/* ================================================================
   NexDQrypt — Coming Soon  |  style.css
   ================================================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Core palette */
  --bg-deep:       #0a0e27;
  --bg-surface:    #0f1535;
  --cyan:          #00d4ff;
  --purple:        #7b2ff7;
  --green:         #00ff88;
  --white:         #f0f4ff;
  --white-soft:    rgba(240, 244, 255, 0.7);
  --white-muted:   rgba(240, 244, 255, 0.45);

  /* Glass */
  --glass-bg:      rgba(15, 21, 53, 0.55);
  --glass-border:  rgba(123, 47, 247, 0.25);
  --glass-shadow:  rgba(0, 212, 255, 0.08);

  /* Gradients */
  --grad-brand:    linear-gradient(135deg, var(--cyan), var(--purple));
  --grad-glow:     linear-gradient(135deg, var(--cyan), var(--purple), var(--green));
  --grad-btn:      linear-gradient(135deg, var(--purple), var(--cyan));

  /* Typography */
  --font-body:     'Inter', system-ui, -apple-system, sans-serif;
  --font-brand:    'Orbitron', var(--font-body);

  /* Spacing */
  --card-max-w:    680px;
  --card-px:       3rem;
  --card-py:       3.5rem;
}

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

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ================================================================
   LOADING SCREEN
   ================================================================ */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-deep);
  transition: opacity .8s ease, visibility .8s ease;
}
.loader.loaded { opacity: 0; visibility: hidden; pointer-events: none; }

.loader-inner { position: relative; width: 120px; height: 120px; display: flex; align-items: center; justify-content: center; }

.loader-ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 3px solid transparent;
}
.loader-ring:nth-child(1) { border-top-color: var(--cyan);   animation: spin 1.2s linear infinite; }
.loader-ring:nth-child(2) { border-right-color: var(--purple); animation: spin 1.6s linear infinite reverse; inset: 10px; }
.loader-ring:nth-child(3) { border-bottom-color: var(--green); animation: spin 2s linear infinite; inset: 20px; }

.loader-text {
  font-family: var(--font-brand);
  font-size: .7rem;
  letter-spacing: 2px;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ================================================================
   BACKGROUNDS
   ================================================================ */
.bg-gradient {
  position: fixed; inset: 0; z-index: 0;
  background: linear-gradient(
    125deg,
    var(--bg-deep) 0%,
    #0d1340 25%,
    #120a3e 50%,
    #0a1833 75%,
    var(--bg-deep) 100%
  );
  background-size: 400% 400%;
  animation: gradShift 20s ease infinite;
}
@keyframes gradShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Subtle grid overlay */
.bg-grid {
  position: fixed; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(123,47,247,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123,47,247,.06) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* ================================================================
   PARTICLES
   ================================================================ */
.particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }

.particle {
  position: absolute;
  left: var(--x); top: var(--y);
  width: var(--size); height: var(--size);
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0;
  animation: particleFloat var(--dur) var(--delay) ease-in-out infinite;
}
.particle:nth-child(even) { background: var(--purple); }
.particle:nth-child(3n)   { background: var(--green); }

@keyframes particleFloat {
  0%   { opacity: 0; transform: translateY(0) scale(1); }
  15%  { opacity: .8; }
  50%  { opacity: .4; transform: translateY(-80px) scale(1.3); }
  85%  { opacity: .7; }
  100% { opacity: 0; transform: translateY(-160px) scale(.8); }
}

/* ================================================================
   MAIN LAYOUT
   ================================================================ */
.main {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  padding: 2rem 1.25rem 4rem;
}

/* ================================================================
   GLASS CARD
   ================================================================ */
.glass-card {
  width: 100%; max-width: var(--card-max-w);
  padding: var(--card-py) var(--card-px);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  box-shadow:
    0 0 80px var(--glass-shadow),
    0 8px 32px rgba(0,0,0,.35),
    inset 0 1px 0 rgba(255,255,255,.06);
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 1.8rem;
}

