@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Noto+Sans+SC:wght@400;500;600;700&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
    color-scheme: dark;
    --bg0: #07080d;
    --bg1: #0d1018;
    --bg2: #141925;
    --surface: rgba(18, 22, 34, 0.72);
    --surface-solid: #121624;
    --surface-hover: rgba(28, 34, 52, 0.9);
    --border: rgba(232, 196, 140, 0.12);
    --border-strong: rgba(232, 196, 140, 0.28);
    --accent: #e8c48c;
    --accent-2: #f0a36b;
    --accent-soft: rgba(232, 196, 140, 0.12);
    --accent-glow: rgba(232, 196, 140, 0.22);
    --text: #f4efe6;
    --text-muted: #9a9388;
    --text-dim: #6d675f;
    --error: #ff7b7b;
    --error-bg: rgba(255, 123, 123, 0.1);
    --success: #7dcea0;
    --success-bg: rgba(125, 206, 160, 0.1);
    --warning: #f0c674;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
    --radius: 20px;
    --radius-sm: 12px;
    --font: "DM Sans", "Noto Sans SC", system-ui, -apple-system, sans-serif;
    --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    min-height: 100%;
}

body {
    min-height: 100vh;
    font-family: var(--font);
    color: var(--text);
    background:
        radial-gradient(1200px 700px at 10% -10%, rgba(240, 163, 107, 0.16), transparent 55%),
        radial-gradient(900px 600px at 95% 0%, rgba(120, 140, 255, 0.12), transparent 50%),
        radial-gradient(700px 500px at 50% 110%, rgba(232, 196, 140, 0.08), transparent 50%),
        linear-gradient(180deg, var(--bg0), var(--bg1) 45%, #0a0c13);
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-font-smoothing: antialiased;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: "";
    position: fixed;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(232, 196, 140, 0.12), transparent 65%);
    top: 12%;
    right: 8%;
    filter: blur(10px);
    pointer-events: none;
    z-index: 0;
    animation: floatOrb 12s ease-in-out infinite;
}

@keyframes floatOrb {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.8; }
    50% { transform: translateY(24px) scale(1.05); opacity: 1; }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease, opacity 0.2s ease;
}
a:hover { color: var(--accent-2); }

.layout,
.login-wrapper,
.invite-wrapper {
    width: min(440px, 92vw);
    position: relative;
    z-index: 1;
    animation: fadeUp 0.55s ease-out;
}

.card,
.login-card,
.invite-card {
    background: var(--surface);
    backdrop-filter: blur(22px) saturate(140%);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 32px 28px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.card::before,
.login-card::before,
.invite-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(232,196,140,0.55), transparent);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background:
        linear-gradient(145deg, rgba(232,196,140,0.25), rgba(240,163,107,0.08));
    border: 1px solid var(--border-strong);
    box-shadow: 0 0 24px var(--accent-glow);
    font-size: 1.25rem;
}

.brand-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-text strong {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-text span {
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.card h1,
.login-header h1,
.invite-header h1 {
    margin: 0 0 8px;
    font-size: 1.7rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
    background: linear-gradient(120deg, #fff7ea 10%, var(--accent) 55%, var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.subtitle {
    margin: 0 0 1.6rem;
    color: var(--text-muted);
    font-size: 0.94rem;
    line-height: 1.55;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 1rem;
}

.field > span {
    font-size: 0.84rem;
    font-weight: 600;
    color: #d7d0c5;
}

.field input,
.field select,
.captcha-input {
    width: 100%;
    border: 1px solid var(--border);
    background: rgba(7, 9, 14, 0.55);
    color: var(--text);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font: inherit;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.field input::placeholder,
.captcha-input::placeholder {
    color: var(--text-dim);
}

.field input:focus,
.field select:focus,
.captcha-input:focus {
    border-color: var(--border-strong);
    box-shadow: 0 0 0 3px var(--accent-soft);
    background: rgba(10, 12, 20, 0.75);
}

