/* ==============================
   Chargy Website — style.css
   Modern, candy, professional
   ============================== */

/* --- Reset & Base --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
    background: #0a0a0f;
    color: #e4e4e7;
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* --- Typography --- */
h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.text-muted { color: #71717a; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(52, 199, 89, 0.1);
    border: 1px solid rgba(52, 199, 89, 0.2);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: #34c759;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
}
.section-title { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 16px; color: #fff; }
.section-subtitle { font-size: 1.125rem; color: #a1a1aa; max-width: 640px; margin: 0 auto; }

/* --- Fade-in Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}
.feature-grid .feature-card:nth-child(2).fade-in { transition-delay: 0.05s; }
.feature-grid .feature-card:nth-child(3).fade-in { transition-delay: 0.1s; }
.feature-grid .feature-card:nth-child(4).fade-in { transition-delay: 0.15s; }
.feature-grid .feature-card:nth-child(5).fade-in { transition-delay: 0.2s; }
.feature-grid .feature-card:nth-child(6).fade-in { transition-delay: 0.25s; }

/* ==============================
   Navigation
   ============================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
}
.nav-scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 10px 0;
}
.nav-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
}
.nav-logo-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px rgba(52, 199, 89, 0.5));
}
.nav-logo-text { letter-spacing: -0.02em; }
.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: #a1a1aa;
    transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }
.nav-cta {
    padding: 8px 20px;
    background: #34c759;
    color: #000 !important;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.2s;
}
.nav-cta:hover {
    background: #30d158;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(52, 199, 89, 0.4);
}

/* Mobile toggle */
.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}
.nav-mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: 0.3s;
}

/* ==============================
   Hero Section
   ============================== */
.hero {
    position: relative;
    padding: 160px 0 80px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
}
.hero-orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #34c759, transparent 70%);
    top: -200px;
    left: -100px;
    animation: orbFloat1 12s ease-in-out infinite;
}
.hero-orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #0a84ff, transparent 70%);
    bottom: -150px;
    right: -100px;
    animation: orbFloat2 14s ease-in-out infinite;
}
.hero-orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, #bf5af2, transparent 70%);
    top: 30%;
    right: 20%;
    animation: orbFloat3 10s ease-in-out infinite;
}
@keyframes orbFloat1 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(40px, 30px); } }
@keyframes orbFloat2 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-30px, -40px); } }
@keyframes orbFloat3 { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(20px, -25px); } }

.hero-content {
    position: relative;
    text-align: center;
    z-index: 1;
}
.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: #a1a1aa;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.hero-title {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}
.hero-gradient {
    background: linear-gradient(135deg, #34c759, #30d158, #64d2ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: #a1a1aa;
    max-width: 640px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-size: 0.875rem;
    color: #71717a;
}
.hero-meta-dot {
    width: 4px;
    height: 4px;
    background: #3f3f46;
    border-radius: 50%;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    border-radius: 14px;
    transition: all 0.25s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
}
.btn-primary {
    background: #34c759;
    color: #000;
}
.btn-primary:hover {
    background: #30d158;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(52, 199, 89, 0.35);
}
.btn-ghost {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-xl {
    padding: 18px 36px;
    font-size: 1.125rem;
    border-radius: 16px;
    flex-direction: column;
    gap: 4px;
}
.btn-version {
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.7;
}

/* ==============================
   Hero App Preview (Mockup)
   ============================== */
.hero-app-preview {
    position: relative;
    margin-top: 60px;
    z-index: 1;
    display: flex;
    justify-content: center;
}
.app-window {
    width: 380px;
    background: rgba(28, 28, 32, 0.95);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(40px);
    box-shadow:
        0 4px 24px rgba(0,0,0,0.4),
        0 0 80px rgba(52, 199, 89, 0.08);
}
.app-window-glow {
    position: absolute;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(52,199,89,0.12), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
}
.app-titlebar {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.app-titlebar-dots {
    display: flex;
    gap: 7px;
    margin-right: 16px;
}
.app-titlebar-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.app-titlebar-title {
    font-size: 13px;
    font-weight: 600;
    color: #a1a1aa;
    flex: 1;
    text-align: center;
    margin-right: 58px;
}
.app-body { padding: 20px; }
.app-status-row {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}
.app-battery-ring {
    position: relative;
    width: 90px;
    height: 90px;
    flex-shrink: 0;
}
.app-battery-ring svg { width: 100%; height: 100%; }
.app-battery-pct {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: #34c759;
}
.app-status-info { display: flex; flex-direction: column; gap: 4px; }
.app-status-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
}
.app-status-detail {
    font-size: 0.8rem;
    color: #34c759;
}
.app-status-watts {
    font-size: 0.8rem;
    color: #71717a;
}

