/* 引入 Google Noto Sans TC 字體 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;700;800&display=swap');

/*
* LittleLink
* https://littlelink.io
* Free to use under the MIT license
* http://www.opensource.org/licenses/mit-license.php
*/

/*
* KEXP
* https://kexp.dev
*/


/* Base Typography Settings
–––––––––––––––––––––––––––––––––––––––––––––––––– */
:root {
    font-size: 16px;
}

/* Grid
–––––––––––––––––––––––––––––––––––––––––––––––––– */
.container {
    position: relative;
    width: 100%;
    max-width: 37.5rem;               /* 600px */
    text-align: center;
    margin: 0 auto;
    padding: 3rem 1.25rem 0 1.25rem;
    box-sizing: border-box;
}
.container-left {
    position: relative;
    width: 100%;
    max-width: 37.5rem;
    text-align: left;
    margin: 0 auto;
    padding: 0 1.25rem;
    box-sizing: border-box;
}
.container-left p {
    margin-bottom: 1rem;              /* 16px space between paragraphs */
}
.column {
    position: center;
    width: 100%;
    float: center;
    box-sizing: border-box;
}
/* For devices larger than 400px */
@media (min-width: 25rem) {           /* 400px */
    .container {
        width: 85%;
        padding-left: 0;
        padding-right: 0;
    }
}
/* For devices larger than 550px */
@media (min-width: 34.375rem) {       /* 550px */
    .container {
        width: 80%;
    }
    .column,
    .columns {
        margin-left: 0;
    }
    .column:first-child,
    .columns:first-child {
        margin-left: 0;
    }
}

/* Base Styles */
body {
    margin: 0;
    padding: 0;
    background-color: #f4f2ef;
    color: #2b394e;
    /* 修改為使用 Google Noto Sans TC 字體 */
    font-family: "Noto Sans TC", sans-serif;
    font-size: 1.125rem;             /* 18px */
    font-weight: 400;
    line-height: 1.6;
}

/* Typography */
h1 {
    margin: 0 0 0.5rem 0;
    font-size: 3rem;                 /* 48px */
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;                  /* 若不想要自動斷字，可移除此設定 */
}
.container p {
    margin: 0 0 2rem 0;
}

/* Base Typography Settings with Custom Properties */
:root {
    font-size: 16px;               /* Using a 1.25 modular scale for typography */
    --scale-0: 1rem;              /* 16px */
    --scale-1: 1.25rem;           /* 20px */
    --scale-2: 1.563rem;          /* 25px */
    --scale-3: 1.953rem;          /* 31px */
    --scale-4: 2.441rem;          /* 39px */
    --scale-5: 3.052rem;          /* 49px */
  
    /* Spacing units */
    --spacing-xs: 0.5rem;         /* 8px */
    --spacing-s: 1rem;            /* 16px */
    --spacing-m: 1.5rem;          /* 24px */
    --spacing-l: 2rem;            /* 32px */
    --spacing-xl: 3rem;           /* 48px */
    --spacing-xxl: 4rem;          /* 64px */
}

/* Avatar */
.avatar {
    width: 8rem;                 /* 128px */
    height: 8rem;
    border-radius: 50%;
    object-fit: cover;
    background-position: center;
    margin-bottom: var(--spacing-l);
    margin-left: auto;
    margin-right: auto;
    display: block;
}

/* Logo */
.logo {
	max-width: 100px;
	width: 100%;
	height: auto;
    object-fit: cover;
    background-position: center;
    margin-bottom: var(--spacing-m);
    margin-left: auto;
    margin-right: auto;
    display: block;
  }  

/* Typography Scale */
h1 {
    margin: 0 0 var(--spacing-m) 0;
    font-size: var(--scale-5);     /* ~49px */
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    word-wrap: break-word;
    overflow-wrap: break-word;
}
body {
    font-size: var(--scale-1);     /* 20px */
    line-height: 1.6;
}
.container p {
    margin: 0 0 var(--spacing-xl) 0;
    font-size: var(--scale-1);
    line-height: 1.6;
}

