/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --red: #E44C4C;
    --red-dark: #c93535;
    --red-light: #fce8e8;
    --accent: #FF8C42;
    --accent-light: #fff3eb;
    --dark: #1E1E2E;
    --dark2: #2B2D42;
    --gray: #6b7280;
    --gray-light: #f3f4f6;
    --white: #ffffff;
    --radius: 16px;
    --shadow: 0 8px 32px rgba(30,30,46,.08);
    --shadow-lg: 0 16px 48px rgba(228,76,76,.15);
}
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'Open Sans', sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ===== UTILITY ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    line-height: 1.25;
}
.section-title span { color: var(--red); }
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 16px 36px; border-radius: 50px;
    font-family: inherit; font-size: 1rem; font-weight: 700;
    cursor: pointer; border: none; transition: .3s;
}
.btn-primary {
    background: var(--red); color: var(--white);
    box-shadow: 0 6px 24px rgba(228,76,76,.35);
}
.btn-primary:hover { background: var(--red-dark); transform: translateY(-2px); box-shadow: 0 10px 32px rgba(228,76,76,.45); }
.btn-outline {
    background: transparent; color: var(--red);
    border: 2px solid var(--red);
}
.btn-outline:hover { background: var(--red); color: var(--white); }

/* ===== HEADER ===== */
header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 100;
    background: rgba(255,255,255,.92); backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,.06);
    transition: .3s;
}
header .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
}
.logo {
    font-size: 1.35rem; font-weight: 800; color: var(--dark);
    display: flex; align-items: center; gap: 6px;
}
.logo .logo-qr { color: var(--red); }
.logo .logo-builder { color: var(--dark); }
nav { display: flex; align-items: center; gap: 32px; }
nav a { font-weight: 600; font-size: .9rem; color: var(--dark2); transition: .2s; }
nav a:hover { color: var(--red); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: .3s; }

/* ===== HERO (Screen 1) ===== */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    background: linear-gradient(135deg, var(--white) 60%, var(--red-light) 100%);
    position: relative; overflow: hidden;
    padding-top: 72px;
}
.hero::after {
    content: ''; position: absolute; top: -30%; right: -15%;
    width: 700px; height: 700px; border-radius: 50%;
    background: radial-gradient(circle, rgba(228,76,76,.07) 0%, transparent 70%);
    pointer-events: none;
}
.hero .container {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
    align-items: center; position: relative; z-index: 1;
}
.hero-text h1 {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 800; line-height: 1.2; margin-bottom: 24px;
}
.hero-text h1 span { color: var(--red); display: inline; }
.hero-text p { font-size: 1.15rem; color: var(--gray); margin-bottom: 36px; max-width: 480px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-qr {
    display: flex; align-items: center; justify-content: center;
}
.qr-card {
    background: var(--white); border-radius: var(--radius); padding: 32px;
    box-shadow: var(--shadow-lg); position: relative;
    display: flex; flex-direction: column; align-items: center; gap: 20px;
    transition: transform .4s;
}
.qr-card:hover { transform: translateY(-6px) rotate(1deg); }
.qr-card img { width: 240px; height: 240px; border-radius: 8px; }
.qr-card .qr-label {
    font-size: .85rem; font-weight: 600; color: var(--gray);
    background: var(--gray-light); padding: 6px 16px; border-radius: 50px;
}
.qr-badge {
    position: absolute; top: -12px; right: -12px;
    background: var(--accent); color: var(--white);
    font-size: .75rem; font-weight: 700; padding: 6px 14px;
    border-radius: 50px;
}
.floating-tag {
    position: absolute; background: var(--white); padding: 10px 18px;
    border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,.1);
    font-size: .8rem; font-weight: 700; display: flex; align-items: center; gap: 8px;
    animation: float 3s ease-in-out infinite;
}
.floating-tag.t1 { bottom: -20px; left: -30px; animation-delay: 0s; }
.floating-tag.t2 { top: 10px; left: -50px; animation-delay: 1s; }
.floating-tag .dot { width: 10px; height: 10px; border-radius: 50%; }
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ===== AUDIENCE (Screen 2) ===== */
.audience { background: var(--white); }
.audience-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 28px;
}
.audience-card {
    background: var(--gray-light); border-radius: var(--radius); padding: 36px 28px;
    text-align: center; transition: .3s; border: 2px solid transparent;
}
.audience-card:hover { border-color: var(--red); transform: translateY(-4px); box-shadow: var(--shadow); }
.audience-icon {
    width: 68px; height: 68px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px; font-size: 1.8rem;
}
.audience-card:nth-child(1) .audience-icon { background: var(--red-light); color: var(--red); }
.audience-card:nth-child(2) .audience-icon { background: var(--accent-light); color: var(--accent); }
.audience-card:nth-child(3) .audience-icon { background: #e8f0fe; color: #4C7EE4; }
.audience-card:nth-child(4) .audience-icon { background: #e8faf0; color: #2ecc71; }
.audience-card h3 { font-size: 1.05rem; font-weight: 700; }

