/* ============================================================
   ChatSpy — Premium Global Styles
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Global dropdown styling for dark theme */
select option {
    background: var(--bg-secondary, #1a1f2e);
    color: var(--text-primary, #e9edef);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-hover);
}

img {
    max-width: 100%;
    display: block;
}

button {
    cursor: pointer;
    font-family: inherit;
}

input,
textarea,
select {
    font-family: inherit;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* --- Utility Classes --- */
.container {
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    transition: all var(--transition-base);
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--text-inverse);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-surface);
    border-color: var(--border-hover);
}

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

.btn-danger:hover {
    background: #dc2626;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px 12px;
}

.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: var(--text-xs);
}

.btn-lg {
    padding: 14px 28px;
    font-size: var(--text-base);
}

.btn:disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* --- Cards --- */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
}

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

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

/* --- Inputs --- */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--text-base);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.form-input::placeholder {
    color: var(--text-muted);
}

/* --- Tags / Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-danger);
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-info);
}

.badge-primary {
    background: var(--color-primary-subtle);
    color: var(--color-primary);
}

/* --- Animations --- */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.animate-fadeIn {
    animation: fadeIn 0.4s ease forwards;
}

.animate-slideUp {
    animation: slideInUp 0.4s ease forwards;
}

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

.app-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: var(--space-xl);
    min-height: 100vh;
}

.page-header {
    margin-bottom: var(--space-xl);
}

.page-header h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-xs);
}

.page-header p {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .app-content {
        margin-left: 0;
        padding: var(--space-md);
    }
}

/* --- Micro-animations & Polish --- */

/* Stagger animation for lists */
.animate-stagger>* {
    opacity: 0;
    animation: fadeIn 0.3s ease forwards;
}

.animate-stagger>*:nth-child(1) {
    animation-delay: 0.02s;
}

.animate-stagger>*:nth-child(2) {
    animation-delay: 0.04s;
}

.animate-stagger>*:nth-child(3) {
    animation-delay: 0.06s;
}

.animate-stagger>*:nth-child(4) {
    animation-delay: 0.08s;
}

.animate-stagger>*:nth-child(5) {
    animation-delay: 0.10s;
}

.animate-stagger>*:nth-child(6) {
    animation-delay: 0.12s;
}

.animate-stagger>*:nth-child(7) {
    animation-delay: 0.14s;
}

.animate-stagger>*:nth-child(8) {
    animation-delay: 0.16s;
}

.animate-stagger>*:nth-child(n+9) {
    animation-delay: 0.18s;
}

/* Focus visible ring for accessibility */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Loading skeleton */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-elevated) 37%, var(--bg-tertiary) 63%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

/* Icon button utility */
.btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 150ms ease;
}

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

/* Smooth transitions on interactive elements */
button,
a,
.card,
input,
select,
textarea {
    transition: all 150ms ease;
}

/* Text selection color */
::selection {
    background: var(--color-primary);
    color: var(--text-inverse);
}