@font-face {
    font-family: 'Cyberiada';
    src: url('/assets/fonts/cyberiada_medium.woff2') format('woff2'),
         url('/assets/fonts/cyberiada_medium.woff') format('woff');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

:root {
    --aristos-jacarta: #2d2769;
    --aristos-lavender: #9889C0;
    --aristos-steel: #241E31;
    --aristos-athens: #E5E7EB;
    --aristos-ink: #090711;
    --aristos-panel: rgba(22, 18, 36, 0.78);
    --aristos-panel-strong: rgba(16, 13, 29, 0.92);
    --aristos-line: rgba(229, 231, 235, 0.14);
    --aristos-line-strong: rgba(152, 137, 192, 0.42);
    --aristos-glow: rgba(152, 137, 192, 0.28);
    --aristos-success: #10B981;
    --aristos-warning: #F59E0B;
    --aristos-danger: #EF4444;
    --aristos-info: #38BDF8;
    --aristos-radius-sm: 12px;
    --aristos-radius-md: 18px;
    --aristos-radius-lg: 28px;
    --aristos-radius-xl: 36px;
    --aristos-ease: cubic-bezier(.2,.8,.2,1);

    --color-black: #05030b;
    --color-dark-bg: var(--aristos-ink);
    --color-card-bg: rgba(18, 14, 31, 0.86);
    --color-light-bg: rgba(255,255,255,0.065);
    --color-border: var(--aristos-line);
    --color-primary-text: #FFFFFF;
    --color-secondary-text: rgba(229,231,235,0.72);
    --color-muted: rgba(229,231,235,0.48);
    --color-gold: var(--aristos-lavender);
    --color-gold-light: #C9BDF0;
    --color-gold-dark: var(--aristos-jacarta);
    --gold-gradient: linear-gradient(135deg, #2d2769 0%, #7666AA 52%, #9889C0 100%);
    --gold-gradient-subtle: linear-gradient(135deg, #9889C0 0%, #b8aadb 50%, #9889C0 100%);
    --font-primary: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-logo: 'Cyberiada', 'Inter', sans-serif;
    --border-radius: var(--aristos-radius-lg);
    --border-radius-sm: var(--aristos-radius-sm);
    --border-radius-lg: var(--aristos-radius-xl);
    --shadow-lg: 0 28px 90px rgba(0,0,0,0.55);
    --shadow-gold: 0 0 36px rgba(152,137,192,0.26);
    --shadow-gold-hover: 0 0 52px rgba(152,137,192,0.38);
}

html { background: var(--aristos-ink); }

body {
    background:
        radial-gradient(circle at 15% 12%, rgba(152,137,192,0.24), transparent 32rem),
        radial-gradient(circle at 82% 18%, rgba(45,39,105,0.46), transparent 34rem),
        radial-gradient(circle at 50% 95%, rgba(152,137,192,0.10), transparent 30rem),
        linear-gradient(135deg, #070510 0%, #141021 48%, #241E31 100%);
    color: #fff;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: radial-gradient(circle at center, black, transparent 78%);
    z-index: -1;
}

.logo,
.logo-lg,
.auth-brand {
    font-family: var(--font-logo);
    letter-spacing: 0.08em;
    background: none;
    -webkit-text-fill-color: currentColor;
    color: #fff;
    text-shadow: 0 0 34px rgba(152,137,192,0.35);
}

.auth-container {
    position: relative;
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 5rem);
    padding: clamp(1.25rem, 4vw, 4rem);
    overflow: hidden;
    background: transparent !important;
}

.auth-container::before {
    content: '';
    position: absolute;
    left: clamp(1.25rem, 4vw, 4rem);
    right: 52%;
    top: 50%;
    transform: translateY(-50%);
    min-height: 560px;
    border-radius: 42px;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.09), rgba(255,255,255,0.02)),
        radial-gradient(circle at 20% 20%, rgba(152,137,192,0.30), transparent 28rem),
        rgba(13,10,25,0.58);
    border: 1px solid rgba(255,255,255,0.12);
    box-shadow: 0 30px 100px rgba(0,0,0,0.36);
    backdrop-filter: blur(22px);
}

.auth-container::after {
    content: 'Defense-grade identity for the Aristos ecosystem';
    position: relative;
    z-index: 1;
    display: flex;
    align-items: end;
    min-height: 560px;
    padding: clamp(2rem, 5vw, 4rem);
    color: #fff;
    font-size: clamp(2.4rem, 5.8vw, 5.8rem);
    line-height: 0.92;
    letter-spacing: -0.075em;
    font-weight: 900;
    text-wrap: balance;
    max-width: 760px;
}

.auth-card {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 500px;
    justify-self: center;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    border: 1px solid rgba(255,255,255,0.14);
    border-top-color: rgba(255,255,255,0.28);
    border-radius: 34px;
    background:
        linear-gradient(145deg, rgba(255,255,255,0.105), rgba(255,255,255,0.035)),
        rgba(14, 11, 27, 0.86) !important;
    box-shadow: 0 34px 110px rgba(0,0,0,0.56), inset 0 1px 0 rgba(255,255,255,0.12);
    backdrop-filter: blur(26px) saturate(145%);
}

