/* ==========================================================
   PINE Solutions — Brand tokens
   ========================================================== */
:root{
  --purple-950: #1E0F35;
  --purple-900: #2A1147;
  --purple-800: #351A5C;
  --purple-700: #46208A;
  --purple-600: #5A2AAE;
  --purple-500: #7B42D6;
  --purple-400: #9B68E8;
  --purple-300: #C3A4F2;
  --purple-100: #EFE6FB;
  --lavender-bg: #F8F5FD;
  --glow: #C9A0FF;
  --amber: #F2A93B;
  --ink: #1B1626;
  --ink-soft: #574C6E;
  --paper: #FFFFFF;
  --border: #E6DEF5;

  --font: "Pretendard", -apple-system, BlinkMacSystemFont, "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;

  --container: 1160px;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-sm: 0 4px 16px rgba(42, 17, 71, 0.08);
  --shadow-md: 0 12px 32px rgba(42, 17, 71, 0.12);
  --shadow-lg: 0 24px 60px rgba(42, 17, 71, 0.18);
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ==========================================================
   Reset
   ========================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, blockquote, figure{ margin: 0; }
h1, h2, h3, h4, h5, h6, p, blockquote{ word-break: keep-all; }
button{ font: inherit; border: none; background: none; cursor: pointer; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.only-mobile{ display: none; }
br.only-mobile{ display: none; content: ""; }

.skip-link{
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--purple-700);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 10px 0;
  z-index: 999;
}
.skip-link:focus{ left: 0; }

/* ==========================================================
   Buttons
   ========================================================== */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, var(--purple-600), var(--purple-500));
  color: #fff;
  box-shadow: 0 10px 28px rgba(90, 42, 174, 0.35);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 34px rgba(90, 42, 174, 0.45); }
.btn-ghost{
  background: transparent;
  color: var(--purple-700);
  border: 1.5px solid var(--purple-300);
}
.btn-ghost:hover{ background: var(--purple-100); border-color: var(--purple-500); }
.btn-sm{ padding: 10px 20px; font-size: 0.88rem; }

/* ==========================================================
   Header
   ========================================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled{
  border-bottom-color: var(--border);
  box-shadow: 0 8px 24px rgba(42,17,71,0.06);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  flex-shrink: 0;
  position: relative;
}
.brand-logo{
  width: 32px;
  height: 38px;
  object-fit: contain;
  opacity: 1;
  transform: translateY(0);
  animation: logoClimbUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) backwards;
  transition: transform 0.4s var(--ease);
}
.brand::before{
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 38px;
  background: linear-gradient(to top, transparent 15%, var(--purple-300) 40%, #ffdf7a 50%, var(--purple-300) 60%, transparent 85%);
  background-size: 100% 200%;
  background-position: 0 150%;
  -webkit-mask-image: url('../img/logo.png');
  mask-image: url('../img/logo.png');
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  pointer-events: none;
  z-index: 2;
  animation: logoWireFlow 4s infinite ease-in-out 1.2s;
  transition: transform 0.4s var(--ease);
  opacity: 0;
}
.brand-word{
  color: var(--purple-900);
  opacity: 1;
  transform: translateX(0);
  animation: logoTextFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.5s backwards;
  transition: color 0.3s var(--ease);
}
.brand-word em{
  font-style: normal;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.3s var(--ease);
}

/* Brand Hover Micro-interactions */
.brand:hover .brand-logo{
  transform: scale(1.08) rotate(3deg);
}
.brand:hover::before{
  transform: translateY(-50%) scale(1.08) rotate(3deg);
}
.brand:hover .brand-word{
  color: var(--purple-600);
}
.brand:hover .brand-word em{
  color: var(--purple-400);
}

@keyframes logoClimbUp {
  0% {
    clip-path: inset(100% 0 0 0);
    opacity: 0;
    transform: translateY(8px);
  }
  25% {
    opacity: 1;
  }
  100% {
    clip-path: inset(0 0 0 0);
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes logoTextFadeIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes logoWireFlow {
  0% {
    background-position: 0 150%;
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  50% {
    background-position: 0 -50%;
    opacity: 1;
  }
  65% {
    opacity: 0;
  }
  100% {
    background-position: 0 -50%;
    opacity: 0;
  }
}

.main-nav{
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.main-nav a{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.main-nav a span{
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--purple-300);
}
.main-nav a:hover{ background: var(--purple-100); color: var(--purple-800); }

