/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --primary: #6C3CE1;
    --primary-dark: #5428C8;
    --primary-light: #EDE5FF;
    --accent: #FF6B35;
    --accent-light: #FFF0EA;
    --dark: #1A1A2E;
    --gray-900: #2D2D3F;
    --gray-700: #4A4A5A;
    --gray-500: #7A7A8A;
    --gray-300: #C4C4D0;
    --gray-100: #F4F4F8;
    --white: #FFFFFF;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --shadow: 0 4px 24px rgba(108, 60, 225, 0.08);
    --shadow-lg: 0 12px 48px rgba(108, 60, 225, 0.12);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-title--left { text-align: left; }

.section-desc {
    text-align: center;
    color: var(--gray-700);
    max-width: 640px;
    margin: 0 auto 48px;
    font-size: 1.05rem;
}

.accent { color: var(--primary); }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 600;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
    font-size: 0.95rem;
    padding: 12px 28px;
}

.btn--primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(108, 60, 225, 0.3);
}
.btn--primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 6px 24px rgba(108, 60, 225, 0.4);
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn--outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn--ghost {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}
.btn--ghost:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn--white {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.btn--white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

.btn--lg { padding: 16px 36px; font-size: 1.05rem; border-radius: var(--radius); }
.btn--sm { padding: 8px 20px; font-size: 0.85rem; }
.btn--full { width: 100%; }

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.25rem;
}

.logo__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    border-radius: var(--radius-xs);
    font-weight: 900;
    font-size: 1.1rem;
}

.logo__accent { color: var(--primary); }

.nav {
    display: flex;
    gap: 28px;
}

.nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition);
    position: relative;
}
.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}
.nav__link:hover { color: var(--primary); }
.nav__link:hover::after { width: 100%; }

.header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}
.burger--active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger--active span:nth-child(2) { opacity: 0; }
.burger--active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(160deg, var(--white) 0%, var(--primary-light) 50%, var(--white) 100%);
    overflow: hidden;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero__title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero__highlight {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: 1.1rem;
    color: var(--gray-700);
    margin-bottom: 28px;
    line-height: 1.7;
}

.hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 32px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--white);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-700);
    box-shadow: var(--shadow);
}

.badge__icon { font-size: 1rem; }

.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; }

.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 380px;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero__card-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.hero__card-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    border-radius: var(--radius-sm);
    font-weight: 900;
    font-size: 1.4rem;
}

.hero__card-name {
    font-weight: 700;
    font-size: 1.15rem;
}

.hero__card-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.hero__stat { text-align: center; }
.hero__stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}
.hero__stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

.hero__card-bar {
    height: 8px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}
.hero__card-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 2.5s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* ===== BENEFITS ===== */
.benefits {
    padding: 100px 0;
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.benefit-card {
    padding: 32px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}
.benefit-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: transparent;
}

.benefit-card__icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.benefit-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.benefit-card__text {
    color: var(--gray-700);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== WHO ===== */
.who {
    padding: 100px 0;
    background: var(--gray-100);
}

.who__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.who__desc {
    color: var(--gray-700);
    font-size: 1.05rem;
    margin: 20px 0 32px;
    line-height: 1.7;
}

.who__stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--white);
    padding: 28px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.stat-card--accent {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
}

.stat-card__value {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 4px;
}

.stat-card__label {
    font-size: 0.85rem;
    opacity: 0.85;
    font-weight: 500;
}

/* ===== HOW / STEPS ===== */
.how {
    padding: 100px 0;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 24px;
    margin-top: 48px;
}

.step {
    flex: 1;
    max-width: 320px;
    text-align: center;
    padding: 32px 24px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}
.step:hover { box-shadow: var(--shadow-lg); border-color: transparent; }

.step__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.step__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.step__text {
    color: var(--gray-700);
    font-size: 0.9rem;
}

.step__arrow {
    font-size: 2rem;
    color: var(--gray-300);
    align-self: center;
    margin-top: 20px;
}

.steps__cta {
    text-align: center;
    margin-top: 40px;
}

/* ===== LOYALTY ===== */
.loyalty {
    padding: 100px 0;
    background: var(--gray-100);
}

.loyalty__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 48px;
}

.loyalty-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.loyalty-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.loyalty-card__icon { font-size: 2.5rem; margin-bottom: 16px; }
.loyalty-card__title { font-size: 1.25rem; font-weight: 700; margin-bottom: 12px; }
.loyalty-card__text { color: var(--gray-700); line-height: 1.7; }

/* ===== FEATURES ===== */
.features {
    padding: 100px 0;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.feature-card {
    padding: 28px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
    text-align: center;
}
.feature-card:hover { box-shadow: var(--shadow-lg); border-color: transparent; transform: translateY(-4px); }

.feature-card__icon { font-size: 2.5rem; margin-bottom: 12px; }
.feature-card__title { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.feature-card__text { color: var(--gray-700); font-size: 0.88rem; line-height: 1.6; }

/* ===== PRICING ===== */
.pricing {
    padding: 100px 0;
    background: var(--gray-100);
}

