/* ==========================================================================
   base.css — Design Tokens, Typography, Scrollbar, Utility Classes
   ========================================================================== */

/* Design Tokens & Theme Setup */
:root {
    --bg-app: #080b11;
    --bg-sidebar: #0f131c;
    --card-bg: rgba(21, 28, 44, 0.6);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-hover-border: rgba(139, 92, 246, 0.4);

    /* Harmonious Palette */
    --color-primary: #8b5cf6;       /* Electric Violet */
    --color-primary-hover: #a78bfa;
    --color-success: #10b981;       /* Emerald Green */
    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-danger: #f43f5e;        /* Sunset Coral */
    --color-danger-bg: rgba(244, 63, 94, 0.1);
    --color-warning: #f59e0b;       /* Amber Gold */
    --color-warning-bg: rgba(245, 158, 11, 0.1);

    /* Neutral Shades */
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dimmed: #6b7280;
    --border-divider: rgba(255, 255, 255, 0.06);
    --input-bg: rgba(15, 22, 36, 0.85);

    /* Layout Variables */
    --sidebar-width: 260px;
    --header-height: 90px;
    --mobile-topbar-height: 56px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Motion */
    --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);

    /* Fluid Spacing Scale (organic, scales with viewport) */
    --space-xs: clamp(4px, 0.5vw, 6px);
    --space-sm: clamp(8px, 1vw, 12px);
    --space-md: clamp(12px, 1.5vw, 20px);
    --space-lg: clamp(16px, 2vw, 28px);
    --space-xl: clamp(24px, 3vw, 40px);
    --space-2xl: clamp(32px, 4vw, 56px);
    --space-3xl: clamp(48px, 6vw, 80px);

    /* Fluid Typography Scale — rem-based so browser font-size preference is respected */
    --text-xs: clamp(0.625rem, 0.6rem + 0.15vw, 0.6875rem);
    --text-sm: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
    --text-base: clamp(0.875rem, 0.84rem + 0.18vw, 0.9375rem);
    --text-lg: clamp(1rem, 0.94rem + 0.28vw, 1.125rem);
    --text-xl: clamp(1.25rem, 1.14rem + 0.55vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.32rem + 0.9vw, 2rem);
    --text-3xl: clamp(2rem, 1.64rem + 1.8vw, 3rem);

    /* Container widths */
    --container-max: 1400px;
    --container-narrow: 1000px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 24px rgba(139, 92, 246, 0.15);
}

/* Fluid container utility */
.container-fluid {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-narrow {
    width: 100%;
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Organic grid - fluid columns that adapt naturally */
.grid-organic {
    display: grid;
    gap: var(--space-lg);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}

.grid-organic-2 {
    display: grid;
    gap: var(--space-lg);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
}

.grid-organic-3 {
    display: grid;
    gap: var(--space-lg);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

/* Fluid gap utilities */
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* Base Document Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-app);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
}

/* Utilities Class rules */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-emerald { color: var(--color-success) !important; }
.text-coral { color: var(--color-danger) !important; }
.text-purple { color: var(--color-primary) !important; }
.text-amber { color: var(--color-warning) !important; }
.font-bold { font-weight: 700; }
.border-t { border-top: 1px solid var(--border-divider); }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.pt-2 { padding-top: 8px; }
.py-4 { padding-top: 16px; padding-bottom: 16px; }
.w-full { width: 100%; }
.px-6 { padding-left: 24px; padding-right: 24px; }

/* .grid-2-col and .grid-4-col are defined in components.css with responsive behavior */

/* Notification List items */
.notification-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background-color: rgba(255,255,255,0.02);
    border-radius: 6px;
    border-left: 3px solid var(--color-warning);
    font-size: 12px;
}

.notification-item.urgent {
    border-left-color: var(--color-danger);
    background-color: var(--color-danger-bg);
}

.notification-item.success {
    border-left-color: var(--color-success);
    background-color: var(--color-success-bg);
}

.notification-text {
    flex-grow: 1;
}

.notification-date {
    color: var(--text-dimmed);
    font-size: 10px;
}

/* Stats styling */
.stats-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.stat-val {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
}

/* Readiness Meter widget */
.readiness-meter-container {
    margin-top: 8px;
    margin-bottom: 12px;
}

.readiness-progress-bar {
    height: 10px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 5px;
    overflow: hidden;
}

.readiness-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-success));
    transition: width 0.5s ease-out;
}

.readiness-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
}

.readiness-status {
    font-size: 13px;
    color: var(--text-muted);
}

/* Tag badges (property type, vehicle type, etc.) */
.tag-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    background: rgba(139, 92, 246, 0.12);
    color: var(--color-primary-hover);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