.header-actions{ display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
}
.nav-toggle span{
  width: 22px;
  height: 2px;
  background: var(--purple-900);
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================
   Hero
   ========================================================== */
.hero{
  position: relative;
  overflow: hidden;
  padding: 96px 0 88px;
  background: linear-gradient(180deg, var(--lavender-bg) 0%, #ffffff 100%);
}
.hero-glow{
  position: absolute;
  top: -220px;
  right: -160px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(201,160,255,0.55) 0%, rgba(201,160,255,0) 70%);
  filter: blur(10px);
  pointer-events: none;
}
.hero-circuit{
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 12% 20%, rgba(123,66,214,0.10) 0, rgba(123,66,214,0.10) 3px, transparent 4px),
    radial-gradient(circle at 85% 75%, rgba(123,66,214,0.10) 0, rgba(123,66,214,0.10) 3px, transparent 4px),
    linear-gradient(rgba(123,66,214,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123,66,214,0.06) 1px, transparent 1px);
  background-size: auto, auto, 64px 64px, 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 40%, transparent 90%);
}
.hero-inner{
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--purple-600);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.eyebrow::before{
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--purple-500);
  box-shadow: 0 0 0 4px var(--purple-100);
}
.hero h1{
  font-size: clamp(2.0rem, 4.0vw, 3.1rem);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--purple-950);
}
.title-main{
  display: block;
  white-space: nowrap;
}
.title-sub{
  display: block;
}
.accent-text{
  background: linear-gradient(120deg, var(--purple-600), var(--purple-400));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead{
  margin-top: 22px;
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 100%;
}
.lead-line1{
  display: block;
  white-space: nowrap;
}
.lead-line2{
  display: block;
  white-space: nowrap;
  margin-top: 6px;
}
.hero-lead strong{ color: var(--purple-700); }
.hero-cta{ display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

.hero-stats{
  display: flex;
  gap: 28px;
  margin-top: 52px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  flex-wrap: nowrap;
}
.hero-stats dt{
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--purple-800);
}
.hero-stats dd{
  margin-top: 4px;
  font-size: 1.1rem;
  color: #2b223a;
  white-space: nowrap;
}

.hero-visual{ position: relative; display: flex; justify-content: center; }
.hero-logo-card{
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1 / 1.05;
  background: radial-gradient(circle at 50% 12%, rgba(201,160,255,0.4), transparent 55%), #fff;
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 36px;
}
.hero-logo-card::after{
  content: '';
  position: absolute;
  left: 36px;
  right: 36px;
  top: 36px;
  bottom: 36px;
  -webkit-mask-image: url('../img/logo.png');
  mask-image: url('../img/logo.png');
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  pointer-events: none;
  z-index: 2;
  background: linear-gradient(to top, transparent 15%, var(--purple-400) 40%, #ffdf7a 50%, var(--purple-400) 60%, transparent 85%);
  background-size: 100% 200%;
  background-position: 0 150%;
  opacity: 0;
  animation: heroLogoFlow 5s infinite ease-in-out 1s;
}
.hero-logo-img{
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(42, 17, 71, 0.08));
  animation: heroLogoGlowPulse 5s infinite ease-in-out 1s;
}

@keyframes heroLogoFlow {
  0% {
    background-position: 0 150%;
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  45% {
    background-position: 0 -50%;
    opacity: 1;
  }
  58% {
    opacity: 0;
  }
  100% {
    background-position: 0 -50%;
    opacity: 0;
  }
}

@keyframes heroLogoGlowPulse {
  0%, 10%, 65%, 100% {
    filter: drop-shadow(0 4px 12px rgba(42, 17, 71, 0.08));
    transform: scale(1);
  }
  30%, 50% {
    filter: drop-shadow(0 0 20px rgba(155, 104, 232, 0.55));
    transform: scale(1.02);
  }
}

