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

:root {
    --emerald-50: #ecfdf5;
    --emerald-100: #d1fae5;
    --emerald-200: #a7f3d0;
    --emerald-400: #34d399;
    --emerald-500: #10b981;
    --emerald-600: #059669;
    --emerald-700: #047857;
    --emerald-800: #065f46;
    --cream-50: #FAFAF8;
    --cream-100: #F5F0E8;
    --cream-200: #EDE5D5;
    --cream-300: #E0D5C0;
    --stone-50: #FAFAF9;
    --stone-100: #F5F5F4;
    --stone-200: #E7E5E4;
    --stone-300: #D6D3D1;
    --stone-500: #78716C;
    --stone-600: #57534E;
    --stone-700: #44403C;
    --stone-800: #292524;
    --stone-900: #1C1917;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.09), 0 4px 12px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'DM Sans', sans-serif;
    color: var(--stone-800);
    background: var(--cream-50);
    line-height: 1.65;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    line-height: 1.2;
    color: var(--stone-900);
}

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

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

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

.text-emerald {
    color: var(--emerald-600);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 12px 28px;
    border-radius: var(--radius-xl);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--emerald-600);
    color: #fff;
    border-color: var(--emerald-600);
}

.btn-primary:hover {
    background: var(--emerald-700);
    border-color: var(--emerald-700);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(5,150,105,0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--stone-700);
    border-color: var(--stone-300);
}

.btn-secondary:hover {
    border-color: var(--emerald-600);
    color: var(--emerald-600);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 16px 28px;
    font-size: 1rem;
}

.btn-nav {
    background: var(--emerald-600);
    color: #fff;
    border-color: var(--emerald-600);
    padding: 10px 22px;
    font-size: 0.9rem;
}

.btn-nav:hover {
    background: var(--emerald-700);
    border-color: var(--emerald-700);
    transform: translateY(-1px);
}

.btn-white {
    background: #fff;
    color: var(--emerald-700);
    border-color: #fff;
}

.btn-white:hover {
    background: var(--cream-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-white {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
    background: rgba(255,255,255,0.15);
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-mobile-call {
    display: flex;
    justify-content: center;
    margin: 16px 24px;
}

/* ===== HEADER ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250,250,248,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--stone-900);
}

.logo-accent {
    color: var(--emerald-600);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a:not(.btn-nav) {
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--stone-600);
    position: relative;
}

.nav-links a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--emerald-600);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-links a:not(.btn-nav):hover {
    color: var(--emerald-600);
}

.nav-links a:not(.btn-nav):hover::after {
    width: 100%;
}

/* MOBILE TOGGLE */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 24px;
    height: 2.5px;
    background: var(--stone-700);
    border-radius: 4px;
    transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* MOBILE MENU */
.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(250,250,248,0.98);
    backdrop-filter: blur(16px);
    padding: 16px 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.mobile-menu.open {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-link {
    display: block;
    padding: 14px 28px;
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--stone-700);
}

.mobile-nav-link:hover {
    color: var(--emerald-600);
    background: var(--emerald-50);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--cream-50) 0%, var(--emerald-50) 50%, var(--cream-100) 100%);
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--emerald-600);
    top: -200px;
    right: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--emerald-500);
    bottom: -100px;
    left: -100px;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--emerald-400);
    top: 40%;
    left: 30%;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--emerald-100);
    color: var(--emerald-700);
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 8px 18px;
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
}

.hero-headline {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--stone-900);
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--stone-600);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--stone-700);
}

.hero-image {
    position: relative;
}

.hero-img-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-img-wrapper img {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.hero-img-accent {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    border: 3px solid rgba(5,150,105,0.15);
    pointer-events: none;
}

.hero-floating-card {
    position: absolute;
    bottom: -20px;
    left: -30px;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.floating-icon {
    width: 52px;
    height: 52px;
    background: var(--emerald-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.floating-label {
    font-size: 0.8rem;
    color: var(--stone-500);
    font-weight: 500;
}

.floating-value {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--stone-900);
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    line-height: 0;
}

/* ===== SECTION COMMON ===== */
.section-tag {
    display: inline-block;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--emerald-600);
    background: var(--emerald-100);
    padding: 6px 16px;
    border-radius: var(--radius-xl);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--stone-600);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

.text-center { text-align: center; }

/* ===== SERVICES ===== */
.services {
    padding: 100px 0;
    background: var(--cream-100);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 56px;
}

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--emerald-200);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--emerald-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--emerald-100);
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--stone-900);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--stone-600);
    line-height: 1.65;
}

/* ===== WHY US ===== */
.why-us {
    padding: 100px 0;
    background: var(--cream-50);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.why-image {
    position: relative;
}

.why-image img {
    width: 100%;
    height: 580px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.why-stat-card {
    position: absolute;
    bottom: -24px;
    right: -24px;
    background: var(--emerald-600);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 24px 32px;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.why-stat-card .stat-number {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    font-size: 2.4rem;
    line-height: 1;
}

