/* ── SAS Order Form v1.2 ── */
:root {
    --sas-blue:   #0a2540;
    --sas-accent: #0077cc;
    --sas-light:  #f4f7fb;
    --sas-border: #d5dde8;
    --sas-radius: 10px;
    --sas-green:  #00a854;
    --sas-red:    #d93025;
    --sas-text:   #1a2330;
    --sas-muted:  #607080;
}

#sas-form-wrap {
    max-width: 720px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--sas-text);
}

/* ── Progress ── */
.sas-progress { margin-bottom: 36px; }

.sas-progress-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

.sas-step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.sas-step-num {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 2px solid var(--sas-border);
    background: #fff;
    color: #aab;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    transition: all .3s;
}

.sas-step-label {
    font-size: 11px;
    color: #aab;
    font-weight: 500;
    white-space: nowrap;
    transition: color .3s;
}

.sas-step-indicator.active .sas-step-num  { background: var(--sas-accent); border-color: var(--sas-accent); color: #fff; }
.sas-step-indicator.active .sas-step-label { color: var(--sas-accent); font-weight: 700; }
.sas-step-indicator.done .sas-step-num    { background: var(--sas-green); border-color: var(--sas-green); color: #fff; font-size: 0; }
.sas-step-indicator.done .sas-step-num::before { content: '✓'; font-size: 14px; }
.sas-step-indicator.done .sas-step-label  { color: var(--sas-green); }

.sas-step-connector {
    flex: 1;
    height: 2px;
    background: var(--sas-border);
    max-width: 120px;
    margin-bottom: 20px;
    transition: background .3s;
}
.sas-step-connector.done { background: var(--sas-green); }

.sas-progress-bar {
    height: 4px;
    background: var(--sas-border);
    border-radius: 4px;
    overflow: hidden;
}
.sas-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--sas-accent), #00c6ff);
    border-radius: 4px;
    transition: width .4s ease;
}

/* ── Panels ── */
.sas-panel { display: none; }
.sas-panel.active { display: block; }

.sas-panel-title { font-size: 22px; font-weight: 700; color: var(--sas-blue); margin: 0 0 4px; }
.sas-panel-sub   { color: var(--sas-muted); margin: 0 0 28px; font-size: 14px; }

/* ── Layout ── */
.sas-row   { display: flex; gap: 16px; flex-wrap: wrap; }
.sas-field { margin-bottom: 20px; width: 100%; box-sizing: border-box; }
.sas-col-full  { flex: 1 1 100%; }
.sas-col-half  { flex: 1 1 calc(50% - 8px); min-width: 180px; }
.sas-col-third { flex: 1 1 calc(33% - 11px); min-width: 130px; }
.sas-divider   { border: none; border-top: 1px solid var(--sas-border); margin: 24px 0; }

/* ── Labels ── */
.sas-field > label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #3a4a5c;
    margin-bottom: 7px;
}
.req { color: var(--sas-accent); }
.sas-hint { font-weight: 400; color: var(--sas-muted); font-size: 11px; margin-left: 6px; }

/* ── Text inputs ── */
.sas-field input[type="text"],
.sas-field input[type="email"],
.sas-field input[type="tel"],
.sas-field textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--sas-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--sas-text);
    background: #fff;
    transition: border-color .2s, box-shadow .2s;
    box-sizing: border-box;
    outline: none;
    font-family: inherit;
}
.sas-field input:focus, .sas-field textarea:focus {
    border-color: var(--sas-accent);
    box-shadow: 0 0 0 3px rgba(0,119,204,.12);
}
.sas-field input.sas-invalid, .sas-field textarea.sas-invalid {
    border-color: var(--sas-red);
    box-shadow: 0 0 0 3px rgba(217,48,37,.1);
}

/* ── Inline field errors ── */
.sas-field-error {
    display: none;
    font-size: 12px;
    color: var(--sas-red);
    margin-top: 5px;
    font-weight: 500;
}
.sas-field-error.visible { display: block; }

