@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Space+Mono:wght@400;700&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ============================================================
   CSS Variables
============================================================ */
:root {
  --navy:       #0d1117;
  --navy-2:     #0f1923;
  --navy-3:     #131e2b;
  --navy-border:#1e2d3d;
  --orange:     #f97316;
  --orange-dim: #c25a0e;
  --orange-glow:rgba(249,115,22,0.15);
  --white:      #ffffff;
  --gray-1:     #f0f4f8;
  --gray-2:     #a0aec0;
  --gray-3:     #4a5568;
  --text:       #e2e8f0;
  --text-dim:   #94a3b8;

  --font-display: 'Bebas Neue', sans-serif;
  --font-mono:    'Space Mono', monospace;
  --font-body:    'DM Sans', sans-serif;

  --radius:  8px;
  --radius-lg: 16px;
  --shadow:  0 4px 24px rgba(0,0,0,0.4);
  --shadow-orange: 0 0 40px rgba(249,115,22,0.2);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ============================================================
   Utility
============================================================ */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  letter-spacing: 0.04em;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray-2);
  max-width: 600px;
  line-height: 1.8;
}

.text-orange { color: var(--orange); }

/* ============================================================
   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='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ============================================================
   NAV
============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: background 0.3s, border-color 0.3s;
}

.nav.scrolled {
  background: rgba(13,17,23,0.95);
  border-bottom: 1px solid var(--navy-border);
  backdrop-filter: blur(12px);
  padding: 14px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-icon svg {
  filter: drop-shadow(0 0 8px rgba(249,115,22,0.4));
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.08em;
  color: var(--white);
}

.nav-logo-text span {
  color: var(--orange);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-2);
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--orange);
  color: var(--navy) !important;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 700 !important;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: var(--orange-dim) !important; color: var(--white) !important; }

/* ============================================================
   HERO
============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(249,115,22,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(249,115,22,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(249,115,22,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(249,115,22,0.1);
  border: 1px solid rgba(249,115,22,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 32px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--orange);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--orange);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 96px);
  letter-spacing: 0.03em;
  line-height: 1;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-title .highlight {
  color: var(--orange);
  position: relative;
}

.hero-sub {
  font-size: 20px;
  color: var(--gray-2);
  max-width: 580px;
  line-height: 1.8;
  margin-bottom: 48px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--orange);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 32px;
  border-radius: var(--radius);
  transition: all 0.2s;
  box-shadow: 0 0 30px rgba(249,115,22,0.3);
}

.btn-primary:hover {
  background: var(--orange-dim);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(249,115,22,0.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--gray-2);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--navy-border);
  transition: all 0.2s;
}

.btn-secondary:hover {
  color: var(--white);
  border-color: var(--gray-3);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--navy-border);
  flex-wrap: wrap;
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 0.05em;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ============================================================
   PROBLEM
============================================================ */
.problem {
  background: var(--navy-2);
  border-top: 1px solid var(--navy-border);
  border-bottom: 1px solid var(--navy-border);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.problem-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 32px;
}

.problem-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.problem-icon {
  width: 36px;
  height: 36px;
  background: rgba(249,115,22,0.1);
  border: 1px solid rgba(249,115,22,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.problem-item-title {
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
}

.problem-item-text {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
}

.problem-visual {
  position: relative;
}

.slack-mock {
  background: #1a1d21;
  border: 1px solid #2d3139;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow);
  font-family: var(--font-mono);
  font-size: 12px;
}

.slack-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #2d3139;
  color: var(--gray-2);
  font-size: 11px;
}

.slack-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

.slack-message {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.slack-avatar {
  width: 32px; height: 32px;
  border-radius: 6px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}

.slack-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}

.slack-name span {
  font-size: 10px;
  font-weight: 400;
  color: var(--text-dim);
  margin-left: 8px;
}

.slack-text {
  font-size: 13px;
  color: var(--text);
  line-height: 1.6;
}

.slack-block {
  background: var(--navy-3);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 12px 16px;
  margin-top: 8px;
}

.slack-block-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.slack-metric {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--gray-2);
  padding: 3px 0;
}

.slack-metric .alert { color: #fc8181; }
.slack-metric .good { color: #68d391; }

/* ============================================================
   FEATURES
============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.feature-card {
  background: var(--navy-2);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color 0.3s, transform 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover {
  border-color: rgba(249,115,22,0.3);
  transform: translateY(-4px);
}

.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 48px; height: 48px;
  background: var(--orange-glow);
  border: 1px solid rgba(249,115,22,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 12px;
}

.feature-text {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.8;
}

.feature-tag {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  background: var(--orange-glow);
  padding: 4px 10px;
  border-radius: 100px;
}

/* ============================================================
   HOW IT WORKS
============================================================ */
.how {
  background: var(--navy-2);
  border-top: 1px solid var(--navy-border);
  border-bottom: 1px solid var(--navy-border);
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 56px;
  position: relative;
}

