:root {
    --navy: #071a3a;
    --navy2: #10264d;
    --gold: #b4873c;
    --muted: #64748b;
    --border: #d9e1ec;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", Arial, sans-serif;
    background:
        radial-gradient(circle at top right, rgba(180,135,60,.16), transparent 25%),
        linear-gradient(135deg, #f7fbff 0%, #eaf3ff 45%, #f8fbff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--navy);
    overflow: hidden;
}

.login-page::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        linear-gradient(135deg, transparent 55%, rgba(7,26,58,.95) 55%),
        repeating-radial-gradient(circle at 92% 10%, rgba(7,26,58,.28) 0 2px, transparent 2px 16px),
        linear-gradient(135deg, transparent 0 62%, rgba(180,135,60,.22) 62% 63%, transparent 63%);
    opacity: .95;
    pointer-events: none;
}

.login-card {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 560px;
    padding: 44px 54px 36px;
    background: rgba(255,255,255,.96);
    border: 1px solid rgba(217,225,236,.9);
    border-radius: 28px;
    box-shadow: 0 28px 70px rgba(7,26,58,.18);
    text-align: center;
}

.brand-logo {
    width: 92px;
    height: 92px;
    margin: 0 auto 18px;
    border-radius: 22px;
    background: linear-gradient(135deg, var(--navy), var(--navy2));
    color: var(--gold);
    font-size: 58px;
    font-weight: 900;
    line-height: 92px;
    box-shadow: inset -8px -8px 0 rgba(180,135,60,.22);
}

h1 {
    margin: 0;
    font-size: 48px;
    line-height: 1;
    font-weight: 900;
    letter-spacing: -1.5px;
}

h1 span {
    color: var(--gold);
}

.tagline {
    margin: 12px 0 18px;
    color: var(--gold);
    font-size: 18px;
    font-weight: 600;
}

.gold-dot {
    width: 8px;
    height: 8px;
    margin: 0 auto 30px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: -120px 0 0 -3px #e8edf4, 120px 0 0 -3px #e8edf4;
}

form {
    text-align: left;
}

label {
    display: block;
    margin: 18px 0 8px;
    font-size: 14px;
    font-weight: 800;
}

input {
    width: 100%;
    height: 58px;
    padding: 0 18px;
    border: 1px solid var(--border);
    border-radius: 13px;
    font-size: 15px;
    color: var(--navy);
    outline: none;
    background: #fff;
}

input:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 4px rgba(180,135,60,.13);
}

button {
    width: 100%;
    height: 62px;
    margin-top: 28px;
    border: none;
    border-radius: 13px;
    background: linear-gradient(135deg, #061838, #08275a);
    color: white;
    font-size: 20px;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 12px 24px rgba(7,26,58,.22);
}

button:hover {
    filter: brightness(1.08);
}

.error-box {
    padding: 12px 14px;
    margin-bottom: 14px;
    border-radius: 10px;
    background: #fff1f2;
    color: #be123c;
    font-weight: 700;
    text-align: center;
}

.footer-brand {
    margin: 34px -54px -36px;
    padding: 26px 20px 30px;
    border-top: 1px solid #e8edf4;
    color: var(--navy);
}

.footer-brand strong,
.footer-brand small {
    display: block;
}

.footer-brand strong {
    font-size: 16px;
    font-weight: 900;
}

.footer-brand small {
    margin-top: 7px;
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 640px) {
    .login-card {
        margin: 20px;
        padding: 34px 28px 28px;
    }

    h1 {
        font-size: 36px;
    }

    .tagline {
        font-size: 15px;
    }

    .footer-brand {
        margin: 30px -28px -28px;
    }
}