/* ============================================
   CHEWY'S STUMP GRINDING - COMPLETE STYLESHEET
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    --clr-primary: #6c1845;
    --clr-primary-dark: #4a0d2e;
    --clr-primary-light: #942b63;
    --clr-primary-lighter: #f7e6ef;
    --clr-accent: #f2ce7d;
    --clr-accent-dark: #d8b25f;
    --clr-dark: #1A1A2E;
    --clr-dark-700: #2C2C44;
    --clr-gray-900: #212529;
    --clr-gray-700: #495057;
    --clr-gray-500: #6C757D;
    --clr-gray-300: #DEE2E6;
    --clr-gray-100: #F8F9FA;
    --clr-white: #FFFFFF;
    --clr-bg: #FAFBFC;

    --ff-heading: 'Montserrat', sans-serif;
    --ff-body: 'Open Sans', sans-serif;

    --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,.1);
    --shadow-lg: 0 12px 40px rgba(0,0,0,.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,.15);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50px;

    --transition: .3s cubic-bezier(.4,0,.2,1);
}

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

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

body {
    font-family: var(--ff-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--clr-gray-700);
    background: var(--clr-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

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

.section {
    padding: 40px 0;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--ff-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--clr-gray-900);
}

.section-tag {
    display: inline-block;
    font-family: var(--ff-heading);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-primary);
    background: var(--clr-primary-lighter);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    margin-bottom: 8px;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 30px;
}

.section-desc {
    font-size: 18px;
    color: var(--clr-gray-500);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--ff-heading);
    font-weight: 600;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn-primary {
    background: var(--clr-primary);
    color: var(--clr-white);
    border-color: var(--clr-primary);
}
.btn-primary:hover {
    background: var(--clr-primary-dark);
    border-color: var(--clr-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(108,24,69,.35);
}

.btn-outline {
    background: transparent;
    color: var(--clr-white);
    border-color: rgba(255,255,255,.5);
}
.btn-outline:hover {
    background: var(--clr-white);
    color: var(--clr-primary);
    border-color: var(--clr-white);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--clr-white);
    color: var(--clr-primary-dark);
    border-color: var(--clr-white);
}
.btn-white:hover {
    background: var(--clr-primary-lighter);
    border-color: var(--clr-primary-lighter);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,.2);
}

.btn-outline-white {
    background: transparent;
    color: var(--clr-white);
    border-color: rgba(255,255,255,.4);
}
.btn-outline-white:hover {
    background: rgba(255,255,255,.15);
    border-color: var(--clr-white);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ---------- Navbar ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 8px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    padding: 4px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--ff-heading);
    font-weight: 800;
    font-size: 18px;
    color: var(--clr-white);
}

.navbar.scrolled .nav-logo {
    color: var(--clr-primary-dark);
}

.logo-icon {
    width: auto;
    height: auto;
}

.nav-logo .logo-icon {
    height: 130px;
    width: auto;
}

.footer-logo .logo-icon {
    height: 200px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    font-family: var(--ff-heading);
    font-weight: 600;
    font-size: 14px;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    color: rgba(255,255,255,.85);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--clr-white);
    background: rgba(255,255,255,.15);
}

.navbar.scrolled .nav-link {
    color: var(--clr-gray-700);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--clr-primary);
    background: var(--clr-primary-lighter);
}

.nav-cta {
    background: var(--clr-accent) !important;
    color: var(--clr-white) !important;
    margin-left: 8px;
}
.nav-cta:hover {
    background: var(--clr-accent-dark) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--clr-white);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background: var(--clr-gray-900);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding: 180px 0 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        linear-gradient(135deg, rgba(74,13,46,.92) 0%, rgba(108,24,69,.85) 50%, rgba(74,13,46,.9) 100%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 900"><rect fill="%234a0d2e" width="1440" height="900"/><g opacity="0.15"><circle cx="200" cy="300" r="150" fill="%23942b63"/><circle cx="800" cy="200" r="200" fill="%236c1845"/><circle cx="1200" cy="500" r="180" fill="%237a1f51"/><circle cx="400" cy="700" r="120" fill="%23942b63"/></g></svg>');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(148,43,99,.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 30%, rgba(242,206,125,.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="60"><rect width="60" height="60" fill="none"/><circle cx="30" cy="30" r="1" fill="rgba(255,255,255,0.03)"/></svg>');
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    font-family: var(--ff-heading);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--clr-accent);
    border: 1.5px solid rgba(232,168,56,.4);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    animation: fadeInDown .8s ease;
}

