/* ============================================
   MyPay Billing - Стили страниц входа и регистрации
   Подключается только при $is_auth (login / register)
   ============================================ */

:root {
    --au-bg: #07070d;
    --au-surface: rgba(18, 18, 27, 0.92);
    --au-surface-2: rgba(255, 255, 255, 0.04);
    --au-border: rgba(255, 255, 255, 0.08);
    --au-border-strong: rgba(255, 255, 255, 0.16);
    --au-violet: #8b5cf6;
    --au-blue: #3b82f6;
    --au-cyan: #22d3ee;
    --au-green: #34d399;
    --au-red: #fb7185;
    --au-text: #f4f6fb;
    --au-text-2: #a3adc2;
    --au-text-3: #6b7591;
    --au-radius: 26px;
}

/* Старый декоративный фон style.css на этих страницах не нужен */
body {
    background: var(--au-bg);
    color: var(--au-text);
}

body::before {
    content: none !important;
    animation: none !important;
}

/* === Экран === */
.auth-screen {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 72px;
    overflow: hidden;
}

.auth-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.auth-bg span {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.55;
}

.auth-bg .ab1 {
    width: 620px;
    height: 620px;
    top: -260px;
    left: -160px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.4), transparent 65%);
    animation: auDrift1 22s ease-in-out infinite;
}

.auth-bg .ab2 {
    width: 540px;
    height: 540px;
    right: -180px;
    top: 20%;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.28), transparent 65%);
    animation: auDrift2 26s ease-in-out infinite;
}

.auth-bg .ab3 {
    width: 480px;
    height: 480px;
    bottom: -220px;
    left: 35%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3), transparent 65%);
    animation: auDrift1 30s ease-in-out infinite reverse;
}

@keyframes auDrift1 {
    0%, 100% { transform: translate3d(0, 0, 0); }
    50% { transform: translate3d(40px, 30px, 0); }
}

@keyframes auDrift2 {
    0%, 100% { transform: translate3d(0, 0, 0); }
    50% { transform: translate3d(-50px, 40px, 0); }
}

/* === Карточка из двух колонок === */
.auth-shell {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    width: 100%;
    max-width: 1040px;
    border-radius: var(--au-radius);
    border: 1px solid var(--au-border);
    background: var(--au-surface);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 40px 90px rgba(0, 0, 0, 0.55);
    overflow: hidden;
}

/* === Левая колонка === */
.auth-intro {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 32px;
    padding: 48px 44px;
    background:
        radial-gradient(circle at 0% 0%, rgba(139, 92, 246, 0.22), transparent 60%),
        radial-gradient(circle at 100% 100%, rgba(34, 211, 238, 0.16), transparent 55%),
        linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0));
    border-right: 1px solid var(--au-border);
}

.auth-eyebrow {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--au-border-strong);
    background: rgba(255, 255, 255, 0.05);
    color: var(--au-text-2);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.auth-intro h2 {
    font-size: 2rem;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.auth-intro h2 em {
    font-style: normal;
    background: linear-gradient(100deg, var(--au-violet), var(--au-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.auth-intro-top p {
    color: var(--au-text-2);
    font-size: 0.98rem;
    line-height: 1.7;
    max-width: 42ch;
}

/* === Левая колонка входа/регистрации: метрики и тарифы === */
.ai-reg {
    gap: 24px;
}

.ai-reg .auth-intro-top p {
    font-size: 0.95rem;
    line-height: 1.65;
}

.ai-tariffs {
    padding: 14px 16px 12px;
    border-radius: 16px;
    border: 1px solid var(--au-border);
    background: rgba(255, 255, 255, 0.03);
}

.ai-tariffs-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 4px;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--au-text-3);
}

.ai-tariffs-head a {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0;
    text-transform: none;
    color: var(--au-cyan);
}

.ai-tariffs-head a:hover {
    color: var(--au-violet);
}

.ai-table {
    width: 100%;
    border-collapse: collapse;
}

.ai-table th {
    padding: 8px 0 7px;
    text-align: left;
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--au-text-3);
    border-bottom: 1px solid var(--au-border);
}

/* Цена, диск и домены — по правому краю, цифры ровные */
.ai-table th:nth-child(n+2),
.ai-table td:nth-child(n+2) {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.ai-table td {
    padding: 9px 0;
    font-size: 0.88rem;
    color: var(--au-text-2);
    border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
}

.ai-table tbody tr:last-child td {
    border-bottom: none;
}

.ai-table .ai-name {
    color: var(--au-text);
    font-weight: 600;
}

.ai-table .ai-price {
    color: var(--au-text);
    font-weight: 700;
}

.ai-hot .ai-name {
    color: var(--au-cyan);
}

.ai-badge {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 7px;
    border-radius: 999px;
    background: rgba(34, 211, 238, 0.14);
    border: 1px solid rgba(34, 211, 238, 0.32);
    color: var(--au-cyan);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    vertical-align: 1px;
}

.ai-more {
    margin-top: 8px;
    padding-top: 9px;
    border-top: 1px solid var(--au-border);
    font-size: 0.8rem;
    color: var(--au-text-3);
}

.ai-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.ai-metrics div {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 11px 13px;
    border-radius: 14px;
    border: 1px solid var(--au-border);
    background: var(--au-surface-2);
}

