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

:root {
    --primary: #059669;
    --primary-dark: #047857;
    --primary-light: #ECFDF5;
    --primary-100: #D1FAE5;
    --accent: #F59E0B;
    --accent-dark: #D97706;
    --dark: #111827;
    --dark-soft: #1F2937;
    --gray-900: #374151;
    --gray-600: #4B5563;
    --gray-500: #6B7280;
    --gray-400: #9CA3AF;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50: #F9FAFB;
    --white: #FFFFFF;
    --green: #059669;
    --green-light: #ECFDF5;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3 {
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

a:hover {
    text-decoration: underline;
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn:hover {
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1.05rem;
}

/* === Header === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--dark);
}

.logo-link:hover {
    text-decoration: none;
}

.logo {
    height: 32px;
    width: 32px;
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
}

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

.nav a {
    color: var(--gray-500);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}

.nav a:hover {
    color: var(--dark);
    text-decoration: none;
}

/* === Hero === */
.hero {
    padding: 140px 0 100px;
    background: var(--white);
    text-align: center;
}

.hero-inner {
    max-width: 680px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--gray-500);
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-actions {
    margin-bottom: 48px;
}

.hero-stores {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.store-label {
    font-size: 0.8rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.store-logos {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.store-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-600);
}

.store-sep {
    color: var(--gray-400);
}

/* === Sections === */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-sub {
    font-size: 1.05rem;
    color: var(--gray-500);
}

/* === Steps === */
.steps-section {
    background: var(--gray-50);
}

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

.step {
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.step h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.step p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* === Feature Sections === */
.feature-section {
    background: var(--white);
}

.feature-section-alt {
    background: var(--gray-50);
}

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

.feature-row-reverse {
    direction: rtl;
}

.feature-row-reverse > * {
    direction: ltr;
}

.feature-text h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.feature-text p {
    font-size: 1.05rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* === Feature Cards === */
.feature-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.feature-section-alt .feature-card {
    background: var(--white);
}

/* Store grid card */
.store-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.store-tile {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 24px 16px;
    text-align: center;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.store-tile:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.12);
}

.store-tile-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
}

.store-tile-more {
    background: var(--primary-light);
    border-color: var(--primary-100);
}

.store-tile-more .store-tile-name {
    color: var(--primary);
}

/* List card */
.list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
}

.list-item:not(:last-child) {
    border-bottom: 1px solid var(--gray-100);
}

.list-check {
    color: var(--green);
    font-weight: 700;
    font-size: 0.9rem;
}

.list-name {
    font-size: 0.9rem;
    color: var(--dark);
    font-weight: 500;
}

.list-price {
    font-size: 0.9rem;
    color: var(--gray-500);
    font-weight: 600;
    margin-left: auto;
}

.list-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    margin-top: 4px;
    border-top: 2px solid var(--gray-200);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
}

.total-amount {
    color: var(--green);
    font-size: 1.1rem;
    font-weight: 700;
}

/* Notification card */
.notif {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 0;
}

.notif:not(:last-child) {
    border-bottom: 1px solid var(--gray-100);
}

.notif-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notif-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.notif-text strong {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
}

.notif-text span {
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* === Benefits === */
.benefits-section {
    background: var(--gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.benefit {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 14px;
    padding: 28px;
    transition: box-shadow 0.2s;
}

.benefit:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.benefit-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--primary);
}

.benefit h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.benefit p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* === CTA === */
.cta-section {
    background: var(--dark);
    text-align: center;
}

.cta-inner h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.cta-inner p {
    font-size: 1.05rem;
    color: var(--gray-400);
    margin-bottom: 32px;
}

/* === About === */
.about-section {
    padding: 80px 0;
}

.about-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.about-section p {
    font-size: 1.05rem;
    color: var(--gray-500);
    line-height: 1.8;
    max-width: 680px;
}

/* === Footer === */
.footer {
    background: var(--dark-soft);
    padding: 40px 0;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--white);
    font-weight: 600;
    font-size: 1rem;
}

.footer-logo {
    height: 24px;
    width: 24px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--gray-400);
    font-size: 0.85rem;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--white);
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid var(--gray-900);
    padding-top: 20px;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.footer-bottom a {
    color: var(--gray-400);
}

/* === Responsive === */
@media (max-width: 768px) {
    .hero {
        padding: 110px 0 60px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-sub {
        font-size: 1rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .feature-row,
    .feature-row-reverse {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .feature-row-reverse {
        direction: ltr;
    }

    .feature-text h2 {
        font-size: 1.5rem;
    }

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

    .nav {
        display: none;
    }

    .section {
        padding: 72px 0;
    }

    .footer-top {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .cta-inner h2 {
        font-size: 1.5rem;
    }
}