/* =============================================
   ZGRO SYSTEMS — DIGITAL MONOLITH DESIGN SYSTEM
   Coming Soon / Under Construction
   ============================================= */

/* --- Design Tokens --- */
:root {
  --surface:              #131313;
  --surface-dim:          #131313;
  --surface-lowest:       #0e0e0e;
  --surface-low:          #1c1b1b;
  --surface-container:    #201f1f;
  --surface-high:         #2a2a2a;
  --surface-highest:      #353534;
  --surface-bright:       #393939;
  --surface-variant:      #353534;

  --primary:              #e9feff;
  --primary-container:    #00f5ff;
  --primary-dim:          #00dce5;
  --secondary:            #b9c8de;
  --tertiary:             #4edea3;
  --tertiary-container:   #69f6b9;

  --on-surface:           #e5e2e1;
  --on-surface-variant:   #b9caca;
  --on-primary:           #003739;
  --outline:              #849495;
  --outline-variant:      #3a494a;

  --font-serif:    'Noto Serif', Georgia, serif;
  --font-sans:     'Manrope', system-ui, sans-serif;

  --radius-sm:     0.25rem;
  --radius-md:     0.375rem;
  --radius-lg:     0.75rem;
  --radius-full:   9999px;

  --transition:    0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-lg: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--surface);
  color: var(--on-surface);
  font-family: var(--font-sans);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* --- Background Canvas --- */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* --- Noise Overlay --- */
.noise-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  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='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
  opacity: 0.5;
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 4rem;
  background: rgba(19, 19, 19, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(58, 73, 74, 0.3);
  opacity: 0;
  transform: translateY(-20px);
  animation: slideDown 0.8s ease forwards 0.2s;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  display: flex;
  align-items: center;
  filter: drop-shadow(0 0 8px rgba(0, 245, 255, 0.4));
}

.logo-text {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.15em;
  color: var(--on-surface);
}

.logo-accent {
  color: var(--primary-dim);
  margin-left: 0.2em;
}

/* Header status */
.header-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--on-surface-variant);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--tertiary);
  box-shadow: 0 0 8px var(--tertiary), 0 0 16px rgba(78, 222, 163, 0.3);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* --- Main Stage --- */
.main-stage {
  position: relative;
  z-index: 10;
  padding: 0 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* --- Hero Section --- */
.hero-section {
  padding-top: 18vh;
  padding-bottom: 6rem;
}

/* Eyebrow */
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease forwards 0.5s;
}

.eyebrow-text {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--primary-dim);
  white-space: nowrap;
}

.eyebrow-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--outline-variant));
  max-width: 80px;
}

.eyebrow-line:first-child {
  background: linear-gradient(90deg, var(--outline-variant), transparent);
}

/* Heading */
.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--on-surface);
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
}

.heading-line {
  display: block;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeUp 0.9s ease forwards;
}

.heading-line:nth-child(1) { animation-delay: 0.7s; }
.heading-line:nth-child(2) { animation-delay: 0.85s; }

.heading-line--accent {
  background: linear-gradient(135deg, var(--primary-container), var(--tertiary-container));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
}

/* Body */
.hero-body {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--on-surface-variant);
  max-width: 600px;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease forwards 1s;
}

/* Data tag */
.data-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  background: rgba(53, 53, 52, 0.6);
  border: 1px solid rgba(58, 73, 74, 0.5);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--primary-dim);
  backdrop-filter: blur(10px);
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.1s;
}

.data-tag-icon {
  font-size: 0.85rem;
  color: var(--tertiary);
  animation: spin-hex 6s linear infinite;
}

.data-tag-cursor {
  animation: blink 1s step-end infinite;
  color: var(--primary-dim);
}

/* --- Countdown Section --- */
.countdown-section {
  padding: 4rem 0;
  border-top: 1px solid rgba(58, 73, 74, 0.25);
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.3s;
}

.countdown-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--outline);
  margin-bottom: 2.5rem;
}

