/* ============================================================
   THREATWISE — styles.css  v3
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Serif+Display:ital@0;1&family=JetBrains+Mono:wght@300;400;500;700&family=Outfit:wght@300;400;500;600&display=swap');

:root {
  --black:   #050608;
  --deep:    #090b10;
  --surface: #0f1218;
  --card:    #141820;
  --border:  #1e2530;
  --border2: #2a3340;
  --red:     #ff2d55;
  --amber:   #ffb800;
  --green:   #00e676;
  --cyan:    #00d4ff;
  --purple:  #b44dff;
  --orange:  #ff9500;
  --text:    #e8eaf0;
  --muted:   #6b7685;
  --dim:     #3a4455;
  --font-hero: 'Bebas Neue', cursive;
  --font-narr: 'DM Serif Display', serif;
  --font-body: 'Outfit', sans-serif;
  --font-code: 'JetBrains Mono', monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ═══════════════════════════════════════════════════════
   CRITICAL: All content visible by default.
   Animations are purely decorative — content is NEVER
   hidden by opacity when animations don't run.
   ═══════════════════════════════════════════════════════ */
.hero-eyebrow,
.hero-title,
.hero-sub,
.hero-cta,
.scroll-hint,
.stats-strip,
.lessons-section,
.lesson-card,
.section-header,
.section-title,
.philosophy-section,
footer {
  opacity: 1 !important;
  visibility: visible !important;
}


*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--deep); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }
::selection { background: var(--red); color: #fff; }

/* Grain */
body::after {
  content: '';
  position: fixed;
  inset: -200%;
  width: 400%; height: 400%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.022;
  pointer-events: none;
  z-index: 9998;
  animation: grain 0.5s steps(2) infinite;
}
@keyframes grain {
  0%   { transform: translate(0,0); }
  25%  { transform: translate(-2%,-3%); }
  50%  { transform: translate(1%,2%); }
  75%  { transform: translate(3%,-1%); }
  100% { transform: translate(-1%,3%); }
}

/* ============================================================
   LANDING
   ============================================================ */

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  padding: 18px 40px;
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(180deg,rgba(5,6,8,0.96) 0%,transparent 100%);
  backdrop-filter: blur(8px);
}
.nav-logo {
  font-family: var(--font-hero);
  font-size: 24px; letter-spacing: 3px; color: var(--text);
  display: flex; align-items: center; gap: 10px;
}
.logo-dot {
  width: 8px; height: 8px;
  background: var(--red); border-radius: 50%;
  box-shadow: 0 0 12px var(--red);
  animation: pulseDot 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulseDot {
  0%,100% { box-shadow: 0 0 6px var(--red); transform: scale(1); }
  50%      { box-shadow: 0 0 20px var(--red),0 0 40px rgba(255,45,85,0.3); transform: scale(1.3); }
}
.nav-badge {
  font-family: var(--font-code);
  font-size: 10px; letter-spacing: 2px; color: var(--muted);
  border: 1px solid var(--border2); padding: 4px 12px; text-transform: uppercase;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  position: relative; overflow: hidden; padding: 100px 24px 60px; text-align: center;
}
.hero::before {
  content: '';
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle,rgba(255,45,85,0.07) 0%,transparent 70%);
  pointer-events: none;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size: 60px 60px; opacity: 0.25;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%,black 0%,transparent 100%);
  animation: gridDrift 20s linear infinite;
}
@keyframes gridDrift {
  from { background-position: 0 0,0 0; }
  to   { background-position: 60px 60px,60px 60px; }
}
.hero-eyebrow {
  font-family: var(--font-code); font-size: 11px; letter-spacing: 4px; color: var(--red);
  text-transform: uppercase; margin-bottom: 24px;
  animation: fadeUp 0.6s var(--ease) 0.1s forwards;
}
.hero-title {
  font-family: var(--font-hero);
  font-size: clamp(64px,12vw,160px); letter-spacing: 6px; color: var(--text);
  line-height: 0.9; animation: fadeUp 0.7s var(--ease) 0.15s forwards;
}
.hero-title .line-2 { color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,0.18); display: block; }
.hero-title .accent { color: var(--red); -webkit-text-stroke: 0; }
.hero-sub {
  font-family: var(--font-narr); font-style: italic;
  font-size: clamp(15px,2vw,21px); color: var(--muted); max-width: 500px;
  margin: 28px auto 0; animation: fadeUp 0.6s var(--ease) 0.2s forwards; line-height: 1.5;
}
.hero-cta {
  margin-top: 48px; display: flex; gap: 16px; flex-wrap: wrap; justify-content: center;
  animation: fadeUp 0.6s var(--ease) 0.25s forwards;
}
.btn-primary {
  font-family: var(--font-code); font-size: 12px; letter-spacing: 2px; text-transform: uppercase;
  padding: 16px 36px; background: var(--red); color: #fff; border: none; cursor: pointer;
  clip-path: polygon(8px 0%,100% 0%,calc(100% - 8px) 100%,0% 100%);
  transition: all 0.3s var(--ease); position: relative; overflow: hidden;
}
.btn-primary::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg,transparent,rgba(255,255,255,0.15),transparent);
  transform: translateX(-100%); transition: transform 0.5s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(255,45,85,0.4); }
.btn-primary:hover::after { transform: translateX(100%); }
.btn-ghost {
  font-family: var(--font-code); font-size: 12px; letter-spacing: 2px; text-transform: uppercase;
  padding: 15px 36px; background: transparent; color: var(--muted);
  border: 1px solid var(--border2); cursor: pointer;
  clip-path: polygon(8px 0%,100% 0%,calc(100% - 8px) 100%,0% 100%); transition: all 0.3s;
}
.btn-ghost:hover { color: var(--text); border-color: var(--muted); }
.scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--font-code); font-size: 9px; letter-spacing: 3px; color: var(--dim);
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(180deg,var(--dim) 0%,transparent 100%);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%,100% { opacity: 0.3; transform: scaleY(1); }
  50%      { opacity: 1; transform: scaleY(1.2); }
}

