/* =====================
   COOLFLOW OS — THEME
   ===================== */

/* --- Variables --- */
:root {
  --navy:     #0B1E2D;
  --navy-mid: #122233;
  --navy-soft:#162E45;
  --teal:     #00D4A4;
  --teal-dim: rgba(0, 212, 164, 0.15);
  --white:    #F5F7FA;
  --white-dim: rgba(245, 247, 250, 0.55);
  --mid:      #7A95AB;
  --surface:  rgba(255,255,255,0.04);
  --border:   rgba(255,255,255,0.08);

  --font-display: 'Outfit', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --max-w: 1100px;
  --section-pad: 96px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- Selection --- */
::selection { background: var(--teal); color: var(--navy); }

/* --- Nav --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 20px 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--white);
}

/* --- Section label --- */
.section-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 120px 60px 80px;
  gap: 0;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 80% at 90% 50%, rgba(0,212,164,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 50% 100%, rgba(0,212,164,0.04) 0%, transparent 60%),
    var(--navy);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, #0D2235 0%, #12293F 50%, #0B1E2D 100%);
  z-index: 0;
}

.hero-left {
  position: relative;
  z-index: 1;
  padding-right: 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-right {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--teal-dim);
  border: 1px solid rgba(0,212,164,0.25);
  color: var(--teal);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 100px;
  width: fit-content;
  margin-bottom: 28px;
}

.badge-dot {
  width: 6px; height: 6px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--teal);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero-left h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-left h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--teal) 0%, #00F5CC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--mid);
  max-width: 460px;
  margin-bottom: 36px;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--white-dim);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 100px;
}

.pill svg { color: var(--teal); }

/* Hero Visual */
.hero-visual {
  background: var(--navy-mid);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  width: 100%;
  max-width: 420px;
  position: relative;
}

.visual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}

.v-cell {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.v-cell--highlight {
  border-color: rgba(0,212,164,0.3);
  background: rgba(0,212,164,0.05);
}

.v-cell--accent {
  background: var(--teal-dim);
  border-color: rgba(0,212,164,0.3);
}

.v-cell-label {
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 4px;
}

.v-cell-val {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
}

.v-cell--accent .v-cell-val { color: var(--teal); }

.v-cell-sub {
  font-size: 0.72rem;
  color: var(--mid);
  margin-top: 2px;
}

.visual-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.bar-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  color: var(--mid);
  white-space: nowrap;
}

.bar-track {
  flex: 1;
  height: 5px;
  background: rgba(255,255,255,0.08);
  border-radius: 100px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--teal) 0%, #00F5CC 100%);
  border-radius: 100px;
}

.bar-val {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--teal);
  white-space: nowrap;
}

.visual-list { display: flex; flex-direction: column; gap: 8px; }

.list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--mid);
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.list-item--done { color: var(--white-dim); }
.list-item--active {
  background: rgba(0,212,164,0.05);
  border-color: rgba(0,212,164,0.2);
  color: var(--white);
}

.list-dot {
  width: 8px; height: 8px;
  background: var(--teal);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 8px var(--teal);
}

.list-dot--dim {
  background: var(--mid);
  box-shadow: none;
}

.hero-glow {
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,212,164,0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* --- Features --- */
.features {
  padding: var(--section-pad) 60px;
  background:
    radial-gradient(ellipse 50% 60% at 10% 50%, rgba(0,212,164,0.04) 0%, transparent 60%),
    var(--navy);
}

.features h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 600px;
  margin-bottom: 60px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: var(--max-w);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.feature-card:hover {
  border-color: rgba(0,212,164,0.25);
  background: rgba(0,212,164,0.03);
}

.feature-card--accent {
  background: rgba(0,212,164,0.06);
  border-color: rgba(0,212,164,0.2);
}

.feature-card--wide { grid-column: span 2; }

.feature-icon {
  width: 48px; height: 48px;
  background: var(--teal-dim);
  border: 1px solid rgba(0,212,164,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--mid);
}

/* --- Playbook --- */
.playbook {
  padding: var(--section-pad) 60px;
  background: var(--navy-mid);
  position: relative;
  overflow: hidden;
}

.playbook::before {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,212,164,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.playbook h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 64px;
  text-align: center;
}

.playbook-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: var(--max-w);
  margin: 0 auto;
  gap: 0;
}

.step {
  flex: 1;
  max-width: 300px;
  position: relative;
}

.step-num {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  color: rgba(0,212,164,0.12);
  line-height: 1;
  margin-bottom: 20px;
}

.step-body h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.step-body p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mid);
}

.step-connector {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  flex-shrink: 0;
  margin: 0 20px;
  margin-top: -40px;
}

/* --- Proof --- */
.proof {
  padding: var(--section-pad) 60px;
  background: var(--navy);
}

.proof-eyebrow {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  text-align: center;
  margin-bottom: 48px;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  max-width: var(--max-w);
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  background: var(--border);
}

.proof-stat {
  background: var(--navy-mid);
  padding: 40px 32px;
  text-align: center;
}

.stat-val {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--teal);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--mid);
  line-height: 1.5;
  max-width: 140px;
  margin: 0 auto;
}

.proof-bottom {
  max-width: 560px;
  margin: 48px auto 0;
  text-align: center;
}

.proof-context {
  font-size: 0.9rem;
  color: var(--mid);
  line-height: 1.65;
}

/* --- Closing --- */
.closing {
  padding: var(--section-pad) 60px;
  background: var(--navy-mid);
}

.closing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 20px;
}

.closing > p {
  font-size: 1rem;
  color: var(--mid);
  max-width: 540px;
  line-height: 1.65;
  margin-bottom: 56px;
}

.closing-cta {
  display: flex;
  align-items: flex-end;
  gap: 48px;
}

.cta-block {
  background: var(--surface);
  border: 1px solid rgba(0,212,164,0.25);
  border-radius: 20px;
  padding: 36px;
  max-width: 340px;
}

.cta-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-dim);
  border: 1px solid rgba(0,212,164,0.2);
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.cta-block h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.cta-price {
  font-size: 0.9rem;
  color: var(--mid);
  margin-bottom: 12px;
}

.cta-price span {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
}

.cta-block > p:last-of-type {
  font-size: 0.82rem;
  color: var(--mid);
  line-height: 1.5;
  margin-bottom: 20px;
}

.cta-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cta-features span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--white-dim);
}

.cta-features span svg { color: var(--teal); flex-shrink: 0; }

.closing-tagline {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--mid);
  max-width: 300px;
  font-style: italic;
}

/* --- Footer --- */
.footer {
  padding: 40px 60px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--white);
}

.footer-sub {
  font-size: 0.82rem;
  color: var(--mid);
  margin-left: 8px;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 100px 32px 60px; }
  .hero::before { display: none; }
  .hero-left { padding-right: 0; }
  .hero-right { display: none; }
  .features { padding: 80px 32px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .feature-card--wide { grid-column: span 1; }
  .playbook { padding: 80px 32px; }
  .playbook-steps { flex-direction: column; gap: 40px; }
  .step-connector { width: 2px; height: 40px; background: linear-gradient(180deg, transparent, var(--teal), transparent); margin: 0; }
  .proof { padding: 80px 32px; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .closing { padding: 80px 32px; }
  .closing-cta { flex-direction: column; align-items: flex-start; }
  .closing-tagline { max-width: 100%; }
  .footer { flex-direction: column; padding: 32px; text-align: center; }
  .footer-sub { margin-left: 0; }
}

@media (max-width: 600px) {
  .feature-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .playbook-steps { gap: 32px; }
  .step { max-width: 100%; }
}