.countdown-label-line {
  flex: 1;
  height: 1px;
  background: var(--outline-variant);
  opacity: 0.4;
  max-width: 120px;
}

.countdown-grid {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
}

.countdown-unit {
  position: relative;
  background: var(--surface-low);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  text-align: center;
  min-width: 120px;
  overflow: hidden;
  transition: background var(--transition);
}

.countdown-unit:hover {
  background: var(--surface-high);
}

/* Data Glint */
.cd-glint {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-dim), transparent);
  opacity: 0.6;
}

.cd-value {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1;
  color: var(--on-surface);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.cd-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--outline);
  margin-top: 0.5rem;
}

.countdown-sep {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--outline-variant);
  line-height: 1;
  margin-bottom: 1.5rem;
  align-self: center;
}

/* --- Contact Strip --- */
.contact-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.5rem 3rem;
  margin-bottom: 0;
  background: var(--surface-low);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 220, 229, 0.12);
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.45s;
}

.contact-strip::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-dim), var(--tertiary), transparent);
  opacity: 0.5;
}

.contact-strip-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--outline);
  white-space: nowrap;
  flex-shrink: 0;
}

.contact-strip-items {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex: 1;
  justify-content: flex-end;
}

.contact-strip-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(53, 53, 52, 0.5);
  border: 1px solid rgba(58, 73, 74, 0.4);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.contact-strip-item:hover {
  background: rgba(0, 220, 229, 0.08);
  border-color: rgba(0, 220, 229, 0.3);
  transform: translateY(-2px);
}

.contact-strip-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.15), rgba(78, 222, 163, 0.1));
  color: var(--primary-dim);
  flex-shrink: 0;
}

.contact-strip-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.contact-strip-type {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--outline);
}

.contact-strip-value {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--on-surface);
  letter-spacing: 0.02em;
}

.contact-strip-item:hover .contact-strip-value {
  color: var(--primary-dim);
}

.contact-strip-divider {
  width: 1px;
  height: 36px;
  background: var(--outline-variant);
  opacity: 0.4;
  flex-shrink: 0;
}

/* --- Info Section --- */
.info-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 4rem 0;
  border-top: 1px solid rgba(58, 73, 74, 0.25);
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.5s;
}

.info-card {
  padding: 2.5rem;
  background: var(--surface-low);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(229, 226, 225, 0.04);
}

.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-dim), transparent);
  opacity: 0.4;
}

.info-card-body {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--on-surface-variant);
  margin-bottom: 2rem;
}

.info-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--primary-dim);
  background: rgba(0, 220, 229, 0.08);
  border: 1px solid rgba(0, 220, 229, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.7rem;
}

/* Notify block */
.notify-block {
  padding: 2.5rem;
  background: var(--surface-low);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.notify-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--tertiary), transparent);
  opacity: 0.3;
}

.notify-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--outline);
  margin-bottom: 1.5rem;
}

.notify-form { width: 100%; }

.input-group {
  display: flex;
  gap: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(58, 73, 74, 0.5);
  transition: border-color var(--transition);
  background: var(--surface-container);
}

.input-group:focus-within {
  border-color: var(--primary-dim);
  box-shadow: 0 0 0 2px rgba(0, 220, 229, 0.1);
}

.notify-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 0.9rem 1.2rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--on-surface);
  min-width: 0;
}

.notify-input::placeholder {
  color: var(--outline);
}

.notify-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.5rem;
  background: var(--primary-container);
  color: var(--on-primary);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition);
}

.notify-btn:hover {
  background: var(--primary-dim);
}

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

.btn-arrow {
  transition: transform var(--transition);
}

.notify-btn:hover .btn-arrow {
  transform: translateX(3px);
}

.notify-disclaimer {
  font-size: 0.7rem;
  color: var(--outline);
  margin-top: 0.8rem;
  letter-spacing: 0.05em;
}

.disclaimer-link {
  color: var(--primary-dim);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 220, 229, 0.3);
  transition: color var(--transition), border-color var(--transition);
}

.disclaimer-link:hover {
  color: var(--primary-container);
  border-color: var(--primary-container);
}

