/* ==========================================================
   ICONO GUIDE — styles.css
   Brand System: Montserrat + Inter | 6-color palette
   ========================================================== */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --gantry-black: #222223;
  --signal-ember: #FF671F;
  --carbon-slate: #3F4444;
  --sterile-taupe: #776E65;
  --carm-bronze: #382F2D;
  --fluoro-fog: #E5E1E6;
  --white: #FFFFFF;
  --off-white: #FAFAF9;
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --nav-height: 236px;
  --section-pad: 6rem;
  --container-max: 1200px;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.12);
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }
body { font-family: var(--font-body); font-size: 16px; line-height: 1.7; color: var(--gantry-black); background: var(--white); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; color: var(--gantry-black); }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1.1rem; font-weight: 600; }
.eyebrow { font-family: var(--font-display); font-size: .8rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--signal-ember); margin-bottom: .5rem; }
.section-title { margin-bottom: .75rem; }
.section-subtitle { font-size: 1.1rem; color: var(--carbon-slate); max-width: 640px; line-height: 1.7; margin-left: auto; margin-right: auto; }
.section-header { margin-bottom: 3rem; text-align: center; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 2rem; border-radius: 50px; font-family: var(--font-display); font-weight: 700; font-size: .9rem; letter-spacing: .04em; text-transform: uppercase; border: 2px solid transparent; cursor: pointer; transition: var(--transition); white-space: nowrap; }
.btn-primary { background: var(--signal-ember); color: var(--white); border-color: var(--signal-ember); }
.btn-primary:hover { background: #e55a15; border-color: #e55a15; transform: translateY(-2px); box-shadow: 0 4px 15px rgba(255,103,31,.35); }
.btn-secondary { background: var(--gantry-black); color: var(--white); border-color: var(--gantry-black); }
.btn-secondary:hover { background: var(--carbon-slate); border-color: var(--carbon-slate); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--white); border-color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--gantry-black); transform: translateY(-2px); }
.btn-sm { padding: .6rem 1.4rem; font-size: .8rem; }
.btn-full { width: 100%; }

.nav { position: fixed; top: 0; left: 0; width: 100%; height: auto; padding: 0; z-index: 1000; background: rgba(34,34,35,.95); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255,255,255,.06); transition: var(--transition); }
.nav-logo { display: flex; }
.nav-logo img { display: block; }
.nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.3); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.nav-logo img { height: 44px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { font-family: var(--font-display); font-size: .85rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.7); transition: var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links .btn { color: var(--white); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: .5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); margin: 5px 0; border-radius: 2px; transition: var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.hero { position: relative; min-height: 100vh; display: flex; align-items: center; background-size: cover; background-position: center; background-repeat: no-repeat; padding: calc(var(--nav-height) + 2rem) 0 4rem; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(34,34,35,.88) 0%, rgba(56,47,45,.7) 50%, rgba(34,34,35,.6) 100%); }
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.hero-eyebrow { font-family: var(--font-display); font-size: .85rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--signal-ember); margin-bottom: 1rem; }
.hero-title { color: var(--white); margin-bottom: 1.5rem; }
.hero-subtitle { font-size: 1.15rem; color: rgba(255,255,255,.8); line-height: 1.8; margin-bottom: 2.5rem; max-width: 580px; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.page-hero { background: var(--gantry-black); padding: calc(var(--nav-height) + 3rem) 0 3rem; text-align: center; }
.page-hero .hero-eyebrow { color: var(--signal-ember); }
.page-hero .hero-title { color: var(--white); margin-bottom: 1rem; }
.page-hero .hero-subtitle { color: rgba(255,255,255,.7); max-width: 640px; margin: 0 auto; }

.section { padding: var(--section-pad) 0; }
.case-of-month { background: var(--off-white); }
.techniques-preview { background: var(--white); }
.our-story { background: var(--off-white); }
.cases-preview { background: var(--white); }
.suggested-exploration { background: var(--off-white); }
.contact-section { background: var(--white); }
.connect-section { background: var(--off-white); }
.subscribe-section { background: var(--white); }
.disclaimer-section { background: var(--off-white); }

