/* ==============================================================================
   TicketSolve: Sophisticated Glassmorphic Login Experience
   CSS Ambient Backdrop, 3D Perspective Tilt, Specular Sheen,
   and Corner Telemetry Radar Beacons
   ============================================================================== */

/* --- 1. Background Layers & Crossfade Transition --- */
.login-backdrop-wrapper {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    background-color: #030712;
    transition: background-color 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-mode="light"] .login-backdrop-wrapper,
html:not(.dark) .login-backdrop-wrapper {
    background-color: #f1f5f9;
}

.login-bg-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transform-origin: center center;
    will-change: opacity, transform;
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Layer defaults */
.login-bg-layer.dark-layer {
    background:
        radial-gradient(ellipse 28% 38% at 28% 43%, rgba(57, 92, 130, 0.42) 0%, rgba(34, 65, 91, 0.16) 48%, transparent 85%),
        radial-gradient(ellipse 30% 36% at 70% 69%, rgba(79, 83, 134, 0.4) 0%, rgba(44, 53, 92, 0.14) 55%, transparent 88%),
        radial-gradient(ellipse 60% 50% at 49% 47%, rgba(26, 48, 65, 0.3) 0%, transparent 85%),
        radial-gradient(ellipse 40% 50% at 72% 10%, rgba(23, 43, 73, 0.24) 0%, transparent 85%),
        #080f1f;
    opacity: 1;
    transform: scale(1);
}

.login-bg-layer.light-layer {
    background:
        radial-gradient(ellipse 30% 40% at 28% 43%, rgba(114, 154, 180, 0.25) 0%, rgba(148, 174, 191, 0.08) 52%, transparent 85%),
        radial-gradient(ellipse 33% 38% at 70% 69%, rgba(143, 145, 183, 0.23) 0%, rgba(164, 167, 195, 0.08) 55%, transparent 88%),
        radial-gradient(ellipse 65% 50% at 49% 47%, rgba(255, 255, 255, 0.8) 0%, transparent 85%),
        #edf1f6;
    opacity: 0;
    transform: scale(1.02);
}

/* Light Mode active */
[data-mode="light"] .login-bg-layer.dark-layer,
html:not(.dark) .login-bg-layer.dark-layer {
    opacity: 0;
    transform: scale(1.02);
}

[data-mode="light"] .login-bg-layer.light-layer,
html:not(.dark) .login-bg-layer.light-layer {
    opacity: 1;
    transform: scale(1);
}

/* Vignette overlay to focus eye on the login card */
.login-vignette {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(circle at 50% 50%, rgba(3, 7, 18, 0.1) 0%, rgba(2, 6, 23, 0.55) 75%, rgba(2, 6, 23, 0.82) 100%);
    transition: background 0.7s ease;
}

[data-mode="light"] .login-vignette,
html:not(.dark) .login-vignette {
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.15) 0%, rgba(241, 245, 249, 0.45) 75%, rgba(226, 232, 240, 0.75) 100%);
}

/* --- 2. Ambient Floating Light Orbs (Luminous Depth) --- */
.login-orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(80px);
    opacity: 0.32;
    will-change: transform, opacity;
    animation: orbFloat 14s ease-in-out infinite alternate;
}

.login-orb-1 {
    width: min(480px, 80vw);
    height: min(480px, 80vw);
    background: radial-gradient(circle, rgba(69, 109, 144, 0.6) 0%, rgba(45, 89, 114, 0.24) 50%, transparent 75%);
    top: 15%;
    left: 20%;
    animation-delay: 0s;
}

.login-orb-2 {
    width: min(420px, 70vw);
    height: min(420px, 70vw);
    background: radial-gradient(circle, rgba(94, 98, 156, 0.55) 0%, rgba(54, 77, 116, 0.24) 50%, transparent 75%);
    bottom: 12%;
    right: 22%;
    animation-delay: -7s;
}