/* Slider row */
.app-slider-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding: 12px 14px;
    background: rgba(255,255,255,0.03);
    border-radius: 10px;
}
.app-slider-label {
    font-size: 0.8rem;
    color: #a1a1aa;
    white-space: nowrap;
}
.app-slider-track {
    flex: 1;
    height: 6px;
    background: rgba(255,255,255,0.08);
    border-radius: 3px;
    position: relative;
}
.app-slider-fill {
    width: 80%;
    height: 100%;
    background: linear-gradient(90deg, #34c759, #30d158);
    border-radius: 3px;
}
.app-slider-thumb {
    position: absolute;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    top: 50%;
    left: 80%;
    transform: translate(-50%, -50%);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.app-slider-value {
    font-size: 0.85rem;
    font-weight: 700;
    color: #34c759;
    min-width: 36px;
    text-align: right;
}

/* Details grid */
.app-details-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 16px;
}
.app-detail {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 4px;
    background: rgba(255,255,255,0.03);
    border-radius: 8px;
}
.app-detail-val {
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
}
.app-detail-lbl {
    font-size: 0.65rem;
    color: #71717a;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* Chart */
.app-chart {
    border-radius: 10px;
    padding: 12px;
    background: rgba(255,255,255,0.02);
}
.app-chart svg { width: 100%; height: 60px; }
.app-chart-labels {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 8px;
}
.app-chart-labels span {
    font-size: 0.65rem;
    color: #52525b;
    padding: 2px 8px;
    border-radius: 4px;
    cursor: pointer;
}
.app-chart-labels span.active {
    color: #34c759;
    background: rgba(52, 199, 89, 0.1);
}

/* ==============================
   Stats Bar
   ============================== */
.stats-bar {
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    background: rgba(255,255,255,0.02);
    padding: 40px 0;
}
.stats-bar-inner {
    display: flex;
    justify-content: center;
    gap: 64px;
    flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
}
.stat-label {
    display: block;
    font-size: 0.85rem;
    color: #71717a;
    margin-top: 2px;
}

/* ==============================
   Features Section
   ============================== */
.features { padding: 120px 0; }

/* Feature highlight cards (large) */
.feature-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}
.feature-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.35s ease;
}
.feature-card:hover {
    border-color: rgba(52, 199, 89, 0.2);
    background: rgba(255,255,255,0.05);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}
.feature-card-lg { padding: 40px; }
.feature-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.feature-card-lg .feature-card-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
}
.feature-card h3 {
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 10px;
}
.feature-card-lg h3 { font-size: 1.4rem; }
.feature-card p {
    font-size: 0.95rem;
    color: #a1a1aa;
    line-height: 1.6;
}
.feature-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}
.feature-card-tags span {
    padding: 5px 12px;
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 500;
    color: #a1a1aa;
}

/* Feature grid (smaller cards) */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.feature-grid .feature-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
}
.feature-grid .feature-card h3 { font-size: 1.05rem; }
.feature-grid .feature-card p { font-size: 0.875rem; }

/* ==============================
   How It Works
   ============================== */
.how-it-works {
    padding: 120px 0;
    background: rgba(255,255,255,0.015);
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}
.step {
    flex: 1;
    max-width: 300px;
    text-align: center;
    padding: 40px 28px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px;
    transition: all 0.35s ease;
}
.step:hover {
    border-color: rgba(52, 199, 89, 0.2);
    transform: translateY(-4px);
}
.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #34c759, #30d158);
    color: #000;
    font-size: 1.25rem;
    font-weight: 800;
    border-radius: 14px;
    margin-bottom: 20px;
}
.step h3 {
    font-size: 1.15rem;
    color: #fff;
    margin-bottom: 10px;
}
.step p {
    font-size: 0.9rem;
    color: #a1a1aa;
    line-height: 1.6;
}
.step-arrow {
    flex-shrink: 0;
    opacity: 0.4;
}

