/**
 * ZES-QRE shared app layout — modules, admin, POS, etc.
 */
@import url('tokens.css');
@import url('platform-decor.css');
@import url('glass-surfaces.css');
@import url('ambient-blue.css');

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-ui);
    background-color: var(--brand-bg, var(--color-bg));
    background-image: var(--ui-page-gradient, none);
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
    color: var(--brand-secondary, var(--color-text));
    min-height: 100vh;
    transition: background-color 0.25s ease, color 0.25s ease, background-image 0.25s ease;
}

body.app-page { overflow-x: hidden; }

/* Decorative grid on module / workspace pages */
body.app-page::before,
body.starting-page::before,
body.setup-page::before,
body.operator-page::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(circle at center,
            var(--ui-grid-vignette-center, rgba(255, 255, 255, 0)) 30%,
            var(--ui-grid-vignette-edge, rgba(235, 242, 255, 0.98)) 100%),
        linear-gradient(var(--ui-grid-line-color, var(--grid-color)) 1px, transparent 1px),
        linear-gradient(90deg, var(--ui-grid-line-color, var(--grid-color)) 1px, transparent 1px);
    background-size:
        100% 100%,
        var(--ui-grid-size, 52px) var(--ui-grid-size, 52px),
        var(--ui-grid-size, 52px) var(--ui-grid-size, 52px);
    background-position: center center;
    transition: background 0.35s ease;
}

body.app-page > :not(.qre-platform-footer):not(.qre-lang-bar):not(.qre-cookie-banner):not(.theme-toggle),
body.starting-page > :not(.qre-platform-footer):not(.qre-lang-bar):not(.qre-cookie-banner):not(.theme-toggle),
body.setup-page > :not(.qre-platform-footer):not(.qre-lang-bar):not(.qre-cookie-banner):not(.theme-toggle) {
    position: relative;
    z-index: 1;
}

/* Theme toggle — marketing (top-left) vs modules (floating) */
.theme-toggle {
    position: fixed;
    z-index: 1100;
    background: var(--glass-surface, var(--color-surface));
    border: 1px solid var(--glass-border, var(--color-border-strong));
    color: var(--color-text);
    padding: 10px 16px;
    font-weight: bold;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: clamp(0.7rem, 1.5vw, 0.85rem);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    backdrop-filter: var(--glass-blur, blur(10px));
}

.theme-toggle:hover {
    background: var(--color-primary);
    color: var(--btn-on-primary);
    border-color: var(--color-primary);
}

.theme-toggle-fab {
    top: auto;
    left: var(--qre-dock-right, 20px);
    right: auto;
    bottom: var(--qre-dock-fab-bottom, 20px);
    border-radius: 999px;
    padding: 12px 18px;
}

.qre-connectivity-banner {
    position: fixed;
    top: 12px;
    left: 50%;
    transform: translate(-50%, -140%);
    z-index: 2200;
    border: 1px solid rgba(248, 250, 252, 0.45);
    border-radius: 999px;
    padding: 8px 14px;
    font-size: 0.78rem;
    line-height: 1.35;
    color: #f8fafc;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.95), rgba(153, 27, 27, 0.95));
    box-shadow: 0 16px 34px rgba(127, 29, 29, 0.36);
    transition: transform 0.18s ease;
}

.qre-connectivity-banner.active {
    transform: translate(-50%, 0);
}

/* App main content area */
.app-main {
    width: 100%;
    max-width: min(96vw, 1680px);
    margin: clamp(114px, 15vh, 156px) auto clamp(24px, 5vh, 40px);
    padding: clamp(12px, 2vw, 28px);
}

.app-main-narrow { max-width: min(96vw, 900px); }
.app-main-wide { max-width: min(96vw, 1900px); }

/* Phone layout */
@media (max-width: 767px) {
    .app-main {
        max-width: 100%;
        margin-top: 112px;
        padding: 12px;
    }
}

/* Tablet layout */
@media (min-width: 768px) and (max-width: 1199px) {
    .app-main {
        max-width: 98vw;
        margin-top: 124px;
    }
}

/* Desktop / large layout */
@media (min-width: 1200px) {
    .app-main {
        max-width: min(96vw, 1800px);
        margin-top: clamp(118px, 13vh, 145px);
    }
}

/* Shared panels (complements module-forms.css) */
.app-panel {
    background: var(--ui-surface-glass, var(--glass-surface, var(--brand-surface, var(--color-surface))));
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--ui-panel-shadow, var(--shadow-md));
    border: 1px solid var(--ui-panel-border, var(--glass-border, var(--color-border)));
    border-top-width: 2px;
    backdrop-filter: var(--glass-blur, blur(14px) saturate(140%));
    -webkit-backdrop-filter: var(--glass-blur, blur(14px) saturate(140%));
}

.app-section-title {
    font-family: var(--font-display);
    font-size: 18px;
    text-transform: uppercase;
    color: var(--brand-primary, var(--color-primary));
    margin: 0 0 12px;
}

.app-muted { color: var(--color-text-muted); font-size: 14px; line-height: 1.5; }

/* Download link for desktop agent */
.agent-download-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px 16px;
    margin-top: 12px;
    padding: 12px;
    background: var(--color-surface-raised);
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-md);
}

.agent-download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--color-info);
    color: #fff;
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 14px;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: transform 0.15s, filter 0.15s;
}

.agent-download-link:hover { filter: brightness(1.1); transform: scale(1.02); }

.term-code-display {
    text-align: center;
    margin-top: 15px;
}

.term-code-label {
    font-size: 12px;
    font-weight: bold;
    color: var(--color-info);
    text-transform: uppercase;
}

.term-code-value {
    font-family: var(--font-display);
    font-size: 36px;
    color: var(--color-danger);
    letter-spacing: 3px;
    margin: 8px 0;
}

.barcode-scan-hidden {
    position: absolute;
    left: -9999px;
    opacity: 0;
    width: 1px;
    height: 1px;
}