/* ============================================================
   appstart.css — Phase-1 launch screen styles
   Dark mode enforced. Accent colours come from CSS variables
   set dynamically by appstart.js from APP_CONFIG.THEME.
   ============================================================ */

/* ── Force dark mode regardless of OS setting ─────────────── */
:root {
  color-scheme: dark;
}
html, body {
  background-color: var(--as-bg, #080A10) !important;
}

/* ── CSS Variables (overridden at runtime from config) ──────── */
:root {
  --as-primary:   #00D4AA;
  --as-secondary: #0066FF;
  --as-danger:    #FF4D4D;
  --as-bg:        #080A10;
  --as-surface:   #10131E;
  --as-border:    #1E2235;
  --as-text:      #E8EAF6;
  --as-muted:     #525878;

  --as-font-display: 'Rajdhani', 'Bebas Neue', sans-serif;
  --as-font-body:    'DM Sans', 'Segoe UI', sans-serif;

  --as-radius:    16px;
  --as-transition: 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── Google Fonts import (loaded in HTML head) ──────────────── */

/* ── Reset for overlay ──────────────────────────────────────── */
#appstart-overlay * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Full-screen overlay ────────────────────────────────────── */
#appstart-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: var(--as-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--as-font-body);
  color: var(--as-text);
  overflow: hidden;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

/* Noise texture overlay */
#appstart-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.35;
  pointer-events: none;
}

/* Radial glow */
#appstart-overlay::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 70vmax;
  height: 70vmax;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0, 212, 170, 0.06) 0%, transparent 70%);
  pointer-events: none;
  transition: background 0.5s ease;
}

/* ── Hidden state ───────────────────────────────────────────── */
#appstart-overlay.as-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* ── Inner card ─────────────────────────────────────────────── */
.as-card {
  position: relative;
  width: min(440px, 92vw);
  background: var(--as-surface);
  border: 1px solid var(--as-border);
  border-radius: var(--as-radius);
  padding: 36px 32px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.03),
    0 24px 64px rgba(0,0,0,0.7),
    0 0 80px rgba(0,212,170,0.05);
  animation: as-fadeUp 0.6s ease both;
}

@keyframes as-fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Desktop-first override: wider card */
body.layout-desktop-first .as-card {
  width: min(560px, 90vw);
  padding: 48px 44px 36px;
}

/* ── App logo / name ─────────────────────────────────────────── */
.as-logo-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.as-app-name {
  font-family: var(--as-font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--as-primary), var(--as-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.as-tagline {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--as-muted);
}

/* ── Phase steps ─────────────────────────────────────────────── */
.as-phases {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.as-phase {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: all var(--as-transition);
  opacity: 0.35;
}

.as-phase.active {
  opacity: 1;
  border-color: rgba(0,212,170,0.2);
  background: rgba(0,212,170,0.04);
}

.as-phase.done {
  opacity: 0.65;
}

.as-phase.error {
  opacity: 1;
  border-color: rgba(255,77,77,0.3);
  background: rgba(255,77,77,0.06);
}

/* Phase icon bubble */
.as-phase-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--as-border);
  border: 1.5px solid var(--as-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.65rem;
  color: var(--as-muted);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.as-phase.active .as-phase-icon {
  border-color: var(--as-primary);
  color: var(--as-primary);
  background: rgba(0,212,170,0.1);
}

.as-phase.done .as-phase-icon {
  border-color: var(--as-primary);
  background: var(--as-primary);
  color: var(--as-bg);
}

.as-phase.error .as-phase-icon {
  border-color: var(--as-danger);
  background: rgba(255,77,77,0.15);
  color: var(--as-danger);
}

/* Spinner inside active phase icon */
.as-phase.active .as-phase-icon::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 1.5px solid transparent;
  border-top-color: var(--as-primary);
  animation: as-spin 0.8s linear infinite;
}

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

.as-phase-label {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  font-weight: 500;
  color: var(--as-muted);
  flex: 1;
  transition: color 0.3s ease;
}

.as-phase.active .as-phase-label { color: var(--as-text); }
.as-phase.error  .as-phase-label { color: var(--as-danger); }

