:root {
    --primary: #ee4d2d;
    --primary-hover: #d73211;
    --secondary: #262626;
    --text-color: #333;
    --text-light: #666;
    --bg-light: #f9f9f9;
    --bg-white: #ffffff;
    --border-color: #e5e5e5;
    --accent-green: #00bfa5;
    --accent-yellow: #ffc107;
    --accent-red: #ff5252;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --container-width: 1200px;
    --nav-height: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(to right, var(--primary), var(--accent-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    gap: 8px;
}

.btn--primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 14px rgba(238, 77, 45, 0.4);
}

.btn--primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(238, 77, 45, 0.6);
}

.btn--secondary {
    background-color: transparent;
    color: var(--primary);
    border: 1px solid transparent;
}

.btn--secondary:hover {
    background-color: rgba(238, 77, 45, 0.05);
    text-decoration: underline;
}

.btn--outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.btn--outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn--lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

.btn--block {
    width: 100%;
}

/* Header */
.header {
    height: var(--nav-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.header__container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary);
    letter-spacing: -0.5px;
}

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

.nav__list {
    display: flex;
    gap: 32px;
}

.nav__link {
    font-weight: 500;
    color: var(--text-color);
    position: relative;
}

.nav__link:hover {
    color: var(--primary);
}

.header__actions {
    display: flex;
    gap: 16px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary);
}

/* Hero Section */
.hero {
    padding-top: calc(var(--nav-height) + 60px);
    padding-bottom: 100px;
    background: radial-gradient(circle at top right, rgba(238, 77, 45, 0.05), transparent 40%);
}

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

.hero__content {
    max-width: 600px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(238, 77, 45, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero__title {
    font-size: 3.5rem;
    color: var(--secondary);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero__description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 32px;
}

.hero__buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero__stats {
    display: flex;
    gap: 48px;
    border-top: 1px solid var(--border-color);
    padding-top: 32px;
}

.stat__number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary);
}

.stat__label {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Mockup Animation */
.mockup {
    position: relative;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s ease;
    border: 1px solid var(--border-color);
}

.mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup__header {
    background: #f1f3f5;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

.mockup__dots {
    display: flex;
    gap: 6px;
}

.mockup__dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ddd;
}

.mockup__dots span:nth-child(1) { background: #ff5f57; }
.mockup__dots span:nth-child(2) { background: #ffbd2e; }
.mockup__dots span:nth-child(3) { background: #28c940; }

.mockup__screen {
    padding: 20px;
    background: #fff;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mockup__card {
    width: 100%;
    max-width: 300px;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.mockup__card-img {
    height: 180px;
    background: #f1f3f5;
}

.mockup__card-info {
    padding: 16px;
}

.mockup__line {
    height: 12px;
    background: #eee;
    margin-bottom: 8px;
    border-radius: 4px;
}

.w-70 { width: 70%; }
.w-40 { width: 40%; }

.mockup__metrics {
    margin-top: 16px;
    background: #fff;
    border: 1px solid #ee4d2d;
    border-radius: 6px;
    padding: 12px;
    font-size: 12px;
}

.metric-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    color: #555;
}

.text-green { color: var(--accent-green); }

.score-bar {
    height: 6px;
    background: #eee;
    border-radius: 3px;
    margin: 8px 0 4px;
    overflow: hidden;
}

.score-fill {
    height: 100%;
    background: linear-gradient(90deg, #ffc107, #ee4d2d);
}

.score-text {
    font-size: 10px;
    font-weight: 700;
    color: var(--primary);
    display: block;
    text-align: right;
}

.mockup__glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.4), transparent);
    pointer-events: none;
}

/* Features */
.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 32px;
    background: white;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(238, 77, 45, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--secondary);
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Benefits */
.bg-dark {
    background-color: var(--secondary);
    color: white;
}

.text-white { color: white !important; }
.text-primary { color: var(--primary) !important; }
.text-yellow { color: var(--accent-yellow) !important; }
.text-red { color: var(--accent-red) !important; }

.benefits__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.benefit-list {
    margin-top: 40px;
}

.benefit-item {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}

.benefit-item h4 {
    font-size: 1.125rem;
    margin-bottom: 4px;
}

.benefit-item p {
    color: rgba(255, 255, 255, 0.7);
}

.benefits__image {
    position: relative;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
}

.floating-card.delayed {
    animation-delay: 3s;
    top: 60%;
    right: 10%;
}

.floating-card:first-child {
    top: 20%;
    left: 10%;
}

@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0); }
}

/* Pricing */
.pricing__card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    border: 1px solid var(--border-color);
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.pricing__card.popular {
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(238, 77, 45, 0.15);
}

.pricing__badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--primary);
    color: white;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    border-bottom-left-radius: 12px;
}

.pricing__header {
    margin-bottom: 32px;
}

.pricing__price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin: 16px 0;
    color: var(--secondary);
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 8px;
}

.amount {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
}

.period {
    font-size: 1rem;
    color: var(--text-light);
    align-self: flex-end;
    margin-bottom: 8px;
}

.pricing__features {
    text-align: left;
    margin-bottom: 32px;
}

.pricing__features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.pricing__features li i {
    color: var(--accent-green);
    width: 20px;
}

.pricing__guarantee {
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* FAQ */
.bg-gray {
    background-color: var(--bg-light);
}

.faq__grid {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 16px;
}

.faq-item {
    background: white;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px;
    text-align: left;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--secondary);
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question i {
    transition: transform 0.3s ease;
}

.faq-question.active i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: var(--text-light);
}

.faq-question.active + .faq-answer {
    padding-bottom: 20px;
    max-height: 200px;
}

/* Footer */
.footer {
    background-color: var(--secondary);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 20px;
}

.footer__container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer h4 {
    color: white;
    margin-bottom: 20px;
}

.footer ul li {
    margin-bottom: 12px;
}

.footer a:hover {
    color: var(--primary);
}

.footer__bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 992px) {
    :root {
        --container-width: 960px;
    }

    .hero__title {
        font-size: 2.5rem;
    }

    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__buttons, .hero__stats {
        justify-content: center;
    }

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

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

@media (max-width: 768px) {
    :root {
        --nav-height: 60px;
    }

    .nav {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        background: white;
        padding: 20px;
        box-shadow: var(--shadow);
    }

    .nav.active {
        display: block;
    }

    .nav__list {
        flex-direction: column;
        align-items: center;
    }

    .menu-toggle {
        display: block;
    }

    .header__actions {
        display: none;
    }

    .section-title {
        font-size: 2rem;
    }
    
    .pricing__card {
        padding: 24px;
    }
}