/* ==========================================================
   Section shared
   ========================================================== */
.section{ padding: 96px 0; }
.section-alt{ background: var(--lavender-bg); }
.section-head{ max-width: 720px; margin: 0 auto 56px; text-align: center; }
.brand-fullname{
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--purple-400);
  letter-spacing: 0.05em;
  margin: -10px auto 18px;
  text-transform: uppercase;
  max-width: 90%;
  line-height: 1.4;
}
.section-head h2{
  font-size: clamp(1.5rem, 2.7vw, 2.1rem);
  font-weight: 800;
  color: var(--purple-950);
  letter-spacing: -0.02em;
  line-height: 1.35;
}
.section-lead{
  margin-top: 16px;
  font-size: 1.02rem;
  color: var(--ink-soft);
}
.section-head .section-lead{ margin-left: auto; margin-right: auto; }
.problem-lead {
  max-width: 1100px !important;
}
.prob-line1 {
  display: block;
  font-size: 0.94rem !important;
  letter-spacing: -0.04em !important;
  white-space: nowrap;
  margin-bottom: 8px;
}
.prob-line2, .prob-line3 {
  display: block;
  font-size: 0.96rem !important;
  letter-spacing: -0.03em !important;
  white-space: nowrap;
  margin-bottom: 8px;
}
.prob-line4 {
  display: block;
  font-size: 0.98rem !important;
  letter-spacing: -0.02em !important;
  margin-top: 14px;
  color: var(--purple-700);
  font-weight: 600;
  white-space: nowrap;
}

.diff-lead {
  max-width: 900px !important;
}
.diff-line1, .diff-line2 {
  display: block;
  white-space: nowrap;
}
.diff-line1 {
  font-size: 0.94rem !important;
  letter-spacing: -0.035em !important;
  margin-bottom: 8px;
}
.diff-line2 {
  font-size: 0.98rem !important;
  letter-spacing: -0.02em !important;
}

/* ==========================================================
   Problem — stat cards
   ========================================================== */
.stat-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.stat-card{
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.stat-num{
  font-size: clamp(2.2rem, 4vw, 2.8rem);
  font-weight: 800;
  background: linear-gradient(120deg, var(--purple-700), var(--purple-400));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-label{ margin-top: 8px; font-size: 0.92rem; color: var(--ink-soft); }

.callout-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.callout-card{
  padding: 24px 26px;
  border-radius: var(--radius);
  background: var(--purple-100);
  border: 1px solid var(--border);
}
.callout-card h3{ font-size: 1.08rem; font-weight: 700; color: var(--purple-900); margin-bottom: 10px; }
.callout-card p{ 
  color: var(--ink-soft); 
  font-size: 0.88rem; 
  letter-spacing: -0.035em;
  line-height: 1.6;
}
.callout-line1, .callout-line2{
  display: block;
  white-space: nowrap;
}

.insight-quote{
  position: relative;
  padding: 30px 28px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--purple-900), var(--purple-700));
  color: #fff;
}
.insight-quote p{ 
  font-size: 0.94rem; 
  letter-spacing: -0.035em;
  line-height: 1.7; 
}
.insight-quote strong{ color: var(--glow); }
.quote-line1, .quote-line2, .quote-line3 {
  display: block;
  white-space: nowrap;
}
.quote-line2 {
  font-size: 1.41rem;
  margin-top: 10px;
}
.quote-line3 {
  margin-top: 8px;
}

/* ==========================================================
   Product — flow + outputs
   ========================================================== */
.flow{
  display: flex;
  align-items: stretch;
  gap: 18px;
  margin-bottom: 44px;
}
.flow-step{
  flex: 1;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}
.flow-step-engine{
  background: linear-gradient(160deg, var(--purple-800), var(--purple-600));
  border-color: transparent;
  color: #fff;
  box-shadow: var(--shadow-md);
}
.flow-num{
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--purple-400);
  margin-bottom: 10px;
}
.flow-step-engine .flow-num{ color: var(--purple-300); }
.flow-step h3{ font-size: 1.12rem; font-weight: 700; margin-bottom: 14px; }
.flow-step ul{ display: flex; flex-direction: column; gap: 8px; }
.flow-step li{
  font-size: 0.92rem;
  color: var(--ink-soft);
  padding-left: 16px;
  position: relative;
}
.flow-step-engine li{ color: rgba(255,255,255,0.88); }
.flow-step li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--purple-400);
}
.flow-step-engine li::before{ background: var(--glow); }

.product-head {
  max-width: 980px;
}
.product-title {
  font-size: clamp(1.2rem, 2.5vw, 1.85rem) !important;
  letter-spacing: -0.035em !important;
  white-space: nowrap;
}
.product-lead {
  font-size: clamp(0.88rem, 1.8vw, 0.96rem) !important;
  letter-spacing: -0.015em !important;
  white-space: nowrap;
  max-width: 100% !important;
}