/* Container spacing */
.container {
    padding: var(--spacing-xl) var(--spacing-m) 0 var(--spacing-m);
    text-align: center;
}

/* Footer */
footer {
    margin: var(--spacing-xxl) 0;   /* 4rem (64px) top and bottom */
    font-size: var(--scale-0);
}

/* Responsive adjustments */
@media (max-width: 34.375rem) {      /* 550px */
    h1 {
        font-size: var(--scale-4);
    }
    body {
        font-size: var(--scale-0);
    }
    .container p {
        font-size: var(--scale-0);
    }
    .avatar {
        margin-bottom: var(--spacing-m);
    }
    footer {
        margin: var(--spacing-xl) 0;  /* 3rem (48px) top and bottom */
    }
}

/* Links */
a {
    color: #2b394e;
    text-decoration: underline;
}
a:hover {
    color: #cd2e3a;
}

/* Buttons */
.button,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18.75rem;               /* 300px */
    min-height: 3rem;              /* 48px */
    padding: 0.75rem 1rem;         /* 12px ; 16px */
    font-size: 1.125rem;           /* 18px */
    font-weight: 700;
    text-decoration: none;
    white-space: normal;
    background-color: var(--button-background, transparent);
    color: var(--button-text, #000000);
    border: var(--button-border, none);
    border-radius: 0.5rem;
    cursor: pointer;
    box-sizing: border-box;
    hyphens: auto;
    margin-bottom: 1rem;
    text-align: center;
    line-height: 1.3;
}

/* Icons */
.icon {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 0.5rem;
    flex-shrink: 0;
}

/* 重複的 Avatar 調整 */
.avatar {
    width: 8rem;                 /* 128px */
    height: 8rem;
    object-fit: cover;
    background-position: center;
    margin-bottom: var(--spacing-l);
}

/* Avatar 狀態修飾 */
.avatar--none {
    border-radius: 0%;
}
.avatar--rounded {
    border-radius: 50%;
}
.avatar--soft {
    border-radius: 0.5rem;       /* 8px rounded corners */
}

/* Theme System */
/* Light theme 為預設 */
  
/* Dark theme */
:root.theme-dark {
    color-scheme: dark;
}
:root.theme-dark :focus-visible {
    outline: 2px solid #cd2e3a;
    outline-offset: 2px;
}
:root.theme-dark body {
    background-color: #121212;
    color: #ffffff;
}
:root.theme-dark a:not(.button) {
    color: #cd2e3a;
}
:root.theme-dark a:not(.button):hover {
    color: #cd2e3a;
}

/* Auto theme */
:root.theme-auto {
    color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
    :root.theme-auto body {
        background-color: #121212;
        color: #ffffff;
    }
    :root.theme-auto :focus-visible {
        outline: 2px solid #cd2e3a;
        outline-offset: 2px;
    }
    :root.theme-auto a:not(.button) {
        color: #cd2e3a;
    }
    :root.theme-auto a:not(.button):hover {
        color: #cd2e3a;
    }
}

/* Button Text Color Override */
.button:hover,
button:hover {
    color: var(--button-text);
}

/* Responsive Typography */
@media (max-width: 34.375rem) {      /* 550px */
    h1 {
        font-size: 2rem;          /* 32px */
    }
    body {
        font-size: 1rem;          /* 16px */
    }
}

/* Privacy Page Styles */
nav {
    margin: var(--spacing-l) 0;
    text-align: left;
}
section {
    margin: var(--spacing-xl) 0;
    text-align: left;
}
h2 {
    font-size: var(--scale-3);
    font-weight: 700;
    margin-bottom: var(--spacing-m);
}
h3 {
    font-size: var(--scale-2);
    font-weight: 600;
    margin: var(--spacing-l) 0 var(--spacing-s) 0;
}
ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-m) 0;
}
ul li {
    margin-bottom: var(--spacing-xs);
}
/* Privacy page specific responsive adjustments */
@media (max-width: 34.375rem) {
    h2 {
        font-size: var(--scale-2);
    }
    h3 {
        font-size: var(--scale-1);
    }
    section {
        margin: var(--spacing-l) 0;
    }
}