/* ========================================
   Base
======================================== */

:root {
    --color-primary: #006553;
    --color-primary-dark: #004f42;

    --color-accent: #e9a321;

    --color-text: #222;
    --color-text-light: #666;

    --color-bg: #ffffff;
    --color-bg-soft: #f5f3df;

    --color-border: #dddddd;

    --container-width: 1180px;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --shadow-soft:
        0 2px 10px rgba(0, 0, 0, 0.12);

    --transition:
        0.25s ease;
}


/* Reset */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        "Noto Sans TC",
        "Microsoft JhengHei",
        sans-serif;

    font-size: 100%;
    line-height: 1.6;

    color: var(--color-text);
    background: var(--color-bg);
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

button {
    cursor: pointer;
}

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

ul,
ol {
    margin: 0;
    padding: 0;
    list-style: none;
}


/* Accessibility */

.sr-only {
    position: absolute;

    width: 1px;
    height: 1px;

    padding: 0;
    margin: -1px;

    overflow: hidden;
    clip: rect(0, 0, 0, 0);

    white-space: nowrap;

    border: 0;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 20px;

    z-index: 9999;

    padding: 10px 18px;

    background: #000;
    color: #fff;
}

.skip-link:focus {
    top: 20px;
}