/* =========================================================================
   SMSPro Premium Design System
   Modern SaaS Aesthetics, Glassmorphism, and Fluid Micro-animations
========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #e0e7ff;

    --secondary: #8b5cf6;
    --secondary-hover: #7c3aed;
    --secondary-light: #ede9fe;

    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;

    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --bg-floating: rgba(255, 255, 255, 0.85);

    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;

    --border-light: #e2e8f0;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 9999px;

    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Typography & Global Reset ─────────────────────────────── */
body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-main);
}

a {
    transition: var(--transition);
}

/* ── Cards (Premium SaaS Style) ────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-light);
    padding: 1.25rem 1.5rem;
}

.card-footer {
    background: transparent;
    border-top: 1px solid var(--border-light);
    padding: 1rem 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

/* ── Specific Data Cards (Dashboard Stats) ─────────────────── */
.stat-card {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, rgba(139, 92, 246, 0.03) 100%);
    z-index: -1;
}

.stat-icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.stat-card:hover .stat-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
    font-weight: 600;
    border-radius: var(--radius-sm);
    padding: 0.6rem 1.2rem;
    transition: var(--transition);
    letter-spacing: 0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-hover));
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.3);
    transform: translateY(-1px);
    color: white;
}

.btn-outline-primary {
    color: var(--primary);
    border: 2px solid var(--primary-light);
    background: transparent;
}

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

/* ── Forms & Inputs ────────────────────────────────────────── */
.form-control,
.form-select {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: 0.65rem 1rem;
    color: var(--text-main);
    background-color: var(--bg-main);
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    background-color: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
}

.input-group-text {
    background-color: var(--bg-main);
    border-color: var(--border-light);
    color: var(--text-muted);
    font-weight: 500;
}

/* Floating labels variant support */
.form-floating>label {
    color: var(--text-muted);
}

/* ── Tables (Datatables) ───────────────────────────────────── */
.table {
    margin-bottom: 0;
    color: var(--text-main);
}

.table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border-light) !important;
    padding: 1rem 1.25rem;
    background: var(--bg-main) !important;
}

.table td {
    padding: 1rem 1.25rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.95rem;
}

.table-hover tbody tr {
    transition: var(--transition);
}

.table-hover tbody tr:hover {
    background-color: var(--bg-main) !important;
}

/* ── Badges ────────────────────────────────────────────────── */
.badge {
    padding: 0.4em 0.8em;
    border-radius: var(--radius-pill);
    font-weight: 600;
    letter-spacing: 0.02em;
}

.bg-success {
    background-color: #d1fae5 !important;
    color: #059669 !important;
}

.bg-danger {
    background-color: #fee2e2 !important;
    color: #dc2626 !important;
}

.bg-warning {
    background-color: #fef3c7 !important;
    color: #d97706 !important;
}

.bg-primary {
    background-color: var(--primary-light) !important;
    color: var(--primary-hover) !important;
}

.bg-secondary {
    background-color: #f1f5f9 !important;
    color: #475569 !important;
}

/* ── Navbar (Glassmorphism Topbar) ─────────────────────────── */
.navbar-premium {
    background: var(--bg-floating) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    padding: 0.8rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.navbar-premium .navbar-brand {
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.03em;
    color: var(--text-main) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-premium .navbar-brand span {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.navbar-premium .nav-link {
    color: var(--text-muted) !important;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    margin: 0 0.1rem;
    transition: var(--transition);
}

.navbar-premium .nav-link:hover {
    color: var(--primary) !important;
    background: var(--primary-light);
}

.navbar-premium .nav-link.active {
    color: var(--primary) !important;
    background: var(--primary-light);
}

.navbar-premium .user-badge {
    background: var(--bg-main);
    border: 1px solid var(--border-light);
    color: var(--text-main);
    border-radius: var(--radius-pill);
    padding: 0.4rem 1rem;
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.02);
}

.navbar-premium .user-badge span {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
}

.navbar-premium .btn-logout {
    background: #fee2e2;
    color: #dc2626;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.4rem 1rem;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.navbar-premium .btn-logout:hover {
    background: #fca5a5;
    color: #991b1b;
}

/* ── Content Wrapper ───────────────────────────────────────── */
.page-content {
    padding: 2rem 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* ── Modals ────────────────────────────────────────────────── */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.modal-header {
    background: var(--bg-main);
    border-bottom: 1px solid var(--border-light);
    padding: 1.25rem 1.5rem;
}

.modal-title {
    font-weight: 700;
    color: var(--text-main);
}

.modal-footer {
    background: var(--bg-main);
    border-top: 1px solid var(--border-light);
    padding: 1.25rem 1.5rem;
}

/* ── Alerts & Flash Messages ───────────────────────────────── */
.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    font-weight: 500;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
}

.alert-danger {
    background: #fee2e2;
    color: #991b1b;
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
}

.alert-info {
    background: #e0f2fe;
    color: #075985;
}

/* ── Auth Pages (Login/Register) ───────────────────────────── */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    background: var(--bg-main);
}

.auth-sidebar {
    flex: 1;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem;
    position: relative;
    overflow: hidden;
}

.auth-sidebar::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    animation: drift 20s linear infinite;
}

.auth-form-area {
    width: 100%;
    max-width: 500px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem;
    background: white;
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.05);
    z-index: 10;
}

@keyframes drift {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@media (max-width: 768px) {
    .auth-wrapper {
        flex-direction: column;
    }

    .auth-sidebar {
        display: none;
    }

    .auth-form-area {
        max-width: 100%;
        padding: 2rem;
        box-shadow: none;
    }

    .page-content {
        padding: 1rem;
    }
}