/* ─── VARIABLES (mismas que dashboard) ──────────────────────────────────────── */
:root {
  --bg:         #080c10;
  --bg2:        #0d1117;
  --bg3:        #131920;
  --bg4:        #1a2230;
  --border:     #1e2d3d;
  --border2:    #243447;
  --text:       #e2eaf5;
  --text2:      #7a9ab8;
  --text3:      #3d5a78;
  --green:      #00e5a0;
  --green2:     #00a572;
  --green-glow: rgba(0,229,160,0.15);
  --red:        #ff4466;
  --red-glow:   rgba(255,68,102,0.15);
  --mono:       'JetBrains Mono', monospace;
  --sans:       'Syne', sans-serif;
}

/* ─── RESET ──────────────────────────────────────────────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }

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

/* ─── BACKGROUND ─────────────────────────────────────────────────────────────── */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,160,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,160,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.bg-scan {
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.05) 2px,
    rgba(0,0,0,0.05) 4px
  );
  pointer-events: none;
  z-index: 0;
}

/* ─── CORNER DECORATIONS ─────────────────────────────────────────────────────── */
.corner {
  position: fixed;
  width: 40px;
  height: 40px;
  z-index: 1;
  opacity: 0.4;
}

.corner.tl { top: 20px;    left: 20px;  border-top: 1px solid var(--green); border-left: 1px solid var(--green); }
.corner.tr { top: 20px;    right: 20px; border-top: 1px solid var(--green); border-right: 1px solid var(--green); }
.corner.bl { bottom: 20px; left: 20px;  border-bottom: 1px solid var(--green); border-left: 1px solid var(--green); }
.corner.br { bottom: 20px; right: 20px; border-bottom: 1px solid var(--green); border-right: 1px solid var(--green); }

/* ─── WRAPPER ────────────────────────────────────────────────────────────────── */
.login-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: 380px;
  padding: 20px;
  animation: fadeUp 0.4s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── HEADER ─────────────────────────────────────────────────────────────────── */
.login-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.logo-dot {
  width: 10px; height: 10px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--green), 0 0 24px rgba(0,229,160,0.3);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,100% { box-shadow: 0 0 12px var(--green), 0 0 24px rgba(0,229,160,0.3); }
  50%     { box-shadow: 0 0 20px var(--green), 0 0 40px rgba(0,229,160,0.2); }
}

.logo-text {
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--text);
}

.login-sub {
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--text3);
  text-transform: uppercase;
}

/* ─── CARD ───────────────────────────────────────────────────────────────────── */
.login-card {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

/* línea verde top */
.login-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}

.card-label {
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--text3);
  text-align: center;
}

/* ─── FIELDS ─────────────────────────────────────────────────────────────────── */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.field-label {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text3);
}

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

.field-icon {
  position: absolute;
  left: 12px;
  font-size: 12px;
  color: var(--text3);
  pointer-events: none;
  transition: color 0.2s;
}

.field-input {
  width: 100%;
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: 7px;
  padding: 10px 40px 10px 36px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field-input::placeholder { color: var(--text3); }

.field-input:focus {
  border-color: var(--green2);
  box-shadow: 0 0 0 3px rgba(0,229,160,0.08);
}

.field-input:focus + .field-icon,
.field-input-wrap:focus-within .field-icon {
  color: var(--green);
}

/* toggle password */
.toggle-pw {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  color: var(--text3);
  cursor: pointer;
  font-size: 13px;
  padding: 4px;
  transition: color 0.15s;
  font-family: var(--mono);
}

.toggle-pw:hover { color: var(--text2); }

/* ─── ERROR ──────────────────────────────────────────────────────────────────── */
.login-error {
  font-size: 11px;
  color: var(--red);
  background: var(--red-glow);
  border: 1px solid rgba(255,68,102,0.2);
  border-radius: 6px;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.25s ease;
  text-align: center;
}

.login-error.show {
  padding: 8px 12px;
  max-height: 60px;
}

/* ─── BUTTON ─────────────────────────────────────────────────────────────────── */
.login-btn {
  width: 100%;
  padding: 12px;
  background: var(--green);
  color: var(--bg);
  border: none;
  border-radius: 7px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.login-btn:hover   { background: #00ffb3; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0,229,160,0.3); }
.login-btn:active  { transform: translateY(0); }
.login-btn.loading { background: var(--green2); cursor: not-allowed; }

.btn-arrow {
  transition: transform 0.2s;
  font-size: 14px;
}

.login-btn:hover .btn-arrow { transform: translateX(4px); }

/* spinner cuando loading */
.login-btn.loading .btn-arrow { display: none; }

.spinner {
  width: 14px; height: 14px;
  border: 2px solid rgba(0,0,0,0.3);
  border-top-color: var(--bg);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: none;
}

.login-btn.loading .spinner { display: block; }

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

/* ─── STATUS BAR ─────────────────────────────────────────────────────────────── */
.login-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  color: var(--text3);
}

.status-dot {
  width: 6px; height: 6px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--green);
  animation: pulse 2s infinite;
}

/* ─── SHAKE ANIMATION (error) ────────────────────────────────────────────────── */
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-6px); }
  40%     { transform: translateX(6px); }
  60%     { transform: translateX(-4px); }
  80%     { transform: translateX(4px); }
}

.login-card.shake { animation: shake 0.4s ease; }

/* ─── SCROLLBAR ──────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 3px; }