/*
 * BUniverse LMS — auth-cosmic.css
 * Phase 29B.1B: Dedicated auth login page cosmic theme.
 * Loaded AFTER buniverse-shell.css — high-specificity overrides.
 * No CDN. No build step. No Windows absolute paths.
 * Relative image URL: ../images/ resolves from public/assets/css/ to public/assets/images/
 * Dark cosmic default; [data-theme="light"] variant included.
 */

/* ============================================================
   1. PAGE SETUP — Force dark cosmic body
   ============================================================ */

body.auth-cosmic-page {
    background-color: #0b0e1e !important;
    overflow: hidden !important;
}

/* ============================================================
   2. BACKGROUND LAYERS
   ============================================================ */

/* Fixed layer container — behind all page content */
body.auth-cosmic-page .auth-bg {
    position: fixed !important;
    inset: 0 !important;
    z-index: 0 !important;
    pointer-events: none !important;
}

/* Space photograph — absolute fill inside fixed container */
body.auth-cosmic-page .auth-bg-image {
    position: absolute !important;
    inset: 0 !important;
    background-image: url('../images/space-background.jpg') !important;
    background-size: cover !important;
    background-position: center top !important;
    background-repeat: no-repeat !important;
    opacity: 0.74 !important;
}

/* Light mode: keep space photo visible but reduce saturation */
[data-theme="light"] body.auth-cosmic-page .auth-bg-image {
    opacity: 0.40 !important;
    filter: brightness(1.15) saturate(0.7) !important;
}

/* Cyan/purple radial glow + dark linear overlay */
body.auth-cosmic-page .auth-bg-overlay {
    position: absolute !important;
    inset: 0 !important;
    background:
        radial-gradient(ellipse at 65% 38%, rgba(0, 217, 255, 0.10) 0%, transparent 52%),
        radial-gradient(ellipse at 18% 78%, rgba(139, 51, 232, 0.14) 0%, transparent 48%),
        linear-gradient(180deg, rgba(11, 14, 30, 0.44) 0%, rgba(11, 14, 30, 0.64) 100%) !important;
}

/* Light mode: very light scrim — background image must remain clearly visible */
[data-theme="light"] body.auth-cosmic-page .auth-bg-overlay {
    background:
        radial-gradient(ellipse at 65% 35%, rgba(99, 102, 241, 0.09) 0%, transparent 55%),
        linear-gradient(180deg, rgba(225, 230, 248, 0.12) 0%, rgba(215, 222, 245, 0.22) 100%) !important;
}

/* White star dots base layer */
body.auth-cosmic-page .auth-bg-stars {
    position: absolute !important;
    inset: 0 !important;
    background-image:
        radial-gradient(1px 1px at 10% 15%, rgba(255, 255, 255, 0.65), transparent),
        radial-gradient(1px 1px at 30% 45%, rgba(255, 255, 255, 0.45), transparent),
        radial-gradient(1px 1px at 50% 25%, rgba(255, 255, 255, 0.55), transparent),
        radial-gradient(1px 1px at 70% 60%, rgba(255, 255, 255, 0.35), transparent),
        radial-gradient(1px 1px at 85% 10%, rgba(255, 255, 255, 0.65), transparent),
        radial-gradient(1px 1px at 20% 75%, rgba(255, 255, 255, 0.45), transparent),
        radial-gradient(1px 1px at 65% 85%, rgba(255, 255, 255, 0.55), transparent),
        radial-gradient(1px 1px at 45% 90%, rgba(255, 255, 255, 0.35), transparent),
        radial-gradient(1.5px 1.5px at 90% 40%, rgba(0, 217, 255, 0.72), transparent),
        radial-gradient(1.5px 1.5px at 5%  55%, rgba(139, 51, 232, 0.72), transparent) !important;
}

/* Cyan/purple/pink accent dots — pseudo-element second layer */
body.auth-cosmic-page .auth-bg-stars::after {
    content: "" !important;
    position: absolute !important;
    inset: 0 !important;
    background-image:
        radial-gradient(1.5px 1.5px at 12% 18%, rgba(0, 217, 255, 0.72), transparent),
        radial-gradient(1.5px 1.5px at 42% 82%, rgba(167, 100, 240, 0.72), transparent),
        radial-gradient(1px   1px   at 72% 44%, rgba(255, 100, 200, 0.58), transparent),
        radial-gradient(2px   2px   at 87% 92%, rgba(0, 217, 255, 0.68), transparent),
        radial-gradient(1px   1px   at 27% 52%, rgba(139, 51, 232, 0.52), transparent),
        radial-gradient(1.5px 1.5px at 60% 28%, rgba(0, 217, 255, 0.62), transparent),
        radial-gradient(1px   1px   at 33% 70%, rgba(139, 51, 232, 0.48), transparent) !important;
    pointer-events: none !important;
}

