:root {
    --bg: #050A0F;
    --bg-secondary: #08131C;
    --card: #0C1720;
    --card-soft: #101E29;
    --primary: #ED174C;
    --primary-bright: #FF2865;
    --text: #F8FAFC;
    --muted: #AAB0B7;
    --green: #21D07A;
    --danger: #FF5A73;
    --border: rgba(255, 255, 255, 0.08);
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
    --radius: 20px;
    --radius-sm: 12px;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--bg);
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
}

button,
input {
    font: inherit;
}

a {
    color: inherit;
}

img {
    display: block;
    max-width: 100%;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--primary-bright);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 800;
    cursor: pointer;
    transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-bright));
    color: #fff;
    box-shadow: 0 14px 34px rgba(237, 23, 76, 0.22);
}

.button-primary:hover {
    background: linear-gradient(135deg, #ff245c, #ff4d7b);
}

.button-full {
    width: 100%;
}

.alert {
    margin: 16px 0;
    padding: 13px 15px;
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: .92rem;
    line-height: 1.5;
}

.alert-error {
    border-color: rgba(255, 90, 115, .35);
    background: rgba(255, 90, 115, .09);
    color: #FFD7DE;
}

.alert-success {
    border-color: rgba(33, 208, 122, .28);
    background: rgba(33, 208, 122, .08);
    color: #C9FFE4;
}

.landing-body {
    background:
        radial-gradient(circle at 18% 20%, rgba(237, 23, 76, .16), transparent 28%),
        radial-gradient(circle at 85% 10%, rgba(46, 121, 164, .12), transparent 25%),
        var(--bg);
}

.landing-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px 20px;
}

.landing-card {
    width: min(880px, 100%);
    padding: clamp(32px, 7vw, 72px);
    border: 1px solid var(--border);
    border-radius: 28px;
    background: linear-gradient(145deg, rgba(12, 23, 32, .96), rgba(5, 10, 15, .96));
    box-shadow: var(--shadow);
    text-align: center;
}

.landing-logo {
    width: min(420px, 88%);
    margin: 0 auto 34px;
}

.landing-card h1 {
    max-width: 720px;
    margin: 0 auto 16px;
    font-size: clamp(2.15rem, 5vw, 4.25rem);
    line-height: 1.03;
    letter-spacing: -0.045em;
}

.landing-card p {
    max-width: 650px;
    margin: 0 auto 30px;
    color: var(--muted);
    font-size: 1.06rem;
    line-height: 1.7;
}

.auth-body {
    background: var(--bg);
}

.auth-layout {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(420px, .85fr);
}

.auth-brand-panel,
.auth-form-panel {
    min-height: 100vh;
}

.auth-brand-panel {
    position: relative;
    display: flex;
    align-items: flex-end;
    padding: 48px clamp(34px, 6vw, 88px);
    overflow: hidden;
    background:
        radial-gradient(circle at 30% 35%, rgba(237, 23, 76, .2), transparent 28%),
        linear-gradient(145deg, #08131C, #050A0F 70%);
    border-right: 1px solid var(--border);
}

.auth-brand-panel::after {
    content: "";
    position: absolute;
    width: 440px;
    height: 440px;
    border: 1px solid rgba(255,255,255,.05);
    border-radius: 50%;
    top: 14%;
    right: -180px;
    box-shadow: 0 0 0 55px rgba(255,255,255,.016), 0 0 0 110px rgba(255,255,255,.012);
}

.back-link {
    position: absolute;
    top: 32px;
    left: clamp(34px, 6vw, 88px);
    z-index: 2;
    color: var(--muted);
    text-decoration: none;
    font-size: .92rem;
}

.back-link:hover {
    color: var(--text);
}

.auth-brand-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
    padding-bottom: 8vh;
}

.auth-logo {
    width: min(440px, 88%);
    margin-bottom: 42px;
}

.auth-brand-content h1 {
    margin: 0 0 16px;
    max-width: 640px;
    font-size: clamp(2.2rem, 4.7vw, 4.9rem);
    line-height: 1.02;
    letter-spacing: -0.045em;
}

.auth-brand-content p {
    max-width: 620px;
    color: var(--muted);
    line-height: 1.7;
    font-size: 1.03rem;
}

.auth-form-panel {
    display: grid;
    place-items: center;
    padding: 34px;
    background: #060D13;
}

.auth-card {
    width: min(440px, 100%);
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(12, 23, 32, .9);
    box-shadow: var(--shadow);
}

.auth-card-heading {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.auth-card-heading h2 {
    margin: 0;
    font-size: 1.65rem;
}

.auth-symbol {
    width: 56px;
    height: 56px;
    object-fit: contain;
}

.auth-form {
    display: grid;
    gap: 10px;
}

.auth-form label {
    margin-top: 8px;
    color: #DDE4EA;
    font-size: .9rem;
    font-weight: 700;
}

.auth-form input {
    width: 100%;
    min-height: 50px;
    padding: 0 14px;
    border: 1px solid rgba(255,255,255,.11);
    border-radius: 11px;
    outline: none;
    background: #08131C;
    color: var(--text);
    transition: border-color .18s ease, box-shadow .18s ease;
}

.auth-form input:focus {
    border-color: rgba(255, 40, 101, .75);
    box-shadow: 0 0 0 4px rgba(237, 23, 76, .10);
}

.auth-form .button {
    margin-top: 14px;
}

.auth-note {
    margin: 18px 0 0;
    color: #7F8A94;
    font-size: .82rem;
    line-height: 1.5;
}

@media (max-width: 980px) {
    .auth-layout {
        grid-template-columns: 1fr;
    }

    .auth-brand-panel {
        min-height: 360px;
        align-items: flex-end;
        padding-top: 90px;
    }

    .auth-brand-content {
        padding-bottom: 10px;
    }

    .auth-brand-content h1 {
        font-size: clamp(2rem, 8vw, 3.4rem);
    }

    .auth-brand-content p {
        margin-bottom: 0;
    }

    .auth-form-panel {
        min-height: auto;
        padding: 34px 20px 50px;
    }
}

@media (max-width: 560px) {
    .landing-card {
        padding: 34px 22px;
        border-radius: 22px;
    }

    .auth-brand-panel {
        min-height: 320px;
        padding: 82px 22px 30px;
    }

    .back-link {
        left: 22px;
    }

    .auth-logo {
        width: 300px;
        margin-bottom: 28px;
    }

    .auth-brand-content p {
        display: none;
    }

    .auth-card {
        padding: 24px 20px;
    }
}