/* ── Select ── */
.sas-select-wrap { position: relative; }
.sas-select-wrap::after {
    content: '▾';
    position: absolute;
    right: 14px; top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--sas-muted);
    font-size: 16px;
}
.sas-select-wrap select {
    width: 100%;
    padding: 10px 40px 10px 14px;
    border: 1.5px solid var(--sas-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--sas-text);
    background: #fff;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    font-family: inherit;
}
.sas-select-wrap select:focus {
    border-color: var(--sas-accent);
    box-shadow: 0 0 0 3px rgba(0,119,204,.12);
}
.sas-select-wrap select.sas-invalid { border-color: var(--sas-red); }

/* ── Radio option list ── */
.sas-option-list { display: flex; flex-direction: column; gap: 8px; }
.sas-option-list--inline { flex-direction: row; flex-wrap: wrap; gap: 8px; }

.sas-option-row {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 9px 16px;
    border: 1.5px solid var(--sas-border);
    border-radius: 8px;
    background: #fff;
    transition: border-color .2s, background .2s;
    font-size: 14px;
    color: var(--sas-text);
    user-select: none;
}
.sas-option-row input[type="radio"] {
    position: absolute; opacity: 0; pointer-events: none; width: 0; height: 0;
}
.sas-radio-dot {
    width: 17px; height: 17px;
    border-radius: 50%;
    border: 2px solid var(--sas-border);
    flex-shrink: 0;
    position: relative;
    transition: border-color .2s;
}
.sas-radio-dot::after {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: 50%;
    background: transparent;
    transition: background .2s;
}
.sas-option-row:hover                    { border-color: var(--sas-accent); background: #f5f9ff; }
.sas-option-row:hover .sas-radio-dot    { border-color: var(--sas-accent); }
.sas-option-row.selected                 { border-color: var(--sas-accent); background: #e8f3fc; }
.sas-option-row.selected .sas-radio-dot { border-color: var(--sas-accent); }
.sas-option-row.selected .sas-radio-dot::after { background: var(--sas-accent); }
.sas-option-row.sas-invalid-opt         { border-color: var(--sas-red); }

.sas-option-label { font-size: 14px; line-height: 1.3; display: flex; align-items: center; gap: 7px; }

/* ── Colour swatches ── */
.sas-swatch {
    display: inline-block;
    width: 14px; height: 14px;
    border-radius: 3px;
    vertical-align: middle;
    border: 1px solid rgba(0,0,0,.18);
    flex-shrink: 0;
}
.sas-swatch-white { background: #fff; }
.sas-swatch-black { background: #111; }

/* ── Toggle ── */
.sas-toggle {
    display: flex !important;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 10px 16px;
    border: 1.5px solid var(--sas-border);
    border-radius: 8px;
    background: #fff;
    transition: border-color .2s;
    width: auto !important;
    font-size: 14px;
}
.sas-toggle:hover { border-color: var(--sas-accent); }
.sas-toggle input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.sas-toggle-track {
    width: 44px; height: 24px;
    border-radius: 12px;
    background: var(--sas-border);
    position: relative; flex-shrink: 0;
    transition: background .25s;
}
.sas-toggle-track::after {
    content: '';
    position: absolute;
    top: 3px; left: 3px;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
    transition: transform .25s;
}
.sas-toggle input:checked ~ .sas-toggle-track            { background: var(--sas-accent); }
.sas-toggle input:checked ~ .sas-toggle-track::after     { transform: translateX(20px); }
.sas-toggle-text { color: #3a4a5c; font-weight: 500; }

/* ── Tail Shape cards ── */
.sas-tail-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sas-tail-card {
    flex: 1 1 calc(20% - 8px);
    min-width: 88px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 14px 8px 12px;
    border: 2px solid var(--sas-border);
    border-radius: var(--sas-radius);
    cursor: pointer;
    background: #fff;
    transition: border-color .2s, background .2s, transform .15s, box-shadow .15s;
    text-align: center;
    position: relative;
}
.sas-tail-card input[type="radio"] {
    position: absolute; opacity: 0; pointer-events: none; width: 0; height: 0;
}
.sas-tail-card:hover {
    border-color: var(--sas-accent);
    background: #f5f9ff;
}
.sas-tail-card.selected {
    border-color: var(--sas-accent);
    background: #e8f3fc;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0,119,204,.15);
}
.sas-tail-card.sas-invalid-group { border-color: var(--sas-red); }

