/* ===========================
   kabumble.ai — stylesheet
   =========================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --cream: #F5F0E8;
  --ink: #1A1510;
  --warm-mid: #8C7B6B;
  --accent-coral: #E8552A;
  --accent-gold: #D4A017;
  --card-bg: #FDFAF4;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Syne', sans-serif;
  background-color: var(--cream);
  color: var(--ink);
  overflow-x: hidden;
  min-height: 100vh;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.5;
}

/* ===========================
   NAVIGATION
   =========================== */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(245, 240, 232, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26, 21, 16, 0.08);
}

.nav-logo {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: none;
}

.nav-logo span { color: var(--accent-coral); }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--warm-mid);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s;
  border: none;
  background: none;
}

.nav-links a:hover { color: var(--ink); }

.nav-cta {
  background: var(--ink) !important;
  color: var(--cream) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 2px;
}

.nav-cta:hover {
  background: var(--accent-coral) !important;
  color: var(--cream) !important;
}

/* ===========================
   PAGE ROUTING
   =========================== */

.page { display: none; }
.page.active { display: block; }

/* ===========================
   HERO
   =========================== */

.hero {
  min-height: 100vh;
  padding: 8rem 2.5rem 4rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.sheet-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.sheet {
  position: absolute;
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(26, 21, 16, 0.08);
  border-radius: 4px;
  animation: fadeIn 1.2s ease both;
}

.sheet::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 18px,
    rgba(26, 21, 16, 0.03) 18px,
    rgba(26, 21, 16, 0.03) 19px
  );
}

.s1 { width: 300px; height: 180px; top: 12%; left: -60px; transform: rotate(-14deg); animation-delay: 0.1s; }
.s2 { width: 220px; height: 140px; top: 20%; right: 5%; transform: rotate(8deg); animation-delay: 0.25s; }
.s3 { width: 180px; height: 110px; bottom: 20%; left: 10%; transform: rotate(21deg); animation-delay: 0.4s; }
.s4 { width: 260px; height: 160px; bottom: 10%; right: -40px; transform: rotate(-7deg); animation-delay: 0.3s; }
.s5 { width: 120px; height: 80px; top: 55%; left: 35%; transform: rotate(33deg); opacity: 0.6; animation-delay: 0.5s; }

.hero-content {
  position: relative;
  z-index: 2;
  animation: fadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.hero-visual {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeUp 0.9s 0.15s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-coral);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--accent-coral);
  flex-shrink: 0;
}

h1 {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.04em;
  margin-bottom: 2rem;
}

h1 em {
  font-style: italic;
  color: var(--accent-coral);
  font-family: 'Space Mono', monospace;
  font-weight: 400;
  font-size: 0.6em;
  letter-spacing: -0.02em;
  transform: rotate(-2deg);
  display: inline-block;
  margin-top: 0.1em;
}

.hero-desc {
  font-family: 'Space Mono', monospace;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--warm-mid);
  max-width: 420px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

/* ===========================
   BUTTONS
   =========================== */

.btn-primary {
  background: var(--ink);
  color: var(--cream);
  padding: 1rem 2rem;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid var(--ink);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--accent-coral);
  border-color: var(--accent-coral);
  transform: rotate(-1deg) scale(1.02);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  padding: 1rem 1.5rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  border: none;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: var(--accent-coral);
  transition: opacity 0.2s;
}

.btn-ghost:hover { opacity: 0.6; }

/* ===========================
   TICKER STRIP
   =========================== */

.tagline-strip {
  background: var(--ink);
  color: var(--cream);
  padding: 1.5rem 0;
  overflow: hidden;
}

.ticker-wrap {
  display: flex;
  animation: ticker 18s linear infinite;
  white-space: nowrap;
}

.ticker-item {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0 3rem;
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-shrink: 0;
}

.ticker-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-coral);
  flex-shrink: 0;
}

/* ===========================
   FEATURES
   =========================== */

.features {
  padding: 6rem 2.5rem;
  position: relative;
}

.section-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--warm-mid);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(26, 21, 16, 0.12);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background: rgba(26, 21, 16, 0.1);
  border: 1.5px solid rgba(26, 21, 16, 0.1);
}

.feature-card {
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

.feature-card:hover { background: var(--cream); }

.feature-card::before {
  content: attr(data-num);
  position: absolute;
  top: -0.5rem;
  right: 1rem;
  font-family: 'Space Mono', monospace;
  font-size: 5rem;
  font-weight: 700;
  color: rgba(26, 21, 16, 0.04);
  line-height: 1;
  pointer-events: none;
}

.feature-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.feature-desc {
  font-family: 'Space Mono', monospace;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--warm-mid);
}

/* ===========================
   HOW IT WORKS
   =========================== */

.how {
  padding: 6rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 6rem;
  align-items: start;
}

.how-left h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 1.5rem;
}

.how-left h2 span {
  color: var(--accent-coral);
  font-family: 'Space Mono', monospace;
  font-weight: 400;
  font-style: italic;
}

.how-left p {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--warm-mid);
}

.steps {
  display: flex;
  flex-direction: column;
}

.step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 1.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid rgba(26, 21, 16, 0.1);
  transition: padding-left 0.3s;
}

.step:hover { padding-left: 0.5rem; }

.step-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent-coral);
  padding-top: 0.25rem;
  font-weight: 700;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-family: 'Space Mono', monospace;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--warm-mid);
}

/* ===========================
   TESTIMONIALS
   =========================== */

.social {
  padding: 6rem 2.5rem;
  background: var(--card-bg);
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial {
  border: 1px solid rgba(26, 21, 16, 0.1);
  border-radius: 2px;
  padding: 2rem;
  background: var(--cream);
  transform: rotate(var(--rot));
  transition: transform 0.3s;
}