/* Stacked input variant */
.input-group--stacked {
  flex-direction: column;
  border-radius: var(--radius-md);
  border: 1px solid rgba(58, 73, 74, 0.5);
  background: var(--surface-container);
  overflow: hidden;
}

.input-group--stacked:focus-within {
  border-color: var(--primary-dim);
  box-shadow: 0 0 0 2px rgba(0, 220, 229, 0.1);
}

.input-group--stacked .notify-input {
  border-bottom: 1px solid rgba(58, 73, 74, 0.4);
  border-radius: 0;
}

.input-group--stacked .notify-input:last-of-type {
  border-bottom: none;
}

.input-group--stacked .notify-btn {
  width: 100%;
  justify-content: center;
  padding: 0.9rem 1.5rem;
}

.notify-success {
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: rgba(78, 222, 163, 0.08);
  border: 1px solid rgba(78, 222, 163, 0.25);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--tertiary);
  letter-spacing: 0.05em;
}

.success-icon {
  font-size: 1rem;
  animation: spin-hex 4s linear infinite;
}

/* --- Metrics Strip --- */
.metrics-strip {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 3rem 0;
  border-top: 1px solid rgba(58, 73, 74, 0.25);
  margin-bottom: 6rem;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 1.7s;
}

.metric-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  text-align: center;
  padding: 0 2rem;
}

.metric-value {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--on-surface);
  letter-spacing: -0.02em;
  line-height: 1;
}

.metric-unit {
  font-size: 1rem;
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--primary-dim);
  margin-left: 0.1em;
}

.metric-desc {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--outline);
  text-transform: uppercase;
}

.metric-divider {
  width: 1px;
  height: 40px;
  background: var(--outline-variant);
  opacity: 0.4;
  flex-shrink: 0;
}

/* --- Footer --- */
.site-footer {
  position: relative;
  z-index: 10;
  padding: 1.5rem 4rem;
  border-top: 1px solid rgba(58, 73, 74, 0.25);
  background: rgba(14, 14, 14, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-copy {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--outline);
}

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

.footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-contact-link:hover {
  color: var(--primary-dim);
}

.footer-contact-sep {
  color: var(--outline-variant);
  font-size: 0.9rem;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--outline);
  text-decoration: none;
  background: transparent;
  transition: color var(--transition), background var(--transition);
}

.social-link:hover {
  color: var(--primary-dim);
  background: rgba(0, 220, 229, 0.08);
}

/* --- Keyframe Animations --- */
@keyframes slideDown {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--tertiary), 0 0 16px rgba(78,222,163,0.3); }
  50% { opacity: 0.6; box-shadow: 0 0 4px var(--tertiary); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes spin-hex {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .site-header,
  .site-footer { padding-left: 2.5rem; padding-right: 2.5rem; }
  .main-stage { padding: 0 2.5rem; }
  .countdown-unit { min-width: 90px; padding: 1.2rem 1.5rem; }
  .info-section { grid-template-columns: 1fr; gap: 2rem; }
  .metrics-strip { gap: 0; }
}

@media (max-width: 768px) {
  .site-header,
  .site-footer { padding-left: 1.5rem; padding-right: 1.5rem; }
  .main-stage { padding: 0 1.5rem; }
  .hero-section { padding-top: 12vh; }
  .hero-body br { display: none; }

  .countdown-grid { gap: 0.5rem; }
  .countdown-unit { min-width: 70px; padding: 1rem; }
  .countdown-sep { font-size: 2rem; margin-bottom: 1rem; }
  .cd-value { font-size: 2rem; }

  .metrics-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .metric-divider { display: none; }
  .metric-item { padding: 0; }

  .footer-inner { flex-direction: column; gap: 0.75rem; text-align: center; }
}

@media (max-width: 480px) {
  .countdown-grid {
    gap: 0.35rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .countdown-unit { min-width: 80px; }
  .countdown-sep { display: none; }
  .input-group { flex-direction: column; }
  .notify-btn { justify-content: center; }
}