/* ==============================
   Comparison Table
   ============================== */
.comparison { padding: 120px 0; }
.comparison-table {
    max-width: 700px;
    margin: 0 auto;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px;
    overflow: hidden;
}
.comparison-header {
    display: grid;
    grid-template-columns: 1fr 120px 120px;
    padding: 20px 28px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    font-size: 0.85rem;
    font-weight: 600;
}
.comparison-brand { text-align: center; color: #a1a1aa; }
.comparison-brand-highlight {
    color: #34c759;
    background: rgba(52, 199, 89, 0.08);
    border-radius: 8px;
    padding: 4px 8px;
    margin: -4px 0;
}
.comparison-row {
    display: grid;
    grid-template-columns: 1fr 120px 120px;
    padding: 14px 28px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    align-items: center;
    font-size: 0.9rem;
    transition: background 0.2s;
}
.comparison-row:last-child { border-bottom: none; }
.comparison-row:hover { background: rgba(255,255,255,0.02); }
.comparison-row-highlight { background: rgba(52, 199, 89, 0.04); }
.comparison-feature { color: #e4e4e7; }
.comparison-check {
    text-align: center;
    color: #34c759;
    font-size: 1.1rem;
    font-weight: 700;
}
.comparison-x {
    text-align: center;
    color: #52525b;
    font-size: 1rem;
}
.comparison-partial {
    text-align: center;
    color: #a1a1aa;
    font-size: 0.8rem;
}
.comparison-free {
    text-align: center;
    color: #34c759;
    font-weight: 800;
    font-size: 1.1rem;
}
.comparison-price {
    text-align: center;
    color: #71717a;
    font-size: 0.9rem;
}

/* ==============================
   Download Section
   ============================== */
.download { padding: 120px 0; }
.download-card {
    position: relative;
    text-align: center;
    padding: 80px 40px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 28px;
    overflow: hidden;
}
.download-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(52,199,89,0.1), transparent 70%);
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
}
.download-card h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: #fff;
    margin-bottom: 16px;
    position: relative;
}
.download-card p {
    font-size: 1.1rem;
    color: #a1a1aa;
    margin-bottom: 36px;
    position: relative;
}
.download-buttons { position: relative; margin-bottom: 20px; }
.download-info {
    position: relative;
    font-size: 0.8rem;
    color: #52525b;
}

/* ==============================
   FAQ
   ============================== */
.faq { padding: 120px 0; }
.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s ease;
}
.faq-item:hover { border-color: rgba(255,255,255,0.1); }
.faq-item[open] { border-color: rgba(52, 199, 89, 0.2); }
.faq-item summary {
    padding: 20px 24px;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 300;
    color: #71717a;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 16px;
}
.faq-item[open] summary::after {
    transform: rotate(45deg);
    color: #34c759;
}
.faq-item p {
    padding: 0 24px 20px;
    font-size: 0.925rem;
    color: #a1a1aa;
    line-height: 1.7;
}

/* ==============================
   Footer
   ============================== */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255,255,255,0.05);
    background: rgba(0,0,0,0.3);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 60px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}
.footer-brand p {
    font-size: 0.9rem;
    color: #71717a;
    line-height: 1.6;
    max-width: 280px;
}
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 {
    font-size: 0.8rem;
    font-weight: 600;
    color: #a1a1aa;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}
.footer-col a {
    font-size: 0.9rem;
    color: #71717a;
    transition: color 0.2s;
}
.footer-col a:hover { color: #e4e4e7; }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.8rem;
    color: #52525b;
}

/* ==============================
   Responsive
   ============================== */
@media (max-width: 1024px) {
    .feature-highlights { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .nav-mobile-toggle { display: flex; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        padding: 20px 24px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        gap: 16px;
    }
    .nav-links.open a { font-size: 1rem; }

    .hero { padding: 120px 0 60px; min-height: auto; }
    .hero-title { font-size: 2.2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-actions { flex-direction: column; }
    .hero-meta { flex-wrap: wrap; justify-content: center; }

    .app-window { width: 320px; }
    .app-battery-ring { width: 70px; height: 70px; }
    .app-battery-pct { font-size: 1rem; }
    .app-details-grid { grid-template-columns: repeat(2, 1fr); }

    .stats-bar-inner { gap: 32px; }
    .stat-value { font-size: 1.5rem; }

    .features { padding: 80px 0; }
    .feature-grid { grid-template-columns: 1fr; }
    .section-header { margin-bottom: 48px; }

    .steps { flex-direction: column; }
    .step-arrow { transform: rotate(90deg); }

    .comparison-table { font-size: 0.85rem; }
    .comparison-header,
    .comparison-row { grid-template-columns: 1fr 90px 90px; padding: 12px 16px; }

    .download { padding: 80px 0; }
    .download-card { padding: 48px 24px; border-radius: 20px; }

    .faq { padding: 80px 0; }

    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 1.8rem; }
    .feature-card { padding: 24px; }
    .comparison-header,
    .comparison-row { grid-template-columns: 1fr 70px 70px; padding: 10px 12px; }
    .step { padding: 28px 20px; }
}