.why-stat-card .stat-label {
    font-size: 0.9rem;
    opacity: 0.85;
    margin-top: 4px;
}

.why-intro {
    font-size: 1.1rem;
    color: var(--stone-600);
    line-height: 1.7;
    margin-bottom: 36px;
}

.why-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.why-feature {
    display: flex;
    gap: 16px;
}

.feature-check {
    width: 28px;
    height: 28px;
    background: var(--emerald-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.why-feature h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
    color: var(--stone-900);
}

.why-feature p {
    font-size: 0.9rem;
    color: var(--stone-600);
    line-height: 1.6;
}

/* ===== ABOUT ===== */
.about {
    padding: 100px 0;
    background: var(--cream-100);
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image-stack {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -30px;
    right: -20px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--cream-100);
}

.about-img-secondary img {
    width: 260px;
    height: 200px;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    top: -20px;
    right: 40px;
    background: var(--emerald-600);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-experience .exp-number {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    font-size: 1.6rem;
    line-height: 1;
}

.about-experience .exp-label {
    font-size: 0.8rem;
    opacity: 0.85;
    margin-top: 2px;
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-content > p {
    font-size: 1.05rem;
    color: var(--stone-600);
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}

.value-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.value-icon {
    width: 48px;
    height: 48px;
    background: var(--emerald-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.value-item strong {
    display: block;
    font-family: 'Nunito', sans-serif;
    font-size: 1.05rem;
    color: var(--stone-900);
    margin-bottom: 2px;
}

.value-item span {
    font-size: 0.9rem;
    color: var(--stone-600);
    line-height: 1.55;
}

/* ===== CTA BANNER ===== */
.cta-banner {
    position: relative;
    padding: 80px 0;
    background: var(--emerald-700);
    overflow: hidden;
}

.cta-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}

.cta-shape-1 {
    width: 400px;
    height: 400px;
    top: -150px;
    left: -100px;
}

.cta-shape-2 {
    width: 300px;
    height: 300px;
    bottom: -100px;
    right: -50px;
}

.cta-inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.cta-text {
    flex: 1;
}

.cta-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: #fff;
    margin-bottom: 12px;
}

.cta-text p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.65;
}

.cta-actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

/* ===== CONTACT ===== */
.contact {
    padding: 100px 0;
    background: var(--cream-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-intro {
    font-size: 1.05rem;
    color: var(--stone-600);
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-detail {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.detail-icon {
    width: 48px;
    height: 48px;
    background: var(--emerald-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    font-family: 'Nunito', sans-serif;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--stone-500);
    margin-bottom: 4px;
}

.contact-detail a,
.contact-detail span {
    font-size: 1rem;
    color: var(--stone-800);
    font-weight: 500;
}

.contact-detail a:hover {
    color: var(--emerald-600);
}

/* FORM */
.contact-form-wrapper {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--cream-200);
}

.contact-form h3 {
    font-size: 1.4rem;
    margin-bottom: 28px;
    color: var(--stone-900);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--stone-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--stone-200);
    border-radius: var(--radius-md);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    color: var(--stone-800);
    background: var(--cream-50);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--emerald-500);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(5,150,105,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    text-align: center;
    padding: 32px 20px;
}

.form-success.show {
    display: block;
    animation: fadeIn 0.4s ease;
}

.form-success svg {
    margin: 0 auto 12px;
}

.form-success p {
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--emerald-700);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== FOOTER ===== */
.footer {
    background: var(--stone-900);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-top: 16px;
    max-width: 280px;
}

.footer-logo {
    margin-bottom: 0;
}

.footer h4 {
    font-family: 'Nunito', sans-serif;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.5);
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
    color: var(--emerald-400);
}

.footer-services {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-services a {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
}

.footer-services a:hover {
    color: var(--emerald-400);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 0.9rem;
}

.footer-contact a {
    color: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-contact a:hover {
    color: var(--emerald-400);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-inner {
        gap: 40px;
    }
    .hero-img-wrapper img {
        height: 480px;
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-toggle { display: flex; }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .hero-image { order: -1; }
    .hero-img-wrapper img { height: 320px; }
    .hero-floating-card {
        bottom: -10px;
        left: 10px;
        padding: 14px 18px;
    }
    .hero-actions {
        flex-direction: column;
    }
    .hero-actions .btn {
        justify-content: center;
    }
    .hero-trust { gap: 16px; }

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

    .why-grid,
    .about-wrapper,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .why-image { order: -1; }
    .why-image img { height: 360px; }
    .why-stat-card {
        right: 16px;
        bottom: -16px;
    }

    .about-img-secondary {
        right: 0;
        bottom: -20px;
    }
    .about-experience {
        right: 20px;
        top: -16px;
    }

    .cta-inner {
        flex-direction: column;
        text-align: center;
    }

    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    .cta-actions .btn { justify-content: center; }

    .contact-form-wrapper {
        padding: 28px;
    }
    .form-row {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-headline { font-size: 2rem; }
    .section-title { font-size: 1.6rem; }
    .service-card { padding: 28px 22px; }
}