/* ============================================
   GREEN DOVE LANDSCAPERS — Stylesheet
   4-Color Premium Palette:
   Light:       #FBFEFD
   Dark:        #182210
   Medium Dark: #2B4230
   Balancer:    #AEAA43
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --clr-light: #FBFEFD;
    --clr-dark: #182210;
    --clr-medium: #2B4230;
    --clr-accent: #AEAA43;
    --clr-accent-hover: #c2be52;
    --clr-accent-dark: #928e36;
    --clr-bg: #FBFEFD;
    --clr-bg-alt: #f0f7f2;
    --clr-text: #2c3e2d;
    --clr-text-light: #5a6e5c;
    --clr-border: #d8e8dc;
    --clr-white: #ffffff;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --shadow-sm: 0 1px 3px rgba(24, 34, 16, .08);
    --shadow-md: 0 4px 16px rgba(24, 34, 16, .1);
    --shadow-lg: 0 8px 32px rgba(24, 34, 16, .12);
    --shadow-xl: 0 16px 48px rgba(24, 34, 16, .15);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --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(--font-body);
    color: var(--clr-text);
    background: var(--clr-bg);
    line-height: 1.7;
    -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;
}

.accent {
    color: var(--clr-accent);
}

/* --- Top Bar --- */
.top-bar {
    background: var(--clr-dark);
    color: var(--clr-light);
    font-size: .82rem;
    padding: 8px 0;
    letter-spacing: .3px;
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: .85;
}

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

.social-links a {
    opacity: .7;
    transition: var(--transition);
}

.social-links a:hover {
    opacity: 1;
    color: var(--clr-accent);
}

/* --- Navigation --- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--clr-white);
    border-bottom: 1px solid var(--clr-border);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(251, 254, 253, .97);
    backdrop-filter: blur(12px);
    border-bottom-color: rgba(43, 66, 48, .15);
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
}

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

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--clr-dark);
}

.logo-tagline {
    font-size: .65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--clr-accent);
    font-weight: 600;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    font-size: .9rem;
    font-weight: 500;
    color: var(--clr-text);
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--clr-accent);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--clr-accent);
}

.nav-cta {
    background: var(--clr-accent) !important;
    color: var(--clr-white) !important;
    padding: 10px 22px !important;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--clr-accent-hover) !important;
    transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--clr-dark);
    margin: 5px 0;
    transition: var(--transition);
    border-radius: 2px;
}

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

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

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: .95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-body);
}

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

.btn-primary:hover {
    background: var(--clr-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(154, 133, 68, .35);
}

.btn-outline {
    border: 2px solid var(--clr-white);
    color: var(--clr-white);
    background: transparent;
}

.btn-outline:hover {
    background: var(--clr-white);
    color: var(--clr-dark);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.05rem;
}

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

/* --- Section Styling --- */
.section-label {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--clr-accent);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--clr-dark);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-desc {
    color: var(--clr-text-light);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    background: url('images/hero-bg.png') center/cover no-repeat;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(24, 34, 16, .80) 0%, rgba(43, 66, 48, .55) 50%, rgba(24, 34, 16, .72) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
    padding: 120px 0 80px;
}

.hero-badge {
    display: inline-block;
    background: rgba(154, 133, 68, .2);
    border: 1px solid rgba(154, 133, 68, .4);
    color: var(--clr-accent);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: .82rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 28px;
    backdrop-filter: blur(4px);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.8rem;
    font-weight: 800;
    color: var(--clr-white);
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-subtitle {
    color: rgba(248, 254, 253, .75);
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 560px;
}

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

.hero-scroll-hint {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(248, 254, 253, .4);
    font-size: .82rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(6px);
    }
}

/* --- Stats --- */
.stats {
    background: var(--clr-medium);
    padding: 40px 0;
}

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

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--clr-white);
}

.stat-label {
    font-size: .88rem;
    color: rgba(255, 255, 255, .8);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- About --- */
.about {
    padding: 100px 0;
    background: var(--clr-bg);
}

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

.about-image {
    position: relative;
}

.about-image .image-placeholder {
    background: var(--clr-bg-alt);
    border-radius: var(--radius-md);
    height: 440px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text-light);
    font-style: italic;
    border: 2px dashed var(--clr-border);
    padding: 20px;
    text-align: center;
}

