/* ==========================================================================
   COOK: Global design system
   ========================================================================== */

:root {
    --color-background: #f5f7fb;
    --color-background-soft: #eef2f7;
    --color-surface: #ffffff;
    --color-surface-raised: rgba(255, 255, 255, 0.92);

    --color-text: #172033;
    --color-text-soft: #657085;
    --color-text-faint: #8d97aa;

    --color-border: #dfe5ee;
    --color-border-strong: #cbd4e1;

    --color-primary: #1769e0;
    --color-primary-hover: #1158be;
    --color-primary-soft: #e8f1ff;

    --color-success: #18815f;
    --color-warning: #a86708;
    --color-danger: #c53f4a;

    --shadow-small:
        0 1px 2px rgba(20, 32, 51, 0.05),
        0 4px 12px rgba(20, 32, 51, 0.04);

    --shadow-medium:
        0 2px 4px rgba(20, 32, 51, 0.04),
        0 14px 36px rgba(20, 32, 51, 0.08);

    --shadow-large:
        0 4px 8px rgba(20, 32, 51, 0.04),
        0 24px 60px rgba(20, 32, 51, 0.12);

    --radius-small: 8px;
    --radius-medium: 14px;
    --radius-large: 22px;
    --radius-pill: 999px;

    --content-width: 1280px;

    --transition-fast: 150ms ease;
    --transition-normal: 220ms ease;
}


/* ==========================================================================
   COOK: Reset and document defaults
   ========================================================================== */

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

html {
    min-height: 100%;
    color-scheme: light;
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;

    color: var(--color-text);
    background:
        radial-gradient(
            circle at top left,
            rgba(23, 105, 224, 0.08),
            transparent 34rem
        ),
        var(--color-background);

    font-family:
        Inter,
        ui-sans-serif,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    font-size: 16px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

button,
input,
select,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

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

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

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

h1,
h2,
h3,
h4,
p {
    margin-top: 0;
}

h1,
h2,
h3,
h4 {
    color: var(--color-text);
    line-height: 1.18;
    letter-spacing: -0.025em;
}

h1 {
    margin-bottom: 1rem;
    font-size: clamp(2rem, 4vw, 3.35rem);
    font-weight: 750;
}

h2 {
    margin-bottom: 0.8rem;
    font-size: clamp(1.45rem, 2.5vw, 2rem);
    font-weight: 720;
}

h3 {
    margin-bottom: 0.65rem;
    font-size: 1.15rem;
    font-weight: 700;
}

p {
    margin-bottom: 1rem;
    color: var(--color-text-soft);
}


/* ==========================================================================
   COOK: Page structure
   ========================================================================== */

.site-shell {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
}

.site-main {
    flex: 1;
}

.page-container,
.site-header__inner,
.site-footer__inner {
    width: min(
        calc(100% - 2rem),
        var(--content-width)
    );

    margin-right: auto;
    margin-left: auto;
}

.page-container {
    padding-top: 2.5rem;
    padding-bottom: 4rem;
}


/* ==========================================================================
   COOK: Header
   ========================================================================== */

.site-header {
    position: sticky;
    z-index: 100;
    top: 0;

    border-bottom: 1px solid rgba(203, 212, 225, 0.82);
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.site-header__inner {
    display: grid;
    min-height: 74px;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text);
}

.brand:hover {
    color: var(--color-text);
}

.brand__mark {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;

    border-radius: 13px;
    color: #ffffff;
    background:
        linear-gradient(
            145deg,
            #2781ff,
            #1257c5
        );

    box-shadow:
        0 8px 18px rgba(23, 105, 224, 0.22);

    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.04em;
}

.brand__text {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
}

.brand__name {
    font-size: 1.05rem;
    font-weight: 760;
    letter-spacing: -0.02em;
}

.brand__tagline {
    margin-top: 0.3rem;
    color: var(--color-text-faint);
    font-size: 0.69rem;
    font-weight: 650;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.primary-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.primary-navigation__link {
    padding: 0.55rem 0.85rem;
    border-radius: var(--radius-small);
    color: var(--color-text-soft);

    font-size: 0.9rem;
    font-weight: 620;

    transition:
        color var(--transition-fast),
        background-color var(--transition-fast);
}

.primary-navigation__link:hover {
    color: var(--color-text);
    background: var(--color-background-soft);
}

.header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.65rem;
}


/* ==========================================================================
   COOK: Hero and page headers
   ========================================================================== */

