/* ============================================================
   OAA FIELD PORTAL — MOBILE-FIRST GLASS UI
   ============================================================ */

:root {
    --p-bg: #0a0a0f;
    --p-bg2: #111118;
    --p-text: #ffffff;
    --p-text2: rgba(255,255,255,0.7);
    --p-text3: rgba(255,255,255,0.4);
    --p-primary: #4F9CF9;
    --p-primary-hover: #3d8ae8;
    --p-success: #2ED573;
    --p-warning: #FFA502;
    --p-danger: #FF4757;
    --p-glass: rgba(255,255,255,0.05);
    --p-glass-border: rgba(255,255,255,0.08);
    --p-radius: 16px;
    --p-radius-sm: 10px;
    --p-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --p-safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html, body {
    font-family: var(--p-font);
    background: var(--p-bg);
    color: var(--p-text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    overscroll-behavior: none;
}

/* === LOGIN === */
.portal-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.portal-login-card {
    width: 100%;
    max-width: 400px;
    text-align: center;
}
.portal-login-card h1 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.portal-logo {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}
.portal-logo span { color: var(--p-primary); }

.portal-logo-sm {
    width: 36px; height: 36px;
    background: var(--p-primary);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.7rem; color: #fff;
}

.portal-subtitle {
    color: var(--p-text2);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

/* === CARDS === */
.portal-card {
    background: var(--p-glass);
    border: 1px solid var(--p-glass-border);
    border-radius: var(--p-radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

/* === FORM FIELDS === */
.portal-field {
    margin-bottom: 1rem;
    text-align: left;
}
.portal-field label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--p-text2);
    margin-bottom: 0.35rem;
}
.portal-field input,
.portal-select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--p-glass-border);
    border-radius: var(--p-radius-sm);
    color: var(--p-text);
    font-family: var(--p-font);
    font-size: 1rem;
}
.portal-field input:focus,
.portal-select:focus {
    outline: none;
    border-color: var(--p-primary);
    box-shadow: 0 0 0 3px rgba(79,156,249,0.15);
}

/* === BUTTONS === */
.portal-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    border-radius: var(--p-radius-sm);
    font-family: var(--p-font);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
    color: #fff;
}
.portal-btn-primary { background: var(--p-primary); }
.portal-btn-primary:hover { background: var(--p-primary-hover); }
.portal-btn-danger { background: var(--p-danger); }
.portal-btn-secondary { background: var(--p-glass); border: 1px solid var(--p-glass-border); color: var(--p-text); }
.portal-btn-full { width: 100%; }
.portal-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.portal-btn-icon {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 10px; background: var(--p-glass); border: 1px solid var(--p-glass-border);
    color: var(--p-text2); text-decoration: none; font-size: 1.2rem;
}

/* === APP LAYOUT === */
.portal-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.portal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--p-bg2);
    border-bottom: 1px solid var(--p-glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.portal-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.portal-greeting { font-weight: 700; font-size: 1rem; }
.portal-role {
    font-size: 0.75rem;
    color: var(--p-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.portal-main {
    flex: 1;
    padding: 1.25rem;
    padding-bottom: calc(80px + var(--p-safe-bottom));
}

/* === BOTTOM NAV === */
.portal-bottom-nav {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    display: flex;
    background: var(--p-bg2);
    border-top: 1px solid var(--p-glass-border);
    padding-bottom: var(--p-safe-bottom);
    z-index: 100;
}
.portal-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    padding: 0.65rem 0;
    color: var(--p-text3);
    text-decoration: none;
    font-size: 0.65rem;
    font-weight: 600;
    transition: color 0.15s;
}
.portal-nav-item span { font-size: 1.25rem; }
.portal-nav-item.active,
.portal-nav-item:hover { color: var(--p-primary); }

/* === GRID === */
.portal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

/* === ACTION CARDS === */
.portal-action-card {
    text-align: center;
    padding: 1.25rem 0.75rem;
    text-decoration: none;
    color: var(--p-text);
    transition: all 0.2s;
    position: relative;
}
.portal-action-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-2px);
}
.portal-action-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}
.portal-action-card span:last-child {
    font-size: 0.8rem;
    font-weight: 600;
}

