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

:root {
    --green-dark: #1a4731;
    --green-mid: #235e40;
    --green-light: #2d7a52;
    --green-whatsapp: #25D366;
    --green-accent: #34e07a;
    --white: #ffffff;
    --gray-50: #f8faf9;
    --gray-100: #f0f4f2;
    --gray-200: #e2e8e5;
    --gray-300: #c5cec9;
    --gray-400: #94a39b;
    --gray-500: #6b7f74;
    --gray-600: #4a5c52;
    --gray-700: #354840;
    --gray-800: #243330;
    --gray-900: #1a2522;
    --font-primary: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 24px 60px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    line-height: 1.2;
    font-weight: 700;
}

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

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

ul {
    list-style: none;
}

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

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 1px 20px rgba(0,0,0,0.06);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-primary);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.02em;
    transition: color var(--transition);
}

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

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    transition: color var(--transition);
    position: relative;
}

.navbar.scrolled .nav-links a {
    color: var(--gray-600);
}

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

.navbar.scrolled .nav-links a:hover {
    color: var(--green-dark);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--green-whatsapp);
    transition: width var(--transition);
    border-radius: 1px;
}

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

.nav-cta {
    background: var(--green-whatsapp) !important;
    color: var(--white) !important;
    padding: 8px 20px;
    border-radius: 100px;
    font-weight: 600 !important;
    transition: all var(--transition) !important;
}

.nav-cta:hover {
    background: var(--green-accent) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37,211,102,0.3);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

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

.navbar.scrolled .nav-toggle span {
    background: var(--green-dark);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0f2b1c 0%, #1a4731 30%, #1e5438 60%, #153d2a 100%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: 0.06;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(37,211,102,0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(37,211,102,0.2) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(37,211,102,0.15) 0%, transparent 40%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37,211,102,0.12);
    border: 1px solid rgba(37,211,102,0.2);
    color: var(--green-whatsapp);
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -0.03em;
    font-weight: 800;
    line-height: 1.1;
}

.text-gradient {
    background: linear-gradient(135deg, var(--green-whatsapp), var(--green-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: rgba(255,255,255,0.7);
    max-width: 620px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 28px;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

.btn-primary {
    background: var(--green-whatsapp);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--green-accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37,211,102,0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255,255,255,0.25);
}

.btn-outline:hover {
    border-color: rgba(255,255,255,0.5);
    background: rgba(255,255,255,0.08);
    transform: translateY(-2px);
}

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

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--green-whatsapp);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: rgba(255,255,255,0.12);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.3);
    animation: bounce 2s infinite;
    z-index: 2;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ===== SECTION COMMON ===== */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--green-whatsapp);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    color: var(--green-dark);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===== SERVICES ===== */
.services {
    padding: 100px 0;
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green-whatsapp), var(--green-accent));
    opacity: 0;
    transition: opacity var(--transition);
}

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

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon-whatsapp {
    background: rgba(37,211,102,0.1);
    color: var(--green-whatsapp);
}

.service-icon-ai {
    background: rgba(26,71,49,0.08);
    color: var(--green-dark);
}

.service-icon-auto {
    background: rgba(37,211,102,0.08);
    color: var(--green-mid);
}

.service-icon-logistics {
    background: rgba(45,122,82,0.08);
    color: var(--green-light);
}

.service-card h3 {
    font-size: 1.2rem;
    color: var(--green-dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.93rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tags span {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: 100px;
    background: var(--gray-100);
    color: var(--gray-600);
}

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

.why-us-layout {
    display: grid;
    gap: 56px;
}

.why-us-content {
    text-align: center;
}

.why-us-content .section-subtitle {
    text-align: center;
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition);
}

.why-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    border-color: rgba(37,211,102,0.2);
}

.why-card-number {
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--green-whatsapp);
    margin-bottom: 16px;
    letter-spacing: 0.05em;
}

.why-card h4 {
    font-size: 1.1rem;
    color: var(--green-dark);
    margin-bottom: 10px;
}

.why-card p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== PROCESS ===== */
.process {
    padding: 100px 0;
    background: var(--green-dark);
    position: relative;
    overflow: hidden;
}

.process::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 10% 20%, rgba(37,211,102,0.06) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(37,211,102,0.04) 0%, transparent 40%);
}

.process .section-tag {
    color: var(--green-accent);
}

.process .section-title {
    color: var(--white);
}

.process .section-subtitle {
    color: rgba(255,255,255,0.6);
}

.process-steps {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 28px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition);
}

.process-step:hover {
    background: rgba(255,255,255,0.07);
    border-color: rgba(37,211,102,0.2);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--green-whatsapp), var(--green-accent));
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.15rem;
    color: var(--white);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.7;
}

.step-visual {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.process-connector {
    display: flex;
    justify-content: center;
    padding: 8px 0;
}

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

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
}

.contact-info .section-tag {
    text-align: left;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact-info > p {
    font-size: 1rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 36px;
}

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

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

.contact-item-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(26,71,49,0.06);
    color: var(--green-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon.whatsapp-icon {
    background: rgba(37,211,102,0.1);
    color: var(--green-whatsapp);
}

.contact-item strong {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-400);
    font-weight: 500;
    margin-bottom: 2px;
}

.contact-item a,
.contact-item span {
    font-size: 0.95rem;
    color: var(--green-dark);
    font-weight: 500;
}

.contact-item a:hover {
    color: var(--green-whatsapp);
}

/* Form */
.contact-form-wrapper {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

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

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-group input,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.95rem;
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: var(--gray-50);
    color: var(--gray-800);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--green-whatsapp);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(37,211,102,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

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

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    padding: 56px 0 0;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 56px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
}

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

.footer-brand .nav-logo span {
    color: var(--white);
}

.footer-brand p {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.45);
    line-height: 1.7;
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255,255,255,0.8);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.footer-col a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.4);
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--green-whatsapp);
}

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

.social-link {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.4);
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--green-whatsapp);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.3);
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 56px;
    height: 56px;
    background: var(--green-whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 999;
    transition: all var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-2px);
    box-shadow: 0 8px 28px rgba(37,211,102,0.5);
}

/* ===== SCROLL ANIMATIONS ===== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }

    .step-visual {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

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

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

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 14px 0;
        font-size: 1.05rem;
        color: rgba(255,255,255,0.8) !important;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }

    .nav-links a::after {
        display: none;
    }

    .nav-cta {
        text-align: center;
        margin-top: 16px;
        border-bottom: none !important;
    }

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

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

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

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-number {
        font-size: 1.2rem;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .services, .why-us, .process, .contact {
        padding: 72px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

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

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

    .footer-links {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .process-step {
        padding: 24px;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 1.9rem;
    }

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

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

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 36px;
        height: 1px;
    }

    .service-card {
        padding: 28px;
    }

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