/* Accessible mobile-first voluntary support checkout. Independent from the book basket. */
.support-panel{max-width:1100px;margin:30px auto;padding:clamp(18px,4vw,36px);background:#f8f6f0;color:#182c40;border:1px solid #c3ac80;border-radius:22px;box-shadow:0 12px 35px rgba(0,0,0,.10);line-height:1.9}
.support-panel *{box-sizing:border-box}
.support-panel h2{color:#192e44;margin:.15em 0 .3em;font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.45}
.support-panel p{color:#31495f;margin:9px 0}
.support-panel .support-eyebrow{font-weight:700;letter-spacing:.04em;color:#715b32}
.support-panel .support-note{font-size:.93rem;color:#40566a}
.support-panel form{max-width:740px;margin-top:22px}
.support-panel label{display:block;font-weight:700;margin:16px 0 7px}
.support-panel input{display:block;width:100%;min-height:52px;padding:12px 15px;background:#fff;color:#172b40;border:1.5px solid #9d9b91;border-radius:11px;font:inherit;line-height:1.45}
.support-panel input:focus-visible,.support-panel button:focus-visible{outline:3px solid #b07925;outline-offset:3px}
.support-panel .support-presets{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;margin:15px 0}
.support-panel .support-presets button{min-height:47px;padding:8px 6px;border:1px solid #a88b59;border-radius:11px;background:#fff;color:#233a51;cursor:pointer;font-family:inherit;font-weight:700;font-size:.95rem;line-height:1.45}
.support-panel .support-presets button:hover{background:#eae3d2}
.support-panel .support-preview{font-weight:700;margin:12px 0;min-height:28px}
.support-panel .support-submit{min-height:52px;min-width:min(100%,300px);background:#18395a;color:#fff;font-family:inherit;font-weight:700;font-size:1rem;line-height:1.5;border:0;border-radius:12px;padding:12px 22px;cursor:pointer}
.support-panel .support-submit:disabled{opacity:.63;cursor:not-allowed}
.support-panel .support-status{min-height:2.4em;font-weight:600;margin:12px 0}
.support-panel .support-footer{border-top:1px solid #dfd6c6;padding-top:15px;margin-top:22px}
@media(max-width:650px){.support-panel{margin:18px 10px;padding:18px 15px;border-radius:16px}.support-panel .support-presets{grid-template-columns:repeat(2,minmax(0,1fr))}.support-panel .support-submit{width:100%;min-width:0}.support-panel input{font-size:16px}}

.support-panel select{display:block;width:100%;min-height:52px;padding:12px 15px;background:#fff;color:#172b40;border:1.5px solid #9d9b91;border-radius:11px;font:inherit;line-height:1.45}
.support-panel select:focus-visible{outline:3px solid #b07925;outline-offset:3px}
.support-panel a{color:#145779;text-decoration:underline;text-underline-offset:3px}
.support-panel a:focus-visible{outline:3px solid #b07925;outline-offset:3px}

/* Editorial harmonization: gold/ink palette and accessible amount choices */
.support-panel{background:radial-gradient(ellipse at 90% 0%,rgba(213,174,95,.12),transparent 65%),linear-gradient(145deg,#191714,#0c0c0d);color:#f1e7d4;border-color:rgba(217,183,112,.45);box-shadow:0 20px 68px rgba(0,0,0,.28);scroll-margin-top:80px}
.support-panel h2{color:#f5dfb4;letter-spacing:0;line-height:1.55}
.support-panel p,.support-panel .support-note{color:#d3cab9;line-height:2}
.support-panel .support-eyebrow{color:#eac98f}
.support-panel label{color:#f0e0c2}
.support-panel input,.support-panel select{background:#fdfaf3;color:#1c2630;border-color:#bca77e;border-radius:14px;min-height:54px}
.support-panel form{max-width:850px}
.support-panel .support-presets{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0}
.support-panel .support-presets button{min-height:58px;padding:12px;background:#211d18;color:#f1ddba;border:1px solid rgba(225,189,122,.42);border-radius:14px;transition:background .15s,border-color .15s,transform .15s;font-size:clamp(.88rem,1.3vw,1.02rem)}
.support-panel .support-presets button:hover{background:#332b20;border-color:#e9c887;transform:translateY(-1px)}
.support-panel .support-presets button[aria-pressed="true"]{background:#e6c184;color:#191512;border-color:#f9dba2;box-shadow:0 0 0 2px rgba(230,193,132,.15)}
.support-panel .support-preview{color:#f5d391;font-size:1.1rem}
.support-panel .support-submit{background:linear-gradient(110deg,#e8c789,#bd8e3f);color:#1b150e;border-radius:14px;min-height:56px;box-shadow:0 6px 24px rgba(181,138,58,.19)}
.support-panel .support-status{color:#e8d2a9}
.support-panel .support-footer{border-color:rgba(230,199,146,.25)}
.support-panel a{color:#f2d196}
@media(max-width:650px){.support-panel{margin:18px 0;padding:22px 16px}.support-panel .support-presets{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.support-panel .support-presets button{min-height:58px}.support-panel input,.support-panel select{font-size:16px}}
@media(max-width:350px){.support-panel .support-presets{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.support-panel .support-presets button{transition:none;transform:none!important}}

/* Mobile-first states and typographic clarity, 2026-10-11 */
.support-panel{font-family:inherit;min-width:0}
.support-panel :where(h2,label,button,select,input){font-family:inherit;letter-spacing:normal}
.support-panel label{line-height:1.75;font-size:clamp(14px,1.4vw,16px)}
.support-panel input[aria-invalid="true"]:not(:focus){border-color:#bf7962}
.support-panel .support-preview[data-valid="false"]{color:#ffb8a0}
.support-panel .support-status{overflow-wrap:anywhere;line-height:1.9}
.support-panel .support-presets button{touch-action:manipulation;white-space:normal;text-wrap:balance}
.support-panel button:focus-visible,.support-panel :is(select,input):focus-visible{outline:3px solid #f1c677;outline-offset:3px}
.support-panel #support-email{direction:ltr;text-align:left}
@media(max-width:700px){
 .support-panel{padding:24px 16px!important;border-radius:22px;margin:18px 0 24px}
 .support-panel h2{font-size:clamp(23px,6.6vw,29px);line-height:1.55}
 .support-panel p{font-size:14px;line-height:1.95}
 .support-panel label{margin:18px 0 8px;font-size:14px}
 .support-panel .support-presets{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:14px 0 18px}
 .support-panel .support-presets button{font-size:clamp(13px,3.7vw,15px);padding:11px 6px;min-height:58px;line-height:1.6}
 .support-panel .support-preview{font-size:16px}
 .support-panel .support-submit{width:100%;min-width:0;font-size:16px}
}