:root {
    --bg: #07111f;
    --panel: #0d1828;
    --panel-2: #111f31;
    --text: #f4f8ff;
    --muted: #8fa4bd;
    --green: #34e58b;
    --blue: #34a8ff;
    --border: rgba(120, 180, 220, 0.18);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    background:
        radial-gradient(circle at 20% 20%, rgba(40, 120, 200, 0.15), transparent 35%),
        radial-gradient(circle at 80% 40%, rgba(40, 220, 140, 0.08), transparent 30%),
        var(--bg);
    color: var(--text);
}

body {
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.topbar {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6vw;
    border-bottom: 1px solid var(--border);
    background: rgba(4, 12, 23, 0.78);
    backdrop-filter: blur(10px);
}

.brand-name {
    font-weight: 800;
    letter-spacing: 0.12em;
    font-size: 16px;
}

.topbar nav {
    display: flex;
    gap: 34px;
}

.topbar nav a {
    color: var(--muted);
    font-size: 14px;
    transition: color 0.2s ease;
}

.topbar nav a:hover {
    color: var(--text);
}

.hero {
    flex: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
    gap: 6vw;
    align-items: center;
    padding: 6vh 7vw;
}

.hero-content {
    max-width: 760px;
}

.eyebrow {
    display: inline-block;
    margin-bottom: 24px;
    padding: 7px 11px;
    border: 1px solid rgba(52, 229, 139, 0.35);
    border-radius: 999px;
    color: var(--green);
    background: rgba(52, 229, 139, 0.08);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
}

h1 {
    margin: 0;
    font-size: clamp(42px, 5vw, 72px);
    line-height: 1.03;
    letter-spacing: -0.04em;
}

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

.hero-text {
    max-width: 650px;
    margin: 26px 0 34px;
    color: var(--muted);
    font-size: 18px;
    line-height: 1.65;
}

.features {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.features > div {
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: linear-gradient(
        145deg,
        rgba(16, 31, 49, 0.86),
        rgba(9, 20, 33, 0.72)
    );
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.16);
}

.features strong {
    display: block;
    margin-bottom: 7px;
    color: var(--text);
    font-size: 15px;
}

.features span {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
}

.login-panel {
    display: flex;
    justify-content: center;
}

.login-card {
    width: min(100%, 430px);
    padding: 30px;
    border: 1px solid rgba(70, 210, 150, 0.24);
    border-radius: 22px;
    background:
        linear-gradient(
            180deg,
            rgba(16, 31, 49, 0.96),
            rgba(8, 18, 31, 0.96)
        );
    box-shadow:
        0 28px 70px rgba(0, 0, 0, 0.38),
        0 0 45px rgba(52, 229, 139, 0.05);
}

.login-logo {
    display: block;
    width: 150px;
    max-width: 60%;
    margin: 0 auto 18px;
    border-radius: 14px;
}

.login-card h2 {
    margin: 0;
    text-align: center;
    font-size: 28px;
}

.login-subtitle {
    margin: 8px 0 26px;
    text-align: center;
    color: var(--muted);
    font-size: 14px;
}

.login-card form {
    display: flex;
    flex-direction: column;
}

.login-card label {
    margin-bottom: 8px;
    color: #dce8f6;
    font-size: 13px;
    font-weight: 700;
}

.login-card input {
    width: 100%;
    height: 48px;
    margin-bottom: 18px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    outline: none;
    background: rgba(4, 13, 24, 0.72);
    color: var(--text);
    font-size: 14px;
}

.login-card input:focus {
    border-color: rgba(52, 229, 139, 0.72);
    box-shadow: 0 0 0 3px rgba(52, 229, 139, 0.08);
}

.password-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.password-row a,
.register a {
    color: var(--green);
    font-size: 13px;
}

.login-card button {
    height: 50px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    color: #04120b;
    background: linear-gradient(90deg, var(--green), #5cf5a7);
    font-size: 15px;
    font-weight: 800;
    box-shadow: 0 10px 26px rgba(52, 229, 139, 0.18);
}

.login-card button:hover {
    filter: brightness(1.05);
}

.register {
    margin-top: 20px;
    text-align: center;
    color: var(--muted);
    font-size: 13px;
}

.secure-access {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: #6f849c;
    font-size: 12px;
}

footer {
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 0 6vw;
    border-top: 1px solid var(--border);
    color: #71849a;
    font-size: 12px;
}

footer div {
    display: flex;
    gap: 22px;
}

@media (max-width: 960px) {
    .hero {
        grid-template-columns: 1fr;
        padding-top: 48px;
    }

    .hero-content {
        margin: 0 auto;
    }

    .login-panel {
        margin-top: 10px;
    }
}

@media (max-width: 640px) {
    .topbar nav {
        display: none;
    }

    .hero {
        padding: 36px 20px;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .login-card {
        padding: 24px 20px;
    }

    footer {
        flex-direction: column;
        justify-content: center;
        padding: 20px;
    }
}

/* 2026-08-31 — login visual polish */

.login-card {
    padding: 34px 32px 28px;
    border-color: rgba(70, 210, 150, 0.28);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.40),
        0 0 55px rgba(52, 229, 139, 0.06);
}

.login-logo {
    width: 175px;
    max-width: 68%;
    margin-bottom: 20px;
}

.login-card h2 {
    font-size: 30px;
    letter-spacing: -0.02em;
}

.login-subtitle {
    margin-top: 9px;
    margin-bottom: 28px;
}

.login-card input {
    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease,
        background 0.2s ease;
}

.login-card button {
    transition:
        filter 0.2s ease,
        transform 0.15s ease;
}

.login-card button:hover {
    transform: translateY(-1px);
}

.login-card button:active {
    transform: translateY(0);
}

.secure-access {
    color: #7890a8;
    letter-spacing: 0.02em;
}

@media (max-width: 640px) {
    .login-logo {
        width: 160px;
    }
}

.login-error {
    margin: -10px 0 18px;
    padding: 10px 12px;
    border: 1px solid rgba(255, 90, 90, 0.35);
    border-radius: 9px;
    background: rgba(255, 70, 70, 0.08);
    color: #ff9b9b;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
}

.login-success {
    margin: -10px 0 18px;
    padding: 10px 12px;
    border: 1px solid rgba(52, 229, 139, 0.35);
    border-radius: 9px;
    background: rgba(52, 229, 139, 0.08);
    color: #52e58b;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
}