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

:root {
    --green: #1a7a3c;
    --green-dark: #145f2e;
    --green-light: #e8f5ee;
    --black: #111;
    --white: #fff;
    --gray-light: #f5f5f5;
    --gray-text: #444;
    --gray-border: #e0e0e0;
    --font: 'Poppins', sans-serif
}

body {
    font-family: var(--font);
    color: var(--black);
    background: var(--white);
    -webkit-font-smoothing: antialiased
}

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

nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--white);
    border-bottom: 1px solid var(--gray-border);
    padding: 0 48px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--green);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px;
}

.logo-icon img {
    width: 100%;
    height: auto;
}

.logo-wordmark {
    font-size: 17px;
    font-weight: 700;
    color: var(--black)
}

.logo-wordmark span {
    color: var(--green)
}

.nav-back {
    font-size: 14px;
    font-weight: 500;
    color: var(--green)
}

.hero-service {
    background: var(--green);
    padding: 56px 48px
}

.hero-service-inner {
    max-width: 1140px;
    margin: 0 auto
}

.breadcrumb {
    font-size: 13px;
    color: rgba(255, 255, 255, .6);
    margin-bottom: 16px
}

.breadcrumb a {
    color: rgba(255, 255, 255, .7)
}

.hero-service h1 {
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: white;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    max-width: 640px
}

.hero-service p {
    font-size: 17px;
    color: rgba(255, 255, 255, .82);
    line-height: 1.7;
    margin-bottom: 28px;
    max-width: 600px
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: white;
    color: var(--green-dark);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 700;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none
}

.hero-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px
}

.hero-tag {
    background: rgba(255, 255, 255, .15);
    border: 1px solid rgba(255, 255, 255, .25);
    color: white;
    font-size: 12px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 20px
}

section {
    padding: 64px 48px
}

.section-inner {
    max-width: 1140px;
    margin: 0 auto
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--green);
    margin-bottom: 10px
}

.section-title {
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--black);
    margin-bottom: 14px
}

.section-sub {
    font-size: 16px;
    color: var(--gray-text);
    line-height: 1.65;
    max-width: 560px;
    margin-bottom: 40px
}

.options-grid {
    display: grid;
    grid-template-columns:repeat(3, 1fr);
    gap: 20px
}

.option-card {
    border: 1px solid var(--gray-border);
    border-radius: 12px;
    padding: 24px;
    background: var(--white)
}

.option-card.featured {
    border-color: var(--green);
    border-width: 2px
}

.opt-badge {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    background: var(--green-light);
    color: var(--green);
    padding: 4px 12px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 14px
}

.opt-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 8px
}

.opt-text {
    font-size: 16px;
    color: var(--gray-text);
    line-height: 1.6;
    margin-bottom: 16px
}

.opt-includes {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px
}

.opt-includes li {
    font-size: 16px;
    color: var(--gray-text);
    display: flex;
    align-items: center;
    gap: 6px
}

.opt-includes li::before {
    content: "✓";
    color: var(--green);
    font-weight: 700
}

.tips-grid {
    display: grid;
    grid-template-columns:repeat(3, 1fr);
    gap: 20px
}

.tip-card {
    background: var(--white);
    border: 1px solid var(--gray-border);
    border-left: 4px solid var(--green);
    border-radius: 0 12px 12px 0;
    padding: 22px 20px
}

.tip-num {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--green);
    margin-bottom: 8px
}

.tip-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 8px
}

.tip-text {
    font-size: 16px;
    color: var(--gray-text);
    line-height: 1.6
}

.bg-light {
    background: var(--gray-light)
}

.problems-list {
    display: flex;
    flex-direction: column;
    gap: 14px
}

.problem-item {
    background: white;
    border: 1px solid var(--gray-border);
    border-radius: 12px;
    padding: 20px 22px;
    display: flex;
    gap: 16px;
    align-items: flex-start
}

.problem-icon {
    width: 40px;
    height: 40px;
    background: #fef2f2;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0
}

.problem-icon svg {
    width: 20px;
    height: 20px;
    fill: #dc2626
}

.solution-icon {
    background: var(--green-light)
}

.solution-icon svg {
    fill: var(--green)
}

.problem-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 4px
}

.problem-text {
    font-size: 13px;
    color: var(--gray-text);
    line-height: 1.55
}

.prob-sol-row {
    display: grid;
    grid-template-columns:1fr 1fr;
    gap: 14px
}

.cta-band {
    background: var(--black);
    padding: 56px 48px;
    text-align: center
}

.cta-band h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    color: white;
    letter-spacing: -0.03em;
    margin-bottom: 14px
}

.cta-band p {
    font-size: 16px;
    color: rgba(255, 255, 255, .65);
    margin-bottom: 28px
}

.btn-cta-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: white;
    color: var(--green-dark);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 700;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none
}

footer {
    background: var(--black);
    border-top: 1px solid rgba(255, 255, 255, .07);
    padding: 28px 48px;
    text-align: center
}

.footer-copy {
    font-size: 12px;
    color: rgba(255, 255, 255, .3)
}

@media (max-width: 960px) {
    nav, section, .hero-service, .cta-band {
        padding-left: 24px;
        padding-right: 24px
    }

    .options-grid, .tips-grid {
        grid-template-columns:1fr 1fr
    }

    .prob-sol-row {
        grid-template-columns:1fr
    }
}

@media (max-width: 600px) {
    nav {
        padding: 0 16px
    }

    .options-grid, .tips-grid {
        grid-template-columns:1fr
    }

    footer {
        padding: 24px 20px
    }
}