/* ==========================================
   NAPION DEV & SUPPLY - Professional Design
   ========================================== */

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

:root {
    --primary: #0a0a0a;
    --secondary: #141414;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-light: #3b82f6;
    --accent-glow: rgba(37, 99, 235, 0.15);
    --success: #059669;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gradient-hero: linear-gradient(145deg, #0a0a0a 0%, #18181b 50%, #1e1b4b 100%);
    --gradient-accent: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 40px -10px rgba(0,0,0,0.15);
    --radius: 8px;
    --radius-lg: 16px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--primary);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

/* ==========================================
   HEADER - Clean & Professional
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 1px 0 rgba(0,0,0,0.08);
}

.nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-img {
    height: 36px;
    width: auto;
}

.logo-text {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.3px;
}

.logo-suffix {
    font-weight: 400;
    color: var(--gray-500);
    margin-left: 4px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--gray-100);
}

.nav-links .nav-cta {
    background: var(--primary);
    color: var(--white);
    margin-left: 8px;
}

.nav-links .nav-cta:hover {
    background: var(--secondary);
    color: var(--white);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
    padding: 8px;
}

.menu-toggle span {
    width: 20px;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
    transition: all 0.3s ease;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 24px 80px;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 10%;
    right: 5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent-light);
    margin-bottom: 24px;
    letter-spacing: 0.3px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -1.5px;
    color: var(--white);
    margin-bottom: 24px;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--gray-400);
    margin-bottom: 36px;
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--gradient-accent);
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.hero-logo {
    width: 100%;
    max-width: 340px;
    height: auto;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.4));
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
}

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

.btn-accent:hover {
    background: var(--accent-hover);
}

/* ==========================================
   SECTIONS
   ========================================== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 64px;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--primary);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--gray-500);
    line-height: 1.7;
}

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

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

.about-text .section-label {
    text-align: left;
}

.about-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1.3;
}

.about-text p {
    font-size: 1rem;
    color: var(--gray-600);
    margin-bottom: 16px;
    line-height: 1.75;
}

.about-list {
    list-style: none;
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-700);
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
}

.about-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-lg);
}

.about-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.about-card-icon {
    width: 48px;
    height: 48px;
    background: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.about-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary);
}

.about-card-subtitle {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: 2px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.stat {
    text-align: center;
    padding: 20px 16px;
    background: var(--gray-50);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.stat:hover {
    background: var(--gray-100);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.service-card {
    background: var(--white);
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

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

.service-icon {
    width: 48px;
    height: 48px;
    background: var(--gray-100);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.service-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--gray-600);
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    background: var(--accent);
}

.service-card:hover .service-icon svg {
    stroke: var(--white);
}

/* WhatsApp service icon */
.service-icon.whatsapp-service {
    background: rgba(37, 211, 102, 0.1);
}

.service-icon.whatsapp-service svg {
    width: 24px;
    height: 24px;
    fill: #25D366;
    stroke: none;
}

.service-card:hover .service-icon.whatsapp-service {
    background: #25D366;
}

.service-card:hover .service-icon.whatsapp-service svg {
    fill: var(--white);
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary);
}

.service-card p {
    font-size: 0.875rem;
    color: var(--gray-500);
    line-height: 1.65;
}

/* ==========================================
   CLIENTS SECTION
   ========================================== */
.clients {
    background: var(--gray-50);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.client-card {
    background: var(--white);
    padding: 28px 20px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: all 0.3s ease;
}

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

.client-icon {
    width: 48px;
    height: 48px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    transition: all 0.3s ease;
}

.client-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--gray-500);
}

.client-card:hover .client-icon {
    background: var(--accent);
}

.client-card:hover .client-icon svg {
    stroke: var(--white);
}

.client-name {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}

.client-segment {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary);
}

.contact-info > p {
    color: var(--gray-500);
    margin-bottom: 28px;
    font-size: 1rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--gray-50);
    border-radius: var(--radius);
    transition: all 0.2s ease;
    text-decoration: none;
    color: inherit;
}

.contact-item:hover {
    background: var(--gray-100);
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    background: var(--white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
}

.contact-item-icon svg {
    width: 22px;
    height: 22px;
}

.contact-item-icon.whatsapp-icon svg {
    fill: #25D366;
}

.contact-item-icon.email-icon svg {
    stroke: var(--accent);
}

.contact-item-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-item-value {
    font-size: 1rem;
    color: var(--primary);
    font-weight: 600;
    margin-top: 2px;
}

.contact-form {
    background: var(--gray-50);
    padding: 36px;
    border-radius: var(--radius-lg);
}

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

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    font-family: inherit;
    background: var(--white);
    transition: all 0.2s ease;
    color: var(--primary);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.contact-form .btn {
    width: 100%;
    padding: 16px;
}

.form-message {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: center;
}

.form-message.success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.form-message.error {
    background: rgba(220, 38, 38, 0.1);
    color: #dc2626;
    border: 1px solid rgba(220, 38, 38, 0.2);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--primary);
    color: var(--gray-400);
    padding: 32px 0;
}

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

.footer p {
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 28px;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

/* ==========================================
   WHATSAPP FLOATING BUTTON
   ========================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
}

.whatsapp-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn svg {
    width: 28px;
    height: 28px;
    fill: white;
}

.whatsapp-tooltip {
    position: absolute;
    right: 68px;
    background: var(--primary);
    color: white;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px);
    transition: all 0.2s ease;
}

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

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

/* ==========================================
   ANIMATIONS
   ========================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

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

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .hero-content {
        gap: 50px;
    }
}

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

    .nav-links {
        position: fixed !important;
        top: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        left: auto !important;
        width: 280px !important;
        height: 100vh !important;
        background: #ffffff !important;
        flex-direction: column !important;
        padding: 100px 24px 24px 24px !important;
        gap: 8px !important;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.15);
        z-index: 9999 !important;
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateX(0) !important;
    }

    .nav-links::before {
        content: 'Menu';
        position: absolute;
        top: 32px;
        left: 24px;
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 1.5px;
        color: #a1a1aa;
    }

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

    .nav-links a {
        display: block !important;
        padding: 16px 20px !important;
        font-size: 1rem !important;
        border-radius: 8px !important;
        color: #0a0a0a !important;
        background: transparent !important;
        text-align: left !important;
        width: 100% !important;
    }

    .nav-links a:hover {
        background: #f4f4f5 !important;
    }

    .nav-links .nav-cta {
        margin-left: 0 !important;
        margin-top: 16px !important;
        text-align: center !important;
        background: #0a0a0a !important;
        color: #ffffff !important;
    }

    .nav-links .nav-cta:hover {
        background: #141414 !important;
        color: #ffffff !important;
    }

    /* Overlay when sidebar is open */
    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.6);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 9998;
    }

    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .hero {
        padding: 100px 24px 60px;
        min-height: auto;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-badge {
        justify-content: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-logo {
        max-width: 220px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-text {
        text-align: center;
    }

    .about-text .section-label {
        text-align: center;
    }

    .about-list {
        align-items: center;
    }

    .about-visual {
        order: -1;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .client-card {
        padding: 20px 16px;
    }

    .client-name {
        font-size: 0.8125rem;
    }

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

    .contact-info {
        text-align: center;
    }

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

    section {
        padding: 70px 0;
    }

    .footer .container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-btn {
        width: 52px;
        height: 52px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
        letter-spacing: -1px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

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

    .section-title {
        font-size: 1.5rem;
    }
}