.video-feature { max-width: 900px; margin: 0 auto; }
.video-wrapper { position: relative; padding-bottom: 56.25%; height: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); background: var(--gantry-black); }
.video-wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

.techniques-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.technique-card { display: block; background: var(--white); border: 1px solid var(--fluoro-fog); border-radius: var(--radius-lg); padding: 2rem; transition: var(--transition); position: relative; overflow: hidden; }
.technique-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--signal-ember); }
.technique-card-number { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; color: var(--fluoro-fog); line-height: 1; display: block; margin-bottom: .75rem; }
.technique-card:hover .technique-card-number { color: var(--signal-ember); }
.technique-card h3 { margin-bottom: .5rem; font-size: 1.15rem; }
.technique-card p { font-size: .9rem; color: var(--carbon-slate); line-height: 1.6; }

.story-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.story-image { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.story-image img { width: 100%; height: 400px; object-fit: cover; }
.story-text .eyebrow { color: var(--signal-ember); margin-bottom: .5rem; }
.story-text .section-title { margin-bottom: 1.25rem; text-align: left; }
.story-text p { color: var(--carbon-slate); margin-bottom: 1rem; text-align: left; }
.story-text .btn { margin-top: .75rem; }

.cases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.case-card { background: var(--white); border: 1px solid var(--fluoro-fog); border-radius: var(--radius-lg); padding: 2rem 1.5rem; text-align: center; transition: var(--transition); }
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--signal-ember); }
.case-card-icon { color: var(--signal-ember); margin-bottom: 1rem; }
.case-card h3 { font-size: 1.05rem; margin-bottom: .5rem; }
.case-card p { font-size: .88rem; color: var(--carbon-slate); line-height: 1.6; }

.callout-card { background: var(--carm-bronze); border-radius: var(--radius-lg); padding: 3.5rem; text-align: center; }
.callout-card .eyebrow { color: var(--signal-ember); }
.callout-card .section-title { color: var(--white); }
.callout-card p { color: rgba(255,255,255,.8); max-width: 580px; margin: 0 auto 1.5rem; }

.contact-form-wrapper { max-width: 640px; margin: 0 auto; }
.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-family: var(--font-display); font-size: .85rem; font-weight: 600; letter-spacing: .03em; margin-bottom: .4rem; color: var(--gantry-black); }
.form-group input, .form-group textarea { width: 100%; padding: .8rem 1rem; border: 1.5px solid var(--fluoro-fog); border-radius: var(--radius); font-family: var(--font-body); font-size: .95rem; color: var(--gantry-black); background: var(--off-white); transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--signal-ember); box-shadow: 0 0 0 3px rgba(255,103,31,.12); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note { text-align: center; margin-top: 1rem; font-size: .88rem; color: var(--carbon-slate); }
.form-note a { color: var(--signal-ember); font-weight: 500; }

.social-links-grid { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; }
.social-card { display: flex; flex-direction: column; align-items: center; gap: .5rem; padding: 1.5rem 2rem; background: var(--white); border: 1px solid var(--fluoro-fog); border-radius: var(--radius-lg); transition: var(--transition); color: var(--carbon-slate); min-width: 120px; }
.social-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); color: var(--signal-ember); border-color: var(--signal-ember); }
.social-card span { font-family: var(--font-display); font-size: .8rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; }

.subscribe-card { background: var(--gantry-black); border-radius: var(--radius-lg); padding: 3.5rem; text-align: center; }
.subscribe-card .section-title { color: var(--white); margin-bottom: .75rem; }
.subscribe-card p { color: rgba(255,255,255,.7); margin-bottom: 1.5rem; }
.subscribe-form { max-width: 480px; margin: 0 auto; }
.subscribe-input-group { display: flex; gap: .5rem; }
.subscribe-input-group input { flex: 1; padding: .85rem 1.25rem; border: 1.5px solid rgba(255,255,255,.15); border-radius: 50px; background: rgba(255,255,255,.06); color: var(--white); font-family: var(--font-body); font-size: .95rem; }
.subscribe-input-group input::placeholder { color: rgba(255,255,255,.4); }
.subscribe-input-group input:focus { outline: none; border-color: var(--signal-ember); }

