/* InvestoBot Nordic Minimalist Design System */
/* "Clarity in Complexity" */

/* ========================================
   Design Tokens
   ======================================== */
:root {
    /* Primary Colors */
    --color-fjord-deep: #0F2C36;
    --color-glacial-blue: #8AC4D0;
    --color-moss-green: #4E8062;

    /* Neutral & Surface Colors */
    --color-snowdrift: #F9FAFB;
    --color-white: #FFFFFF;
    --color-stone-grey: #4B5563;
    --color-mist: #E5E7EB;

    /* Semantic Colors */
    --color-positive: #4E8062;
    --color-negative: #C17C60;

    /* Typography */
    --font-family: 'Manrope', system-ui, -apple-system, sans-serif;

    /* Spacing (8pt grid) */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 64px;

    /* Border Radius */
    --radius-card: 16px;
    --radius-button: 8px;
    --radius-input: 8px;

    /* Shadows */
    --shadow-card: 0px 4px 20px rgba(15, 44, 54, 0.04);
    --shadow-hover: 0px 6px 24px rgba(15, 44, 54, 0.08);
}

/* ========================================
   Pico CSS Overrides - Base
   ======================================== */

/* Background and body */
html {
    background-color: var(--color-snowdrift);
}

body {
    font-family: var(--font-family);
    color: var(--color-stone-grey);
    background-color: var(--color-snowdrift);
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family);
    font-weight: 600;
    color: var(--color-fjord-deep);
    letter-spacing: -0.01em;
}

h1 {
    font-size: 32px;
    margin-bottom: var(--space-md);
}

h2 {
    font-size: 24px;
    margin-bottom: var(--space-sm);
}

h3 {
    font-size: 18px;
}

/* Links */
a {
    color: var(--color-fjord-deep);
    text-decoration: none;
}

a:hover {
    color: var(--color-glacial-blue);
}

/* ========================================
   Navigation
   ======================================== */
header.container nav {
    background: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    margin-bottom: var(--space-lg);
}

header.container nav ul {
    margin: 0;
}

header.container nav ul li strong {
    color: var(--color-fjord-deep);
    font-size: 18px;
    font-weight: 700;
}

header.container nav ul li a.logo {
    padding: 0;
    display: flex;
    align-items: center;
}

header.container nav ul li a.logo:hover {
    background-color: transparent;
}

header.container nav ul li a.logo img {
    display: block;
}

header.container nav ul li a {
    color: var(--color-stone-grey);
    font-weight: 500;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-button);
    transition: all 0.2s ease;
}

header.container nav ul li a:hover {
    color: var(--color-fjord-deep);
    background-color: var(--color-snowdrift);
}

header.container nav ul li a[aria-current="page"] {
    color: var(--color-fjord-deep);
    background-color: rgba(138, 196, 208, 0.2);
    font-weight: 600;
}

/* Strategy selector */
#strategy-selector {
    margin-bottom: 0;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
    min-width: 160px;
    border-radius: var(--radius-button);
    border: 1px solid var(--color-mist);
    background-color: var(--color-white);
    color: var(--color-fjord-deep);
}

#strategy-selector:focus {
    border-color: var(--color-fjord-deep);
    box-shadow: 0 0 0 2px rgba(15, 44, 54, 0.1);
}

/* Hamburger menu button - hidden on desktop */
.menu-toggle {
    display: none;
    background: transparent !important;
    background-color: transparent !important;
    border: none !important;
    padding: 12px !important;
    cursor: pointer;
    margin: 0;
    box-shadow: none !important;
    width: 48px;
    height: 48px;
}

.menu-toggle:hover,
.menu-toggle:focus {
    background: var(--color-snowdrift) !important;
    background-color: var(--color-snowdrift) !important;
    box-shadow: none !important;
}

.hamburger-icon {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-fjord-deep);
    position: relative;
    transition: background 0.2s ease;
    pointer-events: none;
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--color-fjord-deep);
    transition: transform 0.2s ease, top 0.2s ease;
}

.hamburger-icon::before {
    top: -7px;
}

.hamburger-icon::after {
    top: 7px;
}

/* Animate hamburger to X when menu is open */
.menu-open .menu-toggle .hamburger-icon {
    background: transparent;
}

.menu-open .menu-toggle .hamburger-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-open .menu-toggle .hamburger-icon::after {
    transform: rotate(-45deg);
    top: 0;
}