[data-mode="light"] .login-orb-1,
html:not(.dark) .login-orb-1 {
    opacity: 0.3;
    background: radial-gradient(circle, rgba(119, 157, 184, 0.45) 0%, rgba(131, 167, 184, 0.2) 50%, transparent 75%);
}

[data-mode="light"] .login-orb-2,
html:not(.dark) .login-orb-2 {
    opacity: 0.25;
    background: radial-gradient(circle, rgba(155, 156, 191, 0.4) 0%, rgba(151, 164, 184, 0.2) 50%, transparent 75%);
}

@keyframes orbFloat {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -25px) scale(1.08); }
    100% { transform: translate(-30px, 35px) scale(0.95); }
}

/* --- 3. Blueprint Corner Telemetry Beacons --- */
.telemetry-beacon {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    z-index: 5;
    pointer-events: auto;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(148, 163, 184, 0.7);
    background: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(148, 163, 184, 0.18);
    padding: 5px 10px;
    border-radius: 9999px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    user-select: none;
}

[data-mode="light"] .telemetry-beacon,
html:not(.dark) .telemetry-beacon {
    color: rgba(71, 85, 105, 0.85);
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(203, 213, 225, 0.6);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.08);
}

.telemetry-beacon:hover {
    color: #f8fafc;
    border-color: rgba(129, 140, 248, 0.5);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.25);
    transform: translateY(-1px);
}

[data-mode="light"] .telemetry-beacon:hover,
html:not(.dark) .telemetry-beacon:hover {
    color: #0f172a;
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.15);
}

.telemetry-beacon.pos-tl {
    top: clamp(20px, 4.5vh, 44px);
    left: clamp(16px, 3.5vw, 48px);
}

.telemetry-beacon.pos-tr {
    top: clamp(20px, 4.5vh, 44px);
    right: clamp(16px, 3.5vw, 48px);
}

.telemetry-beacon.pos-bl {
    bottom: clamp(20px, 4.5vh, 44px);
    left: clamp(16px, 3.5vw, 48px);
}

.telemetry-beacon.pos-br {
    bottom: clamp(20px, 4.5vh, 44px);
    right: clamp(16px, 3.5vw, 48px);
}

.telemetry-radar-dot {
    position: relative;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #38bdf8;
    box-shadow: 0 0 8px #38bdf8;
}

.telemetry-radar-dot.ping-emerald {
    background: #10b981;
    box-shadow: 0 0 8px #10b981;
}

.telemetry-radar-dot::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 1px solid currentColor;
    color: inherit;
    opacity: 0.8;
    animation: radarRipple 3.5s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}

.pos-tl .telemetry-radar-dot::after { animation-delay: 0s; }
.pos-tr .telemetry-radar-dot::after { animation-delay: 0.9s; }
.pos-bl .telemetry-radar-dot::after { animation-delay: 1.8s; }
.pos-br .telemetry-radar-dot::after { animation-delay: 2.7s; }

@keyframes radarRipple {
    0% { transform: scale(0.6); opacity: 0.9; }
    50% { opacity: 0.4; }
    100% { transform: scale(2.8); opacity: 0; }
}

@media (max-width: 768px) {
    .telemetry-beacon { display: none !important; }
}

/* --- 4. Floating Header Controls (Theme Switcher Pill) --- */
.login-header-bar {
    position: fixed;
    top: clamp(16px, 3.5vh, 32px);
    right: clamp(16px, 3vw, 40px);
    z-index: 40;
    display: flex;
    align-items: center;
    gap: 12px;
}

.login-header-bar #themeMenuButton > span { display: inline; }
.login-header-bar #themeMenuDropdown {
    max-height: calc(100dvh - 96px);
    overflow-y: auto;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
@media (max-width: 640px) {
    .login-header-bar #themeMenuDropdown {
        top: calc(clamp(16px, 3.5vh, 32px) + 48px);
    }
}

/* --- 5. 3D Perspective Card Stage & Specular Sheen --- */
.login-stage {
    position: relative;
    z-index: 10;
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(24px, 5vh, 48px) 16px;
    perspective: 1100px;
}

