/**
 * Suunta.ai Console - Base CSS
 * ============================
 * Reset, layout foundations, and typography
 */

/* ==========================================
   RESET & BOX-SIZING
   ========================================== */

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

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

html, body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-family: var(--font-family);
    line-height: var(--line-height-normal);
}

/* ==========================================
   APP LAYOUT
   ========================================== */

.console-app {
    min-height: 100vh;
    width: 100%;
    background: var(--color-bg-primary);
}

.console-main {
    margin-left: 260px;
    padding-top: 72px;
    min-height: 100vh;
    background: var(--color-bg-primary);
    transition: margin-left var(--transition-base);
}

/* Low Credit Warning Banner */
.credit-warning-banner {
    margin-left: 260px;
    padding: var(--space-2) var(--space-4);
    background: var(--brand-blue-600);
    border-bottom: 1px solid var(--gold-500);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    transition: margin-left var(--transition-base);
}

.credit-warning-banner__content {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--gold-500);
}

.credit-warning-banner__content i {
    font-size: var(--text-base);
}

.credit-warning-banner__cta {
    padding: var(--space-1) var(--space-3);
    background: var(--emerald-500);
    color: var(--brand-blue-700);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.15s ease;
}

.credit-warning-banner__cta:hover {
    background: var(--emerald-600);
}

.credit-warning-banner__close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: var(--space-1);
    font-size: var(--text-sm);
}

.credit-warning-banner__close:hover {
    color: var(--text-secondary);
}

/* Sidebar collapsed state (desktop only) */
@media (min-width: 1025px) {
    html.sidebar-collapsed .console-main {
        margin-left: var(--sidebar-width-collapsed);
    }
}

/* Page content max-width when sidebar visible (desktop only) */
@media (min-width: 1025px) {
    html:not(.sidebar-collapsed) .okrs-page,
    html:not(.sidebar-collapsed) .kpis-page,
    html:not(.sidebar-collapsed) .projects-page,
    html:not(.sidebar-collapsed) .team-page,
    html:not(.sidebar-collapsed) .settings-page,
    html:not(.sidebar-collapsed) .sources-page,
    html:not(.sidebar-collapsed) .strategy-page,
    html:not(.sidebar-collapsed) .tasks-page {
        max-width: 1000px;
    }
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-tight);
}

h1 {
    font-size: var(--font-size-2xl);
    letter-spacing: var(--letter-spacing-tight);
}

h2 {
    font-size: var(--font-size-xl);
    letter-spacing: var(--letter-spacing-tight);
}

h3 {
    font-size: var(--font-size-lg);
}

h4 {
    font-size: var(--font-size-base);
}

p {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover:not(.btn-primary):not(.btn-secondary):not(.document-card-cta):not([class*="btn"]):not(.admin-nav-link):not(.admin-row-action):not(.admin-sidebar-link):not(.admin-back-link):not(.sidebar-nav-item):not(.page-tab) {
    color: var(--color-accent-hover);
}

strong {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

/* ==========================================
   LISTS
   ========================================== */

ul, ol {
    list-style: none;
}

/* ==========================================
   IMAGES
   ========================================== */

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

/* ==========================================
   UTILITIES
   ========================================== */

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

.text-secondary {
    color: var(--color-text-secondary);
}

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

.text-accent {
    color: var(--color-accent);
}

.text-success {
    color: var(--color-success);
}

.text-warning {
    color: var(--color-warning);
}

.text-error {
    color: var(--color-error);
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-xs {
    font-size: var(--font-size-xs);
}

.font-medium {
    font-weight: var(--font-weight-medium);
}

.font-semibold {
    font-weight: var(--font-weight-semibold);
}

.font-bold {
    font-weight: var(--font-weight-bold);
}

/* ==========================================
   SPACING UTILITIES
   ========================================== */

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }

/* ==========================================
   EMPTY STATES
   ========================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-6);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--color-text-secondary);
}

.empty-state-icon {
    font-size: 1.5rem;
    color: var(--color-text-muted);
}

.empty-state-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.empty-state-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* ==========================================
   FLEX UTILITIES
   ========================================== */

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.flex-1 {
    flex: 1;
}

.flex-shrink-0 {
    flex-shrink: 0;
}

/* ==========================================
   GRID UTILITIES
   ========================================== */

.grid {
    display: grid;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-8px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.animate-fade-in {
    animation: fadeIn 0.2s ease-out;
}

.animate-slide-in {
    animation: slideIn 0.2s ease-out;
}

.animate-scale-in {
    animation: scaleIn 0.2s ease-out;
}

/* ==========================================
   SCROLLBAR
   ========================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    /* Changed: rgba(255,255,255,0.1) -> var(--overlay-white-10) for light theme support */
    background: var(--overlay-white-10);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    /* Changed: rgba(255,255,255,0.2) -> var(--overlay-white-20) for light theme support */
    background: var(--overlay-white-20);
}

/* ==========================================
   SELECTION
   ========================================== */

::selection {
    /* Changed: rgba(50,213,131,0.3) -> var(--emerald-alpha-30) for consistent theming */
    background: var(--emerald-alpha-30);
    color: var(--color-text-primary);
}

/* ==========================================
   RESPONSIVE - MOBILE
   ========================================== */

@media (max-width: 1024px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 1025px) {
    .hide-desktop {
        display: none !important;
    }
}

/* ==========================================
   VISUALLY HIDDEN (a11y)
   Element stays in DOM and focusable, hidden from view
   ========================================== */

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}