:root {
    --app-page-bg: #eef3f8;
    --app-page-text: #1f2937;
    --app-surface: rgba(255, 255, 255, 0.92);
    --app-surface-border: #d8e1ec;
    --app-surface-shadow: 0 14px 34px rgba(15, 23, 42, 0.08);
    --app-accent: #2f6f9f;
    --app-accent-soft: rgba(47, 111, 159, 0.1);
    --auth-muted: rgba(31, 41, 55, 0.72);
    --auth-input-border: #cfd9e3;
    --auth-addon-bg: #f4f7fa;
    --auth-addon-text: #5b6777;
    --navbar-quick-bg: #1f2329;
    --navbar-quick-text: #d7dee8;
}

:root[data-clicklog-theme="dark"] {
    --app-page-bg: #0f172a;
    --app-page-text: #e5edf6;
    --app-surface: rgba(15, 23, 42, 0.94);
    --app-surface-border: #243247;
    --app-surface-shadow: 0 18px 36px rgba(2, 6, 23, 0.34);
    --app-accent: #7ab0d8;
    --app-accent-soft: rgba(122, 176, 216, 0.12);
    --auth-muted: rgba(229, 237, 246, 0.76);
    --auth-input-border: #314159;
    --auth-addon-bg: #16243a;
    --auth-addon-text: #9fb0c4;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100%;
    background:
        radial-gradient(circle at top left, rgba(47, 111, 159, 0.08), transparent 30%),
        radial-gradient(circle at top right, rgba(92, 184, 92, 0.06), transparent 26%),
        var(--app-page-bg);
    color: var(--app-page-text);
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.43;
}

.auth-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 50px;
    padding: 0 16px;
    background: var(--navbar-quick-bg);
    color: var(--navbar-quick-text);
}

.auth-brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--navbar-quick-text);
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
}

.auth-brand img {
    display: block;
}

.auth-top-nav a {
    color: var(--navbar-quick-text);
    text-decoration: none;
    padding: 8px 10px;
    border-radius: 4px;
}

.auth-top-nav a:hover,
.auth-top-nav a:focus {
    background: rgba(148, 163, 184, 0.18);
}

.auth-main {
    max-width: 540px;
    margin: 0 auto;
    padding: 8px 16px 28px;
}

.auth-page-header {
    margin: 22px 0 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--app-surface-border);
}

.auth-page-header h1 {
    margin: 0;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.01em;
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
}

.auth-page-header small {
    font-size: 16px;
    font-weight: 400;
    color: var(--auth-muted);
}

.auth-flashes {
    margin-top: 16px;
}

.auth-flash {
    margin-bottom: 10px;
    padding: 10px 14px;
    border: 1px solid transparent;
    border-radius: 4px;
}

.auth-flash--warning {
    background: #fcf8e3;
    border-color: #faebcc;
    color: #8a6d3b;
}

.auth-flash--danger {
    background: #f2dede;
    border-color: #ebccd1;
    color: #a94442;
}

.auth-flash--info,
.auth-flash--message {
    background: #d9edf7;
    border-color: #bce8f1;
    color: #31708f;
}

.auth-card {
    background: var(--app-surface);
    border: 1px solid var(--app-surface-border);
    border-radius: 4px;
    box-shadow: var(--app-surface-shadow);
    overflow: hidden;
}

.auth-card__head {
    padding: 10px 15px;
    color: #fff;
    background: linear-gradient(135deg, var(--app-accent), #3a84b8);
    font-weight: 700;
}

.auth-card__body {
    padding: 26px 15px 20px;
}

.auth-help {
    margin: 0 0 12px;
    color: var(--auth-muted);
}

.auth-label {
    display: block;
    margin-bottom: 4px;
    font-weight: 700;
}

.auth-optional {
    font-weight: 400;
    color: var(--auth-muted);
}

.auth-field {
    display: flex;
    margin-top: 4px;
    border: 1px solid var(--auth-input-border);
    border-radius: 4px;
    overflow: hidden;
    background: var(--app-surface);
}

.auth-field:focus-within {
    border-color: var(--app-accent);
    box-shadow: 0 0 0 2px var(--app-accent-soft);
}

.auth-field__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    flex: 0 0 40px;
    background: var(--auth-addon-bg);
    color: var(--auth-addon-text);
    border-right: 1px solid var(--auth-input-border);
}

.auth-field input {
    flex: 1;
    min-width: 0;
    border: 0;
    background: transparent;
    color: var(--app-page-text);
    padding: 7px 12px;
    font: inherit;
    height: 34px;
}

.auth-field input:focus {
    outline: none;
}

.auth-row {
    margin-top: 12px;
}

.auth-check {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 12px 0;
    font-weight: 400;
}

.auth-help a {
    color: var(--app-accent);
}

.auth-actions {
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.auth-btn {
    display: block;
    width: 100%;
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid var(--app-accent);
    background: var(--app-accent);
    color: #fff;
    font: inherit;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}

.auth-btn:hover,
.auth-btn:focus {
    background: #255f88;
    border-color: #255f88;
}

.auth-btn--ghost {
    background: transparent;
    color: var(--app-page-text);
    border-color: var(--app-surface-border);
}

.auth-btn--ghost:hover,
.auth-btn--ghost:focus {
    background: var(--app-accent-soft);
    border-color: var(--app-accent);
    color: var(--app-page-text);
}

.ui-icon {
    display: block;
    flex-shrink: 0;
}

.auth-title-icon {
    display: inline-block;
    vertical-align: -2px;
}

@media (max-width: 767px) {
    .auth-main {
        padding-bottom: 20px;
    }

    .auth-page-header h1 {
        font-size: 24px;
    }
}