.how-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--navy-border), var(--navy-border), transparent);
  z-index: 0;
}

.how-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.how-step-num {
  width: 56px; height: 56px;
  background: var(--navy-3);
  border: 1px solid var(--navy-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--orange);
  transition: border-color 0.3s, background 0.3s;
}

.how-step:hover .how-step-num {
  background: var(--orange-glow);
  border-color: rgba(249,115,22,0.4);
}

.how-step-title {
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
  font-size: 15px;
}

.how-step-text {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.7;
}

/* ============================================================
   PRICING
============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 800px;
  margin: 56px auto 0;
}

.pricing-card {
  background: var(--navy-2);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  transition: border-color 0.3s;
}

.pricing-card.featured {
  border-color: var(--orange);
  box-shadow: var(--shadow-orange);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-plan {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 64px;
  letter-spacing: 0.02em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}

.pricing-price sup {
  font-size: 28px;
  vertical-align: super;
}

.pricing-period {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.pricing-license {
  font-size: 13px;
  color: var(--orange);
  margin-bottom: 28px;
  font-weight: 500;
}

.pricing-divider {
  height: 1px;
  background: var(--navy-border);
  margin-bottom: 28px;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-dim);
}

.pricing-features li::before {
  content: '✓';
  color: var(--orange);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 14px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: all 0.2s;
}

.pricing-btn-primary {
  background: var(--orange);
  color: var(--navy);
}

.pricing-btn-primary:hover {
  background: var(--orange-dim);
  color: var(--white);
}

.pricing-btn-secondary {
  background: transparent;
  color: var(--gray-2);
  border: 1px solid var(--navy-border);
}

.pricing-btn-secondary:hover {
  border-color: var(--gray-3);
  color: var(--white);
}

.pricing-note {
  text-align: center;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

/* ============================================================
   MARGIN CALCULATOR
============================================================ */
.margin-calc {
  margin-top: 48px;
  background: var(--navy-2);
  border: 1px solid rgba(249,115,22,0.2);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
}

.margin-calc-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 32px;
}

.margin-calc-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.margin-calc-item {
  background: var(--navy-3);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  padding: 20px 28px;
  min-width: 140px;
}

.margin-calc-item.highlight {
  border-color: rgba(249,115,22,0.4);
  background: rgba(249,115,22,0.05);
}

.margin-calc-num {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 0.04em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.margin-calc-desc {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.6;
}

.margin-calc-desc span {
  color: var(--gray-3);
  font-size: 11px;
}

.margin-calc-arrow {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--orange);
  opacity: 0.6;
}

.margin-calc-note {
  font-size: 13px;
  color: var(--text-dim);
  font-style: italic;
}

@media (max-width: 768px) {
  .margin-calc-arrow { transform: rotate(90deg); }
  .margin-calc-grid { flex-direction: column; }
}

/* ============================================================
   FAQ
============================================================ */
.faq-list {
  max-width: 720px;
  margin: 56px auto 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.faq-item {
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-2);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  transition: color 0.2s;
}

.faq-question:hover { color: var(--orange); }

.faq-arrow {
  color: var(--orange);
  font-size: 20px;
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item.open .faq-arrow { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.open .faq-answer { max-height: 300px; }

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.8;
  border-top: 1px solid var(--navy-border);
  padding-top: 16px;
}

/* ============================================================
   CTA BANNER
============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-3) 0%, rgba(249,115,22,0.05) 100%);
  border: 1px solid rgba(249,115,22,0.2);
  border-radius: var(--radius-lg);
  padding: 80px 60px;
  text-align: center;
  margin: 0 24px;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 100%, rgba(249,115,22,0.08), transparent);
  pointer-events: none;
}

.cta-banner-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
}

.cta-banner-sub {
  font-size: 17px;
  color: var(--gray-2);
  margin-bottom: 40px;
  position: relative;
}

.cta-banner-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* ============================================================
   FOOTER
============================================================ */
.footer {
  border-top: 1px solid var(--navy-border);
  padding: 48px 0;
  margin-top: 100px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.08em;
  color: var(--white);
}

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

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.2s;
}

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

.footer-copy {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

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

.fade-up {
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
}

.fade-up-1 { animation-delay: 0.1s; }
.fade-up-2 { animation-delay: 0.2s; }
.fade-up-3 { animation-delay: 0.3s; }
.fade-up-4 { animation-delay: 0.4s; }
.fade-up-5 { animation-delay: 0.5s; }

/* ============================================================
   Responsive
============================================================ */
@media (max-width: 768px) {
  .nav-links { display: none; }

  .problem-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .how-steps { grid-template-columns: repeat(2, 1fr); }
  .how-steps::before { display: none; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; }

  .hero-stats { gap: 32px; }
  .cta-banner { padding: 48px 24px; margin: 0 12px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .section { padding: 72px 0; }
}