/* ===== WHY (Screen 3) ===== */
.why { background: var(--dark); color: var(--white); }
.why .section-title span { color: var(--accent); }
.why-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}
.why-card {
    background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08);
    border-radius: var(--radius); padding: 36px 28px;
    transition: .3s; position: relative; overflow: hidden;
}
.why-card::before {
    content: ''; position: absolute; top: 0; left: 0;
    width: 4px; height: 100%; background: var(--red); border-radius: 4px 0 0 4px;
    transform: scaleY(0); transition: .3s; transform-origin: top;
}
.why-card:hover::before { transform: scaleY(1); }
.why-card:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); }
.why-card .num {
    font-size: 2.4rem; font-weight: 800; color: var(--red);
    opacity: .3; margin-bottom: 12px;
}
.why-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.why-card p { font-size: .9rem; color: rgba(255,255,255,.65); line-height: 1.7; }

/* ===== BENEFITS (Screen 4) ===== */
.benefits { background: var(--white); }
.benefits-list {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px; max-width: 900px; margin: 0 auto;
}
.benefit-item {
    display: flex; gap: 16px; align-items: flex-start;
    background: var(--gray-light); padding: 24px; border-radius: 12px;
    transition: .3s;
}
.benefit-item:hover { box-shadow: var(--shadow); transform: translateX(4px); }
.benefit-check {
    flex-shrink: 0; width: 36px; height: 36px; border-radius: 50%;
    background: var(--red); color: var(--white);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 1.1rem;
}
.benefit-item p { font-size: .95rem; font-weight: 600; }

/* ===== PRICING (Screen 5) ===== */
.pricing {
    background: linear-gradient(135deg, var(--red) 0%, #d63939 50%, var(--accent) 100%);
    color: var(--white); text-align: center;
}
.pricing .section-title { color: var(--white); }
.pricing .section-title span { color: var(--white); opacity: .85; }
.price-card {
    display: inline-block; background: var(--white); color: var(--dark);
    border-radius: var(--radius); padding: 52px 80px; box-shadow: 0 20px 60px rgba(0,0,0,.2);
    position: relative; width: 100%; max-width: 620px;
}
.price-card .price-label { font-size: 1rem; font-weight: 600; color: var(--gray); margin-bottom: 8px; }
.price-card .price-value {
    font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800; color: var(--red);
    margin-bottom: 8px;
}
.price-card .price-value small { font-size: .5em; font-weight: 600; }
.price-card .price-period { font-size: .95rem; color: var(--gray); margin-bottom: 28px; }
.price-card .price-feature {
    display: flex; align-items: center; gap: 10px; font-size: .95rem;
    margin-bottom: 10px; text-align: left;
}
.price-card .price-feature .pf-icon { color: var(--red); font-weight: 800; }
.price-card .btn { margin-top: 28px; width: 100%; justify-content: center; }
.price-tag {
    position: absolute; top: -16px; right: -16px;
    background: var(--accent); color: var(--white);
    font-weight: 800; font-size: .8rem;
    padding: 8px 20px; border-radius: 50px;
    box-shadow: 0 4px 16px rgba(255,140,66,.4);
}

/* ===== FAQ (Screen 6) ===== */
.faq { background: var(--gray-light); }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
    background: var(--white); border-radius: 12px; margin-bottom: 12px;
    overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,.04);
}
.faq-question {
    display: flex; align-items: center; justify-content: space-between;
    padding: 22px 28px; cursor: pointer; font-weight: 700;
    font-size: 1rem; transition: .2s; gap: 12px; user-select: none;
}
.faq-question:hover { color: var(--red); }
.faq-toggle {
    flex-shrink: 0; width: 32px; height: 32px; border-radius: 50%;
    background: var(--red-light); color: var(--red);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; font-weight: 700; transition: .3s;
}
.faq-item.active .faq-toggle { background: var(--red); color: var(--white); transform: rotate(45deg); }
.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s;
    padding: 0 28px; color: var(--gray); font-size: .95rem; line-height: 1.7;
}
.faq-item.active .faq-answer { max-height: 300px; padding: 0 28px 22px; }

