/*
 * Base Styles - Reset, Typography, Grid, Utilities
 */

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

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-base);
    letter-spacing: var(--letter-spacing-base);
    color: var(--color-body);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "palt" 1;
    font-kerning: normal;
}

/* ========================================
   LUCIDE ICON BASE
   ======================================== */
.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    stroke-width: 2;
    stroke: currentColor;
    fill: none;
    vertical-align: -0.15em;
    flex-shrink: 0;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-default);
}

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-heading);
    letter-spacing: var(--letter-spacing-heading);
    color: var(--color-text);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }
h6 { font-size: var(--font-size-h6); }

p {
    margin-bottom: 1rem;
}

p:last-child {
    margin-bottom: 0;
}

strong, b {
    font-weight: var(--font-weight-extra-bold);
}

.sub-heading {
    font-size: var(--font-size-sub);
    font-weight: var(--font-weight-sub);
    letter-spacing: var(--letter-spacing-sub);
    text-transform: var(--text-transform-sub);
    color: var(--color-muted);
    line-height: 1;
}

.sub-heading--accent {
    color: var(--color-primary);
}

.text-large {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    letter-spacing: var(--letter-spacing-heading);
}

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

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

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

/* ========================================
   LAYOUT
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-distance);
    padding-right: var(--container-distance);
}

@media (min-width: 1000px) {
    .container {
        padding-left: 40px;
        padding-right: 40px;
    }
}

.container--fluid {
    max-width: var(--container-fluid-max);
}

.container--narrow {
    max-width: 960px;
}

/* ========================================
   GRID
   ======================================== */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }

@media (max-width: 999px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--5 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 740px) {
    .grid--2,
    .grid--3,
    .grid--4,
    .grid--5 {
        grid-template-columns: 1fr;
    }
}

/* Flex utilities */
.flex {
    display: flex;
}

.flex--wrap {
    flex-wrap: wrap;
}

.flex--center {
    align-items: center;
    justify-content: center;
}

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

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

.flex--gap-xs { gap: var(--spacing-xs); }
.flex--gap-sm { gap: var(--spacing-sm); }
.flex--gap-md { gap: var(--spacing-md); }

/* ========================================
   SECTION SPACING
   ======================================== */
.section {
    margin-top: var(--section-margin-top);
    margin-bottom: var(--section-margin-bottom);
}

.section--no-top {
    margin-top: 0;
}

.section--no-bottom {
    margin-bottom: 0;
}

.section--bg-dark {
    background-color: var(--color-text);
    color: var(--color-bg);
}

.section--bg-dark h1,
.section--bg-dark h2,
.section--bg-dark h3,
.section--bg-dark h4,
.section--bg-dark h5,
.section--bg-dark h6 {
    color: var(--color-bg);
}

.section--bg-light {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0;
}

.section--bg-accent {
    background-color: var(--color-accent-1);
    color: var(--color-bg);
}

.section--bg-accent h1,
.section--bg-accent h2,
.section--bg-accent h3,
.section--bg-accent h4,
.section--bg-accent h5,
.section--bg-accent h6 {
    color: var(--color-bg);
}

/* ========================================
   VISIBILITY UTILITIES
   ======================================== */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.hidden-phone {
    display: block;
}

.show-phone {
    display: none;
}

@media (max-width: 740px) {
    .hidden-phone {
        display: none !important;
    }
    .show-phone {
        display: block !important;
    }
}

/* ========================================
   SELECTION
   ======================================== */
::selection {
    background-color: var(--color-primary);
    color: var(--color-text);
}