/* STATS */
.stats-strip {
  background: var(--surface);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 22px 40px; display: flex; overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.stat-item {
  flex: 1; min-width: 120px; padding: 0 24px;
  border-right: 1px solid var(--border); text-align: center;
}
.stat-item:first-child { padding-left: 0; }
.stat-item:last-child  { border-right: none; padding-right: 0; }
.stat-num { font-family: var(--font-hero); font-size: 36px; letter-spacing: 2px; color: var(--text); line-height: 1; }
.stat-accent { color: var(--red); }
.stat-label {
  font-family: var(--font-code); font-size: 9px; letter-spacing: 3px;
  color: var(--muted); text-transform: uppercase; margin-top: 4px;
}

/* LESSONS */
.lessons-section { padding: 80px 40px; max-width: 1400px; margin: 0 auto; }
.section-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 48px; gap: 20px; flex-wrap: wrap;
}
.section-eyebrow {
  font-family: var(--font-code); font-size: 10px; letter-spacing: 4px;
  color: var(--red); text-transform: uppercase; margin-bottom: 10px;
}
.section-title { font-family: var(--font-hero); font-size: clamp(30px,5vw,56px); letter-spacing: 3px; color: var(--text); }
.section-count { font-family: var(--font-code); font-size: 11px; letter-spacing: 2px; color: var(--muted); white-space: nowrap; }

.lessons-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }

.lesson-card {
  background: var(--card); border: 1px solid var(--border);
  padding: 28px 24px; cursor: pointer; position: relative; overflow: hidden;
  transition: all 0.35s var(--ease); display: flex; flex-direction: column; gap: 12px;
}
.lesson-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 3px; height: 0; background: var(--card-accent, var(--red));
  transition: height 0.4s var(--ease);
}
.lesson-card::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,0.04) 0%,transparent 60%);
  opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
.lesson-card:hover { transform: translateY(-3px); border-color: var(--border2); background: #181e28; }
.lesson-card:hover::before { height: 100%; }
.lesson-card:hover::after  { opacity: 1; }

/* Featured spans all 3 cols */
.lesson-card.featured {
  grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 36px; padding: 36px 32px;
}
.lesson-card.featured .card-icon  { font-size: 56px; flex-shrink: 0; }
.lesson-card.featured .card-content { flex: 1; }
.lesson-card.featured .card-title { font-size: 34px; }
.lesson-card.featured .card-desc  { font-size: 14px; max-width: 580px; }

