/* ── Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#1a1a1a;
    --card:#242424;
    --surface:#2e2e2e;
    --border:#3a3a3a;
    --text:#f0f0f0;
    --text-muted:#a0a0a0;
    --accent:#FF8C00;
    --accent-light:rgba(255,140,0,.12);
    --accent-dark:#cc7000;
    --cta-top:#FF8C00;
    --cta-bot:#E67800;
    --cta-pulse:rgba(255,140,0,.35);
    --green:#4CAF50;
    --green-bg:rgba(76,175,80,.1);
    --red:#FF4444;
    --yellow:#FFD600;
    --shadow:0 2px 16px rgba(0,0,0,.3);
    --shadow-lg:0 8px 40px rgba(0,0,0,.4);
    --radius:14px;
    --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);font-size:18.4px;line-height:1.55;color:var(--text);background:var(--bg);min-height:100vh}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none}
.page-wrap{max-width:480px;margin:0 auto;background:var(--card);overflow:hidden}
@media(min-width:520px){.page-wrap{box-shadow:var(--shadow-lg);border-radius:24px;margin-top:20px;margin-bottom:20px}}

/* ── Diagonal stripe accent ── */
.stripe-accent{height:6px;background:repeating-linear-gradient(-45deg,var(--accent),var(--accent) 10px,var(--yellow) 10px,var(--yellow) 20px)}

/* ── Hero ── */
.hero{position:relative;background:var(--card);padding-bottom:28px;text-align:center}
.hero-video{width:100%;display:block;object-fit:cover;max-height:500px;background:#000}
.hero h1{font-size:26px;font-weight:900;line-height:1.25;padding:0 18px;margin-top:20px;text-transform:uppercase;letter-spacing:1px;color:#fff}
.hero h1 .hl{color:var(--accent)}
.hero-sub{color:var(--text-muted);font-size:16px;padding:0 18px;margin-top:10px;line-height:1.5;font-weight:500}

/* ── Price Block ── */
.price-block{display:flex;align-items:center;justify-content:center;gap:14px;margin:18px 16px 0;padding:16px;background:var(--surface);border:2px solid var(--accent);border-radius:var(--radius);position:relative}
.price-old{text-align:center}.price-old .label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-weight:600}.price-old .val{font-size:22px;text-decoration:line-through;color:var(--text-muted);font-weight:600}
.price-divider{width:2px;height:40px;background:var(--accent);opacity:.4}
.price-new{text-align:center}.price-new .label{font-size:12px;color:var(--accent);text-transform:uppercase;letter-spacing:.5px;font-weight:700}.price-new .val{font-size:32px;font-weight:900;color:var(--accent)}.price-new .val small{font-size:18px;font-weight:700}
.discount-tag{display:inline-block;background:var(--red);color:#fff;font-weight:800;font-size:14px;padding:5px 12px;border-radius:8px;animation:pulse-tag 2s infinite}
@keyframes pulse-tag{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}

/* ── Trust Badges ── */
.trust-badges{display:flex;justify-content:center;gap:6px;margin:16px 16px 0;flex-wrap:wrap}
.trust-badge{display:flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:8px 12px;font-size:13px;color:var(--text-muted);font-weight:600}
.trust-badge .icon{font-size:16px}
.trust-badge--nails{border-color:var(--accent);background:var(--accent-light);color:var(--accent)}

/* ── CTA Button ── */
.btn-cta{display:block;width:calc(100% - 32px);margin:18px auto 0;padding:18px 20px;background:linear-gradient(180deg,var(--cta-top),var(--cta-bot));border:none;border-bottom:3px solid var(--accent-dark);border-radius:14px;font-family:var(--font);font-size:18px;font-weight:800;color:#fff;text-align:center;cursor:pointer;text-transform:uppercase;letter-spacing:1px;box-shadow:0 4px 24px var(--cta-pulse);position:relative;overflow:hidden;transition:transform .15s}
.btn-cta:active{transform:translateY(2px);box-shadow:none}
.btn-cta::after{content:'';position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.18),transparent);animation:shimmer 2.8s infinite}
@keyframes shimmer{0%{left:-100%}100%{left:200%}}

/* ── Sections ── */
.section{padding:32px 18px}
.section-alt{background:var(--surface)}
.section-title{font-size:23px;font-weight:900;text-align:center;margin-bottom:18px;line-height:1.25;text-transform:uppercase;letter-spacing:.5px}
.section-title span{color:var(--accent)}
.desc-text{font-size:16px;color:var(--text-muted);text-align:center;line-height:1.6;margin-bottom:18px;font-weight:500}

/* ── Gallery ── */
.gallery-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
.gallery-grid img{border-radius:12px;width:100%;aspect-ratio:1/1;object-fit:cover;box-shadow:var(--shadow)}
.gallery-full{margin-bottom:14px}
.gallery-full img,.gallery-full video{border-radius:12px;width:100%;box-shadow:var(--shadow);object-fit:cover}
.action-single{margin-bottom:14px}
.action-single img{border-radius:12px;width:100%;box-shadow:var(--shadow);object-fit:cover}

