:root {
    --ink: #0b1220;
    --ink-2: #111c32;
    --paper: #f8f5f1;
    --stone: #e7e1d9;
    --accent: #f4b860;
    --accent-2: #2cb6b0;
    --alert: #cc3a3a;
    --shadow: 0 24px 60px rgba(11, 18, 32, 0.18);
    --radius: 20px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    color: var(--ink);
    background: linear-gradient(135deg, #0b1220 0%, #101b2f 40%, #162c3c 100%);
    min-height: 100vh;
}

.auth-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 18% 12%, rgba(244, 184, 96, 0.25), transparent 45%),
        radial-gradient(circle at 86% 20%, rgba(44, 182, 176, 0.22), transparent 40%),
        radial-gradient(circle at 80% 75%, rgba(255, 255, 255, 0.08), transparent 40%);
    mix-blend-mode: screen;
}

.auth-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(320px, 440px);
    gap: 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 3.5rem 1.5rem 4rem;
}

.auth-hero {
    color: #f5f3ef;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.auth-brand img {
    width: 40px;
    height: 40px;
}

.auth-hero h1 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    margin: 0;
}

.auth-hero p {
    color: rgba(245, 243, 239, 0.75);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    max-width: 420px;
}

.hero-cards {
    display: grid;
    gap: 1rem;
}

.hero-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    padding: 1rem 1.2rem;
    backdrop-filter: blur(4px);
}

.hero-card h3 {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
}

.hero-card span {
    color: rgba(245, 243, 239, 0.7);
    font-size: 0.92rem;
}

.auth-panel {
    background: var(--paper);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2.25rem;
    position: relative;
    overflow: hidden;
}

.auth-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(140deg, rgba(244, 184, 96, 0.12), transparent 45%);
    opacity: 0.8;
    pointer-events: none;
}

.panel-header {
    position: relative;
    margin-bottom: 1.5rem;
}

.panel-header h2 {
    margin: 0 0 0.4rem;
    font-size: 1.6rem;
}

.panel-header p {
    margin: 0;
    color: #4a5568;
}

.alert {
    position: relative;
    background: #fdecec;
    border: 1px solid rgba(204, 58, 58, 0.2);
    color: var(--alert);
    padding: 0.8rem 1rem;
    border-radius: 12px;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.auth-form {
    position: relative;
    display: grid;
    gap: 1rem;
}

.field-group {
    display: grid;
    gap: 0.5rem;
}

.field-group label {
    font-weight: 600;
    font-size: 0.95rem;
}

.field-group input {
    padding: 0.85rem 0.9rem;
    border: 1px solid #d5cfc6;
    border-radius: 12px;
    font-size: 0.95rem;
    background: #fff;
    font-family: inherit;
}

.field-group input:focus {
    outline: none;
    border-color: rgba(44, 182, 176, 0.7);
    box-shadow: 0 0 0 3px rgba(44, 182, 176, 0.18);
}

.hint {
    font-size: 0.85rem;
    color: #6b7280;
}

.primary-btn {
    margin-top: 0.5rem;
    padding: 0.95rem 1rem;
    background: var(--ink);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(11, 18, 32, 0.25);
}

.auth-footer {
    margin-top: 1.5rem;
    font-size: 0.92rem;
    color: #5a6472;
}

.auth-footer a {
    color: var(--ink);
    font-weight: 600;
    text-decoration: none;
}

.policy-list {
    display: grid;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.policy-item {
    display: flex;
    gap: 0.6rem;
    align-items: flex-start;
    font-size: 0.9rem;
}

.policy-item input {
    margin-top: 0.15rem;
}

.auth-top-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.ghost-link {
    color: rgba(245, 243, 239, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
}

.ghost-link:hover {
    color: #fff;
}

@media (max-width: 960px) {
    .auth-grid {
        grid-template-columns: 1fr;
        padding-top: 2.5rem;
    }
}