.card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card-num { font-family: var(--font-code); font-size: 10px; letter-spacing: 2px; color: var(--dim); }
.card-difficulty {
  font-family: var(--font-code); font-size: 9px; letter-spacing: 2px;
  padding: 3px 9px; text-transform: uppercase;
}
.diff-beginner { background: rgba(0,230,118,0.1);  color: var(--green);  border: 1px solid rgba(0,230,118,0.2); }
.diff-medium   { background: rgba(255,184,0,0.1);   color: var(--amber);  border: 1px solid rgba(255,184,0,0.2); }
.diff-advanced { background: rgba(255,45,85,0.1);   color: var(--red);    border: 1px solid rgba(255,45,85,0.2); }

.card-icon { font-size: 32px; line-height: 1; transition: transform 0.3s; }
.lesson-card:hover .card-icon { transform: scale(1.12) rotate(-4deg); }
.card-title { font-family: var(--font-hero); font-size: 22px; letter-spacing: 1px; color: var(--text); line-height: 1.1; }
.card-desc { font-size: 13px; color: var(--muted); line-height: 1.6; flex: 1; }
.card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; border-top: 1px solid var(--border); margin-top: auto;
}
.card-steps { font-family: var(--font-code); font-size: 10px; letter-spacing: 1px; color: var(--dim); }
.card-arrow { font-size: 16px; color: var(--dim); transition: transform 0.3s,color 0.3s; }
.lesson-card:hover .card-arrow { transform: translateX(5px); color: var(--text); }

.coming-soon-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-code); font-size: 9px; letter-spacing: 2px; color: var(--amber);
  border: 1px solid rgba(255,184,0,0.3); background: rgba(255,184,0,0.06);
  padding: 3px 9px; text-transform: uppercase;
}

/* Philosophy */
.philosophy-section { padding: 72px 40px; border-top: 1px solid var(--border); max-width: 1100px; margin: 0 auto; }
.philosophy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.philosophy-card { background: var(--surface); border: 1px solid var(--border); padding: 22px; margin-bottom: 12px; }
.philosophy-card:last-child { margin-bottom: 0; }

/* Reveal */
.reveal { opacity: 1 !important; transform: none; transition: opacity 0.6s var(--ease),transform 0.6s var(--ease); }
.reveal.anim-ready { opacity: 0; transform: translateY(18px); }
.reveal.visible { opacity: 1; transform: none; }

/* Footer */
footer {
  border-top: 1px solid var(--border); padding: 26px 40px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.footer-note { font-family: var(--font-code); font-size: 10px; letter-spacing: 2px; color: var(--dim); }

/* ============================================================
   LESSON APP
   ============================================================ */

/* HEADER */
.lesson-header {
  position: sticky; top: 0; z-index: 400;
  background: rgba(5,6,8,0.95); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border); padding: 0 32px;
  display: flex; align-items: center; gap: 20px; height: 56px; flex-shrink: 0;
}
.btn-back {
  font-family: var(--font-code); font-size: 11px; letter-spacing: 1px;
  color: var(--muted); background: none; border: none; cursor: pointer;
  display: flex; align-items: center; gap: 8px; padding: 0;
  transition: color 0.2s; text-transform: uppercase; flex-shrink: 0; white-space: nowrap;
}
.btn-back:hover { color: var(--text); }
.lesson-header-title {
  font-family: var(--font-hero); font-size: 17px; letter-spacing: 2px; color: var(--text);
  flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.progress-track {
  width: 200px; height: 2px; background: var(--border); position: relative; flex-shrink: 0;
}
.progress-fill {
  position: absolute; left: 0; top: 0; bottom: 0; background: var(--red);
  transition: width 0.5s var(--ease); box-shadow: 0 0 8px var(--red);
}
.progress-label { font-family: var(--font-code); font-size: 10px; letter-spacing: 1px; color: var(--muted); white-space: nowrap; flex-shrink: 0; }

/* STEP CONTAINERS
   All hidden by default.
   .active class sets correct display per step type */
.step-container { display: none; }

/* Narrative: locked 2-column split, no page scroll */
.step-narrative.active {
  display: grid;
  grid-template-columns: 40% 1fr;
  height: calc(100vh - 56px);
  overflow: hidden;
  animation: stepIn 0.4s var(--ease);
}

/* All other steps: full-viewport flex column */
.step-container.active {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 56px);
  animation: stepIn 0.4s var(--ease);
}