[data-theme="light"] body.auth-cosmic-page .auth-bg-stars {
    opacity: 0.08 !important;
}

/* ============================================================
   3. AUTH SHELL — Centering wrapper above background
   ============================================================ */

body.auth-cosmic-page .auth-shell {
    position: relative !important;
    z-index: 1 !important;
    min-height: 100vh !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 1.5rem !important;
    background: transparent !important;
}

/* ============================================================
   4. COSMIC CARD — Glass morphism panel
   ============================================================ */

.auth-cosmic-card {
    position: relative !important;
    background: rgba(13, 16, 28, 0.70) !important;
    border: 1px solid rgba(0, 217, 255, 0.26) !important;
    border-radius: 16px !important;
    box-shadow:
        0 0 20px rgba(0, 217, 255, 0.14),
        0 0 40px rgba(0, 217, 255, 0.07),
        inset 0 0 20px rgba(0, 217, 255, 0.03),
        0 12px 52px rgba(0, 0, 0, 0.64),
        inset 0 1px 0 rgba(255, 255, 255, 0.06) !important;
    backdrop-filter: blur(24px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
    padding: 2.75rem 2.5rem !important;
    width: 100% !important;
    max-width: 460px !important;
    transition: box-shadow 0.3s ease !important;
}

/* Light mode: semi-transparent glass — background image remains visible through card */
[data-theme="light"] .auth-cosmic-card {
    background: rgba(240, 244, 255, 0.72) !important;
    border-color: rgba(99, 102, 241, 0.32) !important;
    box-shadow:
        0 12px 52px rgba(20, 20, 60, 0.20),
        0 0 0 1px rgba(99, 102, 241, 0.14) !important;
    backdrop-filter: blur(28px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(28px) saturate(180%) !important;
}

/* ============================================================
   5. HERO — 72 px logo + cyan glow title + subtitle
   ============================================================ */

.auth-cosmic-card .auth-hero {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: 0.5rem !important;
    margin-bottom: 1.5rem !important;
}

.auth-cosmic-card .auth-hero-logo {
    width: 72px !important;
    height: 72px !important;
    object-fit: contain !important;
    filter: drop-shadow(0 0 16px rgba(0, 217, 255, 0.55)) drop-shadow(0 0 6px rgba(0, 217, 255, 0.35)) !important;
    margin-bottom: 0.375rem !important;
    display: block !important;
}

/* Dark mode: show white logo, hide black logo */
.auth-cosmic-card .auth-hero-logo--dark  { display: block !important; }
.auth-cosmic-card .auth-hero-logo--light { display: none  !important; }

/* Light mode: show black logo, hide white logo; remove glow */
[data-theme="light"] .auth-cosmic-card .auth-hero-logo--dark  { display: none  !important; }
[data-theme="light"] .auth-cosmic-card .auth-hero-logo--light { display: block !important; }
[data-theme="light"] .auth-cosmic-card .auth-hero-logo {
    filter: none !important;
}

/* "Behind The Universe" — uppercase, neon cyan glow */
.auth-cosmic-card .auth-hero-title {
    font-size: 1.625rem !important;
    font-weight: 800 !important;
    letter-spacing: 0.07em !important;
    text-transform: uppercase !important;
    /* Override any gradient text-fill from shell CSS */
    background: none !important;
    -webkit-background-clip: unset !important;
    background-clip: unset !important;
    color: hsl(188, 100%, 60%) !important;
    -webkit-text-fill-color: hsl(188, 100%, 60%) !important;
    text-shadow:
        0 0  8px rgba(0, 217, 255, 0.95),
        0 0 18px rgba(0, 217, 255, 0.75),
        0 0 32px rgba(0, 217, 255, 0.48),
        0 0 52px rgba(0, 217, 255, 0.25) !important;
    margin: 0 !important;
    line-height: 1.15 !important;
}

[data-theme="light"] .auth-cosmic-card .auth-hero-title {
    color: hsl(245, 60%, 28%) !important;
    -webkit-text-fill-color: hsl(245, 60%, 28%) !important;
    text-shadow:
        0 1px 3px rgba(255, 255, 255, 0.60),
        0 0 12px rgba(99, 102, 241, 0.18) !important;
    letter-spacing: 0.04em !important;
}

