/* ===================================
   ARVEND VENDOR - LANDING PAGE STYLES
   Professional Procurement Partner
   =================================== */

/* CSS Variables - Adjustable Colors */
:root {
    /* Primary Colors - Sesuaikan dengan logo */
    --primary-dark: #0a1628;
    --primary-blue: #2563eb;
    --primary-blue-light: #3b82f6;
    --primary-blue-dark: #1d4ed8;
    --primary-cyan: #06b6d4;
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-cyan) 100%);
    --gradient-dark: linear-gradient(180deg, #0a1628 0%, #0f172a 100%);
    --gradient-card: linear-gradient(145deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    
    /* Text Colors */
    --text-white: #ffffff;
    --text-light: #e2e8f0;
    --text-muted: #94a3b8;
    --text-dark: #1e293b;
    
    /* Background Colors */
    --bg-dark: #0a1628;
    --bg-darker: #050d1a;
    --bg-card: rgba(30, 41, 59, 0.5);
    --bg-card-hover: rgba(37, 99, 235, 0.1);
    
    /* Border & Effects */
    --border-color: rgba(148, 163, 184, 0.1);
    --border-glow: rgba(37, 99, 235, 0.3);
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.15);
    
    /* Spacing */
    --section-padding: 100px;
    --container-width: 1200px;
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease-in-out;
    
    /* Button Sizes - Adjustable */
    --btn-padding-sm: 10px 20px;
    --btn-padding-md: 14px 28px;
    --btn-padding-lg: 18px 36px;
    --btn-font-sm: 0.875rem;
    --btn-font-md: 1rem;
    --btn-font-lg: 1.1rem;
}

/* 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);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-light);
    background: var(--bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Watermark */
.watermark {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-display);
    font-size: clamp(150px, 25vw, 400px);
    font-weight: 700;
    color: rgba(37, 99, 235, 0.03);
    letter-spacing: 0.1em;
    white-space: nowrap;
    pointer-events: none;
    z-index: 0;
    user-select: none;
}

/* Floating Particles */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-blue);
    border-radius: 50%;
    opacity: 0.3;
    animation: float-particle 20s infinite ease-in-out;
}

.particle:nth-child(odd) {
    background: var(--primary-cyan);
    animation-duration: 25s;
}

.particle:nth-child(3n) {
    width: 6px;
    height: 6px;
    opacity: 0.2;
}

@keyframes float-particle {
    0%, 100% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.3;
    }
    90% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: var(--shadow-soft);
}

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

.logo-link {
    display: flex;
    align-items: center;
}

.logo {
    height: 45px;
    width: auto;
    transition: transform var(--transition-normal);
}

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

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--text-white);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.nav-cta {
    background: var(--gradient-primary);
    color: var(--text-white);
    margin-left: 10px;
}

.nav-link.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-white);
    transition: all var(--transition-fast);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-blue-light);
    margin-bottom: 24px;
}

.badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-white);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: var(--btn-padding-md);
    font-family: var(--font-body);
    font-size: var(--btn-font-md);
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-lg {
    padding: var(--btn-padding-lg);
    font-size: var(--btn-font-lg);
}

.btn-sm {
    padding: var(--btn-padding-sm);
    font-size: var(--btn-font-sm);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-block {
    width: 100%;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-white);
    display: inline;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--primary-blue-light);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: var(--border-color);
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--primary-blue), transparent);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* ===================================
   SECTIONS BASE
   =================================== */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-blue-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    background: var(--bg-darker);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-text {
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-text strong {
    color: var(--text-white);
}

.about-features {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 12px;
    color: var(--primary-blue-light);
    transition: all var(--transition-normal);
}

.feature-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* About Visual */
.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-card {
    position: relative;
    padding: 60px;
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    box-shadow: var(--shadow-medium);
}

.about-logo {
    width: 250px;
    height: auto;
    display: block;
}

.visual-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.1;
    animation: pulse-slow 4s ease-in-out infinite;
}

@keyframes pulse-slow {
    0%, 100% { transform: scale(1); opacity: 0.1; }
    50% { transform: scale(1.1); opacity: 0.15; }
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    position: relative;
    padding: 40px 30px;
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.service-card.featured {
    background: linear-gradient(145deg, rgba(37, 99, 235, 0.15) 0%, rgba(15, 23, 42, 0.9) 100%);
    border-color: rgba(37, 99, 235, 0.3);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 12px;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-white);
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 16px;
    color: var(--primary-blue-light);
    margin-bottom: 24px;
    transition: all var(--transition-normal);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 12px;
}

.service-card > p {
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-list {
    list-style: none;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.service-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-cyan);
    font-weight: 600;
}

