/* ============================================================
   XEME — BRUTALIST GTM OS DESIGN SYSTEM
   ============================================================ */

/* DESIGN TOKENS */
:root {
  --paper: #F4F4F0;
  --paper2: #EAE8E3;
  --ink: #050505;
  --ink-dim: #333333;
  --red: #E61919;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
}

/* 1. RESET */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

::selection {
  background: var(--red);
  color: var(--paper);
}

* {
  -webkit-tap-highlight-color: transparent;
}

/* 2. FOCUS */
:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

/* 3. BODY */
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* 3B. NOTIFICATION BANNER */
.banner {
  background: var(--red);
  color: var(--paper);
  padding: 10px 32px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--red);
}

.banner span { opacity: 0.9; }

.banner a {
  color: var(--paper);
  text-decoration: none;
  border: 1px solid var(--paper);
  padding: 5px 16px;
  transition: background 0.1s, color 0.1s;
}

.banner a:hover {
  background: var(--paper);
  color: var(--red);
}

/* 4. REGISTER STRIP */
.register {
  font-family: var(--font-mono);
  font-size: clamp(7px, 1.5vw, 12px);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--paper);
  padding: 6px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--ink);
  overflow: hidden;
  white-space: nowrap;
  gap: 16px;
}

/* 5. NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 32px;
  height: 56px;
}

.nav-logo {
  font-family: var(--font-body);
  font-size: 26px;
  font-weight: 900;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}
.nav-logo:hover {
  color: var(--red);
}



.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-dim);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.1s;
}

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

.nav-cta {
  font-family: var(--font-mono) !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  letter-spacing: 0.1em !important;
  text-transform: uppercase !important;
  padding: 8px 20px !important;
  background: var(--ink) !important;
  color: var(--paper) !important;
  text-decoration: none;
  transition: background 0.1s;
}

.nav-cta:hover {
  background: var(--red) !important;
}

/* 6. MARQUEE */
.marquee {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  overflow: hidden;
  white-space: nowrap;
  padding: 12px 0;
}

.marquee:hover .marquee-inner {
  animation-play-state: paused;
}

.marquee-inner {
  display: inline-flex;
}

.marquee-item {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 0 32px;
  flex-shrink: 0;
}

.marquee-item .sep {
  color: var(--red);
  margin: 0 16px;
}

/* 7. HERO */
.hero {
  padding: 80px 32px 100px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  border-bottom: 1px solid var(--ink);
  min-height: 85vh;
  align-items: end;
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.hero-numeral {
  font-family: var(--font-body);
  font-size: clamp(8rem, 12vw, 18rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.06em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0;
}

.hero-numeral span {
  color: var(--red);
}

.hero-right {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 32px;
  padding-bottom: 20px;
}

.hero-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border-top: 1px solid var(--ink);
  padding-top: 12px;
}

.hero-subtitle {
  font-size: 20px;
  line-height: 1.7;
  color: var(--ink-dim);
  max-width: 440px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* 8. BUTTONS */
.btn {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 24px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.1s;
  cursor: pointer;
  border: 1px solid var(--ink);
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}

.btn-primary:hover {
  background: var(--red);
  border-color: var(--red);
}

.btn-outline {
  background: transparent;
  color: var(--ink);
}

.btn-outline:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn:active {
  transform: scale(0.97);
}

/* 9. SECTIONS */
.section {
  padding: 80px 32px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--red);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '//';
  font-weight: 700;
}

.section-title {
  font-family: var(--font-body);
  font-size: clamp(3rem, 5vw, 6rem);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-desc {
  font-size: 19px;
  color: var(--ink-dim);
  line-height: 1.7;
  max-width: 520px;
}

/* 10. STATS */
.stats {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--ink);
}

.stat-card {
  background: var(--paper);
  padding: 36px 28px;
  transition: background 0.1s, transform 0.15s ease;
}

.stat-card:hover {
  background: var(--paper2);
  transform: translateY(-1px);
}

.stat-value {
  font-family: var(--font-body);
  font-size: 43px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 6px;
}

.stat-value .red {
  color: var(--red);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 12px;
}

.stat-sub {
  font-size: 13px;
  color: var(--ink-dim);
}

/* 11. PILLARS */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--ink);
  margin-top: 60px;
  border: 1px solid var(--ink);
}

.pillar-card {
  background: var(--paper);
  padding: 44px 36px;
  transition: background 0.1s, transform 0.15s ease;
}

.pillar-card:hover {
  background: var(--paper2);
  transform: translateY(-2px);
}

.pillar-index {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}

.pillar-title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 12px;
  line-height: 1.2;
}

.pillar-desc {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.7;
}

/* 12. CODEX (DARK SECTION) */
.codex {
  background: var(--ink);
  color: var(--paper);
  border-top: 1px solid var(--ink);
}

.codex .section-label {
  color: var(--red);
}

.codex .section-title {
  color: var(--paper);
}

.codex .section-desc {
  color: var(--ink-dim);
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 60px;
  border: 1px solid var(--ink-dim);
}

.manifesto-item {
  padding: 40px 36px;
  border: 1px solid var(--ink-dim);
}

.manifesto-num {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.2em;
  margin-bottom: 16px;
}

.manifesto-title {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--paper);
}

.manifesto-desc {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.7;
}

/* 13. STACK */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--ink);
  margin-top: 60px;
  border: 1px solid var(--ink);
}

.stack-item {
  background: var(--paper);
  padding: 28px 20px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.1s, transform 0.15s ease;
}

.stack-item:hover {
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-1px);
}