.auth-cosmic-card .auth-hero-sub {
    font-size: 0.85rem !important;
    color: rgba(175, 210, 235, 0.80) !important;
    -webkit-text-fill-color: rgba(175, 210, 235, 0.80) !important;
    background: none !important;
    margin: 0 !important;
    max-width: 310px !important;
    line-height: 1.45 !important;
}

[data-theme="light"] .auth-cosmic-card .auth-hero-sub {
    color: #6b7291 !important;
    -webkit-text-fill-color: #6b7291 !important;
}

/* ============================================================
   6. THEME TOGGLE — absolute top-right inside card
   ============================================================ */

.auth-cosmic-card .auth-theme-row {
    position: absolute !important;
    top: 0.875rem !important;
    right: 1rem !important;
    z-index: 2 !important;
}

/* ============================================================
   7. SEGMENTED TABS — Login (active) / Register (disabled)
   ============================================================ */

.auth-cosmic-card .auth-tabs {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    background: rgba(0, 0, 0, 0.42) !important;
    border-radius: 8px !important;
    border: 1px solid rgba(0, 217, 255, 0.20) !important;
    padding: 4px !important;
    margin-bottom: 1.25rem !important;
    gap: 4px !important;
}

[data-theme="light"] .auth-cosmic-card .auth-tabs {
    background: rgba(0, 0, 0, 0.05) !important;
    border-color: rgba(99, 102, 241, 0.20) !important;
}

/* Reset browser default button styles */
.auth-cosmic-card .auth-tab {
    display: block !important;
    width: 100% !important;
    padding: 0.5625rem 1rem !important;
    border-radius: 6px !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    text-align: center !important;
    border: 1.5px solid transparent !important;
    background: transparent !important;
    color: rgba(155, 185, 210, 0.62) !important;
    -webkit-text-fill-color: rgba(155, 185, 210, 0.62) !important;
    line-height: 1.2 !important;
    cursor: default !important;
    -webkit-appearance: none !important;
    appearance: none !important;
    font-family: inherit !important;
    outline: none !important;
    transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease !important;
    user-select: none !important;
    box-shadow: none !important;
}

/* Active tab: glowing cyan pill */
.auth-cosmic-card .auth-tab--active {
    background: rgba(0, 217, 255, 0.16) !important;
    color: hsl(188, 100%, 70%) !important;
    -webkit-text-fill-color: hsl(188, 100%, 70%) !important;
    border-color: rgba(0, 217, 255, 0.32) !important;
    box-shadow: 0 0 12px rgba(0, 217, 255, 0.22) !important;
}

[data-theme="light"] .auth-cosmic-card .auth-tab--active {
    background: rgba(99, 102, 241, 0.12) !important;
    color: #4f46e5 !important;
    -webkit-text-fill-color: #4f46e5 !important;
    border-color: rgba(99, 102, 241, 0.28) !important;
    box-shadow: none !important;
}

/* Disabled tab: visible but non-interactive */
.auth-cosmic-card .auth-tab--disabled {
    opacity: 0.38 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
}

/* ============================================================
   8. FORM FIELDS — Dark cosmic inputs
   ============================================================ */

.auth-cosmic-card .form-group {
    margin-bottom: 1.125rem !important;
}

.auth-cosmic-card .form-label {
    display: block !important;
    font-size: 0.8125rem !important;
    font-weight: 500 !important;
    color: rgba(175, 215, 240, 0.88) !important;
    -webkit-text-fill-color: rgba(175, 215, 240, 0.88) !important;
    background: none !important;
    margin-bottom: 0.4rem !important;
}

[data-theme="light"] .auth-cosmic-card .form-label {
    color: #4b5677 !important;
    -webkit-text-fill-color: #4b5677 !important;
}

.auth-cosmic-card .form-input {
    background: rgba(0, 0, 0, 0.42) !important;
    border-color: rgba(0, 217, 255, 0.22) !important;
    color: rgba(228, 242, 255, 0.95) !important;
    -webkit-text-fill-color: rgba(228, 242, 255, 0.95) !important;
}

.auth-cosmic-card .form-input::placeholder {
    color: rgba(130, 165, 195, 0.42) !important;
    -webkit-text-fill-color: rgba(130, 165, 195, 0.42) !important;
    opacity: 1 !important;
}

.auth-cosmic-card .form-input:focus {
    background: rgba(0, 0, 0, 0.52) !important;
    border-color: rgba(0, 217, 255, 0.62) !important;
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.14) !important;
    outline: none !important;
}

[data-theme="light"] .auth-cosmic-card .form-input {
    background: rgba(255, 255, 255, 0.90) !important;
    border-color: rgba(99, 102, 241, 0.28) !important;
    color: #1a1d2e !important;
    -webkit-text-fill-color: #1a1d2e !important;
}

