/* ==========================================================
   BABYLUCIFER73 — ULTRA-MINIMALIST
   Pure Viewport Dominance | High-Fashion Opium Style
   100vh Zero-Clutter Architecture
   ========================================================== */

@font-face {
  font-family: 'Moms Typewriter';
  src: url('assets/fonts/moms-typewriter.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --black: #000000;
  --white: #ffffff;
  --gray: #777777;
  --border: rgba(255, 255, 255, 0.15);
  --dandelion: #d4a017;
  --red: #e6002e;

  --font: 'Moms Typewriter', 'Courier New', Courier, monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-transform: lowercase;
}

html, body {
  width: 100%;
  height: 100%;
  background: var(--black);
  color: var(--white);
  font-family: var(--font);
  overflow: hidden; /* 100% viewport locked, no scrollbars */
  letter-spacing: 0.06em;
  font-size: 13px;
  user-select: none;
  text-transform: lowercase;
}

a {
  color: inherit;
  text-decoration: none;
  text-transform: lowercase;
}

button {
  font-family: inherit;
  color: inherit;
  background: transparent;
  border: none;
  cursor: pointer;
  letter-spacing: inherit;
  font-size: inherit;
  text-transform: lowercase;
}

input, textarea, select {
  text-transform: lowercase;
}

input::placeholder {
  text-transform: lowercase;
  color: var(--gray);
}

/* ==========================================================
   MINIMAL HEADER (TOP 60px)
   ========================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  z-index: 100;
}

.logo {
  font-weight: normal;
  letter-spacing: 0.08em;
  font-size: 15px;
  text-transform: lowercase;
}

.era-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.era-btn {
  font-weight: normal;
  color: var(--gray);
  transition: color 0.2s ease;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: lowercase;
}

.era-btn:hover {
  color: var(--white);
}

.era-btn.active {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.sep {
  color: var(--border);
  font-size: 12px;
}

.h-right {
  display: flex;
  gap: 1.5rem;
}

.nav-trigger {
  font-size: 13px;
  color: var(--gray);
  letter-spacing: 0.04em;
  transition: color 0.2s ease;
  text-transform: lowercase;
}

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

/* ==========================================================
   MONOLITHIC MAIN VIEWPORT (CENTERPIECE)
   ========================================================== */
.main-viewport {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.cover-stage {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.cover-stage.active {
  display: flex;
  opacity: 1;
  transform: scale(1);
}

.art-frame {
  width: min(440px, 46vh);
  aspect-ratio: 1/1;
  background: var(--black);
  border: 1px solid var(--border);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.95);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.art-frame:hover {
  transform: scale(1.015);
  border-color: var(--white);
}

.album-art {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.art-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.album-title {
  font-size: 18px;
  font-weight: normal;
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

.art-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.link-btn {
  border: 1px solid var(--border);
  padding: 8px 18px;
  font-size: 12px;
  font-weight: normal;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  transition: all 0.2s ease;
}

.link-btn:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.link-btn.highlight {
  border-color: var(--white);
}

.link-btn.highlight:hover {
  background: var(--dandelion);
  border-color: var(--dandelion);
  color: var(--black);
}

/* NAVIGATION CHEVRONS */
.arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  font-size: 18px;
  color: var(--gray);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease;
}

.arrow:hover {
  color: var(--white);
}

.arrow-left { left: 2rem; }
.arrow-right { right: 2rem; }

/* ==========================================================
   MINIMAL FOOTER (BOTTOM 50px)
   ========================================================== */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 0.06em;
  z-index: 100;
  text-transform: lowercase;
}

.f-right {
  display: flex;
  gap: 1.5rem;
}

.f-right a:hover {
  color: var(--white);
}

/* ==========================================================
   CLEAN DRAWERS / OVERLAYS (NO CLUTTER)
   ========================================================== */
.drawer {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(25px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.drawer.open {
  display: flex;
  opacity: 1;
}

.drawer-inner {
  width: 100%;
  max-width: 600px;
  background: #080808;
  border: 1px solid var(--border);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.95);
}

.drawer-inner.small {
  max-width: 440px;
}

.drawer-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

.drawer-head h2 {
  font-size: 15px;
  font-weight: normal;
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

.close-drawer {
  font-size: 20px;
  line-height: 1;
  color: var(--gray);
  transition: color 0.15s ease;
}

.close-drawer:hover {
  color: var(--white);
}

.drawer-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* SIGN UP */
.signup-sub {
  font-size: 11px;
  color: var(--gray);
  line-height: 1.6;
  letter-spacing: 0.04em;
  text-transform: lowercase;
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.input-line {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--white);
  outline: none;
  text-transform: lowercase;
  transition: border-color 0.2s ease;
}

.input-line:focus {
  border-color: var(--white);
}

.submit-btn {
  border: 1px solid var(--white);
  padding: 10px;
  font-size: 13px;
  font-weight: normal;
  letter-spacing: 0.05em;
  text-transform: lowercase;
  margin-top: 0.5rem;
  transition: all 0.2s ease;
}

.submit-btn:hover {
  background: var(--white);
  color: var(--black);
}

.res-msg {
  font-size: 12px;
  color: var(--dandelion);
  margin-top: 0.5rem;
}

/* ==========================================================
   MOBILE ADAPTATION
   ========================================================== */
@media (max-width: 768px) {
  .header {
    padding: 0 1.25rem;
  }
  .h-center {
    display: none;
  }
  .art-frame {
    width: min(340px, 42vh);
  }
  .art-links {
    flex-wrap: wrap;
    justify-content: center;
  }
  .arrow {
    display: none;
  }
  .footer {
    padding: 0 1.25rem;
  }
  .f-center {
    display: none;
  }
  .drawer-inner {
    padding: 1.5rem;
  }
}