/*
Theme Name: LINEA System
Theme URI: https://lineasystem.com
Author: LINEA System
Description: Clinical trial site intelligence platform theme for LINEA System.
Version: 1.0
License: Proprietary
Text Domain: linea-system
*/

/* ── TOKENS ─────────────────────────────────── */
:root {
  --blue:      #5dafe2;
  --blue-mid:  #3a8ec7;
  --blue-deep: #1a5a8a;
  --navy:      #0d2b45;
  --navy-light:#163652;
  --text:      #0d2237;
  --text-mid:  #4a6478;
  --text-soft: #8daabf;
  --bg:        #ffffff;
  --bg-off:    #f5f8fb;
  --bg-faint:  #eaf3fa;
  --border:    #dae4ed;
  --serif:     'DM Serif Display', Georgia, serif;
  --sans:      'Inter', system-ui, -apple-system, sans-serif;
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;cursor:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

/* ── CUSTOM CURSOR ───────────────────────────── */
#cursor-diamond{position:fixed;pointer-events:none;z-index:99999;width:14px;height:14px;transform:translate(-50%,-50%) rotate(45deg);border:1.5px solid var(--blue);transition:opacity .2s,transform .18s,border-color .18s,width .18s,height .18s;opacity:0;mix-blend-mode:normal}
#cursor-dot{position:fixed;pointer-events:none;z-index:99999;width:4px;height:4px;border-radius:50%;background:var(--blue);transform:translate(-50%,-50%);transition:opacity .2s,transform .15s;opacity:0}
body:has(a:hover) #cursor-diamond,
body:has(button:hover) #cursor-diamond,
body:has(.btn:hover) #cursor-diamond{width:20px;height:20px;border-color:var(--blue-mid);transform:translate(-50%,-50%) rotate(45deg) scale(1)}
@media (hover:none){#cursor-diamond,#cursor-dot{display:none}body{cursor:auto}}

/* ── NAV ────────────────────────────────────── */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:0 2.5rem;height:62px;background:rgba(255,255,255,0.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);transition:box-shadow .3s}
nav.scrolled{box-shadow:0 2px 24px rgba(13,43,69,.09)}
.nav-logo img{height:30px;width:auto}
.nav-links{display:flex;align-items:center;gap:1.6rem;list-style:none}
.nav-links > li{position:relative}
.nav-links > li > a{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-mid);transition:color .2s;display:flex;align-items:center;gap:.3rem;padding:.25rem 0}
.nav-links > li > a:hover,.nav-links > li:hover > a{color:var(--blue-mid)}
.nav-links svg.chevron{width:10px;height:10px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .2s}
.nav-links > li:hover svg.chevron{transform:rotate(180deg)}
.dropdown{display:none;position:absolute;top:100%;left:-1rem;min-width:220px;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 32px rgba(13,43,69,.12);padding:8px .5rem .5rem;list-style:none;z-index:100}
.nav-links > li:hover .dropdown{display:block}
.dropdown li a{display:block;padding:.6rem 1rem;font-size:.8rem;font-weight:500;color:var(--text-mid);border-radius:5px;transition:background .15s,color .15s}
.dropdown li a:hover{background:var(--bg-faint);color:var(--blue-mid)}
.nav-cta{background:var(--blue);color:#fff !important;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.72rem 2.8rem;border-radius:5px;transition:background .2s,transform .15s;white-space:nowrap;flex-shrink:0}
.nav-cta:hover{background:var(--blue-mid) !important;transform:translateY(-1px)}

