hr.rule{
  border:0; border-top: 1px solid var(--mist); margin: 0;
}

/* ---------------- Skip link ---------------- */
.skip-link{
  position:absolute; left:-999px; top:auto;
  background: var(--ink); color:#fff; padding: .6em 1em; z-index: 999;
}
.skip-link:focus{ left: 1rem; top: 1rem; }

/* ---------------- Header / Nav ---------------- */
header.site-header{
  position: sticky; top:0; z-index: 50;
  background: rgba(248,245,239,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--mist);
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 0.9rem 1.5rem;
  max-width: 1180px; margin:0 auto;
  gap: 1.5rem;
}
.brand{
  display:flex; align-items:center; gap:.65em;
  font-family: var(--font-display); font-size: 1.25rem; font-weight:500;
  color: var(--ink);
}
.brand:hover{ text-decoration:none; }
.brand .aperture-mark{ width: 30px; height: 30px; flex-shrink:0; }
.brand .role-sub{
  display:block; font-family: var(--font-body); font-size:.68rem;
  letter-spacing:.06em; text-transform:uppercase; color: var(--slate); font-weight:600;
}

nav.primary-nav{ display:flex; align-items:center; gap: 1.6rem; flex-wrap:wrap; }
nav.primary-nav a{
  color: var(--ink); font-size:.95rem; font-weight:600;
  position:relative;
}
nav.primary-nav a:hover{ text-decoration:none; color: var(--sage); }
nav.primary-nav a.active{ color: var(--sage); }
nav.primary-nav a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-8px; height:2px; background: var(--bronze);
}
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  background: var(--bronze); color: #fff !important;
  padding: .65em 1.3em; border-radius: var(--radius);
  font-weight:700; font-size:.92rem; border: none; cursor:pointer;
  text-decoration:none !important;
  transition: background .15s ease;
}
.btn:hover{ background: var(--bronze-dark); }
.btn-outline{
  background:transparent; color: var(--ink) !important;
  border: 1.5px solid var(--ink);
}
.btn-outline:hover{ background: var(--ink); color: var(--paper) !important; }

.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:.4em; }
.nav-toggle svg{ width:26px; height:26px; }

@media (max-width: 900px){
  nav.primary-nav{
    display:none; position:absolute; top:100%; left:0; right:0;
    background: var(--paper); border-bottom:1px solid var(--mist);
    flex-direction:column; align-items:flex-start; padding: 1rem 1.5rem 1.5rem; gap:1rem;
  }
  nav.primary-nav.open{ display:flex; }
  .nav-toggle{ display:inline-flex; }
  .brand .role-sub{ display:none; }
}

/* ---------------- Hero ---------------- */
.hero{
  padding: 4rem 0 3rem;
  display:grid; grid-template-columns: 1.15fr 0.85fr; gap: 3rem; align-items:center;
}
.hero p.lede{ font-size:1.15rem; color: var(--slate); max-width: 34ch; }
.hero-figure{ position:relative; }
.hero-figure .aperture-art{ width:100%; max-width:380px; margin: 0 auto; display:block; }
.hero-figure .placeholder-photo{
  border:1.5px dashed var(--slate); border-radius: 4px;
  aspect-ratio: 4/5; display:flex; align-items:center; justify-content:center;
  color: var(--slate); font-size:.85rem; text-align:center; padding:1rem;
  background: var(--white);
}
@media (max-width: 860px){
  .hero{ grid-template-columns: 1fr; padding-top:2.5rem; }
  .hero-figure{ order:-1; max-width: 260px; margin: 0 auto 1rem; }
}

.cta-row{ display:flex; gap:1rem; flex-wrap:wrap; margin-top:1.5rem; }

/* ---------------- Cards / grids ---------------- */
.grid{ display:grid; gap: 1.75rem; }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px){ .grid-3{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 620px){ .grid-3, .grid-2{ grid-template-columns: 1fr; } }

.card{
  background: var(--white); border: 1px solid var(--mist);
  padding: 1.9rem; border-radius: var(--radius);
  transition: border-color .15s ease, transform .15s ease;
}
a.card{ display:block; color: var(--ink); }
a.card:hover{ text-decoration:none; border-color: var(--bronze); transform: translateY(-2px); }
.card h3{ margin-bottom:.4em; }
.card .card-meta{ font-size:.85rem; color: var(--slate); }

/* condition/treatment index list */
.condition-list{ display:grid; gap:1px; background: var(--mist); border:1px solid var(--mist); }
.condition-list a{
  background: var(--white); color: var(--ink); display:flex; justify-content:space-between;
  align-items:center; padding: 1.1rem 1.4rem; font-weight:600;
}
.condition-list a:hover{ background: var(--paper); text-decoration:none; color: var(--sage); }
.condition-list a .arrow{ color: var(--bronze); font-family: var(--font-display); font-style:italic; }

/* ---------------- Sections w/ band background ---------------- */
.band{ background: var(--white); border-top:1px solid var(--mist); border-bottom:1px solid var(--mist); }
.band-ink{ background: var(--ink); color: var(--paper); }
.band-ink h2, .band-ink h1{ color: var(--paper); }
.band-ink .eyebrow{ color: #D7B486; }
.band-ink .eyebrow::before{ border-color:#D7B486; }

