:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --bg-gradient-start: #f8fafc;
    --bg-gradient-end: #e2e8f0;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
}

.login-card {
    max-width: 1000px;
    margin: 0 auto;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.login-card:hover {
    box-shadow: 0 1rem 3rem rgba(0,0,0,.175) !important;
}

.branding-panel {
    background: linear-gradient(135deg, #4f46e5 0%, #3730a3 100%);
    position: relative;
    overflow: hidden;
}

.branding-panel::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
    transform: rotate(45deg);
    pointer-events: none;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
}

.main-logo {
    max-height: 120px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.main-logo:hover {
    transform: scale(1.05);
}

.mobile-main-logo {
    max-height: 80px;
    object-fit: contain;
}

.mini-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 4px;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.mini-logo:hover {
    transform: translateY(-2px);
    filter: brightness(1.1);
}

.mini-logo-mobile {
    height: 30px;
    width: auto;
    object-fit: contain;
    background-color: #fff;
    padding: 2px;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(79, 70, 229, 0.25);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-1px);
}

.sign-in-btn i {
    transition: transform 0.2s ease;
}

.sign-in-btn:hover i {
    transform: translateX(4px);
}

.text-primary {
    color: var(--primary-color) !important;
}

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

.login-card {
    animation: fadeIn 0.6s ease-out forwards;
}

/* Form floating label adjustments for better aesthetics */
.form-floating > .form-control-focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--primary-color);
    font-weight: 500;
}