@keyframes stepIn {
  from { opacity: 1; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── NARRATIVE PANELS ── */
.narrative-visual {
  background: var(--deep);
  border-right: 1px solid var(--border);
  height: 100%;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  position: relative;
}

.narrative-content {
  height: 100%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 52px 48px 52px;
}

/* ── STEP LABEL ── */
.step-label {
  font-family: var(--font-code); font-size: 10px; letter-spacing: 4px; color: var(--red);
  text-transform: uppercase; margin-bottom: 20px; display: flex; align-items: center; gap: 12px;
}
.step-label::before { content: ''; display: block; width: 24px; height: 1px; background: var(--red); flex-shrink: 0; }

.step-headline {
  font-family: var(--font-narr); font-size: clamp(24px,2.8vw,40px); line-height: 1.15;
  color: var(--text); margin-bottom: 22px;
}
.step-headline em { color: var(--red); font-style: italic; }

.step-body { font-size: 15px; line-height: 1.8; color: var(--muted); margin-bottom: 18px; }
.step-body strong { color: var(--text); font-weight: 600; }

.callout {
  border-left: 3px solid var(--amber); padding: 14px 18px;
  background: rgba(255,184,0,0.04); margin: 20px 0;
  font-family: var(--font-narr); font-style: italic; font-size: 15px; color: var(--amber); line-height: 1.6;
}
.callout.danger  { border-color: var(--red);    background: rgba(255,45,85,0.04);  color: var(--red); }
.callout.success { border-color: var(--green);  background: rgba(0,230,118,0.04);  color: var(--green); }
.callout.info    { border-color: var(--cyan);   background: rgba(0,212,255,0.04);  color: var(--cyan); }
.callout.purple  { border-color: var(--purple); background: rgba(180,77,255,0.04); color: var(--purple); }
.callout.orange  { border-color: var(--orange); background: rgba(255,149,0,0.04);  color: var(--orange); }

/* ── INTERACTIVE STEP ── */
.interactive-header { padding: 36px 36px 20px; max-width: 720px; flex-shrink: 0; }
.interactive-headline {
  font-family: var(--font-narr); font-size: clamp(20px,2.4vw,30px); color: var(--text);
  line-height: 1.25; margin-bottom: 8px;
}
.interactive-headline em { color: var(--red); font-style: italic; }
.interactive-sub { font-size: 14px; color: var(--muted); line-height: 1.6; }

.arena-wrap {
  padding: 0 36px 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start;
  flex: 1;
}
.arena-wrap.wide { grid-template-columns: 1fr; max-width: 800px; }

/* Panel */
.arena-panel { background: var(--surface); border: 1px solid var(--border); overflow: hidden; }
.panel-head {
  padding: 11px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-code); font-size: 10px; letter-spacing: 2px; text-transform: uppercase;
}
.ph-red    { color: var(--red);    border-bottom-color: rgba(255,45,85,0.3); }
.ph-green  { color: var(--green);  border-bottom-color: rgba(0,230,118,0.3); }
.ph-amber  { color: var(--amber);  border-bottom-color: rgba(255,184,0,0.3); }
.ph-cyan   { color: var(--cyan);   border-bottom-color: rgba(0,212,255,0.3); }
.ph-purple { color: var(--purple); border-bottom-color: rgba(180,77,255,0.3); }
.ph-orange { color: var(--orange); border-bottom-color: rgba(255,149,0,0.3); }

.panel-body { padding: 18px; }
.panel-body-flush { padding: 0; }

/* Terminal */
.terminal {
  background: #010204; font-family: var(--font-code); font-size: 12px; line-height: 1.9;
  padding: 14px 16px; min-height: 140px; max-height: 280px; overflow-y: auto;
}
.terminal::-webkit-scrollbar { width: 3px; }
.terminal::-webkit-scrollbar-thumb { background: var(--border2); }
.t-ok   { color: var(--green); }
.t-err  { color: var(--red); }
.t-warn { color: var(--amber); }
.t-info { color: var(--cyan); }
.t-dim  { color: var(--dim); }
.t-data { color: var(--purple); }