/* ================================================================
   STAGGERED ENTRANCE ANIMATIONS
   ================================================================ */
.anim-item {
  opacity: 0;
  transform: translateY(28px);
  animation: fadeUp .8s cubic-bezier(.22,1,.36,1) forwards;
  animation-delay: calc(1.4s + var(--order) * .15s);
}
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   BRAND / COMPANY NAME
   ================================================================ */
.brand { position: relative; }

.brand-name {
  font-family: var(--font-brand);
  font-weight: 900;
  font-size: clamp(2.4rem, 7vw, 4.2rem);
  letter-spacing: 4px;
  line-height: 1.1;
  background: var(--grad-glow);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: brandGrad 6s ease infinite;
  position: relative;
  z-index: 1;
}

.brand-char {
  display: inline-block;
  animation: charPulse 3s ease-in-out infinite;
  animation-delay: calc(var(--i) * .12s);
}
@keyframes charPulse {
  0%, 100% { filter: brightness(1); transform: translateY(0); }
  50%      { filter: brightness(1.3); transform: translateY(-3px); }
}

@keyframes brandGrad {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Glow element behind name */
.brand-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 110%; height: 140%;
  background: radial-gradient(ellipse, rgba(0,212,255,.18), rgba(123,47,247,.1), transparent 70%);
  filter: blur(30px);
  animation: glowPulse 4s ease-in-out infinite;
  z-index: 0;
  pointer-events: none;
}
@keyframes glowPulse {
  0%, 100% { opacity: .6; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 1;  transform: translate(-50%, -50%) scale(1.15); }
}

/* ================================================================
   TAGLINE
   ================================================================ */
.tagline {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 400;
  color: var(--white-soft);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ================================================================
   DIVIDER
   ================================================================ */
.divider { width: 100%; display: flex; justify-content: center; }
.divider span {
  display: block; width: 80px; height: 3px;
  border-radius: 3px;
  background: var(--grad-brand);
  opacity: .7;
}

/* ================================================================
   COMING SOON TEXT
   ================================================================ */
.coming-soon-text {
  font-size: clamp(.95rem, 2vw, 1.15rem);
  line-height: 1.8;
  color: var(--white-muted);
  max-width: 480px;
}

/* ================================================================
   COUNTDOWN
   ================================================================ */
.countdown {
  display: flex; align-items: center; gap: .6rem;
  flex-wrap: wrap; justify-content: center;
}

.countdown-block { text-align: center; min-width: 72px; }

.countdown-value {
  font-family: var(--font-brand);
  font-weight: 700;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  background: var(--grad-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  transition: transform .3s ease;
  perspective: 600px;
}
.countdown-value.flip {
  animation: flipDigit .5s ease;
}
@keyframes flipDigit {
  0%   { transform: perspective(600px) rotateX(0);   opacity: 1; }
  50%  { transform: perspective(600px) rotateX(90deg); opacity: 0; }
  51%  { transform: perspective(600px) rotateX(-90deg); opacity: 0; }
  100% { transform: perspective(600px) rotateX(0);   opacity: 1; }
}

.countdown-label {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--white-muted);
  margin-top: .35rem;
}

.countdown-sep {
  font-family: var(--font-brand);
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  color: var(--purple);
  animation: sepBlink 2s ease-in-out infinite;
  padding-bottom: 1.2rem;
}
@keyframes sepBlink {
  0%, 100% { opacity: 1; }
  50%      { opacity: .3; }
}

/* ================================================================
   EMAIL SIGNUP
   ================================================================ */
.signup { width: 100%; max-width: 480px; }

.input-group {
  display: flex;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(123,47,247,.3);
  background: rgba(10,14,39,.7);
  transition: border-color .3s, box-shadow .3s;
}
.input-group:focus-within {
  border-color: var(--cyan);
  box-shadow: 0 0 20px rgba(0,212,255,.15);
}