/* ===================================
   PRODUCTS SECTION
   =================================== */
.products {
    background: var(--bg-darker);
}

.products-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--text-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.product-card.hidden {
    display: none;
}

.product-image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.product-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(145deg, rgba(37, 99, 235, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    color: var(--text-muted);
}

.product-placeholder svg {
    opacity: 0.5;
}

.product-placeholder span {
    font-size: 0.875rem;
    opacity: 0.7;
}

.product-info {
    padding: 24px;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-blue-light);
}

.product-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-white);
    margin: 8px 0;
}

.product-info p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.products-cta {
    text-align: center;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.products-cta p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */
.testimonial-slider {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.testimonial-card {
    flex: 0 0 100%;
    padding: 0 20px;
}

.testimonial-content {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 24px;
    position: relative;
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 30px;
    font-family: var(--font-display);
    font-size: 80px;
    color: var(--primary-blue);
    opacity: 0.2;
    line-height: 1;
}

.testimonial-rating {
    margin-bottom: 20px;
}

.testimonial-rating span {
    color: #fbbf24;
    font-size: 1.25rem;
    margin-right: 2px;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-left: 20px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-white);
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 4px;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.nav-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
}

.testimonial-dots {
    display: flex;
    gap: 10px;
}

.testimonial-dots .dot {
    width: 10px;
    height: 10px;
    background: var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.testimonial-dots .dot.active {
    background: var(--primary-blue);
    transform: scale(1.2);
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    background: var(--bg-darker);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

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

.contact-desc {
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.contact-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 12px;
    color: var(--primary-blue-light);
    transition: all var(--transition-normal);
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 8px;
}

.contact-form > p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.form-note svg {
    color: var(--primary-cyan);
}

/* ===================================
   PARTNERS SECTION
   =================================== */
.partners {
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
}

.partners-header {
    text-align: center;
    margin-bottom: 40px;
}

.partners-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.partners-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.partner-item {
    flex: 0 0 auto;
}

.partner-placeholder {
    padding: 20px 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

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

.social-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--text-white);
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 12px;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-blue-light);
}

.footer-links p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 8px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===================================
   FLOATING WHATSAPP
   =================================== */
.wa-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #25d366;
    border-radius: 50%;
    color: white;
    text-decoration: none;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-normal);
}

.wa-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.wa-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #25d366;
    animation: wa-pulse 2s ease-in-out infinite;
}

@keyframes wa-pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.wa-tooltip {
    position: absolute;
    right: 75px;
    padding: 10px 16px;
    background: var(--text-white);
    color: var(--text-dark);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-soft);
}

.wa-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--text-white);
}

.wa-float:hover .wa-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* ===================================
   MODAL
   =================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 50px;
    max-width: 450px;
    text-align: center;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 50%;
    margin: 0 auto 24px;
    color: #22c55e;
}

.modal-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 12px;
}

.modal-content p {
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.7;
}

/* ===================================
   ANIMATIONS - Fade & Slide
   =================================== */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animations */
.fade-up:nth-child(1) { transition-delay: 0s; }
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }
.fade-up:nth-child(5) { transition-delay: 0.4s; }
.fade-up:nth-child(6) { transition-delay: 0.5s; }

/* ===================================
   HOVER EFFECTS - Rotate & Tilt
   =================================== */
.hover-rotate {
    transition: transform var(--transition-normal);
}

.hover-rotate:hover {
    transform: rotate(15deg) scale(1.1);
}

.hover-tilt {
    transition: transform var(--transition-normal);
}

.hover-tilt:hover {
    transform: perspective(500px) rotateX(5deg) rotateY(5deg) scale(1.05);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .services-grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
        --btn-padding-lg: 16px 28px;
        --btn-font-lg: 1rem;
    }
    
    .navbar-content {
        position: relative;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 22, 40, 0.98);
        backdrop-filter: blur(20px);
        padding: 20px;
        border-radius: 16px;
        margin-top: 10px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 14px;
    }
    
    .nav-link.nav-cta {
        margin-left: 0;
        margin-top: 10px;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 30px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .stat-item {
        flex: 1 1 30%;
    }
    
    .services-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .hero-scroll {
        display: none;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 50px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn-lg {
        width: 100%;
    }
    
    .visual-card {
        padding: 40px;
    }
    
    .about-logo {
        width: 180px;
    }
    
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    
    .testimonial-card {
        padding: 0 10px;
    }
    
    .testimonial-content {
        padding: 30px 20px;
    }
    
    .wa-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    
    .wa-tooltip {
        display: none;
    }
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print {
    .navbar,
    .wa-float,
    .hero-scroll,
    .particles-container,
    .watermark {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding: 40px 0;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}