@media (max-width: 960px) {
  .product-title, .product-lead {
    white-space: normal !important;
  }
}

.flow-arrow{
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--purple-300);
  flex-shrink: 0;
}

.output-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.output-card{
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.output-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-md); }
.output-icon{
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--purple-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}
.output-card h3{ font-size: 1.02rem; font-weight: 700; margin-bottom: 8px; color: var(--purple-900); }
.output-card p{ font-size: 0.9rem; color: var(--ink-soft); }

/* ==========================================================
   Differentiation
   ========================================================== */
.diff-grid{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}
.diff-card{
  flex: 0 1 calc((100% - 40px) / 3);
  min-width: 290px;
  padding: 30px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--paper);
  position: relative;
  overflow: hidden;
}
.diff-card::before{
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, var(--purple-100), transparent 70%);
}
.diff-card h3{ font-size: 1.05rem; font-weight: 700; color: var(--purple-900); margin-bottom: 10px; }
.diff-card p{ font-size: 0.92rem; color: var(--ink-soft); position: relative; }

/* ==========================================================
   Roadmap — timeline
   ========================================================== */
.timeline{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 760px;
  margin: 0 auto;
}
.timeline-item{
  position: relative;
  display: flex;
  gap: 26px;
  padding-bottom: 44px;
}
.timeline-item:last-child{ padding-bottom: 0; }
.timeline-item::before{
  content: "";
  position: absolute;
  left: 21px;
  top: 44px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(var(--purple-300), var(--border));
}
.timeline-item:last-child::before{ display: none; }
.timeline-marker{
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple-600), var(--purple-400));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  box-shadow: 0 8px 20px rgba(90,42,174,0.3);
}
.timeline-phase{ font-size: 0.82rem; font-weight: 700; color: var(--purple-500); text-transform: uppercase; letter-spacing: 0.03em; }
.timeline-body h3{ font-size: 1.15rem; font-weight: 700; margin: 6px 0 10px; color: var(--purple-950); }
.timeline-body p{ font-size: 0.95rem; color: var(--ink-soft); }

/* ==========================================================
   ESG
   ========================================================== */
.esg-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.esg-card{
  padding: 30px 26px;
  border-radius: var(--radius);
  background: var(--lavender-bg);
  border: 1px solid var(--border);
}
.esg-tag{
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--purple-600);
  background: var(--purple-100);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.esg-card h3{ font-size: 1.08rem; font-weight: 700; color: var(--purple-900); margin-bottom: 10px; }
.esg-card p{ font-size: 0.92rem; color: var(--ink-soft); }

/* ==========================================================
   Philosophy (Team section replacement)
   ========================================================== */
.philosophy-grid {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}
.philosophy-card {
  flex: 1;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.philosophy-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.phi-icon {
  font-size: 2.3rem;
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  background: var(--purple-100);
  border-radius: 18px;
  color: var(--purple-700);
}
.philosophy-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--purple-950);
  margin-bottom: 14px;
}
.philosophy-card p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.65;
}
.philosophy-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.phi-plus {
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--purple-400);
  width: 44px;
  height: 44px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
  .philosophy-grid {
    flex-direction: column;
    gap: 20px;
  }
  .philosophy-divider {
    transform: rotate(90deg);
    margin: 8px 0;
  }
}

/* ==========================================================
   Contact CTA
   ========================================================== */
.contact-cta{
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--purple-950), var(--purple-700));
  color: #fff;
  text-align: center;
}
.contact-glow{
  top: auto;
  bottom: -260px;
  left: 50%;
  right: auto;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(201,160,255,0.35) 0%, rgba(201,160,255,0) 70%);
}
.contact-inner{ position: relative; max-width: 640px; }
.contact-cta .eyebrow{ color: var(--purple-300); justify-content: center; }
.contact-cta .eyebrow::before{ background: var(--glow); box-shadow: 0 0 0 4px rgba(201,160,255,0.2); }
.contact-cta h2{ font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; line-height: 1.35; }
.contact-cta .section-lead{ color: rgba(255,255,255,0.78); }
.contact-cta .hero-cta{ justify-content: center; margin-top: 30px; }
.contact-meta{ margin-top: 22px; font-size: 0.88rem; color: rgba(255,255,255,0.65); }