.email-input {
  flex: 1; min-width: 0;
  padding: .9rem 1.2rem;
  border: none; outline: none;
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: .95rem;
}
.email-input::placeholder { color: var(--white-muted); }

.btn-notify {
  display: flex; align-items: center; gap: .5rem;
  padding: .9rem 1.6rem;
  border: none; cursor: pointer;
  background: var(--grad-btn);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 600; font-size: .9rem;
  letter-spacing: .5px;
  white-space: nowrap;
  transition: transform .25s, box-shadow .25s, filter .25s;
  position: relative;
  overflow: hidden;
}
.btn-notify::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.15), transparent);
  opacity: 0;
  transition: opacity .3s;
}
.btn-notify:hover::before { opacity: 1; }
.btn-notify:hover {
  transform: scale(1.04);
  box-shadow: 0 0 28px rgba(0,212,255,.35), 0 0 10px rgba(123,47,247,.25);
  filter: brightness(1.1);
}
.btn-notify:active { transform: scale(.98); }
.btn-notify:disabled { opacity: .6; cursor: not-allowed; transform: none; }

.btn-icon { display: flex; align-items: center; }

/* Signup message */
.signup-msg {
  min-height: 1.4rem;
  margin-top: .6rem;
  font-size: .85rem;
  transition: color .3s;
}
.signup-msg.error   { color: #ff6b8a; }
.signup-msg.success { color: var(--green); }

/* ================================================================
   SOCIAL LINKS
   ================================================================ */
.socials { display: flex; gap: 1rem; }

.social-link {
  display: flex; align-items: center; justify-content: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  border: 1px solid rgba(123,47,247,.25);
  background: rgba(15,21,53,.5);
  color: var(--white-soft);
  text-decoration: none;
  transition: transform .3s, border-color .3s, color .3s, box-shadow .3s, background .3s;
}
.social-link:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(0,212,255,.08);
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 6px 20px rgba(0,212,255,.2);
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  position: relative; z-index: 1;
  text-align: center;
  padding: 1.5rem 1rem 2rem;
  font-size: .8rem;
  color: var(--white-muted);
  letter-spacing: .5px;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */

/* Tablets & smaller desktops */
@media (max-width: 768px) {
  :root {
    --card-px: 2rem;
    --card-py: 2.5rem;
  }
  .countdown { gap: .35rem; }
  .countdown-block { min-width: 58px; }
  .countdown-sep { padding-bottom: .9rem; }
}

/* Phones */
@media (max-width: 480px) {
  :root {
    --card-px: 1.4rem;
    --card-py: 2rem;
  }
  .glass-card { border-radius: 20px; gap: 1.4rem; }

  .tagline {
    font-size: .85rem;
    letter-spacing: 1px;
  }

  .input-group {
    flex-direction: column;
    border-radius: 12px;
  }
  .email-input { padding: .85rem 1rem; }
  .btn-notify {
    justify-content: center;
    padding: .85rem 1rem;
    border-radius: 0 0 11px 11px;
  }

  .countdown-block { min-width: 50px; }
  .countdown-value { font-size: 1.6rem; }
  .countdown-sep { font-size: 1.2rem; padding-bottom: .8rem; }
  .countdown-label { font-size: .6rem; letter-spacing: 1px; }

  .social-link { width: 42px; height: 42px; }
}

/* Very small screens */
@media (max-width: 350px) {
  .brand-name { font-size: 1.8rem; letter-spacing: 2px; }
  .countdown-block { min-width: 44px; }
}

/* Tall phones — center card vertically */
@media (max-height: 700px) and (max-width: 480px) {
  .main { padding-top: 1rem; padding-bottom: 2rem; }
}

/* ================================================================
   PREFERS REDUCED MOTION
   ================================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .anim-item { opacity: 1; transform: none; }
}

/* ================================================================
   SELECTION
   ================================================================ */
::selection {
  background: rgba(123,47,247,.4);
  color: var(--white);
}