.login-card-3d {
    position: relative;
    width: 100%;
    max-width: 440px;
    border-radius: 24px;
    padding: clamp(28px, 4.5vh, 40px) clamp(24px, 4vw, 36px);
    transform-style: preserve-3d;
    will-change: transform;
    transition: transform 0.22s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.35s ease,
                background-color 0.5s ease,
                border-color 0.5s ease;
    animation: cardEntrance 0.75s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* Dark Mode Glass */
:root, [data-mode="dark"] .login-card-3d,
html.dark .login-card-3d {
    background: rgba(10, 18, 38, 0.66);
    backdrop-filter: blur(28px) saturate(190%);
    -webkit-backdrop-filter: blur(28px) saturate(190%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 35px 70px -15px rgba(0, 0, 0, 0.65),
                0 0 50px -10px rgba(56, 189, 248, 0.12),
                inset 0 1px 1px 0 rgba(255, 255, 255, 0.2);
}

/* Light Mode Glass */
[data-mode="light"] .login-card-3d,
html:not(.dark) .login-card-3d {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(28px) saturate(190%);
    -webkit-backdrop-filter: blur(28px) saturate(190%);
    border: 1px solid rgba(203, 213, 225, 0.75);
    box-shadow: 0 30px 60px -15px rgba(99, 102, 241, 0.16),
                0 0 45px -8px rgba(186, 230, 253, 0.4),
                inset 0 1px 2px 0 rgba(255, 255, 255, 0.95);
}

/* Specular Light Sheen overlay following cursor */
.login-card-3d::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        circle 320px at var(--card-sheen-x, 50%) var(--card-sheen-y, 50%),
        rgba(255, 255, 255, 0.14),
        transparent 70%
    );
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 2;
}

.login-card-3d:hover::before {
    opacity: 1;
}

[data-mode="light"] .login-card-3d::before,
html:not(.dark) .login-card-3d::before {
    background: radial-gradient(
        circle 320px at var(--card-sheen-x, 50%) var(--card-sheen-y, 50%),
        rgba(255, 255, 255, 0.45),
        transparent 70%
    );
}

@keyframes cardEntrance {
    0% {
        opacity: 0;
        transform: translateY(28px) scale(0.94);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* --- 6. Brand Mark & Typography --- */
.login-brand-mark {
    width: 60px;
    height: 60px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--theme-gradient-from, #6366f1), var(--theme-gradient-to, #8b5cf6));
    box-shadow: 0 10px 25px -4px var(--theme-accent-glow, rgba(99, 102, 241, 0.45));
    transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s ease;
}

.login-brand-mark:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 14px 30px -4px var(--theme-accent-glow, rgba(99, 102, 241, 0.6));
}

.login-title {
    color: var(--text-main, #f8fafc) !important;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.login-subtitle {
    color: var(--text-muted, #94a3b8) !important;
}

/* --- 7. Form Fields & Interactive Glow --- */
.login-input-group {
    position: relative;
    border-radius: 12px;
    transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.login-input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border-radius: 12px;
    font-size: 14px;
    outline: none;
    transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}

:root, [data-mode="dark"] .login-input,
html.dark .login-input {
    background: rgba(15, 23, 42, 0.55);
    border: 1px solid rgba(71, 85, 105, 0.5);
    color: #ffffff;
}

:root, [data-mode="dark"] .login-input::placeholder,
html.dark .login-input::placeholder {
    color: #64748b;
}

[data-mode="light"] .login-input,
html:not(.dark) .login-input {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(203, 213, 225, 0.85);
    color: #0f172a;
}

[data-mode="light"] .login-input::placeholder,
html:not(.dark) .login-input::placeholder {
    color: #94a3b8;
}

.login-input:focus {
    border-color: var(--theme-accent, #818cf8) !important;
    box-shadow: 0 0 0 3px var(--theme-accent-glow, rgba(99, 102, 241, 0.25)),
                0 8px 20px -6px var(--theme-accent-glow, rgba(99, 102, 241, 0.2));
}