/* ==========================================================
   Footer
   ========================================================== */
.site-footer{ background: var(--purple-950); color: rgba(255,255,255,0.75); padding: 52px 0 0; }
.footer-inner{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand{ display: flex; align-items: center; gap: 14px; }
.footer-logo{
  width: 33px;
  height: 40px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}
.footer-name{ font-weight: 800; color: #fff; font-size: 1.05rem; }
.footer-tagline{ font-size: 0.8rem; margin-top: 2px; color: rgba(255,255,255,0.55); }
.footer-nav{ display: flex; gap: 22px; flex-wrap: wrap; }
.footer-nav a{ font-size: 0.88rem; transition: color .2s var(--ease); }
.footer-nav a:hover{ color: #fff; }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 22px 24px 28px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
}

/* ==========================================================
   Reveal-on-scroll
   ========================================================== */
.reveal{
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in-view{ opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity: 1; transform: none; transition: none; }
  html{ scroll-behavior: auto; }
}

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 960px){
  .only-mobile{ display: inline; }
  br.only-mobile{ display: inline; content: normal; }
  .title-main { white-space: normal; }
  .lead-line1, .lead-line2 { white-space: normal; }
  .prob-line1, .prob-line2, .prob-line3, .prob-line4 { white-space: normal !important; }
  .callout-line1, .callout-line2 { white-space: normal !important; }
  .quote-line1, .quote-line2, .quote-line3 { white-space: normal !important; }
  .diff-line1, .diff-line2 { white-space: normal !important; }
  .main-nav{ display: none; }
  .nav-toggle{ display: flex; }

  .main-nav.open{
    display: flex;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    padding: 12px 24px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
  }
  .main-nav.open a{ padding: 14px 8px; border-bottom: 1px solid var(--border); border-radius: 0; }

  .header-actions .btn-sm{ display: none; }

  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; margin-bottom: 8px; }
  .hero-logo-card{ max-width: 260px; }
  .hero-stats{ flex-wrap: wrap; gap: 20px 26px; }

  .stat-grid{ grid-template-columns: 1fr; }
  .callout-grid{ grid-template-columns: 1fr; }
  .flow{ flex-direction: column; }
  .flow-arrow{ transform: rotate(90deg); }
  .output-grid{ grid-template-columns: repeat(2, 1fr); }
  .diff-card{ flex: 0 1 calc((100% - 20px) / 2); }
  .esg-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 600px){
  .section{ padding: 72px 0; }
  .hero{ padding: 72px 0 64px; }
  .output-grid{ grid-template-columns: 1fr; }
  .diff-card{ flex: 0 1 100%; }
  .hero-cta{ flex-direction: column; align-items: stretch; }
  .hero-cta .btn{ width: 100%; }
  .footer-inner{ flex-direction: column; align-items: flex-start; }
  .footer-bottom{ flex-direction: column; }
}

/* ==========================================================
   PINE Model — Trial Page Styles (Teacher Pink Theme)
   ========================================================== */
:root {
  --trial-bg-pink: #FDF2F5;
  --trial-bg-blue: #E8F0FC;
  --trial-pink: #D93670;
  --trial-blue: #1E60D6;
  --trial-card-ppt: #E0709B;
  --trial-card-eval: #5C8AD9;
  --trial-card-guide: #2258B3;
  --trial-card-sheet: #E05A8D;
}

.mvp-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  background: var(--trial-pink);
  padding: 2px 7px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 4px rgba(217, 54, 112, 0.15);
}

body.trial-page {
  background: linear-gradient(135deg, var(--trial-bg-pink) 0%, var(--trial-bg-blue) 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.trial-main {
  flex: 1;
  padding-bottom: 60px;
}
.trial-wrapper {
  max-width: var(--container);
}
.trial-title {
  text-align: center;
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
  font-weight: 800;
  color: var(--purple-950);
  margin: 40px 0 28px;
  letter-spacing: -0.03em;
}

.trial-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 28px;
  align-items: stretch;
}
.right-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
  justify-content: space-between;
}
@media (max-width: 1024px) {
  .trial-grid {
    grid-template-columns: 1fr;
  }
}