.pricing__toggle {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 32px 0 48px;
    background: var(--white);
    padding: 6px;
    border-radius: 50px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--shadow);
}

.pricing__btn {
    padding: 10px 28px;
    border: none;
    background: transparent;
    border-radius: 50px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--gray-700);
    transition: var(--transition);
}

.pricing__btn--active {
    background: var(--primary);
    color: var(--white);
}

.pricing__discount {
    background: var(--accent);
    color: var(--white);
    padding: 2px 8px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.pricing__grid--hidden { display: none; }

.price-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.price-card--popular {
    border: 2px solid var(--primary);
    transform: scale(1.04);
}
.price-card--popular:hover { transform: scale(1.04) translateY(-4px); }

.price-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    padding: 4px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
}

.price-card__header { text-align: center; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--gray-100); }
.price-card__name { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--gray-700); }
.price-card__price { font-size: 1.75rem; font-weight: 900; color: var(--dark); }
.price-card__price s { color: var(--gray-500); font-size: 1.1rem; font-weight: 500; }
.price-card__sub { font-size: 0.85rem; color: var(--gray-500); margin-top: 4px; }

.price-card__features {
    margin-bottom: 20px;
}
.price-card__features li {
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--gray-700);
    position: relative;
    padding-left: 24px;
}
.price-card__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.price-card__note {
    font-size: 0.78rem;
    color: var(--gray-500);
    margin-bottom: 20px;
    font-style: italic;
}

/* ===== FAQ ===== */
.faq {
    padding: 100px 0;
}

.faq__list {
    max-width: 760px;
    margin: 48px auto 0;
}

.faq__item {
    border-bottom: 1px solid var(--gray-100);
}

.faq__question {
    padding: 20px 0;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
    transition: var(--transition);
}
.faq__question:hover { color: var(--primary); }
.faq__question::-webkit-details-marker { display: none; }
.faq__question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--gray-500);
    transition: var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}
details[open] .faq__question::after {
    transform: rotate(45deg);
    color: var(--primary);
}

.faq__answer {
    padding: 0 0 20px;
    color: var(--gray-700);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== CTA ===== */
.cta {
    padding: 80px 0;
}

.cta__inner {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius);
    padding: 64px 48px;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.cta__inner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.06);
    border-radius: 50%;
}
.cta__inner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.04);
    border-radius: 50%;
}

.cta__title {
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.cta__text {
    font-size: 1.05rem;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.cta .btn { position: relative; z-index: 1; }

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--gray-300);
    padding: 60px 0 0;
}

.footer__inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.logo--footer .logo__text { color: var(--white); }
.logo--footer .logo__accent { color: var(--primary-light); }

.footer__desc {
    margin-top: 12px;
    font-size: 0.88rem;
    line-height: 1.6;
}

.footer__heading {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer__links a {
    font-size: 0.88rem;
    transition: var(--transition);
}
.footer__links a:hover { color: var(--white); }

.footer__contact p {
    font-size: 0.88rem;
    line-height: 1.8;
}

.footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 24px;
    font-size: 0.82rem;
    text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero__inner { grid-template-columns: 1fr; text-align: center; }
    .hero__badges { justify-content: center; }
    .hero__cta { justify-content: center; }
    .hero__visual { order: -1; }
    .hero__card { max-width: 340px; }

    .benefits__grid { grid-template-columns: repeat(2, 1fr); }
    .features__grid { grid-template-columns: repeat(2, 1fr); }
    .pricing__grid { grid-template-columns: repeat(2, 1fr); }
    .pricing__grid .price-card:last-child { grid-column: 1 / -1; max-width: 400px; justify-self: center; }

    .who__inner { grid-template-columns: 1fr; text-align: center; }
    .section-title--left { text-align: center; }
    .who__text .btn { margin-top: 8px; }

    .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        border-bottom-left-radius: var(--radius);
        border-bottom-right-radius: var(--radius);
    }
    .nav--open { display: flex; }
    .burger { display: flex; }
    .header__actions .btn--outline { display: none; }

    .hero { padding: 120px 0 60px; }
    .hero__title { font-size: 1.75rem; }

    .benefits__grid,
    .features__grid { grid-template-columns: 1fr; }

    .steps { flex-direction: column; align-items: center; }
    .step__arrow { transform: rotate(90deg); margin: 0; }

    .loyalty__grid { grid-template-columns: 1fr; }

    .pricing__grid { grid-template-columns: 1fr; }
    .price-card--popular { transform: none; }
    .price-card--popular:hover { transform: translateY(-4px); }
    .pricing__grid .price-card:last-child { max-width: none; }

    .who__stats { grid-template-columns: 1fr 1fr; }

    .cta__inner { padding: 40px 24px; }

    .footer__inner { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
    .hero__badges { flex-direction: column; align-items: center; }
    .hero__cta { flex-direction: column; }
    .hero__cta .btn { width: 100%; }
    .who__stats { grid-template-columns: 1fr; }
    .pricing__toggle { flex-direction: column; border-radius: var(--radius-sm); }
}