/* ========================================
   Cards & Surfaces
   ======================================== */
article {
    background: var(--color-white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: none;
}

article header {
    padding-bottom: var(--space-sm);
    margin-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-mist);
}

article header h2 {
    margin: 0;
    font-size: 20px;
}

article footer {
    padding-top: var(--space-sm);
    margin-top: var(--space-sm);
    border-top: 1px solid var(--color-mist);
    display: flex;
    gap: var(--space-sm);
}

/* ========================================
   Summary Cards
   ======================================== */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.summary-card {
    background: var(--color-white);
    padding: var(--space-md);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    border: none;
}

.summary-card h3 {
    margin: 0 0 var(--space-xs) 0;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-stone-grey);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.summary-card .value {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-fjord-deep);
    font-variant-numeric: tabular-nums;
}

/* ========================================
   Buttons
   ======================================== */
button,
[role="button"],
input[type="submit"],
input[type="button"] {
    font-family: var(--font-family);
    font-weight: 600;
    border-radius: var(--radius-button);
    padding: 12px 24px;
    transition: all 0.2s ease;
}

/* Primary button */
button:not(.outline):not(.secondary),
[role="button"]:not(.outline):not(.secondary) {
    background-color: var(--color-fjord-deep);
    color: var(--color-white);
    border: none;
}

button:not(.outline):not(.secondary):hover,
[role="button"]:not(.outline):not(.secondary):hover {
    background-color: #1a4250;
    box-shadow: var(--shadow-hover);
}

/* Secondary button */
button.secondary,
[role="button"].secondary {
    background-color: transparent;
    border: 1px solid var(--color-mist);
    color: var(--color-fjord-deep);
}

button.secondary:hover,
[role="button"].secondary:hover {
    background-color: var(--color-snowdrift);
    border-color: var(--color-stone-grey);
}

/* Outline button */
button.outline,
[role="button"].outline {
    background-color: transparent;
    border: 1px solid var(--color-mist);
    color: var(--color-fjord-deep);
}

button.outline:hover,
[role="button"].outline:hover {
    background-color: var(--color-snowdrift);
    border-color: var(--color-stone-grey);
}

/* ========================================
   Tables
   ======================================== */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0;
    font-variant-numeric: tabular-nums;
}

thead th {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-stone-grey);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: var(--space-sm);
    border-bottom: 2px solid var(--color-mist);
    background: transparent;
}

tbody td {
    padding: var(--space-sm);
    border-bottom: 1px solid var(--color-mist);
    color: var(--color-stone-grey);
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background-color: rgba(249, 250, 251, 0.5);
}

tfoot td {
    padding: var(--space-sm);
    border-top: 2px solid var(--color-mist);
    font-weight: 600;
    color: var(--color-fjord-deep);
}

/* ========================================
   Gain/Loss Colors
   ======================================== */
.positive {
    color: var(--color-positive) !important;
}

.negative {
    color: var(--color-negative) !important;
}

/* ========================================
   Badges
   ======================================== */
.badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-button);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.badge.buy {
    background: rgba(78, 128, 98, 0.15);
    color: var(--color-moss-green);
}

.badge.sell {
    background: rgba(193, 124, 96, 0.15);
    color: var(--color-negative);
}

.badge.hold {
    background: rgba(138, 196, 208, 0.2);
    color: var(--color-fjord-deep);
}

/* Term badges */
.term-badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.term-badge.long-term {
    background: rgba(78, 128, 98, 0.15);
    color: var(--color-moss-green);
}

.term-badge.short-term {
    background: rgba(138, 196, 208, 0.2);
    color: var(--color-fjord-deep);
}

/* ========================================
   Forms & Inputs
   ======================================== */
input:not([type="submit"]):not([type="button"]):not([type="checkbox"]):not([type="radio"]),
select,
textarea {
    font-family: var(--font-family);
    background-color: var(--color-white);
    border: 1px solid var(--color-mist);
    border-radius: var(--radius-input);
    color: var(--color-fjord-deep);
    padding: 12px 16px;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--color-fjord-deep);
    border-width: 2px;
    box-shadow: none;
    outline: none;
}

label {
    color: var(--color-stone-grey);
    font-weight: 500;
    font-size: 14px;
}

/* Filter forms */
.filter-form {
    display: flex;
    gap: var(--space-sm);
    align-items: end;
    margin-bottom: var(--space-sm);
}

.filter-form label {
    margin-bottom: 0;
}

.filter-form input,
.filter-form select {
    margin-bottom: 0;
    width: auto;
}