/* Code editor */
.code-editor { background: #030508; }
.editor-bar {
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: 9px 13px; display: flex; align-items: center; gap: 6px;
}
.ed-dot { width: 10px; height: 10px; border-radius: 50%; }
.ed-r { background: #ff5f57; } .ed-y { background: #febc2e; } .ed-g { background: #28c840; }
.editor-file { margin-left: 8px; font-family: var(--font-code); font-size: 11px; color: var(--muted); }
.code-body {
  padding: 16px 18px; overflow-x: auto; white-space: pre;
  font-family: var(--font-code); font-size: 12px; line-height: 1.8;
  max-height: 280px; overflow-y: auto;
}
.kw { color: #c792ea; } .str { color: #c3e88d; } .fn { color: #82aaff; }
.cm { color: #546e7a; } .num { color: #f78c6c; }
.bad  { background: rgba(255,45,85,0.15); color: var(--red); border-radius: 2px; padding: 0 2px; }
.good { background: rgba(0,230,118,0.10); color: var(--green); border-radius: 2px; padding: 0 2px; }
.sql-k { color: #c792ea; } .sql-s { color: #c3e88d; }
.sql-i { background: rgba(255,45,85,0.18); color: var(--red); border-radius: 2px; padding: 0 2px; text-decoration: underline; text-decoration-color: var(--red); }
.sql-c { color: #546e7a; }

/* Form */
.field-label {
  display: block; font-family: var(--font-code); font-size: 10px; letter-spacing: 2px;
  color: var(--muted); text-transform: uppercase; margin-bottom: 7px;
}
.sim-field {
  width: 100%; background: var(--deep); border: 1px solid var(--border);
  border-bottom: 2px solid var(--border2); color: var(--text);
  font-family: var(--font-code); font-size: 13px; padding: 11px 14px;
  outline: none; transition: border-color 0.2s,background 0.2s; display: block;
  -webkit-appearance: none; appearance: none;
}
.sim-field:focus { border-color: var(--cyan); border-bottom-color: var(--cyan); background: #0a0e14; }
.sim-field.evil  { border-color: var(--red);  border-bottom-color: var(--red);  color: var(--red);  background: rgba(255,45,85,0.04); }
.sim-field.safe  { border-color: var(--green); border-bottom-color: var(--green); }
select.sim-field   { cursor: pointer; }
textarea.sim-field { resize: vertical; min-height: 68px; }
.field-hint {
  font-family: var(--font-code); font-size: 10px; color: var(--amber);
  margin-top: 6px; display: flex; align-items: center; gap: 6px;
}
.input-group { margin-bottom: 16px; }

/* Buttons */
.btn-execute {
  font-family: var(--font-code); font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  padding: 12px 22px; background: var(--red); color: #fff; border: none; cursor: pointer;
  transition: all 0.25s; clip-path: polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-execute:hover { background: #ff0040; box-shadow: 0 8px 28px rgba(255,45,85,0.45); transform: translateY(-1px); }
.btn-defend {
  font-family: var(--font-code); font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  padding: 11px 22px; background: rgba(0,230,118,0.1); color: var(--green);
  border: 1px solid rgba(0,230,118,0.3); cursor: pointer; transition: all 0.25s;
  clip-path: polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-defend:hover { background: rgba(0,230,118,0.2); box-shadow: 0 4px 20px rgba(0,230,118,0.2); }
.btn-next {
  font-family: var(--font-code); font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  padding: 11px 22px; background: transparent; color: var(--muted);
  border: 1px solid var(--border2); cursor: pointer; transition: all 0.25s;
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-next:hover { color: var(--text); border-color: var(--text); }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }

/* Chips */
.payload-chips { display: flex; flex-wrap: wrap; gap: 7px; margin: 8px 0 12px; }
.chip {
  font-family: var(--font-code); font-size: 11px; padding: 4px 11px;
  background: rgba(255,45,85,0.08); border: 1px solid rgba(255,45,85,0.25); color: var(--red);
  cursor: pointer; transition: all 0.2s;
}
.chip:hover { background: rgba(255,45,85,0.18); border-color: var(--red); }
.chip.g { background: rgba(0,230,118,0.08); border-color: rgba(0,230,118,0.25); color: var(--green); }
.chip.g:hover { background: rgba(0,230,118,0.18); border-color: var(--green); }
.chip.b { background: rgba(0,212,255,0.08); border-color: rgba(0,212,255,0.25); color: var(--cyan); }
.chip.b:hover { background: rgba(0,212,255,0.18); border-color: var(--cyan); }
.chip.p { background: rgba(180,77,255,0.08); border-color: rgba(180,77,255,0.25); color: var(--purple); }
.chip.p:hover { background: rgba(180,77,255,0.18); border-color: var(--purple); }
.chip.o { background: rgba(255,149,0,0.08); border-color: rgba(255,149,0,0.25); color: var(--orange); }
.chip.o:hover { background: rgba(255,149,0,0.18); border-color: var(--orange); }