.hint {
    color: var(--text-dim);
    font-size: 0.78rem;
    line-height: 1.4;
}

button,
.primary,
.secondary,
.captcha-btn,
.oauth-button {
    font: inherit;
    cursor: pointer;
    border: none;
    border-radius: var(--radius-sm);
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

button.primary,
.primary {
    width: 100%;
    margin-top: 0.4rem;
    padding: 13px 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #1a1208;
    background: linear-gradient(135deg, #f0d3a0, #e8c48c 40%, #f0a36b);
    box-shadow: 0 10px 28px rgba(240, 163, 107, 0.22);
}

button.primary:hover,
.primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 34px rgba(240, 163, 107, 0.32);
}

button.primary:active,
.primary:active { transform: translateY(0); }

button.secondary,
.secondary,
.captcha-btn.secondary {
    background: rgba(255,255,255,0.04);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 10px 14px;
}

button.secondary:hover,
.secondary:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
}

.note {
    margin: 1.25rem 0 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

#status {
    margin-top: 1rem;
    min-height: 1.2em;
    font-size: 0.9rem;
}

#status.error,
.status-error {
    color: var(--error);
    background: var(--error-bg);
    border: 1px solid rgba(255,123,123,0.2);
    border-radius: 10px;
    padding: 10px 12px;
}

#status.success,
.status-success {
    color: var(--success);
    background: var(--success-bg);
    border: 1px solid rgba(125,206,160,0.2);
    border-radius: 10px;
    padding: 10px 12px;
}

.oauth-section {
    margin-bottom: 1.25rem;
}

.oauth-title {
    margin: 0 0 0.75rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.oauth-buttons {
    display: grid;
    gap: 10px;
}

.oauth-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.03);
    color: var(--text);
    font-weight: 600;
    text-decoration: none;
}

.oauth-button:hover {
    border-color: var(--border-strong);
    background: var(--accent-soft);
    color: var(--accent);
}

.oauth-button.linuxdo {
    border-color: rgba(255, 122, 69, 0.35);
    background: linear-gradient(135deg, rgba(255,122,69,0.12), rgba(255,180,80,0.06));
}

.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 1.1rem 0 0.2rem;
    color: var(--text-dim);
    font-size: 0.8rem;
}

.divider::before,
.divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border);
}

.email-input-group {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
}

.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 1.4rem;
}

.pill {
    font-size: 0.75rem;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 5px 10px;
}

.footer-meta {
    margin-top: 1.4rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-dim);
    font-size: 0.78rem;
}

.footer-meta a {
    color: var(--text-muted);
}

/* captcha modal */
.captcha-modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: grid;
    place-items: center;
}

.captcha-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(4px);
}

.captcha-content {
    position: relative;
    width: min(360px, 90vw);
    background: var(--surface-solid);
    border: 1px solid var(--border-strong);
    border-radius: 16px;
    padding: 22px;
    box-shadow: var(--shadow);
}

.captcha-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.captcha-header h3 {
    margin: 0;
    font-size: 1.05rem;
}

.captcha-question {
    color: var(--text-muted);
    margin: 0 0 12px;
}

.captcha-buttons {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.captcha-btn.primary {
    flex: 1;
    background: linear-gradient(135deg, #f0d3a0, #e8c48c 40%, #f0a36b);
    color: #1a1208;
    font-weight: 700;
    padding: 10px 14px;
}

.captcha-error {
    color: var(--error);
    min-height: 1.2em;
    font-size: 0.85rem;
}

/* select server */
.server-list {
    display: grid;
    gap: 12px;
}

.server-item {
    border: 1px solid var(--border);
    background: rgba(7, 9, 14, 0.45);
    border-radius: 14px;
    padding: 14px;
    transition: border-color 0.2s ease, transform 0.15s ease, background 0.2s ease;
}

.server-item:hover {
    border-color: var(--border-strong);
    background: var(--surface-hover);
    transform: translateY(-1px);
}

.server-item h3 {
    margin: 0 0 4px;
    font-size: 1rem;
}

.server-item p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* admin login reuse */
.login-header { margin-bottom: 1rem; }

@media (max-width: 480px) {
    .card, .login-card, .invite-card {
        padding: 28px 20px 22px;
        border-radius: 16px;
    }
    .card h1, .login-header h1, .invite-header h1 {
        font-size: 1.45rem;
    }
    .email-input-group {
        grid-template-columns: 1fr;
    }
}