/* ========================================
   Reasoning/Analysis Box
   ======================================== */
.reasoning {
    white-space: pre-wrap;
    background: var(--color-snowdrift);
    padding: var(--space-md);
    border-radius: var(--radius-card);
    font-family: var(--font-family);
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-stone-grey);
    max-height: 400px;
    overflow-y: auto;
    border: none;
}

/* ========================================
   Symbol Links & Tooltips
   ======================================== */
.symbol-link {
    position: relative;
    text-decoration: none;
    color: var(--color-fjord-deep);
    font-weight: 600;
    cursor: pointer;
}

.symbol-link:hover {
    color: var(--color-glacial-blue);
}

.symbol-link strong {
    color: inherit;
    font-weight: inherit;
}

.symbol-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 12px;
    background: var(--color-white);
    border: 1px solid var(--color-mist);
    border-radius: var(--radius-button);
    box-shadow: var(--shadow-hover);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease-in-out;
    margin-bottom: 4px;
    color: var(--color-stone-grey);
}

.symbol-link:hover .symbol-tooltip:not(:empty) {
    opacity: 1;
}

/* ========================================
   HTMX Loading States
   ======================================== */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: inline-block;
}

.htmx-request.htmx-indicator {
    display: inline-block;
}

button[hx-get] {
    position: relative;
}

button[hx-get].htmx-request {
    pointer-events: none;
    opacity: 0.7;
}

/* ========================================
   Footer
   ======================================== */
footer.container {
    margin-top: var(--space-xl);
    padding: var(--space-md) 0;
    text-align: center;
}

footer.container small {
    color: var(--color-stone-grey);
    font-size: 13px;
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 768px) {
    h1 {
        font-size: 28px;
    }

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

    .summary-card .value {
        font-size: 22px;
        word-break: break-word;
    }

    /* Mobile navigation with hamburger menu */
    header.container nav {
        padding: var(--space-sm);
        flex-wrap: wrap;
        position: relative;
    }

    /* Show hamburger button on mobile */
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        order: 2;
        margin-left: auto;
    }

    /* Hide nav links by default on mobile */
    header.container nav .nav-links {
        display: none;
        width: 100%;
        order: 3;
        flex-direction: column;
        padding-top: var(--space-sm);
        margin-top: var(--space-sm);
        border-top: 1px solid var(--color-mist);
    }

    /* Show nav links when menu is open */
    header.container nav.menu-open .nav-links {
        display: flex;
    }

    header.container nav .nav-links li {
        width: 100%;
    }

    header.container nav .nav-links li a {
        display: block;
        padding: 12px var(--space-sm);
        font-size: 16px;
    }

    /* Keep logo on left */
    header.container nav > ul:first-child {
        order: 1;
    }

    /* Strategy selector in menu on mobile */
    .strategy-selector-item {
        display: none;
    }

    header.container nav.menu-open .strategy-selector-item {
        display: block;
    }

    article {
        padding: var(--space-sm);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Article footer buttons - stack on mobile */
    article footer {
        flex-direction: column;
    }

    article footer a[role="button"],
    article footer button {
        width: 100%;
        text-align: center;
    }

    /* Make tables horizontally scrollable */
    .table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 calc(-1 * var(--space-sm));
        padding: 0 var(--space-sm);
    }

    /* Standalone tables (outside articles) */
    main.container > .table-wrapper {
        margin: 0 0 var(--space-md) 0;
        padding: 0;
    }

    table {
        font-size: 14px;
        min-width: 600px;
    }

    thead th,
    tbody td,
    tfoot td {
        padding: var(--space-xs);
        white-space: nowrap;
    }

    /* Filter forms - stack on mobile */
    .filter-form {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-form label {
        width: 100%;
    }

    .filter-form input,
    .filter-form select {
        width: 100% !important;
    }

    .filter-form button,
    .filter-form a[role="button"] {
        width: 100%;
    }

    /* Pre/code blocks - prevent overflow */
    pre, code {
        overflow-x: auto;
        max-width: 100%;
    }

    .reasoning {
        padding: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }

    .summary-card .value {
        font-size: 20px;
    }

    h1 {
        font-size: 24px;
    }

    table {
        font-size: 13px;
    }

    /* Smaller padding on very small screens */
    article {
        padding: var(--space-xs);
    }

    thead th,
    tbody td,
    tfoot td {
        padding: 6px;
    }
}