:root {
    --tri-bg: #272727;
    --tri-card: #555;
    --tri-card-dark: #444;
    --tri-text: #fff;
    --tri-muted: #ccc;
    --tri-accent: rgb(192, 114, 13);
    --tri-accent-hover: rgb(220, 135, 22);
}

body {
    background: var(--tri-bg);
    color: var(--tri-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    margin: 0;
}

.trinagon-card {
    max-width: 760px;
    margin: 0 auto;
    background: var(--tri-card);
    color: var(--tri-text);
    border-radius: 18px;
    padding: 2.5rem;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
}

.trinagon-header p {
    margin: 0.4rem 0 0;
    color: var(--tri-muted);
    font-size: 1.1rem;
}

a {
    color: var(--tri-accent);
}

a:hover {
    color: var(--tri-accent-hover);
}

.tri-highlight {
    color: var(--tri-accent);
    font-weight: 400;
}

.tri-underline {
    text-decoration: underline;
    text-decoration-color: var(--tri-accent);
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

.tri-strong {
    font-weight: 700;
    color: #fff;
}

.tri-note {
    color: var(--tri-muted);
    font-size: 0.95rem;
}

.tri-box {
    background: var(--tri-card-dark);
    border-left: 4px solid var(--tri-accent);
    border-radius: 10px;
    padding: 1rem 1.2rem;
    margin: 1.2rem 0;
}

.tri-small {
    font-size: 0.9rem;
}

.tri-center {
    text-align: center;
}

button,
input[type="submit"],
.button {
    background: var(--tri-accent);
    border-color: var(--tri-accent);
    color: #fff;
    border-radius: 999px;
    padding-left: 2rem;
    padding-right: 2rem;
}

button:hover,
input[type="submit"]:hover,
.button:hover {
    background: var(--tri-accent-hover);
    border-color: var(--tri-accent-hover);
    color: #fff;
}

input[type="text"],
input[type="password"],
input[type="email"] {
    border-radius: 8px;
    background: #333;
    color: #fff;
    border: 1px solid #777;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus {
    border-color: var(--tri-accent);
}

.input {
    margin-bottom: 1.3rem;
}

.input .error-message {
    margin-top: 0.45rem;
    margin-bottom: 0;
    padding: 0.65rem 0.85rem;
    font-size: 0.95rem;
}

form p {
    color: var(--tri-muted);
}

code {
    display: inline-block;
    max-width: 100%;
    overflow-wrap: anywhere;
    background: var(--tri-card-dark);
    color: #fff;
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
}

.unlock-status-box {
    background: var(--tri-card-dark);
    border-radius: 14px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    text-align: center;
}

.unlock-spinner {
    width: 38px;
    height: 38px;
    margin: 0 auto 1rem;
    border: 4px solid #777;
    border-top-color: var(--tri-accent);
    border-radius: 50%;
    animation: unlock-spin 0.9s linear infinite;
}

.unlock-small-note {
    color: var(--tri-muted);
    font-size: 0.95rem;
}

.message,
.error-message {
    border-radius: 10px;
    padding: 1rem 1.2rem;
    margin: 1rem 0 1.5rem;
    font-weight: 600;
    line-height: 1.4;
}

.message.error,
.error-message {
    background: #3b1d14;
    color: #ffb79f;
    border: 1px solid #c0720d;
}

.message.success {
    background: #17351d;
    color: #b9f0c4;
    border: 1px solid #4ea463;
}

.message.warning {
    background: #3c3215;
    color: #ffe09c;
    border: 1px solid #c0720d;
}

.form-error input,
input.form-error,
input[aria-invalid="true"] {
    border-color: #c0720d;
    box-shadow: 0 0 0 2px rgba(192, 114, 13, 0.25);
}

.form-error label {
    color: #ffb79f;
}

@keyframes unlock-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 650px) {
    .trinagon-page {
        padding: 1rem;
    }

    .trinagon-card {
        padding: 1.5rem;
        border-radius: 12px;
    }

    .trinagon-header h1 {
        font-size: 2.1rem;
    }
}