.as-phase-status {
  font-size: 0.7rem;
  color: var(--as-muted);
  text-align: right;
  max-width: 120px;
  transition: color 0.3s ease;
}
.as-phase.active .as-phase-status { color: var(--as-primary); }
.as-phase.error  .as-phase-status { color: var(--as-danger); }

/* ── License input panel ─────────────────────────────────────── */
.as-license-panel {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.as-input-label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--as-muted);
  margin-bottom: 4px;
}

.as-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--as-bg);
  border: 1.5px solid var(--as-border);
  border-radius: 10px;
  color: var(--as-text);
  font-size: 1.1rem;
  font-family: 'Courier New', monospace;
  letter-spacing: 0.15em;
  text-align: center;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.as-input:focus {
  border-color: var(--as-primary);
  box-shadow: 0 0 0 3px rgba(0,212,170,0.12);
}

.as-input.as-error {
  border-color: var(--as-danger);
  box-shadow: 0 0 0 3px rgba(255,77,77,0.12);
  animation: as-shake 0.35s ease;
}

@keyframes as-shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-6px); }
  60%      { transform: translateX(6px); }
}

.as-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--as-primary), var(--as-secondary));
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
}
.as-btn:hover   { opacity: 0.9; }
.as-btn:active  { transform: scale(0.98); }
.as-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.as-error-msg {
  font-size: 0.75rem;
  color: var(--as-danger);
  text-align: center;
  min-height: 18px;
  letter-spacing: 0.03em;
}

/* ── Lock screen ─────────────────────────────────────────────── */
.as-lock-screen {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.as-lock-icon {
  font-size: 3rem;
  animation: as-pulse 2s ease infinite;
}

@keyframes as-pulse {
  0%,100% { transform: scale(1);   opacity: 1; }
  50%      { transform: scale(1.08); opacity: 0.75; }
}

.as-lock-title {
  font-family: var(--as-font-display);
  font-size: 1.3rem;
  letter-spacing: 0.1em;
  color: var(--as-danger);
}

.as-lock-sub {
  font-size: 0.8rem;
  color: var(--as-muted);
  line-height: 1.6;
}

.as-lock-college {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--as-text);
  background: var(--as-bg);
  border: 1px solid var(--as-border);
  border-radius: 8px;
  padding: 8px 20px;
  letter-spacing: 0.06em;
}

/* ── Force update screen ─────────────────────────────────────── */
.as-update-screen {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.as-update-icon {
  font-size: 2.5rem;
  animation: as-bounce 1.6s ease infinite;
}

@keyframes as-bounce {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

.as-update-title {
  font-family: var(--as-font-display);
  font-size: 1.3rem;
  letter-spacing: 0.1em;
  color: var(--as-text);
}

.as-version-badge {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 0.75rem;
  color: var(--as-muted);
}
.as-version-badge span {
  background: var(--as-bg);
  border: 1px solid var(--as-border);
  border-radius: 6px;
  padding: 4px 12px;
  letter-spacing: 0.06em;
}
.as-version-badge .new {
  border-color: var(--as-primary);
  color: var(--as-primary);
}

/* ── Animation fullscreen player ────────────────────────────── */
#appstart-anim-layer {
  position: fixed;
  inset: 0;
  background: var(--as-bg, #F5EDE0);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.5s ease;
}

#appstart-anim-layer.as-visible {
  opacity: 1;
  visibility: visible;
}

#appstart-anim-layer video,
#appstart-anim-layer img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.as-anim-label {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--as-muted);
  white-space: nowrap;
}

/* ── College badge shown after license validation ────────────── */
.as-college-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--as-bg);
  border: 1px solid rgba(0,212,170,0.2);
  border-radius: 30px;
  padding: 6px 16px 6px 10px;
  font-size: 0.75rem;
  color: var(--as-primary);
  letter-spacing: 0.05em;
  font-weight: 600;
  animation: as-fadeUp 0.4s ease both;
}

.as-college-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--as-primary);
  animation: as-pulse 1.8s ease infinite;
}

/* ── Footer bar ──────────────────────────────────────────────── */
.as-footer {
  font-size: 0.62rem;
  color: var(--as-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.5;
}

/* ── Responsive tweaks ───────────────────────────────────────── */
@media (max-width: 360px) {
  .as-card { padding: 28px 20px 22px; gap: 18px; }
  .as-app-name { font-size: 1.6rem; }
}