.ai-metrics b {
    font-size: 1.02rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    background: linear-gradient(100deg, var(--au-violet), var(--au-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.ai-metrics small {
    font-size: 0.74rem;
    line-height: 1.35;
    color: var(--au-text-3);
}

.ai-note {
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--au-text-3);
}

/* === Правая колонка: форма === */
.auth-panel {
    padding: 48px 44px;
}

.auth-panel h1 {
    font-size: 1.7rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.auth-sub {
    color: var(--au-text-3);
    font-size: 0.94rem;
    margin-bottom: 26px;
}

/* Уведомления */
.auth-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 13px 16px;
    border-radius: 14px;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.auth-alert svg {
    flex: none;
    width: 18px;
    height: 18px;
    margin-top: 1px;
}

.auth-alert-error {
    background: rgba(251, 113, 133, 0.1);
    border-color: rgba(251, 113, 133, 0.32);
    color: #ffc7cf;
}

.auth-alert-ok {
    background: rgba(52, 211, 153, 0.1);
    border-color: rgba(52, 211, 153, 0.3);
    color: #b7f2da;
}

/* Поля */
.auth-form .form-group {
    margin-bottom: 18px;
}

.auth-form .form-label {
    display: block;
    margin-bottom: 7px;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--au-text-2);
}

.auth-form .form-input {
    width: 100%;
    padding: 13px 15px;
    border-radius: 13px;
    border: 1px solid var(--au-border);
    background: var(--au-surface-2);
    color: var(--au-text);
    font-family: inherit;
    font-size: 0.97rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.auth-form .form-input::placeholder {
    color: var(--au-text-3);
}

.auth-form .form-input:hover {
    border-color: var(--au-border-strong);
}

.auth-form .form-input:focus {
    outline: none;
    border-color: rgba(139, 92, 246, 0.7);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.16);
}

.auth-form .form-input.error {
    border-color: rgba(251, 113, 133, 0.7);
    box-shadow: 0 0 0 4px rgba(251, 113, 133, 0.13);
}

.auth-form .form-hint {
    margin-top: 7px;
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--au-text-3);
}

.auth-form .form-hint b {
    color: var(--au-text-2);
}

.auth-form .form-error {
    margin-top: 7px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--au-red);
}

/* Кнопка */
.auth-submit {
    width: 100%;
    margin-top: 6px;
    padding: 14px 20px;
    border: none;
    border-radius: 13px;
    background: linear-gradient(100deg, var(--au-violet), var(--au-blue) 55%, var(--au-cyan));
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    cursor: pointer;
    box-shadow: 0 14px 34px rgba(83, 52, 131, 0.42);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.auth-submit:hover {
    transform: translateY(-2px);
    filter: brightness(1.07);
    box-shadow: 0 18px 42px rgba(83, 52, 131, 0.55);
    color: #fff;
}

.auth-submit:active {
    transform: translateY(0);
}

/* Ссылка между формами */
.auth-switch {
    margin-top: 22px;
    padding-top: 20px;
    border-top: 1px solid var(--au-border);
    text-align: center;
    font-size: 0.9rem;
    color: var(--au-text-3);
}

.auth-switch a {
    color: var(--au-cyan);
    font-weight: 600;
}

.auth-switch a:hover {
    color: var(--au-violet);
}

/* === Анти-бот === */
.captcha-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.captcha-img {
    display: block;
    flex: 1 1 auto;
    min-width: 0;
    height: 72px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: left center;
    border-radius: 12px;
    border: 1px solid var(--au-border-strong);
    background: #0d0d16;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.captcha-img:hover {
    border-color: rgba(139, 92, 246, 0.7);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.13);
}

.captcha-refresh {
    flex: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 11px;
    border: 1px solid var(--au-border);
    background: var(--au-surface-2);
    color: var(--au-text-2);
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.captcha-refresh:hover {
    color: var(--au-cyan);
    border-color: var(--au-border-strong);
    transform: rotate(35deg);
}

.captcha-refresh svg {
    width: 17px;
    height: 17px;
}

.captcha-input {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 1.05rem;
    letter-spacing: 0.09em;
}

/* Ловушка для ботов: вне экрана, но не display:none */
.hp-field {
    position: absolute !important;
    left: -9999px !important;
    top: 0 !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    pointer-events: none;
}

/* === Адаптив === */
@media (max-width: 960px) {
    .auth-screen {
        padding: 104px 16px 48px;
    }

    .auth-shell {
        grid-template-columns: 1fr;
        max-width: 520px;
    }

    .auth-intro {
        display: none;
    }

    .auth-panel {
        padding: 36px 26px;
    }
}

@media (max-width: 480px) {
    .auth-screen {
        padding: 92px 12px 40px;
    }

    .auth-panel {
        padding: 30px 20px;
    }

    .auth-panel h1 {
        font-size: 1.45rem;
    }
}

/* Футер на auth-страницах: тёмный фон вместо синего из style.css */
.footer {
    background: #05050b;
    border-top: 1px solid var(--au-border);
    color: var(--au-text-3);
}
.footer a {
    color: var(--au-text-2);
}
.footer a:hover {
    color: var(--au-text);
}
.footer-bottom {
    color: var(--au-text-3);
}