/* ── SECTION COMMON ─────────────────────────── */
section{padding:5rem 3rem}
.inner{max-width:1120px;margin:0 auto}
.page-inner{max-width:1120px;margin:0 auto;padding-top:5rem}
.eyebrow{font-size:.68rem;letter-spacing:.32em;text-transform:uppercase;font-weight:700;color:var(--blue);margin-bottom:.9rem}
.section-title{font-family:var(--serif);font-size:clamp(2rem,3.5vw,2.8rem);font-weight:400;line-height:1.1;color:var(--text);letter-spacing:-.01em;margin-bottom:1rem}
.section-title em{font-style:italic;color:var(--blue-mid)}
.section-sub{font-size:1rem;font-weight:300;color:var(--text-mid);line-height:1.7;max-width:540px}
.section-header{margin-bottom:3rem}

/* ── BUTTONS ─────────────────────────────────── */
.btn{display:inline-block;padding:.8rem 2rem;border-radius:5px;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;transition:background .2s,transform .15s,color .2s,border-color .2s}
.btn-primary{background:var(--blue);color:#fff;border:1.5px solid var(--blue)}
.btn-primary:hover{background:var(--blue-mid);border-color:var(--blue-mid);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--blue-mid);border:1.5px solid var(--blue)}
.btn-ghost:hover{background:var(--bg-faint);transform:translateY(-2px)}
.btn-ghost-white{background:transparent;color:rgba(255,255,255,.75);border:1.5px solid rgba(93,175,226,.4)}
.btn-ghost-white:hover{border-color:var(--blue);color:#fff;transform:translateY(-2px)}
.btn-row{display:flex;gap:1rem;flex-wrap:wrap;align-items:center}

/* ── REVEAL ─────────────────────────────────── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}.reveal-d4{transition-delay:.32s}

/* ── FOOTER ─────────────────────────────────── */
footer{background:#081b2d;color:rgba(255,255,255,.4);padding:4rem 3rem 2rem}
.footer-inner{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:3rem;padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.06)}
.footer-logo-wrap{display:inline-flex;background:#fff;border-radius:5px;padding:5px 10px;margin-bottom:1rem}
.footer-logo-wrap img{height:24px;display:block}
.footer-tagline{font-size:.8rem;line-height:1.65;max-width:210px}
.footer-col-title{font-size:.6rem;letter-spacing:.25em;text-transform:uppercase;font-weight:700;color:rgba(255,255,255,.25);margin-bottom:1.1rem}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:.55rem}
.footer-col a{font-size:.8rem;color:rgba(255,255,255,.4);transition:color .2s}
.footer-col a:hover{color:var(--blue)}
.footer-bottom{max-width:1120px;margin:1.5rem auto 0;display:flex;justify-content:space-between;font-size:.7rem}

/* ── PAGE HERO (non-homepage) ────────────────── */
.page-hero{background:var(--navy);padding:9rem 3rem 5rem;margin-top:62px}
.page-hero .inner{max-width:1120px;margin:0 auto}
.page-hero .eyebrow{color:var(--blue)}
.page-hero h1{font-family:var(--serif);font-size:clamp(2.4rem,5vw,4rem);font-weight:400;color:#fff;line-height:1.05;letter-spacing:-.02em;margin-bottom:1.2rem}
.page-hero h1 em{font-style:italic;color:rgba(93,175,226,.8)}
.page-hero p{font-size:1.05rem;font-weight:300;color:rgba(255,255,255,.55);max-width:520px;line-height:1.7}

/* ── HAMBURGER NAV ───────────────────────────── */
.nav-hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;cursor:pointer;background:none;border:none;padding:4px;z-index:1001}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s var(--ease),opacity .2s;transform-origin:center}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-drawer{display:none;position:fixed;top:62px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 8px 32px rgba(13,43,69,.1);padding:1rem 1.5rem 1.5rem;z-index:999;max-height:calc(100vh - 62px);overflow-y:auto}
.nav-drawer.open{display:block}
.drawer-item{border-bottom:1px solid var(--border)}
.drawer-item:last-child{border-bottom:0}
.drawer-link{display:flex;justify-content:space-between;align-items:center;padding:.9rem 0;font-size:.85rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--text-mid)}
.drawer-toggle{background:none;border:none;cursor:pointer;padding:.2rem}
.drawer-toggle svg{width:12px;height:12px;stroke:var(--text-soft);fill:none;stroke-width:2;transition:transform .25s}
.drawer-toggle.open svg{transform:rotate(180deg)}
.drawer-sub{display:none;padding:0 0 .75rem .75rem}
.drawer-sub.open{display:block}
.drawer-sub a{display:block;padding:.55rem 0;font-size:.83rem;font-weight:500;color:var(--text-mid);border-bottom:1px solid var(--border)}
.drawer-sub a:last-child{border-bottom:0}
.drawer-cta{display:block;margin-top:1.2rem;background:var(--blue);color:#fff;text-align:center;padding:.85rem;border-radius:5px;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}

