body {
    font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: radial-gradient(circle at top, #0a0a0a, #000000);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #e5e7eb;
}

/* Main card */
.container {
    background: rgba(10, 10, 10, 0.92);
    padding: 36px;
    width: 360px;
    border-radius: 18px;
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.9),
        inset 0 0 0 1px rgba(255, 255, 255, 0.06);
    text-align: center;
}

/* Heading */
h1 {
    margin-bottom: 6px;
    font-size: 24px;
    font-weight: 600;
    color: #f9fafb;
}

/* Subtitle */
.tagline {
    font-size: 13px;
    color: #9ca3af;
    margin-bottom: 26px;
}

/* Inputs */
input {
    width: 100%;
    padding: 14px;
    margin: 10px 0;
    border-radius: 12px;
    border: 1px solid #1f2933;
    background: #020202;
    color: #e5e7eb;
    font-size: 14px;
    outline: none;
    transition: all 0.25s ease;
}

input::placeholder {
    color: #6b7280;
}

input:focus {
    border-color: #3f3f46;
    background: #050505;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.06);
}

/* Main Button */
button {
    width: 100%;
    padding: 14px;
    margin-top: 18px;
    border: none;
    border-radius: 14px;
    background: linear-gradient(180deg, #1a1a1a, #000000);
    color: #f9fafb;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    letter-spacing: 0.4px;
    transition: all 0.25s ease;
}

button:hover {
    background: linear-gradient(180deg, #2a2a2a, #000000);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.9);
    transform: translateY(-1px);
}

button:active {
    transform: scale(0.97);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 22px 0 16px;
    font-size: 12px;
    color: #9ca3af;
}

.divider::before,
.divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(
        to right,
        transparent,
        rgba(255, 255, 255, 0.15),
        transparent
    );
}

.divider span {
    padding: 0 12px;
}

/* Premium Google Button */
.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    color: #e5e7eb;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
    backdrop-filter: blur(6px);
}

.google-btn img {
    width: 18px;
    height: 18px;
    background: #fff;
    padding: 2px;
    border-radius: 50%;
}

.google-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
}

.google-btn:active {
    transform: scale(0.97);
}


/* Small corner text */
.switch {
    margin-top: 16px;
    font-size: 12.5px;
    color: #9ca3af;
}

.switch a {
    color: #d1d5db;
    text-decoration: none;
    font-weight: 600;
    margin-left: 4px;
}

.switch a:hover {
    text-decoration: underline;
}

/* Status / message */
#msg {
    margin-top: 16px;
    font-size: 13px;
    color: #a1a1aa;
}