.hero h1 {
    font-size: clamp(36px, 6vw, 72px);
    font-weight: 900;
    color: var(--clr-white);
    margin-bottom: 20px;
    letter-spacing: -1px;
    animation: fadeInUp .8s ease .2s both;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: rgba(255,255,255,.8);
    max-width: 600px;
    margin: 0 auto 36px;
    animation: fadeInUp .8s ease .4s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp .8s ease .6s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-top: 60px;
    animation: fadeInUp .8s ease .8s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--ff-heading);
    font-size: 36px;
    font-weight: 900;
    color: var(--clr-white);
}

.stat-plus, .stat-percent {
    font-family: var(--ff-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--clr-accent);
}

.stat-word {
    display: block;
    font-family: var(--ff-heading);
    font-size: 36px;
    font-weight: 900;
    color: var(--clr-accent);
}

.stat-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,.2);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.hero-scroll a {
    color: rgba(255,255,255,.5);
}
.hero-scroll a:hover {
    color: var(--clr-white);
}

/* ---------- About ---------- */
.about {
    background: var(--clr-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: center;
}

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

.about-img-placeholder {
    background: linear-gradient(135deg, var(--clr-primary-lighter), #e6bacc);
    border-radius: var(--radius-lg);
    padding: 60px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.about-img-placeholder svg {
    width: 100%;
    max-width: 280px;
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--clr-primary);
    color: var(--clr-white);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.badge-number {
    display: block;
    font-family: var(--ff-heading);
    font-size: 20px;
    font-weight: 900;
    line-height: 1;
}

.badge-text {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: .8;
}

.about-content p {
    margin-bottom: 16px;
    font-size: 16px;
}

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

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

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--clr-primary-lighter);
    color: var(--clr-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature h4 {
    font-size: 16px;
    margin-bottom: 2px;
}

.feature p {
    font-size: 14px;
    color: var(--clr-gray-500);
    margin: 0;
}

/* ---------- Services ---------- */
.services {
    background: var(--clr-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--clr-white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    transition: var(--transition);
    border: 1px solid var(--clr-gray-300);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--clr-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    color: var(--clr-primary);
    margin-bottom: 20px;
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.service-card > p {
    font-size: 14px;
    color: var(--clr-gray-500);
    margin-bottom: 16px;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-list li {
    font-size: 14px;
    color: var(--clr-gray-700);
    padding-left: 20px;
    position: relative;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--clr-primary-light);
    border-radius: 50%;
}

/* ---------- Process ---------- */
.process {
    background: var(--clr-white);
}

.process-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.process-step {
    flex: 1;
    max-width: 240px;
    text-align: center;
    padding: 0 16px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--clr-primary);
    color: var(--clr-white);
    font-family: var(--ff-heading);
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(108,24,69,.3);
}

.process-step h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.process-step p {
    font-size: 14px;
    color: var(--clr-gray-500);
}

.process-connector {
    display: flex;
    align-items: center;
    padding-top: 28px;
    color: var(--clr-gray-300);
}

/* ---------- Why Us ---------- */
.why-us {
    background: var(--clr-bg);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.why-us-content p {
    font-size: 16px;
    margin-bottom: 28px;
}

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

.why-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 500;
    color: var(--clr-gray-900);
}

.why-check {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--clr-primary);
    color: var(--clr-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-us-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.why-card {
    background: var(--clr-white);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.why-card-1 {
    grid-column: 1 / -1;
    background: var(--clr-primary);
    color: var(--clr-white);
}

.why-card-1 h4,
.why-card-1 p {
    color: var(--clr-white);
}

.why-card-1 p {
    opacity: .85;
}

.why-card-icon {
    margin-bottom: 12px;
    color: inherit;
}

.why-card h4 {
    font-size: 18px;
    margin-bottom: 6px;
}

.why-card p {
    font-size: 14px;
    color: var(--clr-gray-500);
    margin: 0;
}

/* ---------- Testimonials ---------- */
.testimonials {
    background: var(--clr-bg);
}

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

.testimonial-card {
    background: var(--clr-white);
    border-radius: var(--radius-md);
    padding: 32px 28px;
    border: 1px solid var(--clr-gray-300);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-primary);
}