.auth-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.35), rgba(152,137,192,0.22), rgba(255,255,255,0.04));
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask-composite: exclude;
    pointer-events: none;
}

.auth-header {
    text-align: left;
    margin-bottom: 1.75rem;
}

.auth-header::before {
    content: '';
    display: block;
    width: 172px;
    height: 46px;
    margin-bottom: 1.6rem;
    background: url('/assets/brand/mono-light-cropped.png') left center / contain no-repeat;
    filter: drop-shadow(0 18px 36px rgba(152,137,192,0.26));
}

.auth-header img {
    max-width: 190px;
    height: auto !important;
    object-fit: contain;
}

.auth-header p,
.auth-header h2 {
    color: rgba(229,231,235,0.72);
    font-size: 0.96rem;
}

.auth-header .logo,
.auth-header .auth-brand {
    font-size: clamp(1.55rem, 4vw, 2.2rem);
    line-height: 1;
    margin-bottom: 0.65rem;
}

.auth-tabs {
    gap: 0.4rem;
    padding: 0.35rem;
    border: 1px solid rgba(255,255,255,0.10) !important;
    border-radius: 999px;
    background: rgba(255,255,255,0.055);
    margin-bottom: 1.35rem !important;
}

.auth-tab {
    display: flex !important;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    border: 0 !important;
    border-radius: 999px;
    color: rgba(229,231,235,0.62) !important;
    margin: 0 !important;
}

.auth-tab.active,
.auth-tab:hover {
    color: #fff !important;
    background: linear-gradient(135deg, rgba(45,39,105,0.95), rgba(152,137,192,0.70));
    box-shadow: 0 12px 28px rgba(45,39,105,0.32);
}

.form-group { margin-bottom: 1.1rem; }

.form-label,
.form-group label {
    color: rgba(229,231,235,0.78);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.form-control,
.form-group input[type='text'],
.form-group input[type='email'],
.form-group input[type='password'] {
    min-height: 52px;
    color: #fff !important;
    background: rgba(255,255,255,0.07) !important;
    border: 1px solid rgba(255,255,255,0.13) !important;
    border-radius: 16px !important;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}

.form-control:focus,
.form-group input:focus {
    border-color: rgba(152,137,192,0.85) !important;
    box-shadow: 0 0 0 4px rgba(152,137,192,0.18), inset 0 1px 0 rgba(255,255,255,0.08) !important;
}

.form-hint,
.text-muted { color: rgba(229,231,235,0.56) !important; }

.btn-primary,
.btn-primary:hover,
.btn-primary:focus,
.btn-full.btn-primary {
    min-height: 52px;
    color: #fff !important;
    background: linear-gradient(135deg, #2d2769 0%, #7666AA 52%, #9889C0 100%) !important;
    border: 1px solid rgba(255,255,255,0.18) !important;
    border-radius: 16px !important;
    box-shadow: 0 18px 46px rgba(45,39,105,0.45), 0 0 0 1px rgba(255,255,255,0.05) inset !important;
    text-transform: none;
    letter-spacing: 0;
    font-weight: 850;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 24px 60px rgba(45,39,105,0.55), 0 0 44px rgba(152,137,192,0.22) !important;
}

.alert {
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.07);
}

.alert-info {
    color: #D9D2F4 !important;
    background: rgba(152,137,192,0.13) !important;
    border-color: rgba(152,137,192,0.28) !important;
}

.alert-success {
    color: #86EFAC;
    background: rgba(16,185,129,0.12);
    border-color: rgba(16,185,129,0.28);
}

.alert-danger {
    color: #FCA5A5;
    background: rgba(239,68,68,0.12);
    border-color: rgba(239,68,68,0.28);
}

a:not(.btn),
.auth-link {
    color: #CFC7EE !important;
}

a:not(.btn):hover,
.auth-link:hover {
    color: #fff !important;
}

.form-check {
    display: inline-flex;
    gap: 0.55rem;
    align-items: center;
    color: rgba(229,231,235,0.72);
    font-size: 0.84rem;
}

.auth-footer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0.8rem;
    z-index: 5;
    pointer-events: none;
}

.auth-footer a { pointer-events: auto; }

.twofa-icon-bg {
    background: rgba(152,137,192,0.16) !important;
    border: 1px solid rgba(152,137,192,0.26);
}

.password-requirements { color: rgba(229,231,235,0.55) !important; }
.password-requirements.met { color: #86EFAC !important; }

@media (max-width: 980px) {
    .auth-container {
        display: flex;
        justify-content: center;
        padding: 1.2rem;
    }
    .auth-container::before,
    .auth-container::after {
        display: none;
    }
    .auth-card {
        max-width: 520px;
    }
    .auth-footer {
        position: static;
        padding-bottom: 1rem !important;
    }
}

@media (max-width: 520px) {
    .auth-container {
        padding: 0.75rem;
        align-items: center;
    }
    .auth-card {
        border-radius: 26px;
        padding: 1.35rem;
    }
    .auth-header::before {
        width: 146px;
        height: 40px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}