:root {
    --bg-gradient: linear-gradient(to bottom left, #1a1a1a 0%, #666699 100%);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text-primary: #ecf0f1;
    --text-secondary: #bdc3c7;
    --accent-color: #7d5fff;
    --accent-hover: #6c5ce7;
    --input-bg: rgba(0, 0, 0, 0.3);
}

body {
    background: var(--bg-gradient);
    color: var(--text-primary);
    font-family: 'Segoe UI', 'Roboto', Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    overflow-x: hidden;
}

.container-fluid {
    position: relative;
    z-index: 2;
}

.locker-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    z-index: 1;
    pointer-events: none;
}

.locker-icon {
    position: absolute;
    font-size: 250px;
    color: rgba(255, 255, 255, 0.03);
}

.locker-left {
    top: 10%;
    left: 5%;
    transform: rotate(-15deg);
}

.locker-right {
    bottom: 10%;
    right: 10%;
    transform: rotate(15deg);
}

.back-arrow {
    position: fixed;
    top: 30px;
    left: 30px;
    color: var(--text-primary);
    z-index: 3;
    text-decoration: none;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 10px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-arrow:hover {
    background: var(--accent-color);
    color: white;
    transform: translateX(-3px);
    text-decoration: none;
}

.title-text {
    margin-bottom: 2rem;
    padding: 0 20px;
}

.title-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    background: -webkit-linear-gradient(45deg, #fff, #bdc3c7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 40px 40px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    width: 100%;
    max-width: 500px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    margin: 20px 0;
}

.login-card h3 {
    color: var(--text-primary);
    font-weight: 700;
    margin: 10px 0 25px;
    letter-spacing: 1px;
}

.form-group {
    margin-bottom: 15px;
}

.input-icon {
    display: flex;
    align-items: center;
    background-color: var(--input-bg);
    padding: 10px 20px;
    border-radius: 30px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.input-icon:focus-within {
    border-color: var(--accent-color);
    background-color: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 15px rgba(125, 95, 255, 0.2);
}

.input-icon iconify-icon {
    color: var(--text-secondary);
    margin-right: 15px;
    font-size: 1.2rem;
    transition: color 0.3s;
}

.input-icon:focus-within iconify-icon {
    color: var(--accent-color);
}

.input-icon input.form-control {
    background: transparent;
    border: none;
    color: var(--text-primary);
    width: 100%;
    padding: 0;
    font-size: 1rem;
}

.input-icon input.form-control:focus {
    outline: none;
    box-shadow: none;
}

.input-icon input.form-control::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.btn-login {
    background: var(--accent-color);
    color: white;
    font-weight: 600;
    border-radius: 30px;
    padding: 12px;
    border: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(125, 95, 255, 0.3);
    margin-top: 20px;
}

.btn-login:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(125, 95, 255, 0.4);
    color: white;
}

.form-check-label {
    cursor: pointer;
    color: var(--text-secondary) !important;
    font-size: 0.9rem;
}

html {
    scroll-behavior: smooth;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .title-text {
        text-align: center;
        margin-bottom: 30px;
        margin-top: 30px;
    }

    .title-text h1 {
        font-size: 2.8rem;
    }

    .login-card {
        padding: 30px 20px;
    }
}