@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

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

:root {
  --bg:          #07090e;
  --accent:      #00ff88;
  --accent-dim:  rgba(0,255,136,0.5);
  --accent-glow: rgba(0,255,136,0.12);
  --border:      rgba(0,255,136,0.12);
  --border-hi:   rgba(0,255,136,0.32);
  --text:        #d8e8e2;
  --text-dim:    rgba(216,232,226,0.45);
}

html, body {
  width: 100%;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", sans-serif;
  overflow-x: hidden;
}

/* ── Animated background ── */
.bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,255,136,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,136,0.028) 1px, transparent 1px);
  background-size: 48px 48px;
}

.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  animation: pulse 8s ease-in-out infinite;
}

.bg-glow-1 {
  width: 600px; height: 600px;
  background: rgba(0,255,136,0.055);
  top: -200px; right: -100px;
  animation-delay: 0s;
}

.bg-glow-2 {
  width: 500px; height: 500px;
  background: rgba(0,255,136,0.03);
  bottom: -150px; left: -80px;
  animation-delay: -4s;
}

@keyframes pulse {
  0%, 100% { transform: scale(1);   opacity: 0.7; }
  50%       { transform: scale(1.1); opacity: 1; }
}

/* ── Auth container ── */
.auth-wrap {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
}

/* ── Auth card ── */
.auth-card {
  width: 420px;
  max-width: 100%;
  background: rgba(9,13,22,0.88);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px 36px 36px;
  backdrop-filter: blur(24px);
  box-shadow:
    0 32px 80px rgba(0,0,0,0.6),
    0 0 60px rgba(0,255,136,0.05),
    inset 0 1px 0 rgba(255,255,255,0.06);
  animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.auth-card.hidden { display: none; }

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

/* ── Brand ── */
.auth-brand {
  text-align: center;
  margin-bottom: 32px;
}

.brand-icon {
  width: 60px; height: 60px;
  background: rgba(0,255,136,0.08);
  border: 2px solid rgba(0,255,136,0.2);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 0 24px rgba(0,255,136,0.1);
}

.brand-icon svg {
  fill: var(--accent);
  filter: drop-shadow(0 0 8px var(--accent-dim));
}

.auth-brand h1 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.3px;
  margin-bottom: 6px;
}

.auth-brand p {
  font-size: 13px;
  color: var(--text-dim);
}

/* ── Form ── */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.field-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.field-icon {
  position: absolute;
  left: 14px;
  color: var(--text-dim);
  pointer-events: none;
  z-index: 1;
}

.field-wrap input {
  width: 100%;
  padding: 12px 14px 12px 40px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(0,255,136,0.12);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  font-family: "Inter", sans-serif;
  outline: none;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.field-wrap input:focus {
  border-color: var(--accent-dim);
  background: rgba(0,255,136,0.04);
  box-shadow: 0 0 0 3px rgba(0,255,136,0.07);
}

.field-wrap input::placeholder { color: var(--text-dim); }

/* ── Button ── */
.auth-btn, .btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 48px;
  background: linear-gradient(135deg, rgba(0,255,136,0.18) 0%, rgba(0,255,136,0.08) 100%);
  border: 1px solid var(--border-hi);
  border-radius: 10px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  font-family: "Inter", sans-serif;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.auth-btn:hover, .btn-primary:hover {
  background: linear-gradient(135deg, rgba(0,255,136,0.28) 0%, rgba(0,255,136,0.16) 100%);
  box-shadow: 0 0 20px rgba(0,255,136,0.2);
}

.auth-btn:active { transform: translateY(1px); }
.auth-btn svg    { transition: transform 0.2s; }
.auth-btn:hover svg { transform: translateX(3px); }

/* ── Switch link ── */
.auth-switch {
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
}

.auth-switch a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s;
}

.auth-switch a:hover { opacity: 0.75; }

/* ── QR Modal (dynamically injected by login.js) ── */
#qr-modal { backdrop-filter: blur(10px) !important; }

#qr-modal > div {
  background: rgba(9,13,22,0.96) !important;
  border: 1px solid rgba(0,255,136,0.2) !important;
  border-radius: 18px !important;
  box-shadow: 0 24px 64px rgba(0,0,0,0.7), 0 0 40px rgba(0,255,136,0.07) !important;
}

#qr-modal h2 { color: #00ff88 !important; font-family: "Inter", sans-serif !important; font-size: 18px !important; }
#qr-modal p  { font-family: "Inter", sans-serif !important; font-size: 13px !important; color: rgba(216,232,226,0.65) !important; }

#close-qr {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 10px 28px !important;
  background: rgba(0,255,136,0.1) !important;
  border: 1px solid rgba(0,255,136,0.32) !important;
  border-radius: 8px !important;
  color: #00ff88 !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  font-family: "Inter", sans-serif !important;
  cursor: pointer !important;
  transition: all 0.2s !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

#close-qr:hover { background: rgba(0,255,136,0.2) !important; box-shadow: 0 0 14px rgba(0,255,136,0.15) !important; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,255,136,0.2); border-radius: 4px; }

/* ── Responsive ── */
@media (max-width: 480px) {
  .auth-wrap { padding: 24px 12px; align-items: flex-start; padding-top: 40px; }
  .auth-card { padding: 28px 20px 24px; border-radius: 16px; }
  .auth-brand h1 { font-size: 18px; }
  .auth-brand { margin-bottom: 24px; }
  .brand-icon { width: 50px; height: 50px; margin-bottom: 12px; }
  .field-wrap input { padding: 11px 12px 11px 38px; font-size: 13px; }
  .auth-btn { height: 44px; font-size: 13px; }
}