/* ============================================================
   SKYLINE — AUTH PAGE (Midnight Card)
   Deep blue · Electric cyan · White
   Compact, single-viewport, mobile-first
   ============================================================ */

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

:root {
  --sky-blue:      #0A1A3C;
  --sky-blue-2:    #0E2450;
  --sky-blue-3:    #12305F;
  --sky-cyan:      #22D3EE;
  --sky-cyan-deep: #06B6D4;
  --sky-white:     #FFFFFF;
  --sky-soft:      #A9C1E8;
  --sky-muted:     #6B85B5;
  --sky-line:      rgba(255, 255, 255, 0.08);
  --sky-success:   #22C55E;
  --sky-error:     #FF5A6E;
  --sky-warn:      #FFB300;
  --sky-info:      #38BDF8;

  --sky-r:         16px;
  --sky-r-sm:      11px;
  --sky-r-pill:    999px;

  --sky-font:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html, body {
  height: 100%;
  font-family: var(--sky-font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  color: var(--sky-white);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 0%,   rgba(34, 211, 238, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 100%, rgba(59, 130, 246, 0.20) 0%, transparent 55%),
    linear-gradient(180deg, #081733 0%, var(--sky-blue) 55%, #050F24 100%);
}

/* ------------------------------------------------------------
   WRAPPER
   ------------------------------------------------------------ */
.sky-wrap {
  width: 100%;
  max-width: 390px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  z-index: 1;
}

/* ------------------------------------------------------------
   BRAND
   ------------------------------------------------------------ */
.sky-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.sky-mark {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, var(--sky-cyan) 0%, #3B82F6 100%);
  box-shadow: 0 10px 24px -8px rgba(34, 211, 238, 0.65),
              0 0 0 4px rgba(34, 211, 238, 0.10);
}

.sky-mark svg {
  width: 48px;
  height: 48px;
  display: block;
}

.sky-brand-name {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.4px;
  color: var(--sky-white);
  text-shadow: 0 2px 12px rgba(34, 211, 238, 0.35);
}

/* ------------------------------------------------------------
   REFERRAL CHIP (dynamic, hidden by default until ?ref= present)
   ------------------------------------------------------------ */
.sky-ref {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--sky-r-pill);
  background: rgba(34, 211, 238, 0.10);
  border: 1px solid rgba(34, 211, 238, 0.30);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--sky-soft);
}

.sky-ref[hidden] {
  display: none;
}

.sky-ref-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sky-success);
  box-shadow: 0 0 8px var(--sky-success);
  flex-shrink: 0;
}

.sky-ref b {
  color: var(--sky-white);
  font-weight: 800;
  letter-spacing: 0.5px;
}

.sky-ref i {
  color: var(--sky-cyan);
  font-size: 10px;
}

/* ------------------------------------------------------------
   WELCOME
   ------------------------------------------------------------ */
.sky-welcome {
  text-align: center;
  font-size: 12.5px;
  color: var(--sky-muted);
  line-height: 1.45;
}

.sky-welcome b {
  color: var(--sky-soft);
  font-weight: 700;
}

/* ------------------------------------------------------------
   CARD
   ------------------------------------------------------------ */
.sky-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--sky-line);
  border-radius: var(--sky-r);
  padding: 16px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.7);
}

/* ------------------------------------------------------------
   TABS — underline style
   ------------------------------------------------------------ */
.sky-tabs {
  position: relative;
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--sky-line);
}

.sky-tab {
  flex: 1;
  padding: 10px 4px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--sky-font);
  font-size: 13px;
  font-weight: 700;
  color: var(--sky-muted);
  position: relative;
  transition: color 0.2s;
}

.sky-tab.active {
  color: var(--sky-white);
}

.sky-tab.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--sky-cyan), #3B82F6);
  border-radius: 2px;
}

/* ------------------------------------------------------------
   FORMS
   ------------------------------------------------------------ */
.sky-form {
  display: none;
}

.sky-form.active {
  display: block;
  animation: sky-fade 0.25s ease;
}

@keyframes sky-fade {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

.sky-field {
  margin-bottom: 11px;
}

.sky-label {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--sky-muted);
  margin-bottom: 5px;
}

.sky-opt {
  color: var(--sky-muted);
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  margin-left: 4px;
}

.sky-input-wrap {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1.5px solid var(--sky-line);
  border-radius: var(--sky-r-sm);
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.sky-input-wrap:focus-within {
  border-color: var(--sky-cyan);
  background: rgba(34, 211, 238, 0.06);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}

.sky-input {
  flex: 1;
  min-width: 0;
  padding: 12px 12px;
  background: none;
  border: none;
  outline: none;
  font-family: var(--sky-font);
  font-size: 14px;
  font-weight: 500;
  color: var(--sky-white);
}

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

.sky-eye {
  padding: 0 12px;
  background: none;
  border: none;
  color: var(--sky-muted);
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  height: 100%;
}

