:root {
    --auth-bg-color: #f4f7fc;
    --auth-panel-bg: #ffffff;
    --auth-border-color: #e0e6f3;
    --auth-text-primary: #1e293b;
    --auth-text-secondary: #64748b;
    --auth-primary-color: var(--color-primary);
    --auth-secondary-color: var(--color-secondary);
}

body.auth-page {
    overflow-x: hidden;
}

.auth-main {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--auth-bg-color);
    padding-top: 120px;
    padding-bottom: 60px;
    padding-left: 20px;
    padding-right: 20px;
    box-sizing: border-box;
}

.auth-container {
    width: 100%;
    max-width: 1100px;
    min-height: 700px;
    display: flex;
    background-color: var(--auth-panel-bg);
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    position: relative;
}

.auth-promo-panel {
    width: 45%;
    background-size: cover;
    background-position: center;
    position: relative;
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 50px;
    transition: width 0.4s ease;
}

.promo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(160deg, var(--auth-secondary-color) 0%, var(--auth-primary-color) 100%);
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.auth-promo-panel:hover .promo-overlay {
    transform: scale(1.1);
}

.promo-logo {
    position: absolute;
    top: 40px;
    left: 40px;
    z-index: 3;
    opacity: 0;
    animation: fadeIn 0.5s 0.5s forwards;
}

.promo-logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.promo-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.promo-text-box {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 40px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transform: translateY(30px);
    opacity: 0;
    animation: slideUpFadeIn 0.8s 0.8s cubic-bezier(0.165, 0.84, 0.44, 1) forwards;
}

.promo-content h1 {
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.4;
    margin: 0 0 15px 0;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.promo-content p {
    font-size: 1.05rem;
    line-height: 1.7;
    opacity: 0.85;
}

.auth-form-panel {
    width: 55%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 50px 40px;
    box-sizing: border-box;
    transition: width 0.4s ease;
}

.form-panel-inner {
    width: 100%;
    max-width: 380px;
}

.form-header {
    text-align: center;
    margin-bottom: 35px;
}

.form-header h2 {
    font-size: 2rem;
    color: var(--auth-text-primary);
    margin-bottom: 10px;
}

.form-header p {
    color: var(--auth-text-secondary);
    font-size: 1rem;
}

.form-header p a {
    color: var(--auth-primary-color);
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--auth-text-primary);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--auth-border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    background: var(--auth-panel-bg);
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: var(--auth-primary-color);
    box-shadow: 0 0 0 3px rgba(138, 77, 171, 0.2);
    z-index: 1;
}

.form-group-row {
    display: flex;
    gap: 15px;
}

.form-group-row .form-group {
    flex: 1;
}

.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    margin-top: 15px;
}

.form-group-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group-checkbox label {
    margin: 0;
    font-size: 0.9rem;
    color: var(--auth-text-secondary);
    font-weight: 400;
    cursor: pointer;
}

.form-group-checkbox input[type="checkbox"] {
    width: auto;
}

.forgot-password-link {
    font-size: 0.9rem;
    color: var(--auth-primary-color);
    font-weight: 500;
}

.btn-submit {
    width: 100%;
    padding: 12px 15px;
    border: none;
    border-radius: 8px;
    background-image: var(--color-gradient);
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: block;
    text-align: center;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(138, 77, 171, 0.3);
    color: var(--color-white);
}

.minimalist-form-container {
    width: 100%;
    max-width: 420px;
    text-align: center;
    padding: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUpFadeIn 0.6s 0.2s cubic-bezier(0.165, 0.84, 0.44, 1) forwards;
}

.form-icon {
    font-size: 2.5rem;
    margin-bottom: 25px;
    opacity: 0.8;
}

.form-icon.success { color: #28a745; }
.form-icon.error { color: #dc3545; }
.form-icon.info { color: #17a2b8; }

.minimalist-form-container .form-header h2 {
    font-size: 2.2rem;
}

.minimalist-form-container form {
    margin-top: 40px;
}

.minimalist-form-container .form-group input {
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--auth-border-color);
    border-radius: 0;
    padding: 10px 0;
    font-size: 1.1rem;
}

.minimalist-form-container .form-group input:focus {
    box-shadow: none;
    border-color: var(--auth-primary-color);
}

.minimalist-form-container .form-group label {
    position: absolute;
    top: 10px;
    left: 0;
    color: var(--auth-text-secondary);
    transition: all 0.3s ease;
    pointer-events: none;
}

.minimalist-form-container .form-group input:focus + label,
.minimalist-form-container .form-group input:not(:placeholder-shown) + label {
    top: -12px;
    font-size: 0.8rem;
    color: var(--auth-primary-color);
}

.minimalist-form-container .btn-submit {
    border-radius: 50px;
    padding: 11px 40px;
    margin-top: 30px;
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 4px 20px rgba(138, 77, 171, 0.25);
}

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes slideUpFadeIn {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 992px) {
    .auth-promo-panel {
        display: none;
    }
    .auth-main {
        padding-top: 100px;
        padding-bottom: 50px;
        background-color: var(--auth-panel-bg);
        align-items: flex-start;
    }
    .auth-container {
        flex-direction: column;
        min-height: auto;
        border-radius: 0;
        box-shadow: none;
    }
    .auth-form-panel {
        width: 100%;
        flex-grow: 1;
        padding: 0 25px;
    }

    .form-panel-inner {
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .form-group-row {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .auth-form-panel {
        padding: 30px 20px;
    }
    .form-header h2 {
        font-size: 1.8rem;
    }
    .form-header p {
        font-size: 0.95rem;
    }
    .form-footer {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    .minimalist-form-container {
        padding: 10px;
    }
    .minimalist-form-container .form-header h2 {
        font-size: 1.9rem;
    }
}
.form-message-container {
    margin-bottom: 20px;
    min-height: 24px;
}

.form-message {
    padding: 12px 15px;
    border-radius: 8px;
    font-size: 0.95rem;
    line-height: 1.5;
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.form-message--success {
    background-color: #e6f9f0;
    color: #0d6b42;
    border: 1px solid #b7f0d6;
}

.form-message--error {
    background-color: #fdeeee;
    color: #a31313;
    border: 1px solid #f9c7c7;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}