/* ── DESIGN SYSTEM VARIABLES ─────────────────────────────────────────────── */
:root {
    --modern-bg-main:       #ffffff;
    --modern-text-dark:     #0f172a;
    --modern-text-muted:    #475569;
    --modern-border:        #e2e8f0;
    --modern-surface:       #f8fafc;
    --modern-emerald:       #059669;
    --modern-emerald-light: #ecfdf5;
    --modern-cyan:          #0891b2;
    --modern-cyan-light:    #ecfeff;
    --modern-amber:         #d97706;
    --modern-amber-light:   #fffbeb;
    --modern-crimson:       #dc2626;
    --modern-crimson-light: #fef2f2;
    --modern-primary:       #3182ce;

    /* Brand greens — deep, natural, premium */
    --brand-green-deep:  #14532d;
    --brand-green:       #166534;
    --brand-green-soft:  #f0fdf4;
    --brand-earth:       #a16207; /* earth-toned accent */
}

/* ── BODY & WRAPPER ──────────────────────────────────────────────────────── */
body {
    background-color: #f1f5f9 !important;
    margin: 0 !important;
    padding: 0 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    min-height: 100vh !important;
    width: 100% !important;
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--modern-text-dark);
}

#pwa-viewport-wrapper {
    width: 100% !important;
    max-width: 420px !important;
    height: 100vh !important;
    max-height: 850px !important;
    background-color: var(--modern-bg-main) !important;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08) !important;
    border-radius: 32px !important;
    display: flex !important;
    flex-direction: column !important;
    box-sizing: border-box !important;
    position: relative !important;
    overflow: hidden !important;
    border: 1px solid var(--modern-border);
}

#app-viewport {
    flex-grow: 1;
    padding: 20px;
    box-sizing: border-box;
    width: 100%;
    overflow-y: auto;
    background-color: var(--modern-bg-main);
}

/* ── TOP NAV ─────────────────────────────────────────────────────────────── */
.system-nav {
    background: var(--modern-bg-main) !important;
    border-bottom: 1px solid var(--modern-border) !important;
    padding: 14px 16px !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-accent-pill {
    background: var(--brand-green-deep) !important;
    color: #ffffff !important;
    font-weight: 800 !important;
    padding: 6px 12px !important;
    border-radius: 8px !important;
    font-size: 13px !important;
    letter-spacing: 0.5px;
}

.nav-date-badge {
    background: var(--modern-surface) !important;
    color: var(--modern-text-dark) !important;
    border: 1px solid var(--modern-border) !important;
    font-weight: 700 !important;
    padding: 6px 10px !important;
    border-radius: 8px !important;
    font-size: 11px !important;
}

/* ── TYPOGRAPHY ──────────────────────────────────────────────────────────── */
h2 {
    font-size: 24px;
    font-weight: 800;
    color: #0f172a !important;
    margin: 0 0 4px 0;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 13px;
    color: #475569 !important;
    margin: 0 0 16px 0;
    line-height: 1.4;
}

.card-group-title {
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--modern-text-muted);
    margin: 20px 0 10px 0;
}

/* ── FORMS ───────────────────────────────────────────────────────────────── */
.input-label {
    font-size: 12px;
    font-weight: 800;
    color: var(--modern-text-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    display: block;
}

.form-text-input,
.form-textarea-input,
select.form-text-input {
    width: 100%;
    background: var(--modern-surface) !important;
    border: 1px solid var(--modern-border) !important;
    color: var(--modern-text-dark) !important;
    border-radius: 12px !important;
    padding: 12px 14px !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    box-sizing: border-box;
    transition: all 0.2s ease;
}

.form-text-input:focus,
.form-textarea-input:focus {
    border-color: var(--modern-text-dark) !important;
    outline: none;
}

/* ── BUTTONS ─────────────────────────────────────────────────────────────── */
.btn-action-primary {
    width: 100%;
    background: var(--brand-green-deep) !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 14px !important;
    padding: 14px 20px !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    cursor: pointer;
    transition: transform 0.1s ease;
}

.btn-action-primary:active { transform: scale(0.98); }

.btn-back {
    background: var(--modern-surface) !important;
    border: 1px solid var(--modern-border) !important;
    color: var(--modern-text-dark) !important;
    font-weight: 700 !important;
    border-radius: 10px !important;
    padding: 8px 14px !important;
    font-size: 12px !important;
    cursor: pointer;
}

