:root {
    --plum-950: #2D1B33;
    --plum-900: #3D2450;
    --plum-800: #5B2C6F;
    --plum-700: #7B3F8E;
    --plum-600: #9B54B0;
    --plum-500: #B872C8;
    --plum-100: #F3E8F9;
    --plum-50: #FBF7FD;

    --amber-600: #D97706;
    --amber-500: #F59E0B;
    --amber-400: #FBBF24;
    --amber-300: #FCD34D;
    --amber-100: #FEF3C7;
    --amber-50: #FFFBEB;

    --neutral-950: #0C0A09;
    --neutral-900: #1C1917;
    --neutral-800: #292524;
    --neutral-700: #44403C;
    --neutral-600: #57534E;
    --neutral-500: #78716C;
    --neutral-400: #A8A29E;
    --neutral-300: #D6D3D1;
    --neutral-200: #E7E5E4;
    --neutral-100: #F5F5F4;
    --neutral-50: #FAFAF9;
    --white: #FFFFFF;

    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --shadow-sm: 0 1px 2px rgba(45, 27, 51, 0.06);
    --shadow-md: 0 4px 12px rgba(45, 27, 51, 0.08);
    --shadow-lg: 0 12px 40px rgba(45, 27, 51, 0.12);
    --shadow-xl: 0 24px 60px rgba(45, 27, 51, 0.16);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: var(--font-body);
    color: var(--neutral-800);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--plum-800);
    color: var(--white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-size: 14px;
    text-decoration: none;
}
.skip-link:focus { top: 16px; }

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}
.btn:focus-visible { outline: 3px solid var(--amber-400); outline-offset: 2px; }

.btn-amber {
    background: var(--amber-500);
    color: var(--neutral-950);
    border-color: var(--amber-500);
}
.btn-amber:hover { background: var(--amber-400); border-color: var(--amber-400); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-plum {
    background: var(--plum-800);
    color: var(--white);
    border-color: var(--plum-800);
}
.btn-plum:hover { background: var(--plum-700); border-color: var(--plum-700); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.5);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }

.btn-outline-plum {
    background: transparent;
    color: var(--plum-800);
    border-color: var(--plum-800);
}
.btn-outline-plum:hover { background: var(--plum-50); }

.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { width: 100%; padding: 14px 28px; font-size: 16px; }

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--neutral-200);
    transition: box-shadow 0.3s ease;
}
.site-header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--neutral-900);
}
.logo--footer { color: var(--white); }

.logo-mark {
    width: 44px;
    height: 44px;
    background: var(--plum-800);
    color: var(--amber-400);
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.logo--footer .logo-mark { background: var(--amber-500); color: var(--plum-950); }

.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-name { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: var(--neutral-900); }
.logo--footer .logo-name { color: var(--white); }
.logo-sub { font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--plum-800); }
.logo--footer .logo-sub { color: var(--amber-400); }

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}
.main-nav a {
    display: block;
    padding: 8px 16px;
    color: var(--neutral-700);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}
.main-nav a:hover { color: var(--plum-800); background: var(--plum-50); }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--neutral-700);
}
.hamburger {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    position: relative;
    transition: background 0.2s;
}
.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: currentColor;
    transition: transform 0.3s ease;
}
.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }
.nav-toggle[aria-expanded="true"] .hamburger { background: transparent; }
.nav-toggle[aria-expanded="true"] .hamburger::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .hamburger::after { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--plum-950);
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(45,27,51,0.92) 0%, rgba(91,44,111,0.85) 50%, rgba(45,27,51,0.88) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 120px 24px 80px;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(245,158,11,0.15);
    border: 1px solid rgba(245,158,11,0.3);
    color: var(--amber-300);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 8px 18px;
    border-radius: 50px;
    margin-bottom: 28px;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(36px, 6vw, 68px);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}
.hero h1 em {
    font-style: normal;
    color: var(--amber-400);
}