/* ── Use case cards ── */
.usecase-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
.usecase-card{background:var(--accent-light);border:1px solid rgba(255,140,0,.25);border-radius:var(--radius);padding:18px 14px;text-align:center;transition:transform .2s}
.usecase-card:active{transform:scale(.97)}
.usecase-card .uc-icon{font-size:36px;margin-bottom:8px}
.usecase-card .uc-title{font-weight:800;font-size:15px;margin-bottom:4px;color:var(--accent);text-transform:uppercase}
.usecase-card .uc-text{font-size:13px;color:var(--text-muted);line-height:1.45}

/* ── Features grid ── */
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 14px;text-align:center;box-shadow:var(--shadow);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent)}
.feature-card .f-icon{font-size:32px;margin-bottom:8px}
.feature-card .f-title{font-weight:800;font-size:15px;margin-bottom:4px;text-transform:uppercase}
.feature-card .f-desc{font-size:13px;color:var(--text-muted);line-height:1.45}

/* ── Specs list ── */
.specs-list{list-style:none}.specs-list li{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--border);font-size:16px}.specs-list li:last-child{border-bottom:none}.specs-list .spec-label{color:var(--text-muted);font-weight:600}.specs-list .spec-value{font-weight:700;text-align:right}

/* ── Kit Block ── */
.kit-block{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:18px}
.kit-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);font-size:16px;font-weight:600}
.kit-item:last-child{border-bottom:none}
.kit-item .kit-icon{font-size:24px;width:40px;text-align:center;flex-shrink:0}
.kit-item .kit-name{flex:1}
.kit-item .kit-check{color:var(--green);font-weight:800;font-size:18px}

/* ── Nails promo banner ── */
.nails-banner{background:linear-gradient(135deg,rgba(255,140,0,.15),rgba(255,214,0,.1));border:2px solid var(--accent);border-radius:var(--radius);padding:22px;text-align:center;margin:18px 0;position:relative;overflow:hidden}
.nails-banner::before{content:'🔩';font-size:80px;opacity:.06;position:absolute;top:-10px;right:-10px;transform:rotate(15deg)}
.nails-banner .nb-title{font-size:19px;font-weight:900;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.nails-banner .nb-text{font-size:15px;color:var(--text-muted);margin-bottom:4px;font-weight:500}
.nails-banner .nb-price{font-size:26px;font-weight:900;color:var(--accent)}
.nails-banner .nb-note{font-size:13px;color:var(--text-muted);margin-top:6px}

/* ── Reviews ── */
.review-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:14px;box-shadow:var(--shadow)}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:44px;height:44px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-weight:bold;font-size:18px;color:#fff}
.review-info .review-name{font-weight:800;font-size:16px}.review-info .review-stars{color:var(--accent);font-size:15px;letter-spacing:2px}
.review-text{font-size:15px;color:var(--text-muted);line-height:1.5;margin-bottom:12px;font-weight:500}
.review-photo{border-radius:12px;max-height:300px;object-fit:cover;width:100%}

/* ── Steps ── */
.steps-list{counter-reset:step;list-style:none}.steps-list li{display:flex;align-items:flex-start;gap:14px;margin-bottom:18px}.steps-list li:last-child{margin-bottom:0}
.step-num{counter-increment:step;flex-shrink:0;width:40px;height:40px;border-radius:50%;background:var(--accent);color:#fff;font-weight:900;font-size:18px;display:flex;align-items:center;justify-content:center}.step-num::after{content:counter(step)}
.step-content .step-title{font-weight:800;font-size:16px;margin-bottom:3px}.step-content .step-desc{font-size:15px;color:var(--text-muted);font-weight:500}

/* ── Guarantee ── */
.guarantee-block{background:var(--green-bg);border:2px solid rgba(76,175,80,.25);border-radius:var(--radius);padding:22px;text-align:center}
.guarantee-block .g-icon{font-size:40px;margin-bottom:10px}.guarantee-block .g-title{font-weight:800;font-size:19px;margin-bottom:6px;color:var(--green)}.guarantee-block .g-text{font-size:15px;color:var(--text-muted);line-height:1.5;font-weight:500}

/* ── Form ── */
.form-section{background:linear-gradient(180deg,var(--surface) 0%,var(--bg) 100%);padding:32px 18px 40px}
.form-wrap{background:var(--card);border:2px solid var(--accent);border-radius:20px;padding:26px 22px;box-shadow:0 0 40px var(--cta-pulse)}
.form-title{text-align:center;font-size:23px;font-weight:900;text-transform:uppercase;margin-bottom:5px;color:#fff}.form-subtitle{text-align:center;font-size:15px;color:var(--text-muted);margin-bottom:20px;font-weight:500}
.form-group{margin-bottom:14px}.form-group label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}
.form-input{width:100%;padding:15px 16px;background:var(--surface);border:2px solid var(--border);border-radius:12px;font-family:var(--font);font-size:17px;color:var(--text);outline:none;font-weight:500}.form-input:focus{border-color:var(--accent)}.form-input::placeholder{color:#666}
.form-select{width:100%;padding:15px 16px;background:var(--surface);border:2px solid var(--border);border-radius:12px;font-family:var(--font);font-size:17px;color:var(--text);outline:none;appearance:auto;-webkit-appearance:auto;cursor:pointer;font-weight:500}.form-select:focus{border-color:var(--accent)}