/* Planner Panel (Left) */
.planner-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow-md);
}
.step-list {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 28px;
}
.step-item {
  position: relative;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.step-item::after {
  content: "";
  position: absolute;
  left: 14px; /* center of 28px circle */
  top: 28px;
  bottom: -22px;
  width: 2px;
  background: var(--border);
  z-index: 1;
}
.step-item.last-step::after {
  display: none;
}
.step-num {
  position: relative;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--trial-pink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(217, 54, 112, 0.2);
}
.step-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.step-label {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.planner-panel select,
.planner-panel input[type="text"] {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  background-color: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.planner-panel select:focus,
.planner-panel input[type="text"]:focus {
  outline: none;
  border-color: var(--trial-blue);
  box-shadow: 0 0 0 3px rgba(30, 96, 214, 0.15);
}
.select-wrapper {
  position: relative;
}
.select-wrapper::after {
  content: "▼";
  font-size: 0.65rem;
  color: var(--ink-soft);
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.select-wrapper select,
.planner-panel select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 36px;
}

/* AI Types Grid */
.ai-types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 4px;
}
.ai-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 6px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  text-align: center;
}
.ai-type-btn span {
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-soft);
  word-break: keep-all;
}
.ai-type-btn .ai-type-icon {
  font-size: 1.35rem;
}
.ai-type-btn.active {
  background: var(--trial-pink);
  border-color: var(--trial-pink);
  box-shadow: 0 6px 16px rgba(217, 54, 112, 0.2);
}
.ai-type-btn.active span {
  color: #fff;
}
.ai-type-btn:hover:not(.active) {
  border-color: var(--purple-400);
  background: var(--purple-100);
}
.btn-generate {
  width: 100%;
  background: var(--trial-pink);
  color: #fff;
  box-shadow: 0 6px 20px rgba(217, 54, 112, 0.3);
  padding: 15px 0;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 999px;
  margin-top: 10px;
}
.btn-generate:hover {
  background: #b52256;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(217, 54, 112, 0.4);
}

/* Panel Header & Navigation Layout */
.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.panel-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel-nav-tabs {
  display: flex;
  align-items: center;
  background: #f8fafc;
  padding: 4px;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
}

.panel-nav-tab {
  font-size: 0.85rem;
  font-weight: 600;
  color: #64748b;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.panel-nav-tab:hover:not(.active) {
  color: #0f172a;
  background: #f1f5f9;
}

.panel-nav-tab.active {
  background: #e2f0d9;
  color: #0f5a47;
  font-weight: 700;
}

.panel-nav-profile {
  display: flex;
  align-items: center;
}

.profile-avatar {
  width: 32px;
  height: 32px;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.profile-avatar:hover {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .panel-nav {
    width: 100%;
    justify-content: space-between;
  }
  .panel-nav-tabs {
    flex: 1;
    overflow-x: auto;
  }
}

/* Resources Panel (Right) */
.resources-panel {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.panel-subtitle {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin-top: 8px;
  margin-bottom: 28px;
}
.panel-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-radius: var(--radius);
  transition: opacity 0.4s var(--ease), visibility 0.4s var(--ease);
}
.resources-panel.unlocked .panel-overlay {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.overlay-content {
  padding: 24px;
  width: 100%;
  max-width: 440px;
}
.spinner-container {
  margin-bottom: 20px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 84px;
}
.robot-glow {
  font-size: 2.8rem;
  animation: robotBounce 2.5s infinite ease-in-out;
}
.overlay-text {
  font-size: 1.05rem;
  color: var(--ink);
  line-height: 1.6;
  letter-spacing: -0.015em;
}
.overlay-text strong {
  color: var(--trial-blue);
}

/* Generator Logs Console */
.loader-spinner {
  position: absolute;
  width: 84px;
  height: 84px;
  border: 4px solid var(--border);
  border-top: 4px solid var(--trial-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
.generation-logs {
  margin-top: 20px;
  background: #110A1E;
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-family: Consolas, Monaco, monospace;
  font-size: 0.8rem;
  color: #81c784;
  text-align: left;
  height: 130px;
  overflow-y: auto;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.4);
  line-height: 1.5;
}
.log-line {
  margin-bottom: 6px;
  opacity: 0;
  transform: translateY(4px);
  animation: logFadeIn 0.3s forwards ease-out;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes robotBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes logFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Cards Grid */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  flex: 1;
}
@media (max-width: 1200px) {
  .resources-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .resources-grid {
    grid-template-columns: 1fr;
  }
}

.resource-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  text-align: center;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.resource-card .card-header {
  height: 125px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ppt-card .card-header { background: var(--trial-card-ppt); }
.eval-card .card-header { background: var(--trial-card-eval); }
.guide-card .card-header { background: var(--trial-card-guide); }
.sheet-card .card-header { background: var(--trial-card-sheet); }