/* ── TABLET ──────────────────────────────────── */
@media (max-width:1024px){
  nav{padding:0 1.5rem}
  section{padding:4rem 1.5rem}
  .inner{padding:0}
  .page-hero{padding:8rem 1.5rem 4rem}
  footer{padding:3rem 1.5rem 2rem}
  .footer-inner{grid-template-columns:1fr 1fr;gap:2rem}
  .feature-grid,.outcomes-grid,.dim-grid,.playbook-grid,.article-grid,.topic-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid,.outcomes-inner,.leader-grid{grid-template-columns:repeat(2,1fr)}
}

/* ── MOBILE ──────────────────────────────────── */
@media (max-width:768px){
  nav{padding:0 1.2rem}
  .nav-links{display:none}
  .nav-hamburger{display:flex}
  section{padding:3.5rem 1.2rem}
  .page-hero{padding:7rem 1.2rem 3.5rem;margin-top:62px}
  .page-hero h1{font-size:clamp(1.9rem,7vw,2.8rem)}
  footer{padding:3rem 1.2rem 2rem}
  .feature-grid,.outcomes-grid,.dim-grid,.playbook-grid,.article-grid,.topic-grid,.stats-grid,.outcomes-inner,.leader-grid,.leaders-grid,.mission-grid,.dp-grid,.at-split,.rsi-split,.rsi-intro,.about-split,.about-story,.contact-layout,.coverage-split,.update-strip,.featured-card{grid-template-columns:1fr !important;gap:2rem !important}
  .footer-inner{grid-template-columns:1fr 1fr;gap:1.5rem}
  .footer-bottom{flex-direction:column;gap:.5rem}
  .section-title{font-size:clamp(1.7rem,5vw,2.2rem)}
  .founder-inner{grid-template-columns:1fr !important;gap:2rem !important;text-align:center}
  .founder-body{text-align:left}
  #panel-0{max-width:90vw}
  #panel-1,#panel-2,#panel-3{left:5%;right:5%;max-width:none;bottom:8%}
  .mock-panel{display:none}
  .hero-title{font-size:clamp(2.2rem,9vw,3.5rem)}
  .process-steps{grid-template-columns:repeat(2,1fr);gap:2rem}
  .process-steps::before{display:none}
  .workflow-step{grid-template-columns:40px 1fr;gap:1rem}
  .wf-num{font-size:2rem}
  .form-row{grid-template-columns:1fr}
  .nl-form{flex-direction:column}
  .rsi-stat-grid{grid-template-columns:repeat(3,1fr)}
  .btn-row{flex-direction:column;align-items:stretch}
  .btn-row .btn{text-align:center}
  .wbenc-inner{flex-direction:column;gap:1rem}
  .wbenc-divider{display:none}
}

/* ── SMALL MOBILE ────────────────────────────── */
@media (max-width:480px){
  .footer-inner{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .rsi-stat-grid{grid-template-columns:repeat(2,1fr)}
  .process-steps{grid-template-columns:1fr}
  .process-steps::before{display:none}
  .outcomes-grid,.feature-grid,.dim-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .leader-grid,.leaders-grid{grid-template-columns:1fr}
  .hero-title{font-size:clamp(2rem,10vw,2.8rem)}
}