.hero-desc {
    font-size: clamp(16px, 2vw, 20px);
    color: rgba(255,255,255,0.8);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.12);
}
.stat { text-align: center; }
.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 700;
    color: var(--amber-400);
    line-height: 1;
    margin-bottom: 6px;
}
.stat-label { font-size: 13px; color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 500; }
.stat-divider { width: 1px; height: 48px; background: rgba(255,255,255,0.15); }

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.4);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    animation: float 2.5s ease-in-out infinite;
}
@keyframes float { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(6px); } }

/* ── Section Shared ── */
.section-header { margin-bottom: 56px; }
.section-header--centered { text-align: center; max-width: 640px; margin-left: auto; margin-right: auto; }

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--plum-800);
    margin-bottom: 12px;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 17px;
    color: var(--neutral-600);
    line-height: 1.7;
    max-width: 560px;
}
.section-header--centered .section-desc { margin: 0 auto; }

/* ── Services ── */
.services {
    padding: 100px 0;
    background: var(--neutral-50);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service-card {
    background: var(--white);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--plum-800), var(--amber-500));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { opacity: 1; }

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--plum-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--plum-800);
    margin-bottom: 20px;
}
.service-card h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 12px;
}
.service-card > p {
    font-size: 15px;
    color: var(--neutral-600);
    line-height: 1.65;
    margin-bottom: 20px;
}
.service-list { list-style: none; }
.service-list li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    color: var(--neutral-700);
    line-height: 1.7;
}
.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    background: var(--amber-500);
    border-radius: 50%;
}

/* ── About ── */
.about { padding: 100px 0; background: var(--white); }
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.about-images { position: relative; }
.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}
.about-img-main img { width: 100%; height: 400px; object-fit: cover; }
.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -32px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--white);
}
.about-img-secondary img { width: 100%; height: 200px; object-fit: cover; }
.about-accent {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 120px;
    height: 120px;
    background: var(--amber-500);
    border-radius: var(--radius-lg);
    opacity: 0.2;
    z-index: -1;
}

.about-content .section-tag { margin-bottom: 12px; }
.about-content h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}
.about-lead {
    font-size: 17px;
    color: var(--neutral-700);
    line-height: 1.75;
    margin-bottom: 16px;
    font-weight: 500;
}
.about-content > p {
    font-size: 15px;
    color: var(--neutral-600);
    line-height: 1.75;
    margin-bottom: 16px;
}
.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 32px;
}
.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--neutral-800);
}
.about-feature svg { color: var(--amber-500); flex-shrink: 0; }

/* ── Why Us ── */
.why-us {
    padding: 100px 0;
    background: var(--plum-950);
    position: relative;
    overflow: hidden;
}
.why-us::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.why-us .section-tag { color: var(--amber-400); }
.why-us .section-header h2 { color: var(--white); }
.why-us .section-desc { color: rgba(255,255,255,0.65); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}
.why-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all 0.3s ease;
}
.why-card:hover { background: rgba(255,255,255,0.07); border-color: rgba(245,158,11,0.3); transform: translateY(-2px); }

.why-number {
    font-family: var(--font-display);
    font-size: 56px;
    font-weight: 800;
    color: var(--amber-500);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 16px;
}
.why-card h3 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}
.why-card p {
    font-size: 15px;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
}

/* ── CTA Banner ── */
.cta-banner {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--plum-800) 0%, var(--plum-900) 100%);
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}
.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}
.cta-inner h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 16px;
}
.cta-inner p {
    font-size: 17px;
    color: rgba(255,255,255,0.75);
    margin-bottom: 36px;
    line-height: 1.7;
}
.cta-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

/* ── Testimonials ── */
.testimonials { padding: 100px 0; background: var(--neutral-50); }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.testimonial-card {
    background: var(--white);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    transition: all 0.3s ease;
}
.testimonial-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }

.testimonial-quote {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 800;
    color: var(--amber-500);
    opacity: 0.3;
    line-height: 1;
    position: absolute;
    top: 16px;
    left: 24px;
}
.testimonial-text {
    font-size: 15px;
    color: var(--neutral-700);
    line-height: 1.75;
    margin-bottom: 24px;
    margin-top: 24px;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.author-avatar {
    width: 40px;
    height: 40px;
    background: var(--plum-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--plum-800);
    flex-shrink: 0;
}
.author-name { display: block; font-weight: 600; font-size: 14px; color: var(--neutral-900); }
.author-detail { display: block; font-size: 13px; color: var(--neutral-500); margin-top: 2px; }