.disclaimer-section { padding: 3rem 0; }
.disclaimer-content { max-width: 800px; margin: 0 auto; }
.disclaimer-content h3 { font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--sterile-taupe); margin-bottom: 1rem; }
.disclaimer-content p { font-size: .82rem; color: var(--sterile-taupe); line-height: 1.7; margin-bottom: .75rem; }

.footer { background: var(--carm-bronze); color: rgba(255,255,255,.7); padding: 4rem 0 2rem; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand img { margin-bottom: 1rem; }
.footer-brand p { font-size: .9rem; line-height: 1.7; max-width: 280px; }
.footer-nav h4 { font-family: var(--font-display); font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--white); margin-bottom: 1rem; }
.footer-nav ul li { margin-bottom: .5rem; }
.footer-nav a { font-size: .9rem; transition: var(--transition); }
.footer-nav a:hover { color: var(--signal-ember); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 2rem; text-align: center; font-size: .82rem; }

.fade-in { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

.accordion-item { border: 1px solid var(--fluoro-fog); border-radius: var(--radius-lg); margin-bottom: 1rem; overflow: hidden; background: var(--white); transition: var(--transition); }
.accordion-item:hover { border-color: rgba(255,103,31,.3); }
.accordion-trigger { display: flex; align-items: center; width: 100%; padding: 1.25rem 1.5rem; background: none; border: none; cursor: pointer; font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; color: var(--gantry-black); text-align: left; gap: 1rem; transition: var(--transition); }
.accordion-trigger:hover { color: var(--signal-ember); }
.accordion-number { font-size: 1.4rem; font-weight: 800; color: var(--fluoro-fog); min-width: 2.5rem; transition: var(--transition); }
.accordion-trigger:hover .accordion-number, .accordion-trigger[aria-expanded="true"] .accordion-number { color: var(--signal-ember); }
.accordion-label { flex: 1; }
.accordion-icon { width: 24px; height: 24px; position: relative; flex-shrink: 0; }
.accordion-icon::before, .accordion-icon::after { content: ''; position: absolute; background: var(--carbon-slate); border-radius: 2px; transition: var(--transition); }
.accordion-icon::before { top: 50%; left: 0; width: 100%; height: 2px; transform: translateY(-50%); }
.accordion-icon::after { top: 0; left: 50%; width: 2px; height: 100%; transform: translateX(-50%); }
.accordion-trigger[aria-expanded="true"] .accordion-icon::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.accordion-body { padding: 0 1.5rem 1.5rem; padding-left: 4.5rem; }
.accordion-body h4 { color: var(--signal-ember); margin-bottom: .5rem; margin-top: 1.25rem; }
.accordion-body h4:first-child { margin-top: 0; }
.accordion-body p { color: var(--carbon-slate); line-height: 1.7; margin-bottom: .75rem; }
.accordion-body p:last-child { margin-bottom: 0; }

.featured-intro { max-width: 800px; margin: 0 auto 2.5rem; text-align: center; }
.featured-intro p { color: var(--carbon-slate); line-height: 1.7; margin-bottom: 1rem; }
.cbct-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.cbct-card { background: var(--white); border: 1px solid var(--fluoro-fog); border-radius: var(--radius-lg); padding: 2rem; transition: var(--transition); }
.cbct-card:hover { border-color: var(--signal-ember); box-shadow: var(--shadow-md); }
.cbct-card h3 { font-size: 1.2rem; margin-bottom: .75rem; color: var(--signal-ember); }
.cbct-card p { font-size: .92rem; color: var(--carbon-slate); line-height: 1.7; }
.cbct-ratings { margin-top: 1.25rem; }
.rating-row { display: flex; justify-content: space-between; align-items: center; padding: .35rem 0; font-size: .85rem; color: var(--carbon-slate); border-bottom: 1px solid var(--fluoro-fog); }
.rating-row:last-child { border-bottom: none; }
.rating-dots { display: flex; gap: 4px; }
.rating-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--fluoro-fog); }
.rating-dot.filled { background: var(--signal-ember); }