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

.exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
}

.exp-text {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: .85;
}

.about-content p {
    color: var(--clr-text-light);
    margin-bottom: 16px;
    font-size: 1.02rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 28px 0 32px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: .95rem;
}

/* --- Services --- */
.services {
    padding: 100px 0;
    background: var(--clr-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--clr-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

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

.service-image-placeholder {
    height: 180px;
    background: var(--clr-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text-light);
    font-style: italic;
    font-size: .88rem;
    border-bottom: 1px solid var(--clr-border);
    padding: 16px;
    text-align: center;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(154, 133, 68, .1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: -28px auto 16px;
    position: relative;
    z-index: 1;
    border: 3px solid var(--clr-white);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--clr-dark);
    text-align: center;
    margin-bottom: 8px;
    padding: 0 20px;
}

.service-card p {
    color: var(--clr-text-light);
    font-size: .92rem;
    text-align: center;
    padding: 0 20px 28px;
    line-height: 1.6;
}

.services-cta {
    text-align: center;
    margin-top: 44px;
}

/* --- Promo Banner --- */
.promo-banner {
    background: var(--clr-medium);
    padding: 52px 0;
}

.promo-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}

.promo-tag {
    display: inline-block;
    background: rgba(154, 133, 68, .25);
    color: var(--clr-accent);
    padding: 4px 14px;
    border-radius: 50px;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.promo-text h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--clr-white);
    margin-bottom: 6px;
}

.promo-text p {
    color: rgba(248, 254, 253, .6);
    font-size: .95rem;
    max-width: 520px;
}

/* --- Portfolio --- */
.portfolio {
    padding: 100px 0;
    background: var(--clr-bg);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
}

.portfolio-large {
    grid-row: span 2;
}

.portfolio-placeholder {
    height: 100%;
    min-height: 280px;
    background: var(--clr-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text-light);
    font-style: italic;
    font-size: .9rem;
    border: 2px dashed var(--clr-border);
    padding: 20px;
    text-align: center;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 280px;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px;
    background: linear-gradient(transparent, rgba(24, 34, 16, .9));
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-cat {
    display: inline-block;
    background: var(--clr-accent);
    color: var(--clr-white);
    padding: 3px 12px;
    border-radius: 50px;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.portfolio-overlay h4 {
    color: var(--clr-white);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.portfolio-overlay p {
    color: rgba(255, 255, 255, .7);
    font-size: .85rem;
}

/* --- Process --- */
.process {
    padding: 100px 0;
    background: var(--clr-bg-alt);
}

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

.process-step {
    text-align: center;
    flex: 0 0 180px;
    padding: 0 8px;
}

.process-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(43, 66, 48, .1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    color: var(--clr-accent);
    border: 2px solid rgba(43, 66, 48, .2);
    transition: var(--transition);
}

.process-step:hover .process-icon {
    background: var(--clr-medium);
    color: var(--clr-accent);
    border-color: var(--clr-medium);
}

.process-step:hover .process-icon svg {
    stroke: white;
}

.process-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--clr-accent);
    margin-bottom: 6px;
}

.process-step h4 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--clr-dark);
    margin-bottom: 6px;
}

.process-step p {
    font-size: .85rem;
    color: var(--clr-text-light);
    line-height: 1.5;
}

.process-connector {
    display: flex;
    align-items: center;
    padding-top: 34px;
}

.process-connector.last {
    display: flex;
}

/* --- Testimonials --- */
.testimonials {
    padding: 100px 0;
    background: var(--clr-bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--clr-white);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--clr-border);
}

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

.testimonial-stars {
    margin-bottom: 16px;
    display: flex;
    gap: 2px;
}

.testimonial-text {
    color: var(--clr-text-light);
    font-size: .96rem;
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

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

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--clr-medium);
    color: var(--clr-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: .85rem;
    flex-shrink: 0;
}

.testimonial-author strong {
    display: block;
    font-size: .92rem;
    color: var(--clr-dark);
}

.testimonial-author span {
    font-size: .8rem;
    color: var(--clr-text-light);
}

/* --- CTA Section --- */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-medium) 100%);
    text-align: center;
}

.cta-inner h2 {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    color: var(--clr-white);
    margin-bottom: 16px;
}

