/* =========================================================
   SmartMotion — login.css
   Estética: industrial refinada · oscura · tipografía fuerte
   ========================================================= */

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

:root {
  --bg:        #0a0b0e;
  --bg2:       #10121a;
  --bg3:       #161a24;
  --border:    rgba(255,255,255,0.07);
  --border2:   rgba(255,255,255,0.13);
  --accent:    #e8ff47;
  --accent2:   #b8cc2a;
  --text:      #f0f0ec;
  --text2:     #8a8f9a;
  --text3:     #4a4f5a;
  --red:       #ff4d4d;
  --red-bg:    rgba(255,77,77,0.08);
  --green:     #3dffa0;
  --green-bg:  rgba(61,255,160,0.08);
  --radius:    12px;
  --radius-sm: 6px;
  --mono:      'DM Mono', monospace;
  --display:   'Syne', sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--display);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

/* ── Fondo ── */
.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
}
.bg-glow {
  position: fixed; top: -20%; left: 50%; transform: translateX(-50%);
  width: 800px; height: 500px; pointer-events: none; z-index: 0;
  background: radial-gradient(ellipse, rgba(232,255,71,0.06) 0%, transparent 70%);
}

/* ── Layout ── */
.login-wrap {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: min(960px, 96vw);
  min-height: min(620px, 94vh);
  border: 1px solid var(--border2);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 40px 120px rgba(0,0,0,0.6);
}

/* ── Panel izquierdo ── */
.brand-panel {
  background: var(--bg2);
  border-right: 1px solid var(--border);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  overflow: hidden;
}
.brand-panel::before {
  content: '';
  position: absolute; bottom: -60px; right: -60px;
  width: 240px; height: 240px; border-radius: 50%;
  background: radial-gradient(circle, rgba(232,255,71,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.brand-top {
  display: flex; align-items: center; gap: 12px; margin-bottom: auto;
}
.logo-mark {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--accent); color: #0a0b0e;
  font-family: var(--display); font-weight: 800; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  letter-spacing: 0.5px;
}
.logo-name {
  font-family: var(--display); font-weight: 700; font-size: 15px;
  color: var(--text); letter-spacing: 0.5px;
}

.brand-center { padding: 40px 0 32px; }
.brand-headline {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(32px, 4vw, 44px); line-height: 1.05;
  color: var(--text); letter-spacing: -1px;
}
.brand-headline em { color: var(--accent); font-style: normal; }
.brand-sub {
  margin-top: 16px; font-size: 13px; line-height: 1.65;
  color: var(--text2); font-family: var(--mono); font-weight: 300;
  max-width: 280px;
}

.brand-stats {
  display: flex; align-items: center; gap: 20px;
  padding: 20px 0; border-top: 1px solid var(--border);
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-n {
  font-family: var(--display); font-weight: 800; font-size: 20px;
  color: var(--accent); letter-spacing: -0.5px;
}
.stat-l {
  font-family: var(--mono); font-size: 10px;
  color: var(--text3); text-transform: uppercase; letter-spacing: 0.5px;
}
.stat-div { width: 1px; height: 32px; background: var(--border2); }

.brand-ticker {
  margin-top: 20px; overflow: hidden;
  font-family: var(--mono); font-size: 9px; font-weight: 500;
  color: var(--text3); letter-spacing: 1.5px; white-space: nowrap;
}
.brand-ticker span {
  display: inline-block;
  animation: ticker 18s linear infinite;
}
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── Panel derecho ── */
.form-panel {
  background: var(--bg3);
  display: flex; align-items: center; justify-content: center;
  padding: 40px;
}
.form-inner { width: 100%; max-width: 360px; }

.form-header { margin-bottom: 32px; }
.form-eyebrow {
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  color: var(--accent); letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 10px;
}
.form-title {
  font-family: var(--display); font-weight: 700; font-size: 28px;
  color: var(--text); letter-spacing: -0.5px; line-height: 1.1;
  margin-bottom: 8px;
}
.form-hint {
  font-family: var(--mono); font-size: 12px; font-weight: 300;
  color: var(--text2); line-height: 1.5;
}

/* ── Alertas ── */
.alert {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; border-radius: var(--radius-sm);
  font-family: var(--mono); font-size: 12px; margin-bottom: 20px;
  animation: fadeIn .25s ease;
}
.alert-error { background: var(--red-bg); color: var(--red); border: 1px solid rgba(255,77,77,0.2); }
.alert-ok    { background: var(--green-bg); color: var(--green); border: 1px solid rgba(61,255,160,0.2); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ── Campos ── */
.field-group { margin-bottom: 20px; }
.field-label {
  display: block; font-family: var(--mono); font-size: 11px; font-weight: 500;
  color: var(--text2); letter-spacing: 0.5px; text-transform: uppercase;
  margin-bottom: 8px;
}
.field-wrap { position: relative; display: flex; align-items: center; }
.field-icon {
  position: absolute; left: 14px; color: var(--text3); pointer-events: none;
  transition: color .2s;
}
.field-input {
  width: 100%; padding: 13px 44px 13px 44px;
  background: var(--bg2); border: 1px solid var(--border2);
  border-radius: var(--radius-sm); color: var(--text);
  font-family: var(--mono); font-size: 13px; outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field-input::placeholder { color: var(--text3); }
.field-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(232,255,71,0.08);
}
.field-input:focus + .field-icon,
.field-wrap:focus-within .field-icon { color: var(--accent); }

.toggle-pw {
  position: absolute; right: 12px; background: none; border: none;
  cursor: pointer; color: var(--text3); padding: 4px;
  display: flex; align-items: center; transition: color .2s;
}
.toggle-pw:hover { color: var(--text2); }

/* ── Botón ── */
.btn-login {
  width: 100%; margin-top: 8px; padding: 14px 20px;
  background: var(--accent); border: none; border-radius: var(--radius-sm);
  cursor: pointer; display: flex; align-items: center; justify-content: space-between;
  gap: 8px; transition: background .2s, transform .15s, box-shadow .2s;
  position: relative; overflow: hidden;
}
.btn-login::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0; transition: opacity .2s;
}
.btn-login:hover { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(232,255,71,0.25); }
.btn-login:hover::before { opacity: 1; }
.btn-login:active { transform: translateY(0); }
.btn-login:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-text {
  font-family: var(--display); font-weight: 700; font-size: 14px;
  color: #0a0b0e; letter-spacing: 0.3px;
}
.btn-arrow { color: #0a0b0e; flex-shrink: 0; transition: transform .2s; }
.btn-login:hover .btn-arrow { transform: translateX(3px); }

/* Loader dots */
.btn-loader { display: flex; align-items: center; gap: 4px; }
.dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: #0a0b0e; animation: bounce .8s infinite;
}
.dot:nth-child(2) { animation-delay: .15s; }
.dot:nth-child(3) { animation-delay: .3s; }
@keyframes bounce {
  0%, 80%, 100% { transform: scale(0.7); opacity: .5; }
  40% { transform: scale(1); opacity: 1; }
}

/* ── Footer del form ── */
.form-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 24px;
}
.footer-badge {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--mono); font-size: 10px; color: var(--text3);
}
.footer-version {
  font-family: var(--mono); font-size: 10px;
  color: var(--text3); letter-spacing: 1px;
}

/* ── Responsive ── */
@media (max-width: 680px) {
  .login-wrap { grid-template-columns: 1fr; min-height: auto; }
  .brand-panel { display: none; }
  .form-panel { padding: 32px 24px; }
}