/* Google Identity Branding Guidelines – Rectangular button
   https://developers.google.com/identity/branding-guidelines
   Font: Roboto Medium (14px / 20px line-height)
   Padding: 12px left, 10px after logo, 12px right
   Supports light/dark mode via body.dark-mode class.              */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@500&display=swap');

/* ── Base button ──────────────────────────────────────────────── */
.gsi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    padding: 0;
    border-radius: 4px;
    border: 1px solid;
    box-sizing: border-box;
    background-color: #FFFFFF;
    border-color: #747775;
    cursor: pointer;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    color: #1F1F1F;
    transition: background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
    text-decoration: none;
    gap: 0;
    min-height: 40px;
}

.gsi-btn:hover {
    background-color: #F8F8F8;
    border-color: #D2D3D2;
    box-shadow: 0 1px 2px rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
}

.gsi-btn:active {
    background-color: #F1F1F1;
    border-color: #747775;
}

.gsi-btn:focus-visible {
    outline: 2px solid #1967D2;
    outline-offset: 2px;
}

/* ── Google "G" icon container ────────────────────────────────── */
.gsi-btn__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    padding: 10px 10px 10px 12px;
    flex-shrink: 0;
    background-color: #FFFFFF;
}

.gsi-btn__icon svg {
    width: 20px;
    height: 20px;
}

/* ── Button text ──────────────────────────────────────────────── */
.gsi-btn__text {
    flex: 1;
    padding: 10px 12px 10px 0;
    text-align: center;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 500;
}

/* ── Dark mode ────────────────────────────────────────────────── */
body.dark-mode .gsi-btn {
    background-color: #131314;
    border-color: #8E918F;
    color: #E3E3E3;
}

body.dark-mode .gsi-btn:hover {
    background-color: #202124;
    border-color: #9AA0A0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 3px 1px rgba(0, 0, 0, 0.15);
}

body.dark-mode .gsi-btn:active {
    background-color: #2D2E31;
    border-color: #8E918F;
}

body.dark-mode .gsi-btn__icon {
    background-color: #131314;
}

body.dark-mode .gsi-btn:focus-visible {
    outline: 2px solid #8AB4F8;
    outline-offset: 2px;
}