/* ==========================================================================
   CSS Custom Properties - Centralized Color Palette
   ========================================================================== */
:root {
    /* Primary colors */
    --color-primary: #8B7355;
    --color-primary-hover: #A0826D;
    --color-primary-active: #6B5A47;

    /* Text colors */
    --color-text: #5D4E37;
    --color-text-muted: #8B7355;

    /* Background colors */
    --color-bg-body: #F9F6F0;
    --color-bg-card: #F5F1E8;
    --color-bg-light: #F9F6F0;

    /* Border colors */
    --color-border: #8B7355;
    --color-border-light: #D1D1D1;

    /* Graph colors */
    --color-grid: #D3D3D3;
    --color-zero-line: #000000;
}

body {
    font-family: "Open Sans", sans-serif;
    background-color: var(--color-bg-body);
}

/* ==========================================================================
   Typography & Base Styles
   (Consolidated from legacy app.css - Skeleton CSS framework subset)
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 0;
    font-weight: 300;
}

h1 { font-size: 4.5rem; line-height: 1.2; letter-spacing: -0.1rem; margin-bottom: 2rem; }
h2 { font-size: 3.6rem; line-height: 1.25; letter-spacing: -0.1rem; margin-bottom: 1.8rem; margin-top: 1.8rem; }
h3 { font-size: 3.0rem; line-height: 1.3; letter-spacing: -0.1rem; margin-bottom: 1.5rem; margin-top: 1.5rem; }
h4 { font-size: 2.6rem; line-height: 1.35; letter-spacing: -0.08rem; margin-bottom: 1.2rem; margin-top: 1.2rem; }
h5 { font-size: 2.2rem; line-height: 1.5; letter-spacing: -0.05rem; margin-bottom: 0.6rem; margin-top: 0.6rem; }
h6 { font-size: 2.0rem; line-height: 1.6; letter-spacing: 0; margin-bottom: 0.75rem; }

p {
    margin-top: 0;
}

/* Blockquotes - used in About page markdown */
blockquote {
    border-left: 4px solid var(--color-border-light);
    padding-left: 1rem;
    margin-top: 2rem;
    margin-bottom: 2rem;
    margin-left: 0;
}

/* Links */
a {
    color: var(--color-primary);
    text-decoration: underline;
    cursor: pointer;
}

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

/* Lists */
ul {
    list-style: circle inside;
}

ol {
    list-style: decimal inside;
}

ol, ul {
    padding-left: 0;
    margin-top: 0;
}

ul ul, ul ol, ol ol, ol ul {
    margin: 1.5rem 0 1.5rem 3rem;
    font-size: 90%;
}

li {
    margin-bottom: 1rem;
}

p, ul, ol {
    margin-bottom: 0.75rem;
}

/* Tables */
table {
    border-collapse: collapse;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--color-border-light);
}

th:first-child, td:first-child {
    padding-left: 0;
}

th:last-child, td:last-child {
    padding-right: 0;
}

/* Horizontal rule */
hr {
    margin-top: 3rem;
    margin-bottom: 3.5rem;
    border-width: 0;
    border-top: 1px solid var(--color-border-light);
}

/* Clearfix utilities */
.container:after,
.row:after,
.u-cf {
    content: "";
    display: table;
    clear: both;
}

/* Note: .app__container margin now handled by Bootstrap classes (px-4 py-3) in layouts/main.py */

/* ==========================================================================
   dbc Component Overrides - Beige Theme
   Using high-specificity selectors to minimize !important usage
   ========================================================================== */

/* Card components */
.card {
    background-color: var(--color-bg-card);
    border: none;
    box-shadow: none;
    border-radius: 0.55rem;
}

.card > .card-header {
    background-color: var(--color-bg-card);
    border-bottom: none;
    color: var(--color-text);
    letter-spacing: 0.3rem;
    font-size: 1em;
    font-weight: 600;
    padding: 25px 25px 10px 25px;
}

.card > .card-body {
    background-color: var(--color-bg-card);
    padding: 10px 25px 25px 25px;
}

.chart-card-body {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.chart-controls-row {
    width: 100%;
    margin-left: 0;
    margin-right: 0;
}

.chart-controls-row > [class*="col"] {
    min-width: 0;
}

.chart-graph-frame {
    width: 100%;
    min-width: 0;
    overflow: visible;
}

.chart-graph-frame .dash-graph {
    width: 100%;
    min-width: 0;
}

/* InputGroup components */
.input-group-text {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.input-group {
    align-items: stretch;
}

/* Date input styling - high specificity to override Bootstrap */
.date-input-container .input-group .form-control,
.date-input-container .input-group .form-control[type="date"],
.date-input-container .input-group input[type="date"] {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    min-height: 38px;
    height: auto;
    padding: 6px 10px;
    margin: 0;
    box-sizing: border-box;
    line-height: 1.5;
    align-self: stretch;
}

.date-input-container .input-group .form-control:focus {
    background-color: var(--color-bg-card);
    box-shadow: none;
    border-color: var(--color-border);
}