/* ── Contact ── */
.contact { padding: 100px 0; background: var(--white); }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}
.contact-info .section-tag { margin-bottom: 12px; }
.contact-info h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.15;
    margin-bottom: 16px;
}
.contact-desc {
    font-size: 16px;
    color: var(--neutral-600);
    line-height: 1.7;
    margin-bottom: 36px;
}
.contact-details { display: flex; flex-direction: column; gap: 24px; margin-bottom: 32px; }
.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--plum-100);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--plum-800);
    flex-shrink: 0;
}
.contact-label { display: block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--neutral-500); margin-bottom: 4px; }
.contact-item address, .contact-item span, .contact-item a {
    font-size: 15px;
    color: var(--neutral-800);
    line-height: 1.6;
    font-style: normal;
    text-decoration: none;
}
.contact-item a:hover { color: var(--plum-800); text-decoration: underline; }
.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}
.contact-map img { width: 100%; height: 200px; object-fit: cover; }

.contact-form-wrapper {
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.contact-form-wrapper h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 28px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--neutral-700);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--neutral-300);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--neutral-900);
    background: var(--white);
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--plum-600);
    box-shadow: 0 0 0 3px rgba(91,44,111,0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--neutral-400); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-privacy { font-size: 12px; color: var(--neutral-500); margin-top: 12px; text-align: center; }

.form-success {
    text-align: center;
    padding: 40px 20px;
}
.form-success .success-icon { margin: 0 auto 20px; color: var(--plum-800); }
.form-success h4 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 12px;
}
.form-success p { font-size: 15px; color: var(--neutral-600); margin-bottom: 24px; line-height: 1.6; }

/* ── Footer ── */
.site-footer {
    background: var(--neutral-950);
    color: rgba(255,255,255,0.6);
    padding: 64px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p { font-size: 14px; line-height: 1.7; margin-top: 16px; max-width: 280px; }
.footer-links h4, .footer-contact h4 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    margin-bottom: 20px;
}
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-links a:hover { color: var(--amber-400); }
.footer-contact address { font-style: normal; font-size: 14px; line-height: 1.7; margin-bottom: 12px; }
.footer-contact p { font-size: 14px; margin-bottom: 8px; }
.footer-contact a { color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.2s; }
.footer-contact a:hover { color: var(--amber-400); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 24px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}

/* ── Back to Top ── */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top button {
    width: 44px;
    height: 44px;
    background: var(--plum-800);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: background 0.2s, transform 0.2s;
}
.back-to-top button:hover { background: var(--plum-700); transform: translateY(-2px); }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid .testimonial-card:last-child { grid-column: span 2; max-width: 50%; margin: 0 auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-toggle { display: block; z-index: 200; }
    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        max-width: 85vw;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        padding: 100px 32px 40px;
        transform: translateX(100%);
        transition: transform 0.35s ease;
        z-index: 150;
    }
    .main-nav.open { transform: translateX(0); }
    .main-nav ul { flex-direction: column; align-items: stretch; gap: 4px; }
    .main-nav a { padding: 12px 16px; font-size: 16px; }
    .main-nav .btn { text-align: center; justify-content: center; margin-top: 12px; }

    .hero h1 { font-size: clamp(32px, 8vw, 48px); }
    .hero-stats { flex-direction: column; gap: 20px; }
    .stat-divider { width: 48px; height: 1px; }

    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .about-img-secondary { right: 16px; bottom: -24px; }
    .about-features { grid-template-columns: 1fr; }

    .why-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .testimonials-grid .testimonial-card:last-child { grid-column: auto; max-width: none; }
    .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-content { padding: 100px 16px 60px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .contact-form-wrapper { padding: 24px; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; justify-content: center; }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    html { scroll-behavior: auto; }
    .hero-scroll { display: none; }
}