/* === BADGE === */
.portal-badge {
    position: absolute;
    top: 8px; right: 8px;
    background: var(--p-primary);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* === CLOCK === */
.portal-clock-card h2 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.portal-timer {
    text-align: center;
    margin: 1rem 0;
}
.portal-timer-label {
    display: block;
    font-size: 0.75rem;
    color: var(--p-text3);
    margin-top: 0.25rem;
}
#timer-display {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--p-primary);
    font-variant-numeric: tabular-nums;
}

.portal-gps-status {
    text-align: center;
    font-size: 0.7rem;
    color: var(--p-text3);
    margin-top: 0.75rem;
}

/* === STATS === */
.portal-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.portal-stat {
    background: var(--p-glass);
    border: 1px solid var(--p-glass-border);
    border-radius: var(--p-radius-sm);
    padding: 0.75rem 0.5rem;
    text-align: center;
}
.portal-stat-val {
    display: block;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--p-primary);
}
.portal-stat-label {
    font-size: 0.6rem;
    color: var(--p-text3);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* === MESSAGES === */
.portal-loading {
    text-align: center;
    padding: 2rem;
    color: var(--p-text3);
}
.portal-error {
    background: rgba(255,71,87,0.1);
    border: 1px solid rgba(255,71,87,0.3);
    border-radius: var(--p-radius-sm);
    padding: 0.75rem 1rem;
    color: var(--p-danger);
    font-size: 0.85rem;
    margin-top: 0.75rem;
}
.portal-success {
    text-align: center;
    padding: 2rem 1rem;
}
.portal-success-icon {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: rgba(46,213,115,0.15);
    color: var(--p-success);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; margin: 0 auto 1rem;
}

/* === LIST ITEMS === */
.portal-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.portal-list-item:last-child { border-bottom: none; }

.portal-status {
    display: inline-flex;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
}
.portal-status-active { background: rgba(46,213,115,0.15); color: var(--p-success); }
.portal-status-warning { background: rgba(255,165,2,0.15); color: var(--p-warning); }
.portal-status-danger { background: rgba(255,71,87,0.15); color: var(--p-danger); }
.portal-status-info { background: rgba(79,156,249,0.15); color: var(--p-primary); }

/* === SIGNATURE PAD === */
.portal-sig-container {
    background: #fff;
    border-radius: var(--p-radius-sm);
    margin: 1rem 0;
    position: relative;
}
.portal-sig-container canvas {
    width: 100%;
    height: 200px;
    display: block;
    border-radius: var(--p-radius-sm);
    touch-action: none;
}
.portal-sig-clear {
    position: absolute;
    top: 8px; right: 8px;
    background: rgba(0,0,0,0.5);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.3rem 0.6rem;
    font-size: 0.7rem;
    cursor: pointer;
}

/* === RESPONSIVE === */
@media (min-width: 768px) {
    .portal-container { padding: 2rem; }
    .portal-main { max-width: 600px; margin: 0 auto; }
    .portal-grid { grid-template-columns: repeat(3, 1fr); }
    .portal-stats { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 360px) {
    .portal-stats { grid-template-columns: repeat(2, 1fr); }
}

/* === MODAL === */
.portal-modal-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.8); backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center; z-index: 1000; padding: 1rem;
}
.portal-modal {
    background: var(--p-bg2); border: 1px solid var(--p-glass-border); border-radius: var(--p-radius);
    width: 100%; max-width: 500px; max-height: 90vh; overflow-y: auto; padding: 1.5rem;
}
.portal-modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.portal-modal-header h2 { font-size: 1.1rem; font-weight: 700; }
.portal-modal-close { background: none; border: none; color: var(--p-text3); font-size: 1.5rem; cursor: pointer; }

/* Small buttons */
.portal-btn-sm { padding: 0.3rem 0.6rem; font-size: 0.7rem; border-radius: 6px; border: none; cursor: pointer; color: #fff; }