.sky-eye:hover {
  color: var(--sky-cyan);
}

/* ------------------------------------------------------------
   SUBMIT
   ------------------------------------------------------------ */
.sky-submit {
  width: 100%;
  padding: 13px;
  margin-top: 4px;
  border: none;
  border-radius: var(--sky-r-sm);
  background: linear-gradient(120deg, var(--sky-cyan) 0%, #3B82F6 100%);
  color: #04122B;
  font-family: var(--sky-font);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.3px;
  cursor: pointer;
  box-shadow: 0 10px 24px -8px rgba(34, 211, 238, 0.6);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.sky-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  filter: brightness(1.05);
  box-shadow: 0 14px 30px -8px rgba(34, 211, 238, 0.8);
}

.sky-submit:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
}

.sky-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

/* ------------------------------------------------------------
   FOOT
   ------------------------------------------------------------ */
.sky-foot {
  text-align: center;
  font-size: 11.5px;
  color: var(--sky-muted);
  margin-top: 10px;
}

.sky-foot a {
  color: var(--sky-cyan);
  font-weight: 800;
  text-decoration: none;
  margin-left: 3px;
}

.sky-foot a:hover {
  text-decoration: underline;
}

/* ------------------------------------------------------------
   COMMUNITY — icon logos with hyperlinks
   ------------------------------------------------------------ */
.sky-community {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--sky-line);
}

.sky-community-label {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sky-muted);
}


/* ------------------------------------------------------------
   LEGAL
   ------------------------------------------------------------ */
.sky-legal {
  text-align: center;
  font-size: 9.5px;
  color: var(--sky-muted);
  letter-spacing: 0.3px;
}

/* ------------------------------------------------------------
   TOAST (used by auth.js)
   ------------------------------------------------------------ */
.pulse-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--sky-r-sm);
  padding: 14px 22px;
  font-family: var(--sky-font);
  font-size: 13px;
  font-weight: 700;
  color: #04122B;
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.35),
              0 10px 24px -8px rgba(34, 211, 238, 0.3);
  z-index: 9999;
  opacity: 0;
  max-width: 90vw;
  text-align: center;
  pointer-events: none;
  animation: sky-toast-up 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  border-left: 4px solid var(--sky-cyan);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.pulse-toast.success { border-left-color: var(--sky-success); }
.pulse-toast.error   { border-left-color: var(--sky-error); }
.pulse-toast.warning { border-left-color: var(--sky-warn); }
.pulse-toast.info    { border-left-color: var(--sky-info); }

@keyframes sky-toast-up {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes sky-toast-down {
  from { opacity: 1; transform: translateX(-50%) translateY(0); }
  to   { opacity: 0; transform: translateX(-50%) translateY(20px); }
}

/* ------------------------------------------------------------
   RESPONSIVE — bigger screens
   ------------------------------------------------------------ */
@media (min-width: 600px) {
  .sky-wrap       { max-width: 440px; }
  .sky-card       { padding: 22px 20px; }
  .sky-brand-name { font-size: 22px; }
  .sky-mark       { width: 54px; height: 54px; }
}

/* ------------------------------------------------------------
   REDUCED MOTION
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}



/* ============================================================
   COMMUNITY — bright brand buttons with labels
   ============================================================ */
.sky-community {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--sky-line);
  border-radius: var(--sky-r);
  margin-top: 14px;
}

.sky-community-label {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--sky-muted);
  text-align: center;
}

.sky-social-icons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sky-social-icon {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  border-radius: var(--sky-r-sm);
  text-decoration: none;
  font-family: var(--sky-font);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.2px;
  color: var(--sky-white);
  transition: transform var(--sky-dur-1) var(--sky-ease),
              filter var(--sky-dur-2) var(--sky-ease),
              box-shadow var(--sky-dur-2) var(--sky-ease);
}

.sky-social-icon:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

.sky-social-icon:active {
  transform: scale(0.98);
}

/* Bigger, brighter icon */
.sky-social-icon > i:first-child {
  font-size: 20px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
}

.sky-social-text {
  flex: 1;
  text-align: left;
}

.sky-social-arrow {
  font-size: 11px;
  opacity: 0.75;
  transition: transform var(--sky-dur-2) var(--sky-ease);
}

.sky-social-icon:hover .sky-social-arrow {
  transform: translateX(3px);
  opacity: 1;
}

/* WhatsApp — brand green */
.sky-social-icon.sky-wa {
  background: linear-gradient(120deg, #1EBE5D 0%, #25D366 100%);
  box-shadow: 0 8px 20px -8px rgba(37, 211, 102, 0.6);
}

/* Telegram — brand blue */
.sky-social-icon.sky-tg {
  background: linear-gradient(120deg, #1E96D6 0%, #2AABEE 100%);
  box-shadow: 0 8px 20px -8px rgba(42, 171, 238, 0.6);
}

.sky-social-icon.sky-wa:hover {
  box-shadow: 0 12px 26px -8px rgba(37, 211, 102, 0.85);
}

.sky-social-icon.sky-tg:hover {
  box-shadow: 0 12px 26px -8px rgba(42, 171, 238, 0.85);
}