.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px 18px;
    background:
        radial-gradient(circle at top left, rgba(184, 115, 51, 0.18), transparent 32%),
        linear-gradient(180deg, rgba(28, 28, 30, 0.94), rgba(17, 17, 19, 1));
}

.login-container {
    width: min(1040px, 100%);
    display: grid;
    place-items: center;
}

.login-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    align-items: stretch;
}

.login-card {
    position: relative;
    width: 100%;
    background: rgba(32, 35, 41, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 28px 24px;
    box-shadow: 0 28px 60px -30px rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
}

.login-card .login-header {
    text-align: center;
    margin-bottom: 22px;
}

.login-card .login-logo {
    width: 82px;
    height: auto;
    margin-bottom: 12px;
}

.login-card .login-title {
    margin: 0 0 8px;
    font-size: clamp(1.8rem, 2vw, 2.3rem);
    line-height: 1.2;
    color: var(--text-primary);
}

.login-card .login-subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.97rem;
}

.login-card form {
    display: grid;
    gap: 16px;
}

.login-card .form-group {
    margin: 0;
}

.login-card .form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
}

.login-card .form-input {
    width: 100%;
    border-radius: 12px;
    padding: 0.9rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.login-card .form-input:focus {
    border-color: rgba(184, 115, 51, 0.8);
    box-shadow: 0 0 0 0.2rem rgba(184, 115, 51, 0.2);
    background: rgba(255, 255, 255, 0.04);
    outline: none;
}

.login-card .form-input::placeholder {
    color: var(--text-muted);
}

.login-card .btn-login {
    width: 100%;
    margin-top: 4px;
    min-height: 48px;
    font-weight: 700;
}

.login-card .divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 24px 0 14px;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.login-card .divider::before,
.login-card .divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.12);
}

.login-card .divider span {
    white-space: nowrap;
}

.login-card a {
    color: #f3c18d;
    text-decoration: none;
}

.login-card a:hover {
    color: #ffd7a3;
    text-decoration: underline;
}

.login-page .small,
.login-page .text-muted,
.login-page .text-center,
.login-page code {
    color: var(--text-secondary);
}

.login-page code {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.1rem 0.35rem;
    border-radius: 6px;
    color: #f8d9b4;
}

.learner-access-card {
    background: linear-gradient(180deg, rgba(28, 39, 52, 0.9), rgba(18, 22, 26, 0.9));
    border-color: rgba(87, 161, 255, 0.2);
}

.login-page .theme-toggle-btn {
    position: fixed;
    top: 18px;
    right: 18px;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    background: rgba(23, 25, 28, 0.82);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    color: var(--text-primary);
}

.login-page .theme-toggle-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
}

.login-page .theme-toggle-btn:hover {
    border-color: rgba(184, 115, 51, 0.8);
    background: rgba(34, 36, 41, 0.95);
}

@media (max-width: 820px) {
    .login-grid {
        grid-template-columns: 1fr;
    }

    .login-page {
        padding: 90px 16px 28px;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 22px 18px;
    }

    .login-card .login-title {
        font-size: 1.7rem;
    }

    .login-card .btn-login {
        min-height: 46px;
    }
}