.page-hero {
    position: relative;
    overflow: hidden;

    padding-top: 5rem;
    padding-bottom: 5rem;

    border-bottom: 1px solid var(--color-border);
    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.96),
            rgba(235, 243, 255, 0.84)
        );
}

.page-hero::after {
    position: absolute;
    top: -12rem;
    right: -8rem;

    width: 32rem;
    height: 32rem;

    border-radius: 50%;
    background: rgba(23, 105, 224, 0.08);
    content: "";
    filter: blur(1px);
}

.page-hero__inner {
    position: relative;
    z-index: 1;

    width: min(
        calc(100% - 2rem),
        var(--content-width)
    );

    margin-right: auto;
    margin-left: auto;
}

.page-hero__eyebrow {
    display: inline-flex;
    align-items: center;

    margin-bottom: 1.2rem;
    padding: 0.4rem 0.72rem;

    border: 1px solid #cfe0fc;
    border-radius: var(--radius-pill);
    color: var(--color-primary);
    background: var(--color-primary-soft);

    font-size: 0.75rem;
    font-weight: 750;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.page-hero__title {
    max-width: 850px;
    margin-bottom: 1rem;
}

.page-hero__description {
    max-width: 720px;
    margin-bottom: 0;

    color: var(--color-text-soft);
    font-size: 1.08rem;
    line-height: 1.7;
}

.page-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 2rem;
}

.page-heading__text {
    max-width: 760px;
}

.page-heading__title {
    margin-bottom: 0.55rem;
    font-size: clamp(1.8rem, 3vw, 2.45rem);
}

.page-heading__description {
    margin-bottom: 0;
}


/* ==========================================================================
   COOK: Cards
   ========================================================================== */

.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    background: var(--color-surface);
    box-shadow: var(--shadow-small);
}

.card__header {
    padding: 1.35rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.card__title {
    margin-bottom: 0.25rem;
    font-size: 1.05rem;
}

.card__subtitle {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.card__body {
    padding: 1.5rem;
}

.card__footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
    background: #fafbfd;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.feature-card {
    position: relative;
    overflow: hidden;
    padding: 1.6rem;

    transition:
        transform var(--transition-normal),
        box-shadow var(--transition-normal),
        border-color var(--transition-normal);
}

.feature-card:hover {
    border-color: #c5d7f4;
    box-shadow: var(--shadow-medium);
    transform: translateY(-3px);
}

.feature-card__icon {
    display: grid;
    width: 46px;
    height: 46px;
    margin-bottom: 1.25rem;
    place-items: center;

    border-radius: 14px;
    color: var(--color-primary);
    background: var(--color-primary-soft);

    font-weight: 800;
}

.feature-card__title {
    margin-bottom: 0.55rem;
}

.feature-card__description {
    margin-bottom: 0;
    font-size: 0.93rem;
}


/* ==========================================================================
   COOK: Buttons
   ========================================================================== */

.button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;

    padding: 0.68rem 1rem;

    border: 1px solid transparent;
    border-radius: 10px;
    cursor: pointer;

    font-size: 0.9rem;
    font-weight: 690;
    line-height: 1;

    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast);
}

.button:hover {
    transform: translateY(-1px);
}

.button:active {
    transform: translateY(0);
}

.button:focus-visible {
    outline: 3px solid rgba(23, 105, 224, 0.2);
    outline-offset: 2px;
}

.button--primary {
    color: #ffffff;
    background: var(--color-primary);
    box-shadow: 0 7px 18px rgba(23, 105, 224, 0.18);
}

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

.button--secondary {
    border-color: var(--color-border-strong);
    color: var(--color-text);
    background: var(--color-surface);
}

.button--secondary:hover {
    border-color: #b6c1d0;
    color: var(--color-text);
    background: #f8fafc;
}

.button--quiet {
    color: var(--color-primary);
    background: var(--color-primary-soft);
}

.button--quiet:hover {
    color: var(--color-primary-hover);
    background: #dceaff;
}

.button--danger {
    color: #ffffff;
    background: var(--color-danger);
}

.button--small {
    min-height: 38px;
    padding: 0.55rem 0.8rem;
    font-size: 0.82rem;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.7rem;
}


/* ==========================================================================
   COOK: Forms
   ========================================================================== */

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.48rem;
}

.form-field--full {
    grid-column: 1 / -1;
}

.form-label {
    color: var(--color-text);
    font-size: 0.86rem;
    font-weight: 690;
}

