body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

#auth {
    min-height: 100vh;
    box-sizing: border-box;
    background-color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 16px 60px 16px;
    width: 100%;
}

.auth-form-card {
    width: 100%;
    max-width: 480px;
    background-color: transparent;
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px;
    opacity: 0;
    animation: authFadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    box-sizing: border-box;
}

.form-header {
    text-align: center;
}

.form-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.field {
    display: block;
    width: 100%;
}

.input-with-icon {
    position: relative;
    display: block;
    width: 100%;
}

.input-with-icon input {
    width: 100%;
    height: 52px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    
    border-radius: 12px;
    padding: 0 16px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.input-with-icon input:hover {
    border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
}

.input-with-icon input:focus:placeholder-shown {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent), 
                0 0 14px 2px var(--accent-glow);
}

.input-with-icon input:focus:not(:placeholder-shown) {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 12%, var(--bg-secondary));
    box-shadow: 0 0 0 2px var(--accent-glow), 0 8px 20px color-mix(in srgb, var(--accent) 15%, transparent);
}

.input-with-icon input:not(:placeholder-shown):not(:focus) {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 9%, var(--bg-secondary));
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 10%, transparent);
}

.form-error {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 6px;
    padding-left: 4px;
}

.auth-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    gap: 12px;
    flex-wrap: wrap;
}

.checkbox.remember {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.checkbox.remember input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox.remember .box {
    width: 20px;
    height: 20px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-secondary);
    position: relative;
    flex-shrink: 0;
    transition: background 0.2s, border-color 0.2s;
}

.checkbox.remember .box::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    opacity: 0;
    transition: opacity 0.2s;
}

.checkbox.remember input:checked + .box {
    background: var(--accent);
    border-color: var(--accent);
}

.checkbox.remember input:checked + .box::after {
    opacity: 1;
}

.checkbox.remember .label-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
}

.forgot-link {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color 0.2s;
    white-space: nowrap;
}

.forgot-link:hover {
    color: var(--accent-hover);
}

.auth-submit {
    width: 100%;
    height: 52px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--gradient-1);
    color: #0a0a0a;
    box-shadow: 0 4px 15px var(--accent-glow);
    transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s, filter 0.2s;
}

.auth-submit:hover:not(:focus-visible) {
    box-shadow: 0 8px 25px var(--accent-glow);
    filter: brightness(0.88);
}


.auth-submit:active {
    transform: scale(0.99);
}

.welcome-login {
    text-align: center;
    margin-top: 24px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.welcome-login a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.welcome-login a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

@keyframes authFadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.code-inputs {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    max-width: 360px;
    margin: 0 auto 0 auto;
}

.code-digit {
    flex: 1 1 46px;
    max-width: 46px;
    min-width: 0;
    height: 52px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
    outline: none;
}


.code-digit:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.code-digit.invalid-field {
    border-color: var(--error);
}

.code-digit.invalid-field:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

.code-digit::-webkit-outer-spin-button,
.code-digit::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.code-digit {
    -moz-appearance: none;
    appearance: none;
}

.code-digit::-webkit-outer-spin-button,
.code-digit::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.verify-email {
    color: var(--text-primary);
    font-weight: 600;
    word-break: break-all;
}

.resend-timer {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-left: 4px;
}

.resend-link.disabled {
    color: var(--text-muted);
    pointer-events: none;
    cursor: default;
    text-decoration: none;
}

.compliance-field {
    margin-bottom: 0px;
    width: 100%;
}

.checkbox.terms-agreement {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    user-select: none;
    width: 100%;
}

.checkbox.terms-agreement input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox.terms-agreement .box {
    width: 20px;
    height: 20px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-secondary);
    position: relative;
    flex-shrink: 0;
    transition: background 0.2s, border-color 0.2s;
    margin-top: 2px;
}

.checkbox.terms-agreement .box::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    opacity: 0;
    transition: opacity 0.2s;
}

.checkbox.terms-agreement input:checked + .box {
    background: var(--accent);
    border-color: var(--accent);
}

.checkbox.terms-agreement input:checked + .box::after {
    opacity: 1;
}

.checkbox.terms-agreement .label-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox.terms-agreement .label-text a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.checkbox.terms-agreement .label-text a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.password-checklist {
    margin-bottom: 20px;
}

@media (max-width: 576px) {
    .auth-form-card {
        border: none !important;
    }
}

@media (max-width: 480px) {
    section#auth {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 100%;
        max-width: 100vw;
        height: 100vh;
        min-height: 100vh;
        padding: 80px 16px 20px 16px !important;
        box-sizing: border-box;
        overflow: hidden;
    }

    .auth-form-card {
        display: flex;
        flex-direction: column;
        width: 100%;
        max-width: 100%;
        background-color: transparent;
        box-sizing: border-box;
        margin: auto 0;
    }

    .field, 
    .input-with-icon, 
    .input-with-icon input,
    .auth-submit {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .form-header h2 {
        font-size: 1.75rem;
    }

    .auth-actions {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        gap: 12px;
        box-sizing: border-box;
    }

    .checkbox.remember .label-text, 
    .forgot-link {
        font-size: 0.85rem;
        white-space: normal;
    }

    .code-inputs {
        gap: 6px;
    }

    .code-digit {
        font-size: 1.1rem;
    }
}

@media (max-width: 354px) {
    .forgot-link {
        font-size: 0;
    }

    .forgot-link::after {
        content: "Забыли?";
        font-size: 0.85rem;
    }
    
    .auth-actions {
        justify-content: space-between;
        align-items: center;
    }
}