/* Unified font styling for form components */
.date-input-container label,
.date-input-container .form-label,
.query-input-container label,
.query-input-container .form-label,
.dropdown-container label {
    font-size: inherit;
    font-weight: 400;
    text-transform: none;
}

.date-input-container .input-group .form-control,
.date-input-container .input-group .btn,
.query-input-container .form-control {
    font-size: inherit;
    font-weight: 400;
    text-transform: none;
}

.query-input-container {
    padding: 5px 25px;
    color: var(--color-text);
}

.query-input-container .form-control {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    min-height: 38px;
    height: auto;
    padding: 6px 10px;
    margin: 0;
    box-sizing: border-box;
    line-height: 1.5;
}

.query-input-container .form-control:focus {
    background-color: var(--color-bg-card);
    box-shadow: none;
    border-color: var(--color-border);
}

.ranking-top-k-control .form-control {
    max-width: 300px;
}

/* InputGroup button - connects to input */
.date-input-container .input-group .btn-outline-secondary {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-left: none;
    border-radius: 0 4px 4px 0;
    color: var(--color-text);
    min-height: 38px;
    height: auto;
    padding: 6px 12px;
    margin: 0;
    box-sizing: border-box;
    align-self: stretch;
}

.date-input-container .input-group .btn-outline-secondary:hover,
.date-input-container .input-group .btn-outline-secondary:focus {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg-light);
}

/* Primary button styling */
.btn.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn.btn-primary:active {
    background-color: var(--color-primary-active);
    border-color: var(--color-primary-active);
}

/* Header navigation link buttons */
.navbar .nav-link.nav-link-button {
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    padding: 4px 12px;
    margin-left: 8px;
    font-size: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1.5;
}

.navbar .nav-link.nav-link-button:hover,
.navbar .nav-link.nav-link-button:focus {
    background-color: var(--color-primary);
    color: var(--color-bg-light);
    text-decoration: none;
}

.app__header {
    display: flex;
    justify-content: space-between;
    color: var(--color-text);
}

.app__header__title {
    letter-spacing: 0.23rem;
}

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

.app__menu__img {
    height: 50px;
    width: auto;
}

.app__content {
    display: flex;
    margin-top: 20px;
}

.wind__speed__container {
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg-card);
    border-radius: 0.55rem;
    box-shadow: 0 1px 3px rgba(139,115,85,0.12), 0 1px 2px rgba(139,115,85,0.24);
}

.graph__container .graph__title,
.card .graph__title {
    color: var(--color-text);
    letter-spacing: 0.3rem;
    padding: 25px 25px 0px 25px;
    margin-bottom: 0px;
    font-size: 1em;
}

.slider {
    padding: 15px;
}

.auto__checkbox {
    margin-right: 10px;
}

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

.auto__container {
    display: flex;
    justify-content: space-between;
    color: var(--color-text-muted);
    padding: 0px 15px;
}

.auto__p {
    margin-bottom: 0;
}

.graph__container {
    background-color: var(--color-bg-card);
    border-radius: 0.55rem;
    box-shadow: 0 1px 3px rgba(139,115,85,0.12), 0 1px 2px rgba(139,115,85,0.24);
}

.first {
    margin-bottom: 15px;
}

.second {
    margin-top: 15px;
}

.histogram__direction {
    margin-left: 15px;
}

.dropdown-container {
    padding: 10px 25px;
    color: var(--color-text);
}

.date-input-container {
    padding: 5px 25px;
    color: var(--color-text);
}

.date-range-inputs {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 12px 24px;
    padding: 5px 25px;
}

.date-range-inputs .date-input-container {
    flex: 0 1 300px;
    padding: 0;
}

.date-range-inputs .input-group {
    max-width: 300px;
}

#unit-dropdown {
    width: 100%;
    margin-top: 5px;
}

/* ==========================================================================
   Update Button Styling
   ========================================================================== */

.button-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 10px 0;
    height: 40px;
}

.update-button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: 0 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s;
    height: 30px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-sizing: border-box;
    vertical-align: middle;
}

.update-button:hover {
    background-color: var(--color-primary-hover);
}

.update-button:active {
    background-color: var(--color-primary-active);
}

/* Firefox button text alignment fix */
@-moz-document url-prefix() {
    .update-button {
        line-height: normal;
    }
}

/* ==========================================================================
   Insight Panel Layout
   ========================================================================== */

.insight-row {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    width: 100%;
}

.insight-row__main {
    flex: 1 1 0;
    min-width: 0;
}

.insight-row__panel-col {
    flex: 0 0 33.333%;
    max-width: 33.333%;
    min-width: 320px;
    position: relative;
}

.insight-panel {
    position: relative;
    min-height: 32px;
}

.insight-panel__toggle {
    position: absolute;
    top: 0.25rem;
    left: -14px;
    z-index: 15;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    min-height: 48px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 4px 0 0 4px;
    background-color: var(--color-bg-card);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1.45rem;
    line-height: 1;
    font-weight: bold;
    cursor: pointer;
    box-shadow: -2px 2px 6px rgba(49, 43, 35, 0.08);
}