/* Step nav */
.step-nav { position: fixed; bottom: 24px; right: 36px; display: flex; gap: 10px; z-index: 300; }

/* SQL box */
.sql-box {
  background: #010204; border: 1px solid var(--border);
  font-family: var(--font-code); font-size: 12px;
  padding: 14px 16px; line-height: 2; white-space: pre-wrap; word-break: break-all; min-height: 76px;
}

/* Risk rows */
.risk-row { display: flex; align-items: center; gap: 10px; margin: 7px 0; font-family: var(--font-code); font-size: 11px; }
.risk-name  { color: var(--muted); width: 110px; flex-shrink: 0; }
.risk-track { flex: 1; height: 4px; background: var(--border); position: relative; }
.risk-fill  { height: 100%; position: absolute; left: 0; transition: width 1s var(--ease) 0.4s; }
.risk-pct   { color: var(--muted); width: 34px; text-align: right; flex-shrink: 0; }

/* Checklist */
.checklist { margin: 4px 0; }
.check-item {
  display: flex; gap: 12px; padding: 8px 0;
  border-bottom: 1px solid var(--border); font-size: 13px; color: var(--muted); line-height: 1.5;
}
.check-item:last-child { border-bottom: none; }
.check-icon { color: var(--green); flex-shrink: 0; font-family: var(--font-code); font-size: 11px; margin-top: 2px; }

/* DOM preview */
.dom-preview-bar {
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: 8px 13px; font-family: var(--font-code); font-size: 10px; letter-spacing: 2px;
  color: var(--muted); text-transform: uppercase;
}
.dom-preview { background: #f8f9fa; color: #333; padding: 18px; font-family: var(--font-body); font-size: 14px; min-height: 140px; }

/* QUIZ */
.step-quiz { display: none; align-items: center; justify-content: center; min-height: calc(100vh - 56px); padding: 56px 20px; }
.step-quiz.active { display: flex; }
.quiz-card { max-width: 660px; width: 100%; background: var(--surface); border: 1px solid var(--border); padding: 40px; }
.quiz-q { font-family: var(--font-narr); font-size: 22px; color: var(--text); margin-bottom: 28px; line-height: 1.4; }
.quiz-opts { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.quiz-opt {
  background: var(--card); border: 1px solid var(--border);
  padding: 13px 16px; cursor: pointer; display: flex; align-items: flex-start; gap: 13px; transition: all 0.2s;
}
.quiz-opt:hover   { border-color: var(--border2); background: #181e28; }
.quiz-opt.correct { border-color: var(--green); background: rgba(0,230,118,0.06); pointer-events: none; }
.quiz-opt.wrong   { border-color: var(--red);   background: rgba(255,45,85,0.06);  pointer-events: none; }
.opt-letter {
  width: 24px; height: 24px; border: 1px solid var(--border2);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-code); font-size: 11px; color: var(--muted); flex-shrink: 0; transition: all 0.2s;
}
.quiz-opt.correct .opt-letter { border-color: var(--green); background: rgba(0,230,118,0.2); color: var(--green); }
.quiz-opt.wrong   .opt-letter { border-color: var(--red);   background: rgba(255,45,85,0.2);   color: var(--red); }
.opt-text { font-size: 14px; color: var(--text); line-height: 1.4; padding-top: 1px; }
.quiz-fb {
  padding: 13px 16px; font-family: var(--font-narr); font-style: italic;
  font-size: 14px; line-height: 1.5; display: none; margin-bottom: 16px;
}
.quiz-fb.show  { display: block; }
.quiz-fb.fb-ok { background: rgba(0,230,118,0.06); border-left: 3px solid var(--green); color: var(--green); }
.quiz-fb.fb-no { background: rgba(255,45,85,0.06);  border-left: 3px solid var(--red);   color: #ff7a8a; }