.testimonial:hover { transform: rotate(0deg) !important; }
.testimonial:nth-child(1) { --rot: -1.5deg; }
.testimonial:nth-child(2) { --rot: 0.8deg; margin-top: 1.5rem; }
.testimonial:nth-child(3) { --rot: -0.5deg; }

.quote-mark {
  font-family: 'Space Mono', monospace;
  font-size: 3rem;
  line-height: 1;
  color: var(--accent-coral);
  margin-bottom: 0.5rem;
  display: block;
}

.quote-text {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.quote-author {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--warm-mid);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===========================
   CTA SECTION
   =========================== */

.cta-section {
  padding: 8rem 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: 'KABUMBLE';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-8deg);
  font-size: clamp(6rem, 15vw, 14rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  color: rgba(26, 21, 16, 0.04);
  pointer-events: none;
  white-space: nowrap;
}

.cta-section h2 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 1rem;
  position: relative;
}

.cta-section > p {
  font-family: 'Space Mono', monospace;
  font-size: 0.9rem;
  color: var(--warm-mid);
  margin-bottom: 2.5rem;
  position: relative;
}

/* ===========================
   FOOTER
   =========================== */

footer {
  border-top: 1px solid rgba(26, 21, 16, 0.1);
  padding: 2rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer .logo {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink);
  cursor: pointer;
  border: none;
  background: none;
}

footer .logo span { color: var(--accent-coral); }

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-links a {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--warm-mid);
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--ink); }

footer small {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: var(--warm-mid);
}

/* ===========================
   CONTACT PAGE
   =========================== */

.contact-page {
  min-height: 100vh;
  padding: 7rem 2.5rem 4rem;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 6rem;
  align-items: start;
  position: relative;
  overflow: hidden;
}

.contact-page::before {
  content: 'CONTACT';
  position: absolute;
  top: 4rem;
  right: -2rem;
  font-size: clamp(5rem, 12vw, 11rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  color: rgba(26, 21, 16, 0.04);
  pointer-events: none;
  white-space: nowrap;
}

.contact-left {
  position: relative;
  z-index: 1;
  padding-top: 2rem;
}

.contact-left h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 1.5rem;
}

.contact-left h2 em {
  font-style: italic;
  color: var(--accent-coral);
  font-family: 'Space Mono', monospace;
  font-weight: 400;
  font-size: 0.65em;
  transform: rotate(-1.5deg);
  display: inline-block;
  margin-top: 0.2em;
}

.contact-left > p {
  font-family: 'Space Mono', monospace;
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--warm-mid);
  max-width: 360px;
  margin-bottom: 2rem;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--ink);
  color: var(--cream);
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border-radius: 2px;
}

.contact-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-coral);
  flex-shrink: 0;
}

.contact-form-wrap { position: relative; z-index: 1; }

.contact-card {
  background: var(--card-bg);
  border: 1.5px solid rgba(26, 21, 16, 0.12);
  border-radius: 2px;
  padding: 2.5rem;
}

.form-group { margin-bottom: 1.5rem; }

.form-label {
  display: block;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--warm-mid);
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--cream);
  border: 1.5px solid rgba(26, 21, 16, 0.15);
  border-radius: 2px;
  font-family: 'Space Mono', monospace;
  font-size: 0.85rem;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.form-input:focus { border-color: var(--accent-coral); }

.form-input::placeholder { color: var(--warm-mid); }

textarea.form-input {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-submit {
  width: 100%;
  padding: 1.1rem;
  background: var(--ink);
  color: var(--cream);
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 2px solid var(--ink);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 0.5rem;
}

.form-submit:hover {
  background: var(--accent-coral);
  border-color: var(--accent-coral);
  transform: rotate(-0.5deg);
}

.form-note {
  font-family: 'Space Mono', monospace;
  font-size: 0.68rem;
  color: var(--warm-mid);
  margin-top: 1rem;
  text-align: center;
  line-height: 1.6;
}

/* Success state */
.success-state { display: none; text-align: center; padding: 3rem 2rem; }

.success-check {
  font-size: 2.5rem;
  color: var(--accent-coral);
  margin-bottom: 1rem;
  display: block;
}

.success-title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.success-msg {
  font-family: 'Space Mono', monospace;
  font-size: 0.8rem;
  color: var(--warm-mid);
  line-height: 1.7;
}

.back-link {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-coral);
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
  border: none;
  background: none;
  margin-top: 1.5rem;
  display: inline-block;
}

/* ===========================
   ANIMATIONS
   =========================== */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

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

@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }

  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 6rem 1.5rem 3rem;
  }

  h1 { font-size: 2.8rem; }

  .features { padding: 4rem 1.5rem; }
  .features-grid { grid-template-columns: 1fr; }

  .how {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 4rem 1.5rem;
  }

  .social { padding: 4rem 1.5rem; }
  .testimonials { grid-template-columns: 1fr; }
  .testimonial { transform: none !important; margin-top: 0 !important; }

  .cta-section { padding: 5rem 1.5rem; }

  .contact-page {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 6rem 1.5rem 3rem;
  }

  footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    padding: 2rem 1.5rem;
  }

  .footer-links { flex-wrap: wrap; justify-content: center; }
}

/* Error state */
.error-state { display: none; margin-top: 1rem; padding: 0.875rem 1rem; border: 1.5px solid #E8552A; border-radius: 2px; }
.error-msg { font-family: 'Space Mono', monospace; font-size: 0.78rem; color: #E8552A; line-height: 1.6; }