.case-video-section { padding: 3rem 0; }
.case-video-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.case-video-layout.flipped .case-video-embed { order: 2; }
.case-video-layout.flipped .case-video-info { order: 1; }
.case-video-info .eyebrow { margin-bottom: .5rem; }
.case-video-info h3 { font-size: 1.5rem; margin-bottom: 1rem; text-align: left; }
.case-video-info p { color: var(--carbon-slate); line-height: 1.7; text-align: left; }
.case-video-embed .video-wrapper { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.case-divider { border: none; border-top: 1px solid var(--fluoro-fog); margin: 0; }

.team-member { padding: var(--section-pad) 0; }
.team-member:nth-child(even) { background: var(--off-white); }
.team-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: start; }
.team-layout.flipped { grid-template-columns: 1.5fr 1fr; }
.team-layout.flipped .team-photo { order: 2; }
.team-layout.flipped .team-bio { order: 1; }
.team-photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: sticky; top: calc(var(--nav-height) + 2rem); }
.team-photo img { width: 100%; height: auto; object-fit: cover; }
.team-bio .eyebrow { color: var(--signal-ember); margin-bottom: .5rem; }
.team-bio h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: .25rem; text-align: left; }
.team-bio .team-title { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--signal-ember); margin-bottom: 1.5rem; }
.team-bio p { color: var(--carbon-slate); line-height: 1.8; margin-bottom: 1rem; text-align: left; }

@media (max-width: 1024px) {
  .techniques-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .cbct-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --section-pad: 4rem; }
  .nav-toggle { display: block; }
  .nav-links { position: fixed; top: var(--nav-height); left: 0; width: 100%; background: var(--gantry-black); flex-direction: column; padding: 2rem; gap: 1.5rem; transform: translateY(-120%); transition: var(--transition); opacity: 0; pointer-events: none; }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .hero-title { font-size: 2rem; }
  .techniques-grid { grid-template-columns: 1fr; }
  .story-layout { grid-template-columns: 1fr; gap: 2rem; }
  .story-text .section-title, .story-text p { text-align: center; }
  .cases-grid { grid-template-columns: 1fr; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .subscribe-input-group { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .case-video-layout { grid-template-columns: 1fr; }
  .case-video-layout.flipped .case-video-embed { order: 1; }
  .case-video-layout.flipped .case-video-info { order: 2; }
  .team-layout, .team-layout.flipped { grid-template-columns: 1fr; }
  .team-layout.flipped .team-photo { order: 1; }
  .team-layout.flipped .team-bio { order: 2; }
  .team-photo { position: static; }
  .team-bio h2, .team-bio p { text-align: center; }
  .team-bio .team-title { text-align: center; }
  .case-video-info h3, .case-video-info p { text-align: center; }
}

/* ========== DISCLAIMER MODAL ========== */
.disclaimer-modal { position: fixed; inset: 0; z-index: 10000; display: flex; align-items: center; justify-content: center; transition: opacity .4s ease, visibility .4s ease; }
.disclaimer-modal.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.disclaimer-modal-backdrop { position: absolute; inset: 0; background: rgba(34,34,35,.92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.disclaimer-modal-content { position: relative; z-index: 2; background: var(--white); border-radius: var(--radius-lg); padding: 2.5rem 2rem; max-width: 560px; width: 90%; max-height: 90vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,.3); animation: modalSlideUp .5s ease; }
@keyframes modalSlideUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
body.modal-open { overflow: hidden; }