/* Base & Variables */
:root {
    --primary: #005fbc;
    --primary-light: #e6f0fa;
    --primary-dark: #004285;
    --secondary: #f97316; /* Optional accent */
    --secondary-light: #ffedd5;
    --success: #25D366; /* WhatsApp Green */
    --success-light: #dcf8c6;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --bg-main: #ffffff;
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-hover: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.25rem; }

a {
    text-decoration: none;
    color: var(--primary);
    transition: all 0.3s ease;
}

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

ul {
    list-style: none;
}

/* Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 5rem 0;
}

.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--text-muted); }
.text-white { color: #fff; }
.text-dark { color: var(--text-main); }
.text-light { color: #f1f5f9; }

.bg-light { background-color: var(--bg-light); }
.bg-white { background-color: var(--bg-main); }
.bg-dark { background-color: var(--bg-dark); }
.bg-darker { background-color: var(--bg-darker); }
.bg-primary-light { background-color: var(--primary-light); }
.bg-secondary-light { background-color: var(--secondary-light); }
.bg-success-light { background-color: var(--success-light); }
.bg-warning-light { background-color: var(--warning-light); }

.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-70 { opacity: 0.7; }
.opacity-80 { opacity: 0.8; }
.opacity-90 { opacity: 0.9; }

.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.pt-4 { padding-top: 1.5rem; }

.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-md { max-width: 42rem; }
.w-100 { width: 100%; }
.w-fit { width: fit-content; }
.d-block { display: block; }

.gap-4 { gap: 2rem; }

/* Grid System */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    border-radius: var(--radius-md);
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(0, 95, 188, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 95, 188, 0.23);
    color: white;
}

.btn-secondary {
    background-color: white;
    color: var(--text-main);
    border-color: #e2e8f0;
}

.btn-secondary:hover {
    border-color: var(--text-muted);
    background-color: var(--bg-light);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

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

.btn-outline-primary {
    background-color: var(--bg-white);
    border-color: var(--primary);
    color: var(--primary);
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
    padding: 0.5rem 0;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-main);
}

.logo-text span {
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.text-highlight {
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.text-highlight::after {
    content: '';
    position: absolute;
    bottom: 0.1em;
    left: 0;
    width: 100%;
    height: 0.25em;
    background-color: var(--primary-light);
    z-index: -1;
    border-radius: 4px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.trust-bullets {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
    font-size: 0.95rem;
}

.trust-item svg {
    color: var(--success);
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    object-fit: cover;
    aspect-ratio: 4/5;
}

.floating-card {
    position: absolute;
    bottom: -2rem;
    left: -2rem;
    background: white;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 6s ease-in-out infinite;
}

.card-icon {
    font-size: 2rem;
}

.card-title {
    font-weight: 700;
    font-family: var(--font-heading);
}

.card-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Value Props */
.section-header {
    max-width: 800px;
    margin: 0 auto 3rem;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-muted);
}

.value-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid #f1f5f9;
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

/* Services */
.service-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    border: 1px solid #f1f5f9;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-img {
    height: 240px;
    width: 100%;
    background-color: #e2e8f0;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-content {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.clean-list {
    padding-left: 1.5rem;
}

.clean-list li {
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.clean-list li::before {
    content: "•";
    color: var(--primary);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

/* Why Us */
.why-us {
    position: relative;
    overflow: hidden;
}

.why-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.benefit-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.icon-check {
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.why-stats {
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-card {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--primary-light);
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Brands */
.brand-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem 4rem;
    align-items: center;
    opacity: 0.5;
}

.brand-list span {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--text-muted);
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.brand-list span:hover {
    filter: grayscale(0%);
    color: var(--primary);
}

/* Process */
.step {
    position: relative;
    padding: 2rem;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    z-index: 2;
}

.step-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    margin: 0 auto 1.5rem;
    box-shadow: 0 0 0 8px var(--primary-light);
}

.step-connector {
    position: absolute;
    top: 48px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--primary-light);
    z-index: 1;
}

/* Testimonials */
.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid #f1f5f9;
}

.stars {
    color: #fbbf24;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 1.05rem;
    font-style: italic;
    color: var(--text-main);
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: 1.25rem;
}

/* FAQ */
.faq-container {
    max-width: 800px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: white;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid #f1f5f9;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: none;
    border: none;
    font-size: 1.125rem;
    font-weight: 600;
    font-family: var(--font-heading);
    color: var(--text-main);
    cursor: pointer;
    text-align: left;
}

.faq-question .chevron {
    transition: transform 0.3s ease;
    color: var(--primary);
}

.faq-question.active .chevron {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.answer-inner {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
}

/* Final CTA */
.final-cta {
    position: relative;
    padding: 6rem 0;
    background-color: var(--primary-dark);
    background-image: 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='0.05'%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");
}

.final-cta-content {
    position: relative;
    z-index: 2;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--primary-dark) 100%);
    z-index: 1;
}

.d-flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Floating WA */
.floating-wa {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: var(--success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: transform 0.3s ease;
}

.floating-wa:hover {
    transform: scale(1.1);
}

.pulse {
    animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

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

/* Animations Triggered by JS */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    transition-delay: var(--delay, 0s);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    transition-delay: var(--delay, 0s);
}

.is-visible {
    opacity: 1;
    transform: translate(0);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container, .why-layout {
        grid-template-columns: 1fr;
    }
    
    .hero-content {
        text-align: center;
    }

    .hero-subtitle {
        margin: 0 auto 2.5rem;
    }
    
    .hero-actions, .trust-bullets {
        justify-content: center;
    }

    .floating-card {
        bottom: 1rem;
        left: 1rem;
        right: 1rem;
        width: auto;
    }
}

@media (max-width: 768px) {
    .d-none-mobile {
        display: none;
    }

    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .section-padding {
        padding: 4rem 0;
    }

    .btn-large {
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .floating-wa {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 55px;
        height: 55px;
    }
    
    .value-cards, .testimonial-grid, .service-cards, .why-stats {
        grid-template-columns: 1fr;
    }
}