/* Environment watermark - diagonal repeating text behind content.
   Tile width scales with viewport via clamp(). */
body.local-mode::before,
body.staging-mode::before,
body.testing-mode::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.5;
}

body.local-mode::before {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='114'%3E%3Ctext x='100' y='57' font-size='24' font-weight='bold' fill='%23888' font-family='sans-serif' text-anchor='middle' dominant-baseline='central' transform='rotate(-35, 100, 57)'%3ELOCAL%3C/text%3E%3C/svg%3E") repeat;
    background-size: clamp(60px, calc((100vw - 984px) / 2), 250px) clamp(34px, calc((100vw - 984px) * 0.285), 143px);
}

body.staging-mode::before {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='114'%3E%3Ctext x='100' y='57' font-size='24' font-weight='bold' fill='%23E8975A' font-family='sans-serif' text-anchor='middle' dominant-baseline='central' transform='rotate(-35, 100, 57)'%3ESTAGING%3C/text%3E%3C/svg%3E") repeat;
    background-size: clamp(60px, calc((100vw - 984px) / 2), 250px) clamp(34px, calc((100vw - 984px) * 0.285), 143px);
}

body.testing-mode::before {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='114'%3E%3Ctext x='100' y='57' font-size='24' font-weight='bold' fill='%235B8DBD' font-family='sans-serif' text-anchor='middle' dominant-baseline='central' transform='rotate(-35, 100, 57)'%3ETESTING%3C/text%3E%3C/svg%3E") repeat;
    background-size: clamp(60px, calc((100vw - 984px) / 2), 250px) clamp(34px, calc((100vw - 984px) * 0.285), 143px);
}

body.watermark-off::before { display: none; }

/* Environment ribbon badge - clickable toggle for watermark */
.env-ribbon {
    position: fixed;
    top: 12px;
    left: -28px;
    color: white;
    font-size: 10px;
    font-weight: 600;
    padding: 4px 32px;
    transform: rotate(-45deg);
    z-index: 9999;
    letter-spacing: 0.5px;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

.local-mode .env-ribbon { background: #888; opacity: 0.7; }
.staging-mode .env-ribbon { background: #E8975A; opacity: 0.85; }
.testing-mode .env-ribbon { background: #5B8DBD; opacity: 0.85; }
.watermark-off .env-ribbon { opacity: 0.4; }