.insight-panel__toggle:hover,
.insight-panel__toggle:focus {
    background-color: var(--color-primary);
    color: white;
    outline: none;
}

.insight-panel__content {
    width: 100%;
}

.insight-panel__content > .card {
    width: 100%;
}

.insight-row--collapsed .insight-row__panel-col {
    flex-basis: 28px;
    max-width: 28px;
    min-width: 28px;
}

.insight-row--collapsed .insight-panel__toggle {
    left: 0;
    border-radius: 4px 0 0 4px;
}

.insight-row--collapsed .insight-panel__content {
    display: none;
}

/* ==========================================================================
   Date Input Base Styling
   ========================================================================== */

/* Base styling for all date inputs */
input[type="date"] {
    background-color: var(--color-bg-card);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 5px 10px;
    font-family: inherit;
    width: 150px;
    height: 30px;
    box-sizing: border-box;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

/* Calendar picker styling for WebKit browsers */
input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
    margin-left: 5px;
}

input[type="date"]::-webkit-inner-spin-button,
input[type="date"]::-webkit-clear-button {
    display: none;
}

/* Firefox calendar picker styling */
@-moz-document url-prefix() {
    input[type="date"]::-moz-calendar-picker-indicator {
        filter: invert(1);
        cursor: pointer;
    }

    input[type="date"] {
        background-image: none;
    }
}

/* Edge/IE calendar picker styling */
input[type="date"]::-ms-clear,
input[type="date"]::-ms-reveal {
    display: none;
}

@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
    input[type="date"] {
        background-image: none;
    }
}

/* Chrome specific styling */
@media screen and (-webkit-min-device-pixel-ratio:0) {
    input[type="date"] {
        background-image: none;
    }
}

/* ==========================================================================
   Loading Indicators
   ========================================================================== */

._dash-loading {
    margin: 50px auto;
    color: var(--color-primary);
}

._dash-loading-callback {
    border: 3px solid rgba(139, 115, 85, 0.3);
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================================================
   Responsive Styles
   ========================================================================== */

@media only screen and (max-width: 991.98px) {
    .insight-row {
        display: block;
    }

    .insight-row__panel-col {
        max-width: none;
        min-width: 0;
        width: 100%;
    }

    .insight-row--collapsed .insight-row__panel-col {
        max-width: none;
        min-width: 0;
        width: 100%;
    }

    .insight-panel__toggle,
    .insight-row--collapsed .insight-panel__toggle {
        position: relative;
        top: auto;
        left: auto;
        width: 32px;
        min-height: 32px;
        margin-bottom: 0.75rem;
        border-radius: 4px;
        box-shadow: none;
    }

    .chart-controls-row {
        row-gap: 12px;
    }

    .chart-controls-row > [class*="col"] {
        flex: 0 0 100%;
        max-width: 100%;
        width: 100%;
    }

    .chart-controls-row .text-end {
        text-align: left !important;
        padding-left: 0.5rem !important;
    }

    .date-range-inputs {
        gap: 12px;
    }
}

@media only screen and (max-width: 600px) {
    .histogram__direction {
        margin: 15px 0px 20px 0px;
    }
    .app__content {
        display: block;
    }
    .app__menu__img {
        height: 30px;
        width: auto;
    }
    .app__header {
        display: flex;
        flex-direction: column;
    }
    .app__header__desc {
        order: 1;
        text-align: center;
    }
    .app__header__logo {
        order: 0;
    }
    .app__header__title {
        font-size: 1.5em;
        padding-top: 15px;
    }

    .card > .card-header {
        letter-spacing: 0.18rem;
    }

    .card > .card-body {
        padding: 10px 16px 20px 16px;
    }

    .date-range-inputs {
        padding: 5px 16px;
    }

    .date-range-inputs .date-input-container {
        flex-basis: 100%;
    }

    .chart-controls-row .dash-slider-mark,
    .chart-controls-row .rc-slider-mark-text {
        font-size: 0.75rem;
        white-space: nowrap;
    }

    .granularity-slider-control .dash-slider-mark:nth-of-type(2),
    .granularity-slider-control .dash-slider-mark:nth-of-type(3),
    .granularity-slider-control .dash-slider-mark:nth-of-type(4),
    .granularity-slider-control .dash-slider-mark:nth-of-type(6),
    .granularity-slider-control .dash-slider-mark:nth-of-type(8),
    .granularity-slider-control .rc-slider-mark-text:nth-child(2),
    .granularity-slider-control .rc-slider-mark-text:nth-child(3),
    .granularity-slider-control .rc-slider-mark-text:nth-child(4),
    .granularity-slider-control .rc-slider-mark-text:nth-child(6),
    .granularity-slider-control .rc-slider-mark-text:nth-child(8) {
        display: none;
    }
}