/* Badge types in unified holdings table */
.badge-type {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 4px;
    background: rgba(139,92,246,0.18);
    color: #c4b5fd;
    white-space: nowrap;
}
.badge-type.badge-cd {
    background: rgba(245,158,11,0.18);
    color: #fcd34d;
}

/* Info Tooltips */
.info-tip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: rgba(139,92,246,0.25);
    color: #a78bfa;
    font-size: 9px;
    font-weight: 700;
    cursor: help;
    position: relative;
    vertical-align: middle;
    margin-left: 4px;
    border: 1px solid rgba(139,92,246,0.4);
    text-decoration: none;
}
.info-tip::after {
    content: attr(data-tip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(8, 11, 17, 0.97);
    border: 1px solid rgba(139,92,246,0.35);
    color: #d1d5db;
    font-size: 11px;
    font-weight: 400;
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
    padding: 8px 12px;
    border-radius: 8px;
    width: 260px;
    text-align: left;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    z-index: 200;
    white-space: normal;
    box-shadow: 0 4px 20px rgba(0,0,0,0.6);
}
.info-tip:hover::after {
    opacity: 1;
}

/* Milestones Grid wrapper */
.milestones-grid {
    display: grid;
    gap: var(--space-lg);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

/* Responsive Overrides */
@media (max-width: 1024px) {
    .grid-4-col {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .grid-4-col .span-4 {
        grid-column: span 1;
        text-align: left;
    }
    .milestones-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    body {
        overflow: auto;
    }
    .milestones-grid {
        grid-template-columns: 1fr;
    }
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Milestone Preset Selector — sits inline with the card title (top-right),
   not stretched across the card, so it lives in .milestone-header-actions
   next to the title rather than inside the milestones-grid content area. */
.milestone-preset-selector {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
}
.milestone-preset-select {
    background: var(--input-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-main);
    font-size: var(--text-sm);
    padding: 6px 10px;
    min-width: 180px;
    cursor: pointer;
}
.milestone-preset-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

/* Milestone Cards */
.milestone-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 14px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    transition: var(--transition-smooth);
}
.milestone-card.achieved {
    border-color: var(--color-success);
    background: var(--color-success-bg);
}
.milestone-card.depletion-warning {
    border-color: var(--color-danger);
    background: var(--color-danger-bg);
}
.milestone-title {
    font-size: var(--text-sm);
    color: var(--text-muted);
    font-weight: 500;
}
.milestone-val {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
}
.milestone-status {
    font-size: var(--text-xs);
    color: var(--text-dimmed);
}
.milestone-status strong {
    color: var(--text-main);
}

@media (max-width: 480px) {
    .nav-icon {
        display: none;
    }
    .nav-btn {
        font-size: 10px;
        padding: 6px 8px;
    }
    .results-grid {
        grid-template-columns: 1fr;
    }
    .metric-value {
        font-size: 18px;
    }
}

/* Diversification Suggestions - Top Bar & Tiles */
.divs-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: linear-gradient(90deg, rgba(139, 92, 246, 0.15), rgba(16, 185, 129, 0.1));
    border: 1px solid rgba(139, 92, 246, 0.25);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-md);
}
.divs-bar-title {
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--color-primary);
}
.divs-clear-dismissed {
    background: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-muted);
    font-size: var(--text-xs);
    padding: 4px 10px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}
.divs-clear-dismissed:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}
.divs-tiles {
    display: grid;
    gap: var(--space-sm);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}
.divs-tile {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    transition: var(--transition-smooth);
    position: relative;
}
.divs-tile:hover {
    border-color: var(--card-hover-border);
}
.divs-tile-warning {
    border-left: 4px solid var(--color-warning);
}
.divs-tile-header {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.divs-tile-icon {
    font-size: var(--text-lg);
    flex-shrink: 0;
    margin-top: 2px;
}
.divs-tile-title {
    flex: 1;
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--text-main);
}
.divs-tile-dismiss {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 50%;
    color: var(--text-dimmed);
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition-fast);
}
.divs-tile-dismiss:hover {
    background: var(--color-danger-bg);
    border-color: var(--color-danger);
    color: var(--color-danger);
}
.divs-tile-message {
    font-size: var(--text-sm);
    color: var(--text-muted);
    line-height: 1.5;
}
.divs-tile-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 4px;
}
.divs-tile-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--text-xs);
    color: var(--color-primary);
    text-decoration: none;
    padding: 4px 8px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}
.divs-tile-link:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}
.divs-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-lg);
    background: var(--card-bg);
    border: 1px dashed var(--card-border);
    border-radius: var(--border-radius);
    text-align: center;
}
.divs-empty > div:first-of-type {
    font-size: var(--text-base);
    color: var(--text-main);
}

/* Reduced-motion: disable transitions and animations for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    :root {
        --transition-smooth: none;
        --transition-spring: none;
        --transition-fast: none;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}