.cta-inner p {
    color: rgba(248, 254, 253, .65);
    font-size: 1.1rem;
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Contact --- */
.contact {
    padding: 100px 0;
    background: var(--clr-bg-alt);
}

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

.contact-info p {
    color: var(--clr-text-light);
    margin-bottom: 28px;
    font-size: 1.02rem;
}

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

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

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(154, 133, 68, .1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    color: var(--clr-dark);
    font-size: .95rem;
    margin-bottom: 2px;
}

.contact-item p {
    color: var(--clr-text-light);
    font-size: .92rem;
    margin: 0;
}

/* --- Contact Form --- */
.contact-form {
    background: var(--clr-white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

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

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: .88rem;
    font-weight: 600;
    color: var(--clr-dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: .92rem;
    color: var(--clr-text);
    background: var(--clr-bg);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px rgba(154, 133, 68, .12);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235a6e5c' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

/* --- Footer --- */
.footer {
    background: var(--clr-dark);
    color: var(--clr-light);
    padding: 72px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(248, 254, 253, .1);
}

.footer-logo {
    margin-bottom: 16px;
}

.footer-logo .logo-name {
    color: var(--clr-light);
}

.footer-about>p {
    color: rgba(248, 254, 253, .55);
    font-size: .92rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(248, 254, 253, .08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(248, 254, 253, .6);
    transition: var(--transition);
}

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

.footer-links-col h4 {
    font-family: var(--font-heading);
    font-size: 1.08rem;
    margin-bottom: 20px;
    color: var(--clr-light);
}

.footer-links-col ul li {
    margin-bottom: 10px;
}

.footer-links-col ul a {
    color: rgba(248, 254, 253, .55);
    font-size: .9rem;
    transition: var(--transition);
}

.footer-links-col ul a:hover {
    color: var(--clr-accent);
    padding-left: 4px;
}

.hours-list li {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    color: rgba(248, 254, 253, .55);
    font-size: .88rem;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(248, 254, 253, .06);
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    color: rgba(248, 254, 253, .4);
    font-size: .85rem;
}

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

.footer-bottom-links a {
    color: rgba(248, 254, 253, .4);
    font-size: .85rem;
}

.footer-bottom-links a:hover {
    color: var(--clr-accent);
}

/* --- Floating WhatsApp --- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, .4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse-wa 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, .5);
}

@keyframes pulse-wa {

    0%,
    100% {
        box-shadow: 0 4px 16px rgba(37, 211, 102, .4);
    }

    50% {
        box-shadow: 0 4px 24px rgba(37, 211, 102, .6), 0 0 0 12px rgba(37, 211, 102, .1);
    }
}

/* --- Back to Top --- */
.back-to-top {
    position: fixed;
    bottom: 96px;
    right: 28px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--clr-dark);
    color: var(--clr-light);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 998;
    box-shadow: var(--shadow-md);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

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

/* --- Image Placeholder Global --- */
.image-placeholder {
    background: var(--clr-bg-alt);
    border: 2px dashed var(--clr-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text-light);
    font-style: italic;
    font-size: .9rem;
    text-align: center;
    padding: 20px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .about-grid,
    .contact-grid {
        gap: 40px;
    }

    .process-connector.last {
        display: none;
    }
}

@media (max-width: 768px) {
    .top-bar-inner {
        justify-content: center;
        text-align: center;
    }

    .top-bar-left,
    .top-bar-right {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--clr-white);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        box-shadow: var(--shadow-xl);
        transition: var(--transition);
        z-index: 2000;
    }

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

    .hero {
        min-height: 80vh;
    }

    .hero-title {
        font-size: 2.4rem;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

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

    .about-image .image-placeholder {
        height: 300px;
    }

    .about-experience-badge {
        bottom: -16px;
        right: 16px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin: 0 auto;
    }

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

    .portfolio-large {
        grid-row: span 1;
    }

    .portfolio-placeholder {
        min-height: 220px;
    }

    .process-grid {
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }

    .process-connector {
        display: none !important;
    }

    .process-step {
        flex: 0 0 auto;
        max-width: 280px;
    }

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

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

    .promo-text p {
        max-width: 100%;
    }

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

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

    .cta-inner h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

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

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

    .stat-number {
        font-size: 2rem;
    }

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

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

    .contact-form {
        padding: 24px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

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