/* ==========================================================================
   Casewiz AI — one-page site
   Tokens:
   Color   — ink #141B4D, deep #1E2761, paper #F6F7FB, mist #E4E9F7,
             flag (coral) #E8483A, clear (green) #2C8C5A,
             ice #CADCFC, text-ink #1B1F2E, slate #5B6B8C
   Type    — display: 'Space Grotesk' | data/mono: 'IBM Plex Mono' | body: 'Inter'
   ========================================================================== */

:root{
  --ink: #141B4D;
  --deep: #1E2761;
  --paper: #F6F7FB;
  --mist: #E4E9F7;
  --flag: #E8483A;
  --clear: #2C8C5A;
  --ice: #CADCFC;
  --text-ink: #1B1F2E;
  --slate: #5B6B8C;
  --white: #FFFFFF;

  --display: 'Space Grotesk', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
  --body: 'Inter', sans-serif;

  --wrap: 1120px;
  --radius: 14px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

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

html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
}

body{
  margin: 0;
  font-family: var(--body);
  color: var(--text-ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

h1,h2,h3{ font-family: var(--display); margin: 0; }
p{ margin: 0; }
ul{ list-style: none; margin: 0; padding: 0; }
a{ color: inherit; text-decoration: none; }
button{ font-family: inherit; }

.wrap{
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link{
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--ink);
  color: var(--white);
  padding: 12px 18px;
  border-radius: 8px;
  z-index: 100;
}
.skip-link:focus{
  left: 24px;
  top: 16px;
}

:focus-visible{
  outline: 2.5px solid var(--flag);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.eyebrow-light{ color: var(--ice); }
.eyebrow .dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--flag);
  display: inline-block;
}

.section-title{
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.15;
  font-weight: 600;
  max-width: 20ch;
  margin-bottom: 40px;
}
.section-title--light{ color: var(--white); }

.section{ padding: 96px 0; }

/* ---------- buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--body);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s var(--ease), background .15s var(--ease), border-color .15s var(--ease);
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{
  background: var(--flag);
  color: var(--white);
}
.btn-primary:hover{ background: #d13c2f; }
.btn-ghost{
  background: transparent;
  border-color: rgba(255,255,255,.35);
  color: var(--white);
}
.btn-ghost:hover{ border-color: rgba(255,255,255,.7); }
.btn-small{ padding: 10px 20px; font-size: 14px; }
.btn-full{ width: 100%; margin-top: 6px; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(20,27,77,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  color: var(--white);
}
.brand{
  display: flex;
  align-items: center;
  gap: 9px;
}
.brand-mark{ color: var(--ice); display: inline-flex; }
.brand-name{
  font-family: var(--display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -.01em;
  color: var(--white);
}
.brand-ai{ color: var(--flag); }

.main-nav{
  display: flex;
  gap: 32px;
  font-size: 14.5px;
  font-weight: 500;
}
.main-nav a{ color: rgba(255,255,255,.78); transition: color .15s; }
.main-nav a:hover{ color: var(--white); }

.header-actions{ display: flex; align-items: center; gap: 18px; }

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px; height: 34px;
  background: none; border: none; cursor: pointer;
}
.nav-toggle span{
  display: block; width: 100%; height: 2px;
  background: var(--white); border-radius: 2px;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  background: var(--ink);
  color: var(--white);
  padding: 76px 0 92px;
  overflow: hidden;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: center;
}
.hero-title{
  font-size: clamp(40px, 6vw, 66px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.01em;
  margin-bottom: 24px;
}
.accent-coral{ color: var(--flag); }
.hero-sub{
  font-size: 18px;
  color: var(--ice);
  max-width: 46ch;
  margin-bottom: 34px;
}
.hero-cta{ display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-note{
  font-family: var(--mono);
  font-size: 12.5px;
  color: rgba(202,220,252,.65);
}

