@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --fz-dark:   #0D1B2E;
    --fz-cyan:   #00C2CC;
    --fz-white:  #fff;
    --fz-bg:     #F4F7FA;
    --fz-border: #E2E8F0;
    --fz-muted:  #6B7E94;
    --fz-font:   'Plus Jakarta Sans', sans-serif;
}

.fz-wrap *, .fz-wrap *::before, .fz-wrap *::after { box-sizing: border-box; margin: 0; padding: 0; }
.fz-wrap { font-family: var(--fz-font); color: var(--fz-dark); max-width: 820px; margin: 0 auto 60px; }

.fz-hero { background: var(--fz-dark); border-radius: 20px; padding: 44px 40px 36px; margin-bottom: 32px; position: relative; overflow: hidden; }
.fz-hero::before { content: ''; position: absolute; top: -80px; right: -80px; width: 300px; height: 300px; background: radial-gradient(circle, rgba(0,194,204,.15) 0%, transparent 70%); pointer-events: none; }
.fz-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(0,194,204,.12); color: var(--fz-cyan); font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; padding: 4px 12px; border-radius: 100px; border: 1px solid rgba(0,194,204,.25); margin-bottom: 14px; }
.fz-hero h2 { font-size: clamp(20px,4vw,30px); font-weight: 800; color: var(--fz-white); line-height: 1.2; letter-spacing: -.02em; margin-bottom: 8px; }
.fz-hero p { font-size: 13px; color: rgba(255,255,255,.5); }

.fz-step { display: none; padding: 0 4px; }
.fz-step.active { display: block; animation: fzIn .3s ease; }
@keyframes fzIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.fz-step h3 { font-size: clamp(18px,3vw,24px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 20px; }
.fz-hint { font-size: 13px; color: var(--fz-muted); margin-bottom: 20px; margin-top: -12px; }

.fz-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 28px; }
.fz-cards-3 { grid-template-columns: repeat(3, 1fr); }
.fz-cards-4 { grid-template-columns: repeat(4, 1fr); }
.fz-card { border: 1.5px solid var(--fz-border); border-radius: 14px; padding: 20px 16px; cursor: pointer; background: var(--fz-white); display: flex; flex-direction: column; gap: 6px; position: relative; transition: border-color .2s, transform .2s; }
.fz-card input { display: none; }
.fz-card:hover { border-color: var(--fz-cyan); transform: translateY(-1px); }
.fz-card:has(input:checked) { background: var(--fz-dark); border-color: var(--fz-dark); }
.fz-card:has(input:checked)::after { content: '✓'; position: absolute; top: 12px; right: 12px; width: 20px; height: 20px; background: var(--fz-cyan); color: var(--fz-dark); border-radius: 50%; font-size: 11px; font-weight: 800; display: flex; align-items: center; justify-content: center; line-height: 20px; text-align: center; }
.fz-card:has(input:checked) strong, .fz-card:has(input:checked) small { color: var(--fz-white); }
.fz-card:has(input:checked) .fz-dept-num { color: var(--fz-cyan); }
.fz-card-icon { font-size: 22px; }
.fz-card strong { font-size: 13px; font-weight: 700; color: var(--fz-dark); line-height: 1.3; }
.fz-card small { font-size: 11px; color: var(--fz-muted); line-height: 1.4; }
.fz-card-dept { align-items: center; text-align: center; padding: 16px 8px; }
.fz-dept-num { font-size: 22px; font-weight: 800; color: var(--fz-dark); }

.fz-label { display: block; font-size: 11px; font-weight: 700; color: var(--fz-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; }
.fz-select { width: 100%; border: 1.5px solid var(--fz-border); border-radius: 8px; padding: 11px 14px; font-family: var(--fz-font); font-size: 14px; font-weight: 500; color: var(--fz-dark); background: var(--fz-white); outline: none; }
.fz-select:focus { border-color: var(--fz-cyan); }

.fz-section { border: 1.5px solid var(--fz-border); border-radius: 14px; overflow: hidden; margin-bottom: 16px; }
.fz-section-title { background: var(--fz-dark); color: rgba(255,255,255,.7); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 10px 16px; }
.fz-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--fz-border); gap: 12px; transition: background .15s; }
.fz-row:last-child { border-bottom: none; }
.fz-row-active { background: rgba(0,194,204,.04); }
.fz-row-info { flex: 1; }
.fz-row-nom { display: block; font-size: 13px; font-weight: 600; }
.fz-row-prix { font-size: 12px; color: var(--fz-cyan); font-weight: 700; }
.fz-qty { display: flex; align-items: center; border: 1.5px solid var(--fz-border); border-radius: 8px; overflow: hidden; }
.fz-q-btn { width: 34px; height: 34px; background: var(--fz-bg); border: none; font-size: 16px; font-weight: 700; cursor: pointer; font-family: var(--fz-font); transition: background .15s; }
.fz-q-btn:hover { background: var(--fz-dark); color: var(--fz-white); }
.fz-q-val { width: 44px; height: 34px; border: none; border-left: 1px solid var(--fz-border); border-right: 1px solid var(--fz-border); text-align: center; font-size: 14px; font-weight: 700; font-family: var(--fz-font); -moz-appearance: textfield; background: var(--fz-white); }
.fz-q-val::-webkit-outer-spin-button, .fz-q-val::-webkit-inner-spin-button { -webkit-appearance: none; }