.resource-card .card-icon {
  font-size: 2.6rem;
}
.resource-card .card-body {
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}
.resource-card h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--purple-950);
  margin-bottom: 6px;
}
.resource-card p {
  font-size: 0.8rem;
  color: var(--ink-soft);
  line-height: 1.45;
  margin-bottom: 18px;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-card {
  width: 100%;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  border: none;
}
.ppt-card .btn-ppt {
  background: var(--trial-pink);
  color: #fff;
}
.ppt-card .btn-ppt:hover { background: #b52256; }
.ppt-card .btn-ppt-view {
  background: #FDF2F5;
  color: var(--trial-pink);
}
.ppt-card .btn-ppt-view:hover { background: #fadbe6; }

.eval-card .btn-eval {
  background: #EBF3FC;
  color: #2D68C4;
}
.eval-card .btn-eval:hover { background: #d0e3fa; }

.guide-card .btn-guide {
  background: #2D68C4;
  color: #fff;
}
.guide-card .btn-guide:hover { background: #1c4b96; }

.sheet-card .btn-sheet {
  background: #FDF2F5;
  color: var(--trial-card-sheet);
}
.sheet-card .btn-sheet:hover { background: #fadbe6; }

/* Customize Banner (Robot) */
.customize-banner {
  background: #FCEDF2;
  border: 1px solid #F3D3DF;
  border-radius: var(--radius);
  padding: 24px 32px;
  box-shadow: var(--shadow-sm);
}
.banner-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}
.robot-graphic {
  flex-shrink: 0;
}
.robot-circle {
  width: 60px;
  height: 60px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(30, 96, 214, 0.1);
}
.banner-content {
  flex: 1;
}
.banner-content h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--purple-950);
  margin-bottom: 4px;
  letter-spacing: -0.015em;
}
.banner-content p {
  font-size: 0.88rem;
  color: var(--ink-soft);
}
.banner-cta {
  flex-shrink: 0;
}
.banner-cta .btn {
  background: var(--trial-pink);
  box-shadow: 0 4px 12px rgba(217, 54, 112, 0.2);
}
.banner-cta .btn:hover {
  background: #b52256;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(217, 54, 112, 0.3);
}
@media (max-width: 768px) {
  .banner-inner {
    flex-direction: column;
    text-align: center;
  }
  .banner-cta {
    width: 100%;
  }
  .banner-cta .btn {
    width: 100%;
  }
}

/* Modals General Layout */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(27, 22, 38, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 20px;
}
.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}
.modal-window {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  position: relative;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.3s var(--ease);
}
.modal-backdrop.open .modal-window {
  transform: scale(1);
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--purple-100);
  color: var(--purple-950);
  font-size: 1.5rem;
  font-weight: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  z-index: 1100;
  border: none;
}
.modal-close:hover {
  background: var(--purple-300);
}

/* Signup Modal */
.signup-window {
  width: 100%;
  max-width: 480px;
  padding: 36px;
  overflow-y: auto;
}
.signup-header {
  text-align: center;
  margin-bottom: 28px;
}
.signup-logo {
  width: 39px;
  height: 46px;
  object-fit: contain;
  margin-bottom: 12px;
}
.signup-header h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--purple-950);
  margin-bottom: 8px;
}
.signup-header p {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.signup-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--purple-950);
  text-align: left;
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--ink);
  background-color: #fff;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--trial-blue);
  box-shadow: 0 0 0 3px rgba(30, 96, 214, 0.15);
}
.form-help {
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin-top: 2px;
  text-align: left;
}
.form-check {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.8rem;
  color: var(--ink-soft);
  line-height: 1.4;
  text-align: left;
}
.form-check input {
  margin-top: 3px;
}
.btn-submit {
  width: 100%;
  background: var(--trial-pink);
  color: #fff;
  padding: 14px 0;
  margin-top: 8px;
}
.btn-submit:hover {
  background: #b52256;
}

/* Success Modal */
.success-window {
  width: 100%;
  max-width: 520px;
  padding: 40px 36px;
  text-align: center;
  overflow-y: auto;
}
.success-icon {
  font-size: 3.5rem;
  margin-bottom: 16px;
}
.success-window h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--trial-pink);
  margin-bottom: 12px;
}
.success-details {
  margin-bottom: 28px;
}
.success-details > p {
  font-size: 0.95rem;
  color: var(--ink);
  margin-bottom: 20px;
}
.receipt-card {
  background: var(--lavender-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  text-align: left;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.receipt-card p {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin: 0;
}
.receipt-card strong {
  color: var(--purple-950);
  width: 100px;
  display: inline-block;
}
.success-guide {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.6;
  background: #FFF9EB;
  border: 1px solid #FFE8B8;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  text-align: left;
}