.login-input-icon {
    position: absolute;
    inset-block: 0;
    left: 0;
    display: flex;
    align-items: center;
    padding-left: 14px;
    color: #64748b;
    pointer-events: none;
    transition: color 0.2s ease;
}

.login-input-group:focus-within .login-input-icon {
    color: var(--theme-accent, #818cf8);
}

/* Password Toggle Icon */
.login-pw-toggle {
    position: absolute;
    inset-block: 0;
    right: 0;
    display: flex;
    align-items: center;
    padding-right: 14px;
    color: #64748b;
    cursor: pointer;
    background: transparent;
    border: none;
    transition: color 0.2s ease, transform 0.15s ease;
}

.login-pw-toggle:hover {
    color: var(--text-main, #ffffff);
    transform: scale(1.08);
}

/* The additional presets use the same surfaces and text tokens as the workspace. */
[data-theme-style="binance"] .login-bg-layer.dark-layer {
    background:
        radial-gradient(ellipse 32% 40% at 28% 43%, rgba(64, 69, 80, 0.28), transparent 85%),
        radial-gradient(ellipse 35% 40% at 70% 69%, rgba(73, 68, 47, 0.2), transparent 88%),
        var(--bg-body);
}
[data-theme-style="binance"] .login-vignette {
    background: radial-gradient(ellipse at center, transparent 15%, rgba(11, 14, 17, 0.65) 100%);
}
[data-theme-style="binance"] .login-orb {
    background: radial-gradient(circle, var(--theme-accent-glow), transparent 75%);
    opacity: 0.18;
}
[data-theme-style="binance"] .login-card-3d,
[data-theme-style="taste"] .login-card-3d {
    background: var(--glass-card-bg);
    border-color: var(--glass-card-border);
}
[data-theme-style="binance"] .login-input {
    background: var(--bg-body);
    border-color: #2b3139;
    color: var(--text-main);
}
[data-theme-style="taste"] .login-bg-layer.light-layer {
    background:
        radial-gradient(ellipse 35% 45% at 28% 43%, rgba(148, 163, 184, 0.12), transparent 85%),
        radial-gradient(ellipse 35% 40% at 70% 69%, rgba(148, 163, 184, 0.1), transparent 88%),
        var(--bg-body);
}
[data-theme-style="taste"] .login-input {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: var(--text-main);
}

/* --- 8. Submit Button with Animated Shimmer Sweep --- */
.login-submit-btn {
    position: relative;
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--theme-on-primary, #ffffff) !important;
    background: linear-gradient(135deg, var(--theme-gradient-from, #6366f1), var(--theme-gradient-to, #8b5cf6));
    border: none;
    cursor: pointer;
    overflow: hidden;
    box-shadow: 0 8px 20px -4px var(--theme-accent-glow, rgba(99, 102, 241, 0.45));
    transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.2s ease,
                opacity 0.2s ease;
}

.login-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -120%;
    width: 80%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.28),
        transparent
    );
    transform: skewX(-20deg);
    animation: buttonShimmer 4.5s ease-in-out infinite;
}

@keyframes buttonShimmer {
    0%, 65% { left: -120%; }
    100% { left: 160%; }
}

.login-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -4px var(--theme-accent-glow, rgba(99, 102, 241, 0.6));
}

.login-submit-btn:active:not(:disabled) {
    transform: translateY(1px) scale(0.99);
}

.login-submit-btn:disabled {
    cursor: wait;
    opacity: 0.82;
}

/* --- 9. Footer Telemetry & Security Seal --- */
.login-security-seal {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--text-muted, #94a3b8);
    opacity: 0.85;
}

.security-seal-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 6px #10b981;
    display: inline-block;
}

/* Reduced Motion Fallback */
@media (prefers-reduced-motion: reduce) {
    .login-bg-layer, .login-orb, .telemetry-beacon, .login-card-3d, .login-submit-btn::before, .telemetry-radar-dot::after {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
}