/* COMPLETE */
.step-complete {
  display: none; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; min-height: calc(100vh - 56px); padding: 56px 20px;
}
.step-complete.active { display: flex; }
.complete-icon { font-size: 72px; margin-bottom: 18px; animation: bounceIn 0.6s var(--ease); }
@keyframes bounceIn { from { transform: scale(0.3); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.complete-title { font-family: var(--font-hero); font-size: clamp(44px,8vw,76px); letter-spacing: 4px; color: var(--text); margin-bottom: 5px; }
.complete-sub { font-family: var(--font-narr); font-style: italic; font-size: 18px; color: var(--muted); margin-bottom: 32px; }
.takeaways { max-width: 520px; text-align: left; background: var(--surface); border: 1px solid var(--border); padding: 26px; margin: 0 auto 32px; }
.takeaways-title { font-family: var(--font-code); font-size: 10px; letter-spacing: 3px; text-transform: uppercase; color: var(--green); margin-bottom: 16px; }
.takeaway-item { display: flex; gap: 12px; margin-bottom: 11px; font-size: 13px; color: var(--muted); line-height: 1.5; }
.takeaway-item::before { content: '✓'; color: var(--green); flex-shrink: 0; font-family: var(--font-code); font-size: 11px; margin-top: 2px; }

/* COMING SOON page */
.step-coming { display: none; }
.step-coming.active { display: grid; grid-template-columns: 38% 1fr; min-height: calc(100vh - 56px); }

.coming-visual {
  background: var(--deep); border-right: 1px solid var(--border);
  position: sticky; top: 56px; height: calc(100vh - 56px);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}

.coming-content {
  padding: 48px 48px 100px;
  overflow-y: auto; max-height: calc(100vh - 56px);
}

.coming-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-code); font-size: 10px; letter-spacing: 3px;
  padding: 5px 14px; border: 1px solid rgba(255,184,0,0.4);
  background: rgba(255,184,0,0.06); color: var(--amber); text-transform: uppercase; margin-bottom: 24px;
}
.coming-title { font-family: var(--font-hero); font-size: clamp(30px,3.5vw,50px); letter-spacing: 2px; color: var(--text); margin-bottom: 14px; }
.coming-desc { font-size: 15px; line-height: 1.8; color: var(--muted); margin-bottom: 16px; }

/* Interactive demo inside coming soon */
.coming-demo {
  background: var(--card); border: 1px solid var(--border);
  margin: 24px 0;
}
.coming-demo-header {
  padding: 11px 16px; border-bottom: 1px solid var(--border);
  font-family: var(--font-code); font-size: 10px; letter-spacing: 2px;
  text-transform: uppercase; display: flex; align-items: center; gap: 10px;
}

.preview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 20px 0; }
.preview-card { background: var(--surface); border: 1px solid var(--border); padding: 16px; }
.pc-num { font-family: var(--font-code); font-size: 9px; letter-spacing: 2px; color: var(--dim); margin-bottom: 6px; }
.pc-title { font-family: var(--font-hero); font-size: 15px; letter-spacing: 1px; color: var(--text); margin-bottom: 5px; }
.pc-desc { font-size: 12px; color: var(--muted); line-height: 1.5; }

/* Scene elements */
.scene-glow {
  position: absolute; border-radius: 50%; filter: blur(60px); pointer-events: none;
  animation: glowPulse 4s ease-in-out infinite;
}
@keyframes glowPulse { 0%,100% { opacity: 0.5; } 50% { opacity: 0.8; } }
.scene-badge {
  position: absolute; font-family: var(--font-code); font-size: 10px; letter-spacing: 1px;
  padding: 6px 12px; border: 1px solid; backdrop-filter: blur(8px);
  animation: floatBadge 5s ease-in-out infinite;
}
.scene-badge:nth-child(odd) { animation-delay: -2.5s; }
@keyframes floatBadge { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp { from { opacity: 1; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@keyframes blink  { 0%,100% { opacity: 1; } 50% { opacity: 0; } }