.testimonial-stars {
    display: flex;
    gap: 2px;
    color: var(--clr-accent);
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 15px;
    font-style: italic;
    color: var(--clr-gray-700);
    margin-bottom: 20px;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--clr-primary);
    color: var(--clr-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--ff-heading);
    font-weight: 700;
    font-size: 18px;
}

.testimonial-author strong {
    display: block;
    font-size: 15px;
    color: var(--clr-gray-900);
}

.testimonial-author span {
    font-size: 13px;
    color: var(--clr-gray-500);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
    background: linear-gradient(135deg, var(--clr-primary-dark) 0%, var(--clr-primary) 100%);
    padding: 40px 0;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255,255,255,.05);
}

.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,.04);
}

.cta-content {
    position: relative;
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    color: var(--clr-white);
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255,255,255,.8);
    margin-bottom: 32px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- Contact ---------- */
.contact {
    background: var(--clr-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 40px;
    align-items: flex-start;
}

.contact-info p {
    font-size: 16px;
    margin-bottom: 32px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--clr-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--clr-gray-300);
    transition: var(--transition);
}

a.contact-method:hover {
    border-color: var(--clr-primary);
    box-shadow: var(--shadow-sm);
    transform: translateX(4px);
}

.contact-method-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--clr-primary-lighter);
    color: var(--clr-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-method h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 2px;
}

.contact-method span {
    font-size: 14px;
    color: var(--clr-gray-500);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--clr-white);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--clr-gray-300);
}

.contact-form h3 {
    font-size: 24px;
    margin-bottom: 28px;
    text-align: center;
}

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

.form-group label {
    display: block;
    font-family: var(--ff-heading);
    font-size: 13px;
    font-weight: 600;
    color: var(--clr-gray-900);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--ff-body);
    font-size: 15px;
    color: var(--clr-gray-900);
    background: var(--clr-gray-100);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--clr-primary);
    background: var(--clr-white);
    box-shadow: 0 0 0 4px rgba(108,24,69,.1);
}

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

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

.form-note {
    text-align: center;
    font-size: 13px;
    color: var(--clr-gray-500);
    margin-top: 12px;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--clr-dark);
    color: rgba(255,255,255,.7);
    padding: 40px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--ff-heading);
    font-weight: 800;
    font-size: 18px;
    color: var(--clr-white);
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--clr-dark-700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,.6);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 16px;
    color: var(--clr-white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,.6);
}

.footer-links a:hover {
    color: var(--clr-primary-light);
    padding-left: 4px;
}

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.footer-contact li svg {
    flex-shrink: 0;
    color: var(--clr-primary-light);
}

.footer-contact a {
    color: rgba(255,255,255,.6);
}

.footer-contact a:hover {
    color: var(--clr-primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.footer-bottom a {
    color: rgba(255,255,255,.5);
}

.footer-bottom a:hover {
    color: var(--clr-primary-light);
}

/* ---------- Back to Top ---------- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--clr-primary);
    color: var(--clr-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--clr-primary-dark);
    transform: translateY(-3px);
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-8px);
    }
    60% {
        transform: translateX(-50%) translateY(-4px);
    }
}

/* Scroll animations */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translate(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image-wrapper {
        max-width: 400px;
        margin: 0 auto;
    }

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

@media (max-width: 900px) {
    .process-grid {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .process-connector {
        transform: rotate(90deg);
        padding-top: 0;
    }

    .process-step {
        max-width: 360px;
    }

    .why-us-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

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

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--clr-white);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 4px;
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        color: var(--clr-gray-700);
        padding: 12px 16px;
        width: 100%;
        font-size: 16px;
    }

    .nav-link:hover,
    .nav-link.active {
        color: var(--clr-primary);
        background: var(--clr-primary-lighter);
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 8px;
        text-align: center;
        justify-content: center;
    }

    .nav-toggle.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
        background: var(--clr-gray-900);
    }
    .nav-toggle.open span:nth-child(2) {
        opacity: 0;
    }
    .nav-toggle.open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
        background: var(--clr-gray-900);
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number, .stat-word {
        font-size: 28px;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 32px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-lg {
        padding: 14px 28px;
        font-size: 15px;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .contact-form-wrapper {
        padding: 28px 20px;
    }

    .about-badge {
        right: 0;
    }
}