/* ── Nails quantity selector ── */
.nails-qty-wrap{margin-bottom:14px}
.nails-qty-wrap > label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}
.nails-qty-row{display:flex;align-items:center;gap:0;border-radius:12px;overflow:hidden;border:2px solid var(--accent);background:var(--surface)}
.nails-qty-btn{width:56px;height:56px;border:none;background:var(--accent);color:#fff;font-size:28px;font-weight:900;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s;user-select:none;-webkit-user-select:none;font-family:var(--font)}
.nails-qty-btn:active{background:var(--accent-dark)}
.nails-qty-display{flex:1;text-align:center;font-size:17px;font-weight:700;color:var(--text);line-height:1.3;padding:6px 0}
.nails-qty-display .nqd-count{font-size:22px;color:var(--accent);display:block}
.nails-qty-display .nqd-info{font-size:12px;color:var(--text-muted);display:block;font-weight:500}
.nails-qty-display .nqd-price{font-size:14px;color:var(--accent);display:block;font-weight:700;margin-top:2px}

/* ── Price calculator ── */
.price-calc{background:var(--surface);border:2px solid var(--accent);border-radius:var(--radius);padding:18px;margin-bottom:18px}
.price-calc .pc-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:16px;font-weight:600}
.price-calc .pc-row.pc-total{border-top:3px solid var(--accent);margin-top:10px;padding-top:14px;font-size:22px;font-weight:900;color:var(--accent)}
.price-calc .pc-label{color:var(--text-muted)}.price-calc .pc-value{font-weight:700;color:var(--text)}
.price-calc .pc-total .pc-value{color:var(--accent)}

/* ── Submit button ── */
.btn-submit{display:block;width:100%;padding:18px;background:linear-gradient(180deg,var(--cta-top),var(--cta-bot));border:none;border-bottom:3px solid var(--accent-dark);border-radius:14px;font-family:var(--font);font-size:18px;font-weight:800;color:#fff;cursor:pointer;text-transform:uppercase;letter-spacing:1px;box-shadow:0 4px 24px var(--cta-pulse);position:relative;overflow:hidden;transition:transform .15s}
.btn-submit::after{content:'';position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.18),transparent);animation:shimmer 2.8s infinite}
.btn-submit:active{transform:translateY(2px)}.btn-submit:disabled{opacity:.5;cursor:not-allowed}

/* ── FAQ ── */
.faq-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;overflow:hidden;background:var(--surface)}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:16px;cursor:pointer;font-weight:700;font-size:16px;color:var(--text)}.faq-q:hover{background:var(--card)}.faq-q .faq-arrow{font-size:18px;transition:transform .3s;color:var(--text-muted)}.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s;font-size:15px;color:var(--text-muted);line-height:1.6;font-weight:500}.faq-item.open .faq-a{max-height:500px}.faq-a-inner{padding:0 16px 16px}

/* ── Footer ── */
.footer{padding:22px 18px;text-align:center;font-size:13px;color:var(--text-muted);border-top:1px solid var(--border)}
.legal-links{margin-top:8px}.legal-links a{display:inline-block;margin:3px 5px;font-size:12px;color:var(--text-muted);text-decoration:underline}

/* ── Sticky CTA ── */
.sticky-cta{position:fixed;bottom:0;left:0;right:0;z-index:100;padding:12px 16px;background:rgba(30,30,30,.96);backdrop-filter:blur(12px);border-top:2px solid var(--accent);transform:translateY(100%);transition:transform .3s;display:flex;align-items:center;justify-content:center;gap:14px;box-shadow:0 -4px 24px rgba(0,0,0,.4)}.sticky-cta.visible{transform:translateY(0)}
.sticky-cta .sticky-price{font-size:20px;font-weight:900;color:var(--accent)}.sticky-cta .sticky-old{font-size:14px;text-decoration:line-through;color:var(--text-muted)}
.sticky-cta .btn-sticky{flex:1;max-width:240px;padding:14px 16px;background:linear-gradient(180deg,var(--cta-top),var(--cta-bot));border:none;border-radius:10px;font-family:var(--font);font-size:15px;font-weight:800;color:#fff;cursor:pointer;text-transform:uppercase;letter-spacing:.5px}
@media(min-width:520px){.sticky-cta{max-width:480px;left:50%;right:auto;transform:translate(-50%,100%);border-radius:14px 14px 0 0}.sticky-cta.visible{transform:translate(-50%,0)}}

/* ── Reveal animation ── */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}.reveal.visible{opacity:1;transform:translateY(0)}

/* ── Video wrapper ── */
.video-wrap{margin-bottom:14px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.video-wrap video{width:100%;display:block}

/* ── Counter badge ── */
.counter-badge{display:inline-flex;align-items:center;gap:6px;background:var(--accent);color:#fff;font-weight:800;font-size:14px;padding:6px 14px;border-radius:20px;margin-bottom:12px}
.counter-badge .cb-icon{font-size:16px}