/* Preview Modal details */
.preview-window {
  width: 100%;
  max-width: 820px;
  background: #fff;
  padding: 0;
}
.modal-body-container {
  padding: 32px;
  overflow-y: auto;
}
.ppt-preview-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}
.ppt-preview-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
}
.ppt-preview-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--trial-pink);
  background: var(--trial-bg-pink);
  padding: 4px 10px;
  border-radius: 99px;
}
.ppt-preview-header h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--purple-950);
  margin-top: 8px;
}
.ppt-slides-viewport {
  background: #1B1626;
  border-radius: var(--radius-sm);
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.ppt-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.ppt-slide.active {
  opacity: 1;
  visibility: visible;
}
.slide-inner {
  padding: 40px;
  height: 100%;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.slide-title-page {
  align-items: center;
  text-align: center;
  background: linear-gradient(135deg, #2A1147 0%, #150828 100%);
}
.slide-meta {
  font-size: 0.9rem;
  color: var(--glow);
  font-weight: 700;
  margin-bottom: 8px;
}
.slide-inner h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #fff;
}
.slide-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
}
.slide-inner h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--glow);
  margin-bottom: 20px;
  border-bottom: 1.5px solid rgba(255,255,255,0.15);
  padding-bottom: 8px;
}
.slide-bullets {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.slide-bullets li {
  font-size: 1rem;
  padding-left: 20px;
  position: relative;
  color: rgba(255,255,255,0.85);
}
.slide-bullets li::before {
  content: "•";
  color: var(--glow);
  font-size: 1.3rem;
  position: absolute;
  left: 0;
  top: -2px;
}
.slide-bullets strong {
  color: var(--glow);
}
.slide-footer {
  position: absolute;
  bottom: 16px;
  left: 40px;
  right: 40px;
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}
.ppt-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.slide-indicator {
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.modal-download-cta {
  background: var(--lavender-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
}
.modal-download-cta p {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0;
  flex: 1;
  line-height: 1.4;
  text-align: left;
}
.modal-download-cta .btn {
  flex-shrink: 0;
}
@media (max-width: 600px) {
  .modal-download-cta {
    flex-direction: column;
    text-align: center;
  }
}

/* Document Previews */
.document-preview-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}
.preview-doc-header {
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}
.preview-doc-header .doc-icon {
  font-size: 2.2rem;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.doc-eval .doc-icon { background: var(--trial-bg-pink); color: var(--trial-pink); }
.doc-guide .doc-icon { background: #EBF3FC; color: #2D68C4; }
.doc-sheet .doc-icon { background: var(--trial-bg-pink); color: var(--trial-card-sheet); }

.preview-doc-header h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--purple-950);
}
.preview-doc-header p {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 2px;
}
.doc-body-scroll {
  max-height: 380px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}
.preview-table th {
  background: var(--lavender-bg);
  color: var(--purple-950);
  font-weight: 700;
  padding: 12px 16px;
  border-bottom: 1.5px solid var(--border);
  white-space: nowrap;
}
.preview-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--ink-soft);
  line-height: 1.5;
  vertical-align: top;
}
.preview-table tr:last-child td {
  border-bottom: none;
}
.guide-summary {
  background: var(--lavender-bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.guide-summary p { margin: 0; color: var(--ink); }
.guide-table ul {
  list-style-type: disc;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.guide-table li {
  padding-left: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}
.guide-table li::before { display: none; }
.stage-name {
  color: var(--purple-950) !important;
}
.worksheet-card {
  padding: 24px;
  background: #fff;
}
.worksheet-title-section {
  border-bottom: 2px solid var(--purple-950);
  padding-bottom: 12px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.worksheet-title-section h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--purple-950);
  margin: 0;
}
.worksheet-meta-inputs {
  font-size: 0.8rem;
  color: var(--ink-soft);
  display: flex;
  gap: 16px;
}
.worksheet-question {
  margin-bottom: 20px;
}
.worksheet-question h5 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.worksheet-blank-box {
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: var(--lavender-bg);
  color: rgba(0,0,0,0.3);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  padding: 16px;
}