/* ---------- case file signature panel ---------- */
.hero-panel{ display: flex; justify-content: center; }
.case-file{
  width: 100%;
  max-width: 400px;
  background: var(--deep);
  border: 1px solid rgba(202,220,252,.18);
  border-radius: var(--radius);
  padding: 22px 24px 26px;
  box-shadow: 0 30px 70px -30px rgba(0,0,0,.6);
  font-family: var(--mono);
}
.case-file-head{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px dashed rgba(202,220,252,.25);
}
.case-id{ font-size: 12.5px; color: var(--ice); letter-spacing: .04em; }
.case-status{
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--flag);
  background: rgba(232,72,58,.12);
  padding: 4px 9px;
  border-radius: 999px;
}
.case-status.is-flagged{ color: var(--flag); }
.case-row{
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding: 6px 0;
  color: rgba(255,255,255,.9);
}
.case-label{ color: rgba(202,220,252,.55); }
.case-log{
  min-height: 92px;
  padding: 14px 0 6px;
  font-size: 12.5px;
  color: var(--ice);
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.case-log-line{
  opacity: 0;
  transform: translateY(4px);
  animation: logline .5s var(--ease) forwards;
}
.case-log-line::before{ content: "› "; color: var(--flag); }
@keyframes logline{ to{ opacity: 1; transform: translateY(0); } }

.case-score-row{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 14px;
  margin-top: 6px;
  border-top: 1px dashed rgba(202,220,252,.25);
}
.case-score{
  font-family: var(--display);
  font-size: 32px;
  font-weight: 700;
  color: var(--flag);
}
.score-pct{ font-size: 18px; }
.case-stamp{
  margin-top: 18px;
  text-align: center;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--flag);
  border: 2px solid var(--flag);
  border-radius: 6px;
  padding: 8px 6px;
  transform: rotate(-2deg) scale(.9);
  opacity: 0;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.case-stamp.is-visible{
  opacity: 1;
  transform: rotate(-2deg) scale(1);
}

/* ==========================================================================
   STAT STRIP
   ========================================================================== */
.stat-strip{
  background: var(--white);
  border-bottom: 1px solid var(--mist);
}
.stat-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 40px 24px;
}
.stat{
  text-align: center;
  padding: 0 20px;
  border-left: 1px solid var(--mist);
}
.stat:first-child{ border-left: none; }
.stat-num{
  display: block;
  font-family: var(--display);
  font-size: 34px;
  font-weight: 700;
  color: var(--ink);
}
.stat-label{
  font-size: 13.5px;
  color: var(--slate);
}

/* ==========================================================================
   PROBLEM
   ========================================================================== */
.problem-grid{
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 56px;
  align-items: start;
}
.problem-list li{
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--mist);
}
.problem-list li:last-child{ border-bottom: 1px solid var(--mist); }
.problem-icon{
  flex: none;
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--mist);
  color: var(--ink);
  display: flex; align-items: center; justify-content: center;
}
.problem-list strong{ display: block; font-size: 15.5px; margin-bottom: 4px; }
.problem-list p{ color: var(--slate); font-size: 14.5px; }

.workflow-card{
  background: var(--ink);
  border-radius: var(--radius);
  padding: 26px;
  color: var(--white);
}
.workflow-title{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ice);
  margin-bottom: 18px;
}
.workflow-steps{ display: flex; flex-direction: column; gap: 10px; }
.workflow-step{
  background: var(--deep);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
}
.workflow-step--bad{
  background: var(--flag);
  font-weight: 600;
}

/* ==========================================================================
   HOW IT WORKS
   ========================================================================== */
.how{ background: var(--mist); }
.steps{
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.steps-line{
  position: absolute;
  top: 16px;
  left: 4%;
  right: 4%;
  height: 1px;
  background: repeating-linear-gradient(to right, var(--slate) 0 6px, transparent 6px 12px);
  opacity: .5;
}
.step{ position: relative; }
.step-num{
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--flag);
  background: var(--paper);
  border: 1px solid var(--slate);
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.step h3{ font-size: 19px; margin-bottom: 8px; }
.step p{ font-size: 14.5px; color: var(--slate); }

/* ==========================================================================
   PRODUCT DEMO
   ========================================================================== */
.product{ background: var(--ink); }
.demo-card{
  display: grid;
  grid-template-columns: 1fr .85fr 1fr;
  gap: 0;
  background: var(--deep);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(202,220,252,.14);
}
.demo-col{
  padding: 30px 26px;
  border-left: 1px solid rgba(202,220,252,.14);
}
.demo-col:first-child{ border-left: none; }
.demo-col--score{
  background: rgba(232,72,58,.08);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.demo-col-title{
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ice);
  margin-bottom: 18px;
}
.demo-list div{
  display: flex;
  justify-content: space-between;
  font-size: 13.5px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(202,220,252,.1);
  color: var(--white);
}
.demo-list dt{ color: rgba(202,220,252,.6); font-weight: 400; }
.demo-list dd{ margin: 0; font-weight: 500; }

