:root {
    --primary: #00bcd4;
    --secondary: #008ba3;
    --bg-dark: #0b0e11;
    --glass: rgba(15, 17, 21, 0.95);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

html, body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    background-color: #0b0e11;
}

body {
    background: radial-gradient(circle at center, #1b2028 0%, #0b0e11 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
}

.login-container {
    position: relative;
    width: 92%;
    max-width: 400px;
    padding: 30px 25px;
    background: var(--glass);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    box-shadow: 0 40px 100px -20px rgba(0, 0, 0, 0.8);
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo i {
    font-size: 48px;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
}

.logo h1 {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 1px;
}

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

.form-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.4);
}

input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    font-size: 16px;
    transition: all 0.3s;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 15px rgba(0, 210, 255, 0.2);
}

button {
    width: 100%;
    padding: 15px;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 10px;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 210, 255, 0.3);
    filter: brightness(1.1);
}

button:active {
    transform: translateY(0);
}

.error-msg {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #f87171;
    padding: 12px;
    border-radius: 10px;
    font-size: 14px;
    margin-bottom: 20px;
    display: none;
    text-align: center;
}

/* Decorative Elements */
.circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(var(--primary), var(--secondary));
    filter: blur(100px);
    z-index: -1;
    opacity: 0.35;
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    left: -100px;
}

.circle-2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    right: -150px;
}

/* PWA Install Button */
.pwa-install-btn {
    width: 100%;
    margin-top: 15px;
    padding: 12px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pwa-install-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
    transform: translateY(-1px);
}

.pwa-install-btn i {
    margin-right: 10px;
    font-size: 14px;
}

.hidden {
    display: none !important;
}