/* ---------------- Page header (non-home pages) ---------------- */
.page-header{ padding: 3.2rem 0 2.2rem; border-bottom: 1px solid var(--mist); }
.page-header h1{ margin-bottom:.3em; }
.breadcrumb{ font-size:.85rem; color: var(--slate); margin-bottom: 1rem; }
.breadcrumb a{ color: var(--slate); }

/* ---------------- Jump nav (long detail pages) ---------------- */
.jump-nav{
  display:flex; gap:1.4rem; flex-wrap:wrap; padding: 1rem 0; border-bottom:1px solid var(--mist);
  margin-bottom: 2.5rem; font-size:.9rem; font-weight:600; position: sticky; top: 68px; background: var(--paper); z-index: 10;
}
.jump-nav a{ color: var(--slate); }
.jump-nav a:hover{ color: var(--bronze); text-decoration:none; }

/* ---------------- Numbered steps (genuine sequences only) ---------------- */
.steps{ display:grid; gap: 1.6rem; counter-reset: step; }
.step{ display:grid; grid-template-columns: 2.6rem 1fr; gap: 1rem; }
.step .step-num{
  width:2.6rem; height:2.6rem; border-radius:50%;
  border: 1.5px solid var(--bronze); color: var(--bronze-dark);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display); font-style:italic; font-size:1.05rem;
}

/* ---------------- Pull quote / testimonial ---------------- */
blockquote.pull{
  font-family: var(--font-display); font-size:1.4rem; font-style:italic;
  color: var(--ink); border-left: 2px solid var(--bronze); padding-left:1.2rem; margin: 1.5rem 0;
}
.testimonial-card{
  background: var(--white); border:1px solid var(--mist); padding: 2rem;
}
.testimonial-card p{ font-family: var(--font-display); font-style:italic; font-size:1.15rem; color: var(--ink); }
.testimonial-card cite{ font-style:normal; font-weight:600; font-size:.85rem; color: var(--slate); display:block; margin-top:.8rem; }

/* ---------------- Placeholder blocks ---------------- */
.placeholder{
  border: 1.5px dashed var(--slate);
  background: rgba(255,255,255,.5);
  color: var(--slate);
  padding: 1.2rem;
  font-size: .88rem;
  border-radius: 4px;
}
.placeholder strong{ color: var(--ink); }

/* ---------------- Fee table ---------------- */
table.fees{ width:100%; border-collapse: collapse; margin: 1.5rem 0; }
table.fees th, table.fees td{ text-align:left; padding: .85rem 1rem; border-bottom: 1px solid var(--mist); }
table.fees th{ font-size:.8rem; text-transform:uppercase; letter-spacing:.05em; color: var(--slate); }
table.fees td.price{ font-family: var(--font-display); font-size:1.05rem; }

/* ---------------- Forms ---------------- */
.form-field{ margin-bottom: 1.2rem; }
.form-field label{ display:block; font-weight:600; font-size:.9rem; margin-bottom:.4em; }
.form-field input, .form-field textarea{
  width:100%; padding:.7em .8em; border:1.5px solid var(--mist); border-radius: var(--radius);
  font-family: var(--font-body); font-size:1rem; background: var(--white); color: var(--ink);
}
.form-field input:focus, .form-field textarea:focus{ border-color: var(--bronze); outline:none; }

/* ---------------- Footer ---------------- */
footer.site-footer{ background: var(--ink); color: var(--mist); padding: 3.5rem 0 2rem; margin-top: 4rem; }
footer.site-footer a{ color: var(--paper); }
footer.site-footer .foot-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap:2rem; margin-bottom: 2.5rem; }
@media (max-width: 700px){ footer.site-footer .foot-grid{ grid-template-columns: 1fr; } }
footer.site-footer h4{ color: #D7B486; font-family: var(--font-body); font-size:.8rem; text-transform:uppercase; letter-spacing:.07em; margin-bottom:1rem; }
footer.site-footer ul{ list-style:none; padding:0; margin:0; }
footer.site-footer li{ margin-bottom:.55em; font-size:.93rem; }
.foot-bottom{ border-top:1px solid #33433E; padding-top:1.5rem; font-size:.8rem; color:#9AA9A4; display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem; }

/* ---------------- Aperture motif ---------------- */
.aperture-art .blade{
  transform-origin: 190px 190px;
  transition: transform .9s cubic-bezier(.2,.7,.2,1), opacity .9s ease;
  opacity: 0;
  transform: scale(.55) rotate(-14deg);
}
.aperture-art.aperture-animate .blade{ opacity: 1; transform: scale(1) rotate(0deg); }
.aperture-art .blade:nth-child(1){ transition-delay: 0s; }
.aperture-art .blade:nth-child(2){ transition-delay: .05s; }
.aperture-art .blade:nth-child(3){ transition-delay: .1s; }
.aperture-art .blade:nth-child(4){ transition-delay: .15s; }
.aperture-art .blade:nth-child(5){ transition-delay: .2s; }
.aperture-art .blade:nth-child(6){ transition-delay: .25s; }
.aperture-art .blade:nth-child(7){ transition-delay: .3s; }
.aperture-art .blade:nth-child(8){ transition-delay: .35s; }
.aperture-art .core{ transition: opacity 1s ease .5s; opacity: 0; }
.aperture-art.aperture-animate .core{ opacity: 1; }

/* ---------------- Misc utility ---------------- */
.center{ text-align:center; }
.mt-0{ margin-top:0; }
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}