/* 14. FAQ */
.faq-list {
  margin-top: 60px;
}

.faq-item {
  border-top: 1px solid var(--ink);
  padding: 20px 0;
  transition: background 0.1s;
}

.faq-item:last-child {
  border-bottom: 1px solid var(--ink);
}

.faq-q {
  font-family: var(--font-body);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.faq-q::after {
  content: '[+]';
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--red);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  margin-left: 20px;
}

.faq-item.open .faq-q::after {
  content: '[-]';
}

.faq-a {
  display: none;
  font-size: 15px;
  color: var(--ink-dim);
  line-height: 1.7;
  max-width: 640px;
  padding-top: 16px;
}

.faq-item.open .faq-a {
  display: block;
}

/* 15. CTA */
.cta {
  background: var(--ink);
  color: var(--paper);
  text-align: center;
  padding: 120px 32px;
  border-top: 1px solid var(--ink);
}

.cta-title {
  font-family: var(--font-body);
  font-size: clamp(3.5rem, 7vw, 9rem);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.cta-title span {
  color: var(--red);
}

.cta-sub {
  font-size: 19px;
  color: var(--ink-dim);
  max-width: 440px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.cta .btn-primary {
  font-size: 13px;
  padding: 14px 32px;
}

/* 16. FOOTER */
footer {
  border-top: 1px solid var(--ink);
  padding: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.1s;
}

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

/* 17. HAMBURGER NAV */
.hamburger {
  display: none;
  font-size: 26px;
  cursor: pointer;
  font-family: var(--font-mono);
  background: none;
  border: none;
  color: var(--ink);
  padding: 4px;
  line-height: 1;
}

nav ul {
  display: flex;
  gap: 32px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav ul li a {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--ink-dim);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.1s;
}

nav ul li a:hover {
  color: var(--red);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

/* 18. RESOURCE LIST */
.resource-list {
  border-top: 1px solid var(--ink);
}

.resource-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 32px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--ink);
  transition: background 0.1s;
}

.resource-row:hover {
  background: var(--paper2);
}

.resource-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.resource-title {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.resource-desc {
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.6;
}

.resource-btn {
  flex-shrink: 0;
  font-size: 11px !important;
  padding: 8px 16px !important;
}

/* 19. CONTACT FORM */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: start;
}

.contact-form-wrap .section-title {
  margin-bottom: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.form-input {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  background: var(--paper);
  border: 2px solid var(--ink);
  padding: 12px 16px;
  outline: none;
  transition: border-color 0.1s;
  width: 100%;
  border-radius: 0;
  appearance: none;
  -webkit-appearance: none;
}

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

.form-input::placeholder {
  color: var(--ink-dim);
  opacity: 0.6;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23050505' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

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

.form-submit {
  align-self: flex-start;
  font-size: 11px !important;
  padding: 14px 28px !important;
  margin-top: 8px;
}

.contact-info {
  border: 1px solid var(--ink);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-info-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-info-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
}

.contact-info-value {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.1s;
}

a.contact-info-value:hover {
  color: var(--red);
}

/* 20. NEWSLETTER */
.newsletter {
  background: var(--paper2);
  border-top: 1px solid var(--ink);
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
}

.newsletter-input {
  flex: 1;
}

/* 17. REVEAL ANIMATION */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }

  .reveal.active {
    opacity: 1;
    transform: translateY(0);
  }

  .marquee-inner {
    animation: scroll-left 30s linear infinite;
  }

  @keyframes scroll-left {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(-50%);
    }
  }
}

/* ============================================================
   RESPONSIVE — 920px
   ============================================================ */
@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 48px 20px 60px;
    min-height: auto;
    gap: 32px;
  }

  .hero-numeral {
    font-size: clamp(4.5rem, 18vw, 8rem);
  }

  .hero-right {
    gap: 24px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    justify-content: center;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .pillar-card {
    padding: 28px 24px;
  }

  .manifesto-grid {
    grid-template-columns: 1fr;
  }

  .manifesto-item {
    padding: 28px 24px;
  }

  .stack-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  nav {
    padding: 0 20px;
    position: relative;
  }

  .nav-logo {
    font-size: 18px;
  }

  .nav-links {
    display: none;
  }

  .hamburger {
    display: block;
  }

  nav ul {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--ink);
    flex-direction: column;
    gap: 0;
    padding: 0;
    z-index: 99;
  }

  nav ul.open {
    display: flex;
  }

  nav ul li {
    width: 100%;
    border-bottom: 1px solid var(--ink);
  }

  nav ul li a {
    display: block;
    padding: 16px 20px;
    font-size: 13px;
  }

  .section {
    padding: 48px 20px;
  }

  .register {
    padding: 6px 20px;
  }

  footer {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .section-label {
    font-size: 11px;
  }

  .section-title {
    font-size: clamp(2rem, 8vw, 4rem);
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-info {
    padding: 24px;
  }

  /* Resources */
  .resource-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .resource-btn {
    align-self: flex-start;
  }

  /* Newsletter */
  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-input {
    width: 100%;
  }
}

/* ============================================================
   RESPONSIVE — 560px
   ============================================================ */
@media (max-width: 560px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stack-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta {
    padding: 80px 20px;
  }

  .cta-title {
    font-size: clamp(2.5rem, 12vw, 5rem);
  }
}

/* ============================================================
   RESPONSIVE — 400px
   ============================================================ */
@media (max-width: 420px) {
  .register {
    font-size: 8px;
    padding: 5px 12px;
  }

  .hero-numeral {
    font-size: clamp(3.5rem, 16vw, 6rem);
  }
}