.form-help {
    margin: 0;
    color: var(--color-text-faint);
    font-size: 0.78rem;
}

.form-control {
    width: 100%;
    min-height: 46px;
    padding: 0.72rem 0.85rem;

    border: 1px solid var(--color-border-strong);
    border-radius: 10px;
    outline: none;

    color: var(--color-text);
    background: #ffffff;
    box-shadow: inset 0 1px 2px rgba(20, 32, 51, 0.025);

    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast),
        background-color var(--transition-fast);
}

.form-control::placeholder {
    color: #a3acbc;
}

.form-control:hover {
    border-color: #aebaca;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow:
        0 0 0 3px rgba(23, 105, 224, 0.12);
}

textarea.form-control {
    min-height: 130px;
    resize: vertical;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.7rem;

    margin-top: 1.75rem;
    padding-top: 1.35rem;

    border-top: 1px solid var(--color-border);
}


/* ==========================================================================
   COOK: Search
   ========================================================================== */

.search-panel {
    padding: 1.2rem;
    border: 1px solid rgba(203, 212, 225, 0.82);
    border-radius: 18px;
    background: var(--color-surface-raised);
    box-shadow: var(--shadow-large);
    backdrop-filter: blur(12px);
}

.search-bar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.75rem;
}

.search-bar .form-control {
    min-height: 52px;
    padding-right: 1rem;
    padding-left: 1rem;
    border-radius: 12px;
    font-size: 1rem;
}

.search-bar .button {
    min-height: 52px;
    padding-right: 1.35rem;
    padding-left: 1.35rem;
    border-radius: 12px;
}


/* ==========================================================================
   COOK: Tables
   ========================================================================== */

.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    background: var(--color-surface);
    box-shadow: var(--shadow-small);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th,
.data-table td {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    vertical-align: top;
}

.data-table th {
    color: var(--color-text-soft);
    background: #f8fafc;
    font-size: 0.74rem;
    font-weight: 760;
    letter-spacing: 0.055em;
    text-transform: uppercase;
}

.data-table tbody tr {
    transition: background-color var(--transition-fast);
}

.data-table tbody tr:hover {
    background: #f8fbff;
}

.data-table tbody tr:last-child td {
    border-bottom: 0;
}


/* ==========================================================================
   COOK: Utility classes
   ========================================================================== */

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

.text-small {
    font-size: 0.85rem;
}

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

.stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
}

.visually-hidden {
    position: absolute;

    width: 1px;
    height: 1px;
    overflow: hidden;

    margin: -1px;
    padding: 0;
    border: 0;

    clip: rect(0 0 0 0);
    white-space: nowrap;
}


/* ==========================================================================
   COOK: Footer
   ========================================================================== */

.site-footer {
    border-top: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.68);
}

.site-footer__inner {
    display: flex;
    min-height: 110px;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.site-footer__brand {
    margin-bottom: 0.25rem;
    color: var(--color-text);
    font-weight: 750;
}

.site-footer__description,
.site-footer__meta {
    color: var(--color-text-faint);
    font-size: 0.8rem;
}

.site-footer__meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.45rem;
}


/* ==========================================================================
   COOK: Responsive layouts
   ========================================================================== */

@media (max-width: 900px) {
    .site-header__inner {
        grid-template-columns: auto auto;
    }

    .primary-navigation {
        display: none;
    }

    .card-grid {
        grid-template-columns: 1fr 1fr;
    }

    .page-hero {
        padding-top: 3.75rem;
        padding-bottom: 3.75rem;
    }
}

@media (max-width: 680px) {
    .site-header__inner {
        min-height: 66px;
        gap: 1rem;
    }

    .brand__tagline {
        display: none;
    }

    .header-actions .button {
        min-height: 36px;
        padding: 0.5rem 0.7rem;
        font-size: 0.78rem;
    }

    .page-container {
        padding-top: 1.75rem;
        padding-bottom: 3rem;
    }

    .page-hero {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .page-heading {
        flex-direction: column;
        gap: 1rem;
    }

    .card-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .search-bar {
        grid-template-columns: 1fr;
    }

    .search-bar .button {
        width: 100%;
    }

    .form-actions {
        flex-direction: column-reverse;
    }

    .form-actions .button {
        width: 100%;
    }

    .site-footer__inner {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        padding-top: 1.75rem;
        padding-bottom: 1.75rem;
    }

    .site-footer__meta {
        justify-content: flex-start;
    }
}