/* CSS Custom Properties & Reset */
:root {
  --bg-dark: #080c0a;
  --bg-card: #0d1210;
  --text-main: #f4f1ea;
  --text-brand: #e8e4da;
  --text-muted: #8fa39a;
  --text-body: #b9c4bd;
  --text-notice: #7f8f88;
  --text-footer: #6f7f78;
  --gold-accent: #c8a96a;
  --gold-btn-text: #e8dfc7;
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-sans: "Jost", sans-serif;
}

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

html, body {
  height: 100%;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Main Container Layout */
.main-container {
  position: relative;
  display: flex;
  min-height: 100dvh;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--bg-dark);
  color: var(--text-main);
}

/* Background Elements */
.bg-image {
  pointer-events: none;
  position: absolute;
  inset: 0;
  height: 100%;
  width: 100%;
  object-fit: cover;
  opacity: 0.28;
}

.bg-overlay {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(8, 12, 10, 0.6) 0%, rgba(8, 12, 10, 0.85) 50%, rgba(8, 12, 10, 1) 100%);
}

.bg-glow {
  pointer-events: none;
  position: absolute;
  top: 33.333%;
  left: -10rem;
  width: 34rem;
  height: 34rem;
  border-radius: 9999px;
  background-color: #1d3b2e;
  opacity: 0.4;
  filter: blur(140px);
}

/* Header */
.header {
  position: relative;
  z-index: 10;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  width: 100%;
  max-width: 72rem; /* 6xl */
  align-items: center;
  justify-content: space-between;
  padding: 2rem 1.5rem;
}

@media (min-width: 640px) {
  .header {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.leaf-icon {
  width: 1.25rem;
  height: 1.25rem;
}

.brand-title {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--text-brand);
}

.launch-date-text {
  display: none;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--text-muted);
}

@media (min-width: 640px) {
  .launch-date-text {
    display: block;
  }
}

/* Content Area */
.content-wrapper {
  position: relative;
  z-index: 10;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  width: 100%;
  max-width: 56rem; /* 4xl */
  flex: 1 1 0%;
  flex-direction: column;
  justify-content: center;
  padding: 1.5rem 1.5rem 5rem;
}

@media (min-width: 640px) {
  .content-wrapper {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

.subtitle {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.42em;
  color: var(--gold-accent);
}

.main-title {
  margin-top: 1.75rem;
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.015em;
}

@media (min-width: 640px) {
  .main-title {
    font-size: 3.75rem;
  }
}

@media (min-width: 768px) {
  .main-title {
    font-size: 4.5rem;
  }
}

.description {
  margin-top: 2rem;
  max-width: 36rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.625;
  color: var(--text-body);
}

@media (min-width: 640px) {
  .description {
    font-size: 1.125rem;
  }
}

/* Countdown Grid */
.countdown-container {
  margin-top: 3.5rem;
  width: 100%;
  max-width: 42rem;
}

.countdown-grid {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border-radius: 0.125rem;
  background-color: rgba(255, 255, 255, 0.1);
}

@media (min-width: 640px) {
  .countdown-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.unit-card {
  background-color: var(--bg-card);
  padding: 1.75rem 1.25rem;
  text-align: center;
}

@media (min-width: 640px) {
  .unit-card {
    padding: 2.25rem 1rem;
  }
}

.unit-number {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 2.25rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.025em;
  color: var(--text-main);
}

@media (min-width: 640px) {
  .unit-number {
    font-size: 3rem;
  }
}

.unit-label {
  margin-top: 0.75rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--text-muted);
}

/* Action Container */
.action-container {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .action-container {
    flex-direction: row;
    align-items: center;
  }
}

.notify-btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 0.125rem;
  border: 1px solid rgba(200, 169, 106, 0.6);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--gold-btn-text);
  text-decoration: none;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.notify-btn:hover {
  background-color: rgba(200, 169, 106, 0.1);
}

.notify-btn:active {
  transform: scale(0.98);
}

.mail-icon {
  width: 1rem;
  height: 1rem;
}

.notify-notice {
  font-size: 0.75rem;
  line-height: 1.625;
  color: var(--text-notice);
}

@media (min-width: 640px) {
  .notify-notice {
    max-width: 20rem;
  }
}

/* Footer */
.footer {
  position: relative;
  z-index: 10;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  width: 100%;
  max-width: 72rem;
  flex-direction: column;
  gap: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.75rem 1.5rem;
  font-size: 0.75rem;
  color: var(--text-footer);
}

@media (min-width: 640px) {
  .footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

.today-text {
  text-transform: uppercase;
  letter-spacing: 0.24em;
}

/* Entrance Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-1 {
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-2 {
  animation: fadeInUp 0.8s ease-out 0.1s forwards;
  opacity: 0;
}

.animate-fade-3 {
  animation: fadeInUp 0.8s ease-out 0.2s forwards;
  opacity: 0;
}

.animate-fade-4 {
  animation: fadeInUp 0.8s ease-out 0.35s forwards;
  opacity: 0;
}

.animate-fade-5 {
  animation: fadeInUp 0.8s ease-out 0.5s forwards;
  opacity: 0;
}