.sas-tail-svg {
    width: 56px; height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8ca0b4;
    transition: color .2s;
}
.sas-tail-svg svg { width: 100%; height: 100%; }
.sas-tail-card:hover .sas-tail-svg,
.sas-tail-card.selected .sas-tail-svg { color: var(--sas-accent); }

.sas-tail-label {
    font-size: 11.5px;
    font-weight: 600;
    color: #3a4a5c;
    line-height: 1.25;
}

/* ── Logo position dropdowns ── */
.sas-logo-grid { display: flex; flex-direction: column; gap: 10px; }
.sas-logo-row  { display: flex; align-items: center; gap: 14px; }
.sas-logo-side {
    font-size: 13px;
    font-weight: 600;
    color: #3a4a5c;
    width: 52px;
    flex-shrink: 0;
}
.sas-logo-row .sas-select-wrap { flex: 1; max-width: 300px; }

/* ── Glassing other ── */
#sas-glassing-other-wrap { margin-top: 10px; }
#sas-glassing-other-wrap input { max-width: 500px; }

/* ── Buttons ── */
.sas-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--sas-border);
}
.sas-btn {
    padding: 11px 26px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: background .2s, transform .15s, box-shadow .2s;
    font-family: inherit;
}
.sas-btn-next   { background: var(--sas-accent); color: #fff; }
.sas-btn-next:hover { background: #005fa3; box-shadow: 0 4px 14px rgba(0,119,204,.28); transform: translateY(-1px); }
.sas-btn-back   { background: transparent; color: var(--sas-muted); border: 1.5px solid var(--sas-border); }
.sas-btn-back:hover { background: var(--sas-light); }
.sas-btn-submit { background: var(--sas-blue); color: #fff; min-width: 160px; }
.sas-btn-submit:hover { background: #0d3560; box-shadow: 0 4px 14px rgba(10,37,64,.28); transform: translateY(-1px); }
.sas-btn-submit:disabled { opacity: .6; cursor: not-allowed; transform: none; box-shadow: none; }
.sas-btn-reset  { background: var(--sas-accent); color: #fff; margin-top: 20px; }

/* ── Summary ── */
.sas-summary {
    background: var(--sas-light);
    border: 1px solid var(--sas-border);
    border-radius: var(--sas-radius);
    padding: 20px 24px;
    margin-top: 28px;
}
.sas-summary-title { font-size: 15px; font-weight: 700; color: var(--sas-blue); margin: 0 0 14px; }
.sas-summary-grid  { display: grid; grid-template-columns: 160px 1fr; }
.sas-summary-grid span {
    padding: 6px 8px;
    border-bottom: 1px solid #e2e8f0;
    font-size: 13px;
}
.sas-summary-grid span:nth-child(odd)  { background: #eef2f7; color: var(--sas-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .3px; }
.sas-summary-grid span:nth-child(even) { color: var(--sas-text); font-weight: 500; }

/* ── Messages ── */
.sas-msg { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-top: 12px; }
.sas-msg--error { background: #fef2f2; border: 1px solid #fca5a5; color: var(--sas-red); }

/* ── Success panel ── */
.sas-success-panel { text-align: center; padding: 60px 20px; }
.sas-success-icon  { font-size: 64px; margin-bottom: 16px; }
.sas-success-panel h2 { font-size: 28px; color: var(--sas-blue); margin-bottom: 12px; }
.sas-success-panel p  { color: var(--sas-muted); font-size: 15px; margin-bottom: 8px; }
.sas-ref-display  { font-size: 16px; margin-top: 16px !important; color: var(--sas-blue) !important; }

/* ── Utility ── */
.sas-hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 540px) {
    .sas-step-label { display: none; }
    .sas-step-connector { max-width: 40px; }
    .sas-tail-card { flex: 1 1 calc(50% - 5px); }
    .sas-summary-grid { grid-template-columns: 120px 1fr; }
    .sas-option-list--inline { flex-direction: column; }
    .sas-logo-row { flex-direction: column; align-items: flex-start; }
    .sas-logo-side { width: auto; }
    .sas-logo-row .sas-select-wrap { max-width: 100%; width: 100%; }
}