/* ── WHAT'S HAPPENING COMMENTARY BAR ── */
.what-happening {
  display: flex; align-items: flex-start; gap: 10px;
  background: rgba(0,212,255,0.05); border: 1px solid rgba(0,212,255,0.18);
  border-left: 3px solid var(--cyan); padding: 11px 16px;
  margin-top: 12px; max-width: 720px;
  animation: fadeUp 0.5s var(--ease);
}
.wh-icon { font-size: 14px; flex-shrink: 0; margin-top: 1px; }
.wh-text { font-size: 13px; color: rgba(0,212,255,0.75); line-height: 1.6; font-family: var(--font-body); }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .step-narrative  { grid-template-columns: 42% 1fr; }
  .step-coming     { grid-template-columns: 42% 1fr; }
  .narrative-visual { height: calc(100vh - 56px); }
  .coming-visual    { height: calc(100vh - 56px); }
  .narrative-content { padding: 40px 36px 100px; }
  .coming-content    { padding: 40px 36px 100px; }
  .arena-wrap { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; gap: 40px; }
  .preview-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  /* Nav */
  nav { padding: 14px 20px; }
  .nav-badge { display: none; }

  /* Lessons grid */
  .lessons-section { padding: 50px 16px; }
  .lessons-grid { grid-template-columns: 1fr 1fr; }
  .lesson-card.featured { grid-column: 1 / -1; flex-direction: column; gap: 14px; padding: 24px 18px; }
  .lesson-card.featured .card-icon  { font-size: 40px; }
  .lesson-card.featured .card-title { font-size: 26px; }
  .lesson-card { padding: 20px 16px; }

  /* Narrative — stack on mobile */
  .step-narrative.active { grid-template-columns: 1fr; height: auto; overflow: visible; }

  .narrative-visual  { height: 220px; border-right: none; border-bottom: 1px solid var(--border); }
  .narrative-content { padding: 28px 20px 80px; height: auto; justify-content: flex-start; overflow-y: visible; }

  .step-headline { font-size: 24px; }
  .step-body     { font-size: 14px; }

  /* Interactive */
  .interactive-header { padding: 28px 16px 18px; }
  .interactive-headline { font-size: 20px; }
  .arena-wrap { padding: 0 16px 70px; }

  /* Lesson header */
  .lesson-header { padding: 0 16px; gap: 12px; }
  .lesson-header-title { font-size: 14px; }
  .progress-track { width: 100px; }

  /* Hero */
  .hero { padding: 80px 20px 50px; }
  .hero-cta { flex-direction: column; align-items: center; }
  .btn-primary, .btn-ghost { width: 100%; max-width: 260px; justify-content: center; }

  /* Stats */
  .stats-strip { padding: 16px 20px; flex-wrap: wrap; }
  .stat-item { min-width: 48%; padding: 10px 8px; border-right: none; border-bottom: 1px solid var(--border); }
  .stat-item:nth-child(2n) { border-bottom: none; }

  /* Philosophy */
  .philosophy-section { padding: 44px 16px; }

  /* Footer */
  footer { padding: 20px 16px; flex-direction: column; text-align: center; }
  .footer-note { font-size: 9px; }

  .btn-execute, .btn-defend, .btn-next { padding: 11px 16px; font-size: 10px; }
  .quiz-card { padding: 22px 16px; }
  .step-nav { bottom: 14px; right: 14px; }

  /* Coming soon */
  .preview-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .lessons-grid { grid-template-columns: 1fr; }
}

@media (max-width: 380px) {
  .hero-title { font-size: 52px; letter-spacing: 2px; }
  .nav-logo { font-size: 19px; }
  .complete-title { font-size: 40px; }
}

/* Fallback: if animations don't run (file://, reduced-motion), ensure visibility */
@media (prefers-reduced-motion: reduce) {
  .hero-eyebrow, .hero-title, .hero-sub, .hero-cta, .scroll-hint { animation: none !important; opacity: 1 !important; }
}
/* Hero visibility fix — always visible regardless of animation support */
.hero-eyebrow, .hero-title, .hero-sub, .hero-cta, .scroll-hint { opacity: 1 !important; }
.hero-loaded .hero-eyebrow { animation: fadeUp 0.8s var(--ease) 0.2s both; }
.hero-loaded .hero-title   { animation: fadeUp 0.9s var(--ease) 0.35s both; }
.hero-loaded .hero-sub     { animation: fadeUp 0.8s var(--ease) 0.5s both; }
.hero-loaded .hero-cta     { animation: fadeUp 0.8s var(--ease) 0.65s both; }