/* ===========================
   BASE RESET & VARIABLES
   =========================== */
:root {
  --bg: #0C0C0C;
  --bg-surface: #141414;
  --bg-surface-2: #1E1E1E;
  --fg: #F0EDE8;
  --fg-muted: #8A8580;
  --accent: #FF3D00;
  --accent-dim: rgba(255, 61, 0, 0.12);
  --border: rgba(240, 237, 232, 0.08);
  --font-display: 'Bebas Neue', 'Arial Black', sans-serif;
  --font-body: 'Manrope', 'Helvetica Neue', sans-serif;
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===========================
   HERO
   =========================== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 48px;
  position: relative;
  border-bottom: 1px solid var(--border);
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.eyebrow-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--accent);
}

.eyebrow-text {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-wordmark {
  display: flex;
  align-items: flex-start;
  gap: 0;
  line-height: 0.85;
  position: relative;
}

.wordmark-v-side {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  letter-spacing: 0.05em;
  color: var(--fg-muted);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  align-self: center;
  padding: 0 8px;
  user-select: none;
}

.wordmark-v-right {
  align-self: flex-end;
}

.wordmark-main {
  font-family: var(--font-display);
  font-size: clamp(120px, 22vw, 280px);
  line-height: 0.88;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.hero-bottom {
  margin-top: 48px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
}

.hero-sub {
  font-size: 15px;
  font-weight: 400;
  color: var(--fg-muted);
  max-width: 340px;
  line-height: 1.5;
}

.hero-tag {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 20px;
  flex-shrink: 0;
}

.hero-corner-meta {
  position: absolute;
  bottom: 32px;
  right: 48px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-muted);
  opacity: 0.5;
}

/* ===========================
   MANIFESTO
   =========================== */
.manifesto {
  display: grid;
  grid-template-columns: 1fr auto;
  border-bottom: 1px solid var(--border);
}

.manifesto-inner {
  padding: 80px 48px 80px 48px;
}

.manifesto-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}

.manifesto-statement {
  font-family: var(--font-display);
  font-size: clamp(56px, 7vw, 96px);
  line-height: 0.92;
  color: var(--fg);
  margin-bottom: 40px;
}

.manifesto-body p {
  font-size: 15px;
  color: var(--fg-muted);
  max-width: 540px;
  line-height: 1.75;
  margin-bottom: 16px;
}

.manifesto-accent-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 32px;
  border-left: 1px solid var(--border);
  gap: 12px;
}

.accent-number {
  font-family: var(--font-display);
  font-size: 72px;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
}

.accent-rule {
  width: 1px;
  height: 60px;
  background: var(--accent);
  opacity: 0.4;
}

/* ===========================
   PHILOSOPHY
   =========================== */
.philosophy {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.philosophy-item {
  padding: 40px 32px;
  border-right: 1px solid var(--border);
  position: relative;
}

.philosophy-item:last-child {
  border-right: none;
}

.philosophy-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.philosophy-item:hover::before {
  transform: scaleX(1);
}

.phil-number {
  font-family: var(--font-display);
  font-size: 56px;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 20px;
}

.phil-title {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fg);
  margin-bottom: 14px;
}

.phil-body {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===========================
   DROP SYSTEM
   =========================== */
.dropsystem {
  padding: 80px 48px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
}

.dropsystem-header {
  margin-bottom: 56px;
}

.dropsystem-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.dropsystem-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  color: var(--fg);
  line-height: 1;
}

.dropsystem-flow {
  display: flex;
  align-items: stretch;
  gap: 0;
}

.flow-step {
  flex: 1;
  padding: 40px 36px;
  border: 1px solid var(--border);
  position: relative;
  background: var(--bg);
}

.step-num {
  font-family: var(--font-display);
  font-size: 48px;
  color: var(--accent);
  opacity: 0.4;
  line-height: 1;
  margin-bottom: 20px;
}

.step-content h4 {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
  margin-bottom: 12px;
}

.step-content p {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.65;
}

.flow-connector {
  width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.flow-connector::before {
  content: '→';
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.6;
}

/* ===========================
   CLOSING
   =========================== */
.closing {
  padding: 120px 48px;
  background: var(--bg);
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: 'ELVRWORLD';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: clamp(80px, 18vw, 200px);
  color: var(--fg);
  opacity: 0.03;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

.closing-inner {
  position: relative;
  z-index: 1;
}

.closing-overline {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 32px;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 88px);
  line-height: 0.95;
  color: var(--fg);
  margin-bottom: 28px;
}

.closing-body {
  font-size: 15px;
  color: var(--fg-muted);
  max-width: 480px;
  margin: 0 auto 56px;
  line-height: 1.7;
}

.closing-stamp {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.stamp-ring {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0.6;
  animation: pulse-ring 3s ease-in-out infinite;
}

@keyframes pulse-ring {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.95); }
}

.stamp-ring + span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  padding: 32px 48px;
  background: var(--bg-surface);
}

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

.footer-logo {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--fg);
  letter-spacing: 0.05em;
}

.footer-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  margin-left: 8px;
}

.footer-meta {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-divider {
  opacity: 0.3;
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 768px) {
  .hero {
    padding: 40px 24px;
  }

  .hero-corner-meta {
    display: none;
  }

  .wordmark-v-side {
    display: none;
  }

  .hero-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

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

  .manifesto-accent-block {
    display: none;
  }

  .manifesto-inner {
    padding: 60px 24px;
  }

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

  .philosophy-item {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 32px 24px;
  }

  .dropsystem {
    padding: 60px 24px;
  }

  .dropsystem-flow {
    flex-direction: column;
    gap: 16px;
  }

  .flow-connector {
    width: 100%;
    height: 24px;
  }

  .flow-connector::before {
    content: '↓';
  }

  .closing {
    padding: 80px 24px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-meta {
    flex-wrap: wrap;
  }
}

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

  .wordmark-main {
    letter-spacing: -0.01em;
  }
}

/* ===========================
   ANIMATIONS
   =========================== */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-wordmark {
  animation: fade-up 0.8s ease-out both;
}

.manifesto-statement {
  animation: fade-up 0.8s 0.2s ease-out both;
}

.flow-step {
  animation: fade-up 0.6s ease-out both;
}

.flow-step:nth-child(1) { animation-delay: 0.1s; }
.flow-step:nth-child(3) { animation-delay: 0.2s; }
.flow-step:nth-child(5) { animation-delay: 0.3s; }