/* ===== CONTACT (Screen 7) ===== */
.contact { background: var(--white); }
.contact-wrapper {
    max-width: 960px; margin: 0 auto;
    background: var(--gray-light); border-radius: var(--radius);
    padding: 56px 52px; box-shadow: var(--shadow);
    border: 1px solid rgba(0,0,0,.04);
}
.form-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 8px; }
.form-group input,
.form-group textarea {
    width: 100%; padding: 16px 20px; border-radius: 12px;
    border: 2px solid #e5e7eb; font-family: inherit; font-size: 1rem;
    transition: .2s; background: var(--white); outline: none;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--red); box-shadow: 0 0 0 4px rgba(228,76,76,.1); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-check {
    display: flex; align-items: flex-start; gap: 12px; margin-bottom: 32px;
}
.form-check input[type="checkbox"] {
    width: 22px; height: 22px; accent-color: var(--red);
    margin-top: 2px; flex-shrink: 0; cursor: pointer;
}
.form-check label { font-size: .88rem; color: var(--gray); cursor: pointer; line-height: 1.5; }
.form-check label a { color: var(--red); text-decoration: underline; }
.contact .btn { min-width: 280px; justify-content: center; font-size: 1.08rem; padding: 18px 40px; }
.form-actions { text-align: center; }

/* ===== FOOTER ===== */
footer {
    background: var(--dark); color: rgba(255,255,255,.5);
    padding: 40px 24px 32px; font-size: .85rem;
}
.footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; flex-wrap: wrap; align-items: center;
    justify-content: space-between; gap: 16px;
}
.footer-brand {
    display: flex; flex-direction: column; gap: 6px;
}
.footer-brand .footer-logo {
    font-size: 1.15rem; font-weight: 800; color: var(--white);
}
.footer-brand .footer-logo span { color: var(--red); }
.footer-links {
    display: flex; gap: 24px; flex-wrap: wrap; align-items: center;
}
.footer-links a {
    color: rgba(255,255,255,.55); transition: .2s; font-size: .85rem;
}
.footer-links a:hover { color: var(--white); }
.footer-made {
    width: 100%; text-align: center; margin-top: 24px;
    padding-top: 20px; border-top: 1px solid rgba(255,255,255,.08);
    font-size: .82rem; color: rgba(255,255,255,.35);
}
.footer-made a {
    color: var(--red); font-weight: 700; transition: .2s;
}
.footer-made a:hover { color: var(--accent); }

/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed; bottom: 0; left: 0; width: 100%; z-index: 9999;
    background: var(--dark); color: rgba(255,255,255,.85);
    padding: 0; transform: translateY(100%);
    transition: transform .5s ease;
    box-shadow: 0 -4px 32px rgba(0,0,0,.25);
}
.cookie-banner.show { transform: translateY(0); }
.cookie-inner {
    max-width: 1200px; margin: 0 auto; padding: 20px 24px;
    display: flex; align-items: center; justify-content: space-between;
    gap: 20px; flex-wrap: wrap;
}
.cookie-text { font-size: .88rem; line-height: 1.6; flex: 1; min-width: 240px; }
.cookie-text a { color: var(--red); text-decoration: underline; }
.cookie-actions { display: flex; gap: 12px; flex-shrink: 0; }
.cookie-btn {
    padding: 10px 28px; border-radius: 50px; font-family: inherit;
    font-size: .88rem; font-weight: 700; cursor: pointer; border: none; transition: .3s;
}
.cookie-btn-accept { background: var(--red); color: var(--white); }
.cookie-btn-accept:hover { background: var(--red-dark); }
.cookie-btn-decline {
    background: transparent; color: rgba(255,255,255,.6);
    border: 1px solid rgba(255,255,255,.2);
}
.cookie-btn-decline:hover { color: var(--white); border-color: rgba(255,255,255,.5); }

/* ===== ANIMATIONS ===== */
.reveal {
    opacity: 0; transform: translateY(40px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero-text p { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-qr { margin-top: 40px; }
    .floating-tag { display: none; }
    nav { display: none; }
    .hamburger { display: flex; }
    nav.open {
        display: flex; flex-direction: column; position: absolute;
        top: 72px; left: 0; width: 100%; background: var(--white);
        padding: 24px; gap: 20px; box-shadow: 0 8px 24px rgba(0,0,0,.08);
    }
    .benefits-list { grid-template-columns: 1fr; }
    .price-card { padding: 36px 28px; }
    .contact-wrapper { padding: 32px 20px; }
    .form-row { grid-template-columns: 1fr; }
    .section { padding: 72px 0; }
    .footer-inner { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; }
    .cookie-inner { flex-direction: column; text-align: center; }
    .cookie-actions { width: 100%; justify-content: center; }
}