/* ============================================================
   iThrive Centre — Application Styles
   ============================================================ */

/* --- Brand Tokens ------------------------------------------ */
:root {
    --color-primary:      #3D9B8C;
    --color-primary-dark: #2d7a6d;
    --color-secondary:    #1B3A52;
    --color-accent:       #F47B4B;
    --color-bg:           #F4F6F8;
    --color-sidebar-bg:   #1B3A52;
    --color-sidebar-text: rgba(255,255,255,0.82);
    --color-sidebar-active: #3D9B8C;
    --color-text:         #2C3E50;
    --color-text-muted:   #6c757d;
    --color-border:       #E2E8EE;
    --color-card-bg:      #FFFFFF;
    --sidebar-width:      240px;
    --topbar-height:      56px;
    --font-main:          'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* --- Base -------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-main);
    font-size: 0.925rem;
    color: var(--color-text);
    background: var(--color-bg);
    margin: 0;
}

/* --- App Shell --------------------------------------------- */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* --- Sidebar ----------------------------------------------- */
.app-sidebar {
    width: var(--sidebar-width);
    background: var(--color-sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: transform 0.25s ease;
}

.sidebar-brand {
    padding: 20px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-brand-name {
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.5px;
}

.sidebar-brand-sub {
    display: block;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.45);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 1px;
}

.sidebar-nav {
    list-style: none;
    padding: 12px 0;
    margin: 0;
    flex: 1;
}

.nav-item {
    margin: 1px 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 7px;
    color: var(--color-sidebar-text);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 0.15s, color 0.15s;
}

.nav-link:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}

.nav-link.active {
    background: var(--color-sidebar-active);
    color: #fff;
    font-weight: 500;
}

.nav-link i {
    font-size: 1rem;
    opacity: 0.85;
    width: 18px;
    text-align: center;
}

.nav-link.active i { opacity: 1; }

.nav-divider {
    border-top: 1px solid rgba(255,255,255,0.08);
    margin: 10px 12px;
}

.nav-section-label {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255,255,255,0.35);
    padding: 4px 20px 6px;
}

/* Sidebar user info */
.sidebar-user {
    padding: 14px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.45);
    margin-top: 1px;
    margin-bottom: 8px;
}

.sidebar-logout {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.15s;
}

.sidebar-logout:hover { color: #fff; }

/* --- Main area ---------------------------------------------- */
.app-main {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Top bar ----------------------------------------------- */
.app-topbar {
    height: var(--topbar-height);
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 500;
    gap: 12px;
}

.topbar-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text);
    flex: 1;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-icon {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 1.1rem;
    transition: background 0.15s, color 0.15s;
}

.topbar-icon:hover {
    background: var(--color-bg);
    color: var(--color-primary);
}

.sidebar-toggle {
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--color-text-muted);
    padding: 0;
    cursor: pointer;
}

/* --- Content area ------------------------------------------ */
.app-content {
    flex: 1;
    padding: 28px 28px 40px;
}

/* --- Cards ------------------------------------------------- */
.card {
    border: 1px solid var(--color-border);
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.card-header {
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 20px;
    border-radius: 10px 10px 0 0 !important;
}

.card-body {
    padding: 20px;
}

/* Stat cards for dashboard */
.stat-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 20px;
}

.stat-card .stat-value {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.1;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* --- Tables ------------------------------------------------ */
.table {
    font-size: 0.875rem;
}

.table th {
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
    border-bottom: 2px solid var(--color-border) !important;
    white-space: nowrap;
}

.table td {
    vertical-align: middle;
    border-color: var(--color-border);
}

.table-hover tbody tr:hover {
    background: rgba(61,155,140,0.04);
}

/* --- Buttons ----------------------------------------------- */
.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-outline-primary {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-primary:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* --- Forms ------------------------------------------------- */
.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(61,155,140,0.2);
}

.form-label {
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 5px;
}

/* --- Alerts ------------------------------------------------ */
.alert { font-size: 0.875rem; }

/* --- Badges ------------------------------------------------ */
.badge { font-weight: 500; font-size: 0.75rem; }

/* --- Page welcome ------------------------------------------ */
.page-welcome {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 18px 22px;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
    background: linear-gradient(135deg, #1B3A52 0%, #2d5872 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrapper {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: #fff;
    border-radius: 14px;
    padding: 36px 32px 28px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

.login-brand {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.5px;
    line-height: 1;
}

.login-subtitle {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.btn-login {
    font-weight: 600;
    letter-spacing: 0.3px;
    padding: 10px;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.4);
}

/* ============================================================
   RESPONSIVE — Mobile sidebar
   ============================================================ */
@media (max-width: 991.98px) {
    .app-sidebar {
        transform: translateX(-100%);
    }

    .app-sidebar.is-open {
        transform: translateX(0);
    }

    .app-main {
        margin-left: 0;
    }

    .app-content {
        padding: 16px 16px 32px;
    }
}

/* --- Nav Tabs ---------------------------------------------- */
.nav-tabs .nav-link {
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 500;
    border-color: transparent;
    padding: 8px 16px;
}
.nav-tabs .nav-link:hover {
    color: var(--color-primary);
    border-color: transparent;
    background: rgba(61,155,140,0.06);
}
.nav-tabs .nav-link.active {
    color: var(--color-primary);
    font-weight: 600;
    border-color: #dee2e6 #dee2e6 #fff;
    border-bottom: 2px solid var(--color-primary);
}