/* ── UTILITIES ───────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── LOADING OVERLAY ─────────────────────────────────────────────────────── */
#loading-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(255, 255, 255, 0.85);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
}

.loading-spinner {
    width: 32px; height: 32px;
    border: 3px solid var(--modern-border);
    border-top-color: var(--modern-text-dark);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto;
}

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

/* ── BOTTOM TAB BAR ──────────────────────────────────────────────────────── */
#bottom-tab-bar {
    display: flex;
    border-top: 1px solid var(--modern-border);
    background: var(--modern-bg-main);
    padding: 8px 0 16px 0;
    flex-shrink: 0;
}

.tab-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px 0;
    color: var(--modern-text-muted);
    font-weight: 700;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.2s;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.tab-btn.active { color: var(--brand-green-deep); }
.tab-btn .tab-icon { font-size: 20px; line-height: 1; }

/* ── STATUS BADGES ───────────────────────────────────────────────────────── */
.status-badge {
    font-size: 10px;
    font-weight: 800;
    padding: 3px 10px;
    border-radius: 20px;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status-badge-scheduled {
    background: var(--modern-amber-light);
    color: var(--modern-amber);
    border: 1px solid rgba(217, 119, 6, 0.2);
}

.status-badge-progress {
    background: var(--modern-cyan-light);
    color: var(--modern-cyan);
    border: 1px solid rgba(8, 145, 178, 0.2);
}

.status-badge-completed {
    background: var(--modern-emerald-light);
    color: var(--modern-emerald);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

/* ── SCHEDULE BOARD WEEK STRIP ───────────────────────────────────────────── */
.week-strip-day {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 0 6px 0;
    background: var(--modern-surface);
    border: 1px solid var(--modern-border);
    border-radius: 12px;
    color: var(--modern-text-dark);
    cursor: pointer;
    font-family: 'Plus Jakarta Sans', sans-serif;
    transition: transform 0.1s ease, background 0.15s ease;
}

.week-strip-day:active { transform: scale(0.94); }

.week-strip-day-active {
    background: var(--brand-green-deep);
    border-color: var(--brand-green-deep);
    color: #ffffff;
}

/* ── AI ASSISTANT PLACEHOLDER ────────────────────────────────────────────── */
#ai-assistant-fab {
    position: absolute;
    right: 16px;
    bottom: 92px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: var(--brand-green-deep);
    color: #ffffff;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(20, 83, 45, 0.35);
    z-index: 1100;
    transition: transform 0.1s ease;
}

#ai-assistant-fab:active { transform: scale(0.92); }

#ai-assistant-panel {
    position: absolute;
    right: 16px;
    bottom: 150px;
    width: min(300px, calc(100% - 32px));
    background: var(--modern-bg-main);
    border: 1px solid var(--modern-border);
    border-radius: 16px;
    padding: 14px 16px;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.18);
    z-index: 1100;
    box-sizing: border-box;
}

/* ── JOB CARDS ───────────────────────────────────────────────────────────── */
.route-card {
    background: #ffffff !important;
    border: 1px solid var(--modern-border) !important;
    border-radius: 16px !important;
    padding: 14px 16px !important;
    margin-bottom: 10px !important;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06) !important;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.route-card:active {
    transform: scale(0.98) !important;
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.08) !important;
    background: var(--modern-surface) !important;
}

/* ── HUB METRIC TILES (tap to filter) ────────────────────────────────────── */
.metric-box {
    transition: transform 0.1s ease, box-shadow 0.15s ease;
}

.metric-box:active { transform: scale(0.96); }

.metric-box-active {
    box-shadow: 0 0 0 2px var(--modern-text-dark) inset;
}

/* ── JOBS MAP MODAL ──────────────────────────────────────────────────────── */
.map-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 1200;
    display: flex;
    align-items: stretch;
}

.map-modal-sheet {
    width: 100%;
    height: 100%;
    background: var(--modern-bg-main);
    border-radius: 0;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.map-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--modern-border);
}

#hub-map-canvas {
    flex-grow: 1;
    width: 100%;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
    html, body {
        background-color: var(--modern-bg-main) !important;
        align-items: flex-start !important;
    }

    #pwa-viewport-wrapper {
        max-height: 100vh !important;
        border-radius: 0px !important;
        box-shadow: none !important;
        border: none !important;
    }
}