/* ==========================================================================
   SquidlyPOS - Global Stylesheet (style.css)
   Mobile First, Clean, Fast, Responsive Touch & Desktop POS Design
   ========================================================================== */

:root {
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --bg-input: #0f172a;
    
    --primary: #f97316;        /* Flame Orange */
    --primary-hover: #ea580c;
    --primary-light: rgba(249, 115, 22, 0.15);
    
    --success: #10b981;        /* Available / Paid */
    --success-hover: #059669;
    --danger: #ef4444;         /* Occupied / Error */
    --danger-hover: #dc2626;
    --warning: #f59e0b;        /* Bill Requested */
    --warning-hover: #d97706;
    --info: #3b82f6;           /* Info / Manager */
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --border-color: #334155;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-main);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Header & Mobile Hamburger Navigation */
.navbar {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 0.6rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

@media (max-width: 640px) {
    .navbar {
        padding: 0.5rem 0.75rem;
    }
    .navbar .nav-btn-label {
        display: none;
    }
    .navbar .nav-btn-compact {
        padding: 0.4rem 0.65rem !important;
        font-size: 0.95rem !important;
        line-height: 1 !important;
        gap: 0 !important;
    }
}

.hamburger-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 1.25rem;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

.hamburger-btn:hover {
    background-color: var(--bg-card-hover);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
}

.nav-brand span.tag {
    background-color: var(--primary-light);
    color: var(--primary);
    font-size: 0.7rem;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-weight: 700;
}

/* Slide-out Off-Canvas Drawer */
.nav-drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(3px);
    z-index: 1000;
    display: none;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.nav-drawer-backdrop.open {
    display: block;
    opacity: 1;
}

.nav-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    z-index: 1001;
    transform: translateX(-100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    box-shadow: var(--shadow-lg);
}

.nav-drawer.open {
    transform: translateX(0);
}

.nav-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1rem;
}

.nav-drawer-user {
    background: var(--bg-main);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 1.25rem;
}

.nav-drawer-links {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex: 1;
}

.drawer-link {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: all 0.2s ease;
}

.drawer-link:hover, .drawer-link.active {
    background-color: var(--bg-card-hover);
    color: var(--text-main);
}

.drawer-link.active {
    color: var(--primary);
    border-left: 3px solid var(--primary);
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--bg-main);
    padding: 0.4rem 0.8rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    font-size: 0.85rem;
}

@media (max-width: 640px) {
    .mobile-hide { display: none !important; }
}

.user-role-badge {
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.role-admin { background: #7c3aed; color: #fff; }
.role-manager { background: var(--info); color: #fff; }
.role-server { background: var(--success); color: #fff; }
.role-cashier { background: var(--warning); color: #000; }
.role-server_cashier { background: var(--primary); color: #fff; }

/* Main Container */
.main-container {
    flex: 1;
    padding: 1rem 1.25rem;
    max-width: 1440px;
    margin: 0 auto;
    width: 100%;
}

/* Common UI Components */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    user-select: none;
}

.btn-primary { background-color: var(--primary); color: #fff; }
.btn-primary:hover { background-color: var(--primary-hover); }

.btn-success { background-color: var(--success); color: #fff; }
.btn-success:hover { background-color: var(--success-hover); }

.btn-danger { background-color: var(--danger); color: #fff; }
.btn-danger:hover { background-color: var(--danger-hover); }

.btn-warning { background-color: var(--warning); color: #000; }
.btn-warning:hover { background-color: var(--warning-hover); }

.btn-secondary { background-color: var(--bg-card-hover); color: var(--text-main); }
.btn-secondary:hover { background-color: #475569; }

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}
.btn-outline:hover {
    background-color: var(--bg-card-hover);
}

.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.85rem; }
.btn-lg { padding: 0.85rem 1.5rem; font-size: 1.1rem; }

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.9rem;
    font-size: 0.95rem;
    color: var(--text-main);
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    outline: none;
    transition: border-color 0.2s;
}

.form-control:focus {
    border-color: var(--primary);
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

.table th {
    background-color: rgba(15, 23, 42, 0.6);
    color: var(--text-muted);
    font-weight: 600;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

.table tr:hover td {
    background-color: rgba(51, 65, 85, 0.4);
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-backdrop.show {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    width: 92%;
    max-width: 550px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalPop 0.2s ease-out;
}

@keyframes modalPop {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Toast Notifications */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 280px;
    animation: toastSlide 0.3s ease-out;
}

@keyframes toastSlide {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.toast.toast-success { border-left: 4px solid var(--success); }
.toast.toast-error { border-left: 4px solid var(--danger); }
.toast.toast-warning { border-left: 4px solid var(--warning); }
.toast.toast-info { border-left: 4px solid var(--info); }