.demo-score{
  font-family: var(--display);
  font-size: 54px;
  font-weight: 700;
  color: var(--flag);
  line-height: 1;
}
.demo-score span{ font-size: 26px; }
.demo-score-label{ color: var(--ice); font-size: 13px; margin-top: 6px; }
.demo-recommend{
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--white);
  background: var(--flag);
  padding: 8px 14px;
  border-radius: 999px;
}
.demo-reasons li{
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--white);
  margin-bottom: 12px;
}
.demo-reasons li::before{
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--flag);
}

/* ==========================================================================
   WHY US / COMPARE TABLE
   ========================================================================== */
.table-wrap{ overflow-x: auto; }
.compare-table{
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}
.compare-table th, .compare-table td{
  text-align: left;
  padding: 16px 18px;
  font-size: 14.5px;
}
.compare-table thead th{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--slate);
  border-bottom: 2px solid var(--mist);
}
.th-brand{ color: var(--white) !important; background: var(--ink); border-radius: 10px 10px 0 0; }
.compare-table tbody th{
  font-weight: 600;
  color: var(--slate);
  font-size: 13px;
  width: 160px;
}
.compare-table tbody td{ border-bottom: 1px solid var(--mist); color: var(--text-ink); }
.compare-table tbody td:first-of-type{ color: var(--slate); }
.compare-table tbody td:last-of-type{
  background: var(--mist);
  font-weight: 600;
  color: var(--ink);
}
.compare-table tbody tr:last-child td{ border-bottom: none; }
.compare-table tbody tr:last-child td:last-of-type{ border-radius: 0 0 10px 10px; }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact{ background: var(--deep); color: var(--white); }
.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.contact-sub{
  color: var(--ice);
  font-size: 16px;
  max-width: 40ch;
  margin-top: 18px;
}
.demo-form{
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px;
  color: var(--text-ink);
}
.form-row{ margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.form-row label{ font-size: 13px; font-weight: 600; color: var(--slate); }
.form-row input, .form-row textarea{
  font-family: var(--body);
  font-size: 14.5px;
  padding: 11px 13px;
  border: 1.5px solid var(--mist);
  border-radius: 8px;
  background: var(--paper);
  color: var(--text-ink);
  resize: vertical;
}
.form-row input:focus, .form-row textarea:focus{
  outline: none;
  border-color: var(--ink);
}
.form-status{
  margin-top: 14px;
  font-size: 13.5px;
  font-family: var(--mono);
  min-height: 18px;
}
.form-status.is-success{ color: var(--clear); }
.form-status.is-error{ color: var(--flag); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ background: var(--ink); color: rgba(255,255,255,.75); padding: 56px 0 0; }
.footer-grid{
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.1);
  flex-wrap: wrap;
}
.footer-brand p{ margin-top: 8px; color: rgba(202,220,252,.6); font-size: 14px; }
.footer-nav{ display: flex; gap: 56px; }
.footer-heading{
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ice);
  margin-bottom: 12px;
}
.footer-nav a{ display: block; font-size: 14px; padding: 5px 0; color: rgba(255,255,255,.72); }
.footer-nav a:hover{ color: var(--white); }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  padding: 22px 24px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  flex-wrap: wrap;
  gap: 8px;
}

/* ==========================================================================
   REVEAL ON SCROLL
   ========================================================================== */
.reveal{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity: 1; transform: none; transition: none; }
  .case-log-line{ animation: none; opacity: 1; }
  .case-stamp{ transition: none; }
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-panel{ order: -1; }
  .problem-grid{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .steps-line{ display: none; }
  .demo-card{ grid-template-columns: 1fr; }
  .demo-col{ border-left: none; border-top: 1px solid rgba(202,220,252,.14); }
  .demo-col:first-child{ border-top: none; }
  .contact-grid{ grid-template-columns: 1fr; }
  .stat-grid{ grid-template-columns: 1fr; gap: 20px; }
  .stat{ border-left: none; border-top: 1px solid var(--mist); padding-top: 20px; }
  .stat:first-child{ border-top: none; padding-top: 0; }
}

@media (max-width: 720px){
  .main-nav{
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: var(--ink);
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 4px;
    display: none;
    border-bottom: 1px solid rgba(255,255,255,.1);
  }
  .main-nav.is-open{ display: flex; }
  .main-nav a{ padding: 10px 0; }
  .nav-toggle{ display: flex; }
  .header-actions .btn-small{ display: none; }
  .footer-grid{ flex-direction: column; }
  .footer-nav{ gap: 32px; }
}