.fz-fields { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.fz-row-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fz-field { display: flex; flex-direction: column; gap: 5px; }
.fz-field label { font-size: 11px; font-weight: 700; color: var(--fz-muted); text-transform: uppercase; letter-spacing: .05em; }
.fz-field input { border: 1.5px solid var(--fz-border); border-radius: 8px; padding: 11px 14px; font-family: var(--fz-font); font-size: 14px; font-weight: 500; color: var(--fz-dark); background: var(--fz-white); outline: none; width: 100%; }
.fz-field input:focus { border-color: var(--fz-cyan); box-shadow: 0 0 0 3px rgba(0,194,204,.1); }
.fz-field input::placeholder { color: #bbc5ce; font-weight: 400; }
.fz-textarea { border: 1.5px solid var(--fz-border); border-radius: 8px; padding: 11px 14px; font-family: var(--fz-font); font-size: 14px; font-weight: 400; color: var(--fz-dark); background: var(--fz-white); outline: none; width: 100%; resize: vertical; line-height: 1.6; }
.fz-textarea:focus { border-color: var(--fz-cyan); box-shadow: 0 0 0 3px rgba(0,194,204,.1); }
.fz-textarea::placeholder { color: #bbc5ce; }

.fz-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--fz-border); gap: 12px; }
.fz-btn { display: inline-flex; align-items: center; gap: 8px; background: var(--fz-dark); color: var(--fz-white); border: none; border-radius: 100px; padding: 12px 24px; font-family: var(--fz-font); font-size: 14px; font-weight: 700; cursor: pointer; margin-left: auto; transition: background .2s, transform .2s; }
.fz-btn:hover { background: #152236; transform: translateY(-1px); }
.fz-btn-sec { background: transparent; color: var(--fz-muted); border: 1.5px solid var(--fz-border); margin-left: 0; }
.fz-btn-sec:hover { background: var(--fz-bg); color: var(--fz-dark); border-color: var(--fz-dark); transform: none; }
.fz-btn-go { background: var(--fz-cyan); color: var(--fz-dark); }
.fz-btn-go:hover { background: #00aab3; }

.fz-recap { background: var(--fz-bg); border: 1.5px solid var(--fz-border); border-radius: 10px; padding: 14px 18px; font-size: 13px; color: var(--fz-muted); margin-bottom: 20px; line-height: 1.8; }
.fz-table { width: 100%; border-collapse: collapse; font-size: 13px; border: 1.5px solid var(--fz-border); border-radius: 10px; overflow: hidden; margin-bottom: 16px; }
.fz-table thead { background: var(--fz-dark); }
.fz-table th { color: rgba(255,255,255,.6); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 10px 14px; text-align: left; }
.fz-table td { padding: 11px 14px; border-bottom: 1px solid var(--fz-border); }
.fz-table tr:last-child td { border-bottom: none; }
.fz-table tr:nth-child(even) td { background: var(--fz-bg); }
.fz-table td:last-child { font-weight: 700; color: var(--fz-cyan); }
.fz-total-box { background: var(--fz-dark); color: rgba(255,255,255,.7); padding: 16px 20px; border-radius: 12px; margin-bottom: 16px; font-size: 14px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.fz-total-box strong { font-size: 26px; font-weight: 800; color: var(--fz-cyan); }
.fz-disclaimer { background: #fffbeb; border: 1.5px solid #fde68a; border-radius: 10px; padding: 12px 16px; font-size: 12px; color: #92400e; margin-bottom: 16px; }
.fz-urgence { background: var(--fz-dark); color: var(--fz-white); border-radius: 12px; padding: 16px 20px; font-size: 14px; font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 12px; }
.fz-urgence a { color: var(--fz-cyan); text-decoration: none; font-size: 18px; font-weight: 800; }

#fz-cong-loading, #fz-int-loading { text-align: center; padding: 48px 20px; color: var(--fz-muted); }
.fz-spinner { display: inline-block; width: 28px; height: 28px; border: 2.5px solid var(--fz-border); border-top-color: var(--fz-cyan); border-radius: 50%; animation: fzSpin .8s linear infinite; margin-bottom: 12px; }
@keyframes fzSpin { to { transform: rotate(360deg); } }

@media (max-width: 640px) {
    .fz-hero { padding: 28px 20px; }
    .fz-cards { grid-template-columns: 1fr; }
    .fz-cards-3, .fz-cards-4 { grid-template-columns: 1fr 1fr; }
    .fz-row-fields { grid-template-columns: 1fr; }
}