[data-theme="light"] .auth-cosmic-card .form-input:focus {
    border-color: rgba(99, 102, 241, 0.60) !important;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.11) !important;
}

/* ============================================================
   9. LAUNCH MISSION BUTTON — Cyan-to-purple gradient
   ============================================================ */

.auth-cosmic-card .btn-launch {
    display: block !important;
    width: 100% !important;
    padding: 0.875rem 1.5rem !important;
    background: linear-gradient(
        135deg,
        hsl(188, 100%, 50%) 0%,
        hsl(270, 80%, 55%) 100%
    ) !important;
    color: hsl(230, 35%, 8%) !important;
    -webkit-text-fill-color: hsl(230, 35%, 8%) !important;
    font-weight: 700 !important;
    font-size: 1rem !important;
    letter-spacing: 0.03em !important;
    border: none !important;
    border-radius: 8px !important;
    cursor: pointer !important;
    box-shadow:
        0 4px 22px rgba(0, 217, 255, 0.32),
        0 2px 12px rgba(139, 51, 232, 0.24) !important;
    transition: opacity 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease !important;
    text-align: center !important;
    font-family: inherit !important;
    margin-top: 0.5rem !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}

.auth-cosmic-card .btn-launch:hover:not(:disabled) {
    opacity: 0.88 !important;
    transform: translateY(-1px) !important;
    box-shadow:
        0 6px 30px rgba(0, 217, 255, 0.42),
        0 3px 16px rgba(139, 51, 232, 0.34) !important;
}

.auth-cosmic-card .btn-launch:active:not(:disabled) {
    transform: translateY(0) !important;
    opacity: 0.96 !important;
}

.auth-cosmic-card .btn-launch:disabled {
    opacity: 0.65 !important;
    cursor: not-allowed !important;
    transform: none !important;
}

[data-theme="light"] .auth-cosmic-card .btn-launch {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
    box-shadow: 0 4px 20px rgba(0, 150, 200, 0.28) !important;
}

/* ============================================================
   10. FOOTER / NOTICE ELEMENTS
   ============================================================ */

.auth-cosmic-card .auth-footer {
    margin-top: 1.5rem !important;
    text-align: center !important;
}

.auth-cosmic-card .auth-note {
    font-size: 0.8125rem !important;
    color: rgba(145, 175, 205, 0.70) !important;
    -webkit-text-fill-color: rgba(145, 175, 205, 0.70) !important;
    background: none !important;
    line-height: 1.5 !important;
    text-align: center !important;
    margin-bottom: 0.75rem !important;
}

[data-theme="light"] .auth-cosmic-card .auth-note {
    color: #6b7291 !important;
    -webkit-text-fill-color: #6b7291 !important;
}

.auth-cosmic-card .auth-register-notice {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.375rem !important;
    margin-top: 1.25rem !important;
    padding: 0.5rem 0.875rem !important;
    background: rgba(0, 217, 255, 0.06) !important;
    border: 1px solid rgba(0, 217, 255, 0.16) !important;
    border-radius: 6px !important;
    font-size: 0.8rem !important;
    color: rgba(145, 185, 215, 0.72) !important;
    -webkit-text-fill-color: rgba(145, 185, 215, 0.72) !important;
}

[data-theme="light"] .auth-cosmic-card .auth-register-notice {
    background: rgba(79, 70, 229, 0.06) !important;
    border-color: rgba(79, 70, 229, 0.15) !important;
    color: #7b87a6 !important;
    -webkit-text-fill-color: #7b87a6 !important;
}

/* ============================================================
   11. ALERTS inside cosmic card
   ============================================================ */

.auth-cosmic-card .alert-success {
    background: rgba(5, 46, 22, 0.82) !important;
    border-color: rgba(21, 128, 61, 0.55) !important;
}

.auth-cosmic-card .alert-error {
    background: rgba(26, 10, 10, 0.82) !important;
    border-color: rgba(153, 27, 27, 0.55) !important;
}

/* ============================================================
   12. MOBILE RESPONSIVE
   ============================================================ */

@media (max-width: 600px) {
    .auth-cosmic-card {
        padding: 1.875rem 1.375rem !important;
        max-width: 100% !important;
    }

    .auth-cosmic-card .auth-hero-title {
        font-size: 1.3rem !important;
        letter-spacing: 0.05em !important;
    }

    .auth-cosmic-card .auth-hero-logo {
        width: 58px !important;
        height: 58px !important;
    }
}