/* ═══════════════════════════════════════════
   HIGHPEX — Auth Pages (Login / Register)
   ═══════════════════════════════════════════ */

/* ── Variables ── */
:root {
  --bg:           #07070f;
  --surface:      rgba(255,255,255,0.04);
  --surface-h:    rgba(255,255,255,0.07);
  --card-bg:      rgba(255,255,255,0.035);
  --border:       rgba(255,255,255,0.10);
  --border-h:     rgba(255,255,255,0.20);
  --border-focus: rgba(79,142,255,0.55);
  --text:         #eaeaf4;
  --text-muted:   #6a6a82;
  --text-dim:     #b2b2cc;
  --accent:       #4f8eff;
  --accent2:      #a259ff;
  --accent-glow:  rgba(79,142,255,0.22);
  --input-bg:     rgba(255,255,255,0.05);
  --nav-bg:       rgba(10,10,20,0.90);
  --radius:       14px;
  --ease:         0.2s ease;

  /* Footer */
  --footer-bg:    rgba(255,255,255,0.02);
  --footer-border:rgba(255,255,255,0.07);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  background-image: radial-gradient(circle, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════ */

.nav-outer {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 40px), 1100px);
  z-index: 999;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 22px;
  position: relative;          /* needed for absolute-centered nav-center */
  background: var(--nav-bg);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.07),
    0 8px 32px rgba(0,0,0,0.55);
}

.nav-brand {
  font-family: 'Sora', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #ffffff;
  text-decoration: none;
  user-select: none;
  flex-shrink: 0;
}

/* Center dropdown nav */
.nav-center {
  display: flex;
  align-items: center;
  gap: 4px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 0.83rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
  color: #c4c4dc;
  background: none;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--ease), background var(--ease);
}

.nav-dropdown-btn i {
  font-size: 0.65rem;
  transition: transform var(--ease);
}

.nav-dropdown-btn:hover,
.nav-dropdown.open .nav-dropdown-btn {
  color: #ffffff;
  background: rgba(255,255,255,0.08);
}

.nav-dropdown.open .nav-dropdown-btn i {
  transform: rotate(180deg);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 180px;
  background: rgba(14,14,26,0.97);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 100;
}

.nav-dropdown.open .dropdown-menu {
  display: block;
  animation: fadeDown 0.15s ease;
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateX(-50%) translateY(-6px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.dropdown-menu a {
  display: block;
  padding: 8px 14px;
  font-size: 0.82rem;
  font-weight: 500;
  color: #b2b2cc;
  text-decoration: none;
  border-radius: 8px;
  transition: color var(--ease), background var(--ease);
}

.dropdown-menu a:hover {
  color: #ffffff;
  background: rgba(255,255,255,0.08);
}

/* Right side of nav */
.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.nav-link-plain {
  font-size: 0.83rem;
  font-weight: 500;
  color: #c4c4dc;
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 8px;
  transition: color var(--ease), background var(--ease);
}

.nav-link-plain:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  color: #fff;
  background: var(--accent);
  border-radius: 9px;
  text-decoration: none;
  transition: opacity var(--ease), transform var(--ease), box-shadow var(--ease);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.nav-btn:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════
   AUTH LAYOUT
   ═══════════════════════════════════════════ */

.auth-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 60px;
}

.auth-box {
  width: 100%;
  max-width: 420px;
}

/* Top label */
.auth-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

/* Main heading */
.auth-title {
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 6px;
}

/* Subtitle */
.auth-sub {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* Card */
.auth-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 32px 28px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.06),
    0 20px 60px rgba(0,0,0,0.4);
}

/* Form groups */
.form-group {
  margin-bottom: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 7px;
  letter-spacing: 0.02em;
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.88rem;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
  -webkit-appearance: none;
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:hover {
  border-color: var(--border-h);
}

.form-input:focus {
  border-color: var(--border-focus);
  background: rgba(79,142,255,0.04);
  box-shadow: 0 0 0 3px rgba(79,142,255,0.12);
}

/* Remember me row */
.form-check {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
  border-radius: 4px;
}

.form-check label {
  font-size: 0.82rem;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
}

/* Submit button */
.btn-submit {
  width: 100%;
  padding: 11px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: opacity var(--ease), transform var(--ease), box-shadow var(--ease);
  box-shadow: 0 4px 18px var(--accent-glow);
  margin-bottom: 20px;
}

.btn-submit:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  box-shadow: 0 8px 26px var(--accent-glow);
}

.btn-submit:active {
  transform: translateY(0);
}

/* Divider */
.form-divider {
  height: 1px;
  background: var(--border);
  margin: 20px 0;
}

/* Helper links */
.form-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-link-row {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
}

.form-link-row a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  transition: opacity var(--ease);
}

.form-link-row a:hover {
  opacity: 0.75;
  text-decoration: underline;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */

.site-footer {
  background: var(--footer-bg);
  border-top: 1px solid var(--footer-border);
  padding: 48px 24px 28px;
  margin-top: auto;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand-col .footer-brand {
  font-family: 'Sora', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #ffffff;
  display: block;
  margin-bottom: 10px;
}

.footer-brand-col p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 220px;
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-col ul li a {
  font-size: 0.83rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--ease);
}

.footer-col ul li a:hover {
  color: var(--text);
}

/* Bottom bar */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--footer-border);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-copy span {
  color: var(--text-dim);
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-socials a {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.footer-socials a:hover {
  color: #fff;
  border-color: var(--border-h);
  background: var(--surface-h);
}

.footer-badges {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
}

.footer-badge i {
  font-size: 0.65rem;
  color: #22c55e;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */

@media (max-width: 860px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}

@media (max-width: 560px) {
  .nav-center { display: none; }
  .nav-outer  { width: calc(100% - 24px); top: 12px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .form-row   { grid-template-columns: 1fr; }
  .auth-card  { padding: 24px 18px; }
}

/* ═══════════════════════════════════════════
   FLASH MESSAGES
   ═══════════════════════════════════════════ */

.flash {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 10px;
  font-size: 0.83rem;
  font-weight: 500;
  margin-bottom: 18px;
  border: 1px solid transparent;
}

.flash-error {
  background: rgba(239,68,68,0.10);
  border-color: rgba(239,68,68,0.25);
  color: #fca5a5;
}

.flash-success {
  background: rgba(34,197,94,0.10);
  border-color: rgba(34,197,94,0.25);
  color: #86efac;
}

.flash i { flex-shrink: 0; }