/* ============================================
   PBI RACKING - Company Profile Stylesheet
   Design: Clean Industrial Look
   Colors: Blue, Grey, White
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Primary Colors */
    --primary-900: #0b1d3a;
    --primary-800: #0f2a52;
    --primary-700: #14376a;
    --primary-600: #1a4a8a;
    --primary-500: #1e5aab;
    --primary-400: #3a7bd5;
    --primary-300: #6da0e6;
    --primary-200: #a3c4f0;
    --primary-100: #d4e4f9;
    --primary-50: #eef4fd;

    /* Accent */
    --accent-500: #f59e0b;
    --accent-400: #fbbf24;
    --accent-600: #d97706;

    /* Neutrals */
    --neutral-950: #0a0a0a;
    --neutral-900: #171717;
    --neutral-800: #262626;
    --neutral-700: #404040;
    --neutral-600: #525252;
    --neutral-500: #737373;
    --neutral-400: #a3a3a3;
    --neutral-300: #d4d4d4;
    --neutral-200: #e5e5e5;
    --neutral-100: #f5f5f5;
    --neutral-50: #fafafa;
    --white: #ffffff;

    /* Functional */
    --success: #10b981;
    --danger: #ef4444;

    /* Typography */
    --font-primary: "Inter", "Segoe UI", sans-serif;
    --font-heading: "Outfit", "Inter", sans-serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-max: 1200px;
    --container-padding: 0 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 30px rgba(30, 90, 171, 0.15);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    color: var(--neutral-700);
    line-height: 1.7;
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

ul,
ol {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--primary-900);
}

h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
}
h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
}
h3 {
    font-size: clamp(1.3rem, 3vw, 1.6rem);
}
h4 {
    font-size: 1.15rem;
}

p {
    margin-bottom: 1rem;
    color: var(--neutral-600);
}

/* ---------- Utility Classes ---------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--container-padding);
}

.section {
    padding: var(--section-padding);
}

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

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary-500);
    margin-bottom: 12px;
}

.section-label::before {
    content: "";
    width: 30px;
    height: 2px;
    background: var(--accent-500);
}

.section-title {
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--neutral-500);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: var(--white);
    box-shadow: 0 4px 20px rgba(30, 90, 171, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(30, 90, 171, 0.45);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-700);
    border: 2px solid var(--primary-200);
}

.btn-secondary:hover {
    background: var(--primary-50);
    border-color: var(--primary-400);
    transform: translateY(-2px);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
    color: var(--white);
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.45);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--primary-700);
    border-color: var(--white);
}

/* ---------- Preloader ---------- */
.preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--primary-900);
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        opacity 0.5s ease,
        visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.15);
    border-top-color: var(--accent-400);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.08);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    transition: color var(--transition-base);
}

.navbar.scrolled .nav-logo {
    color: var(--primary-900);
}

.nav-logo .logo-img {
    height: 42px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: filter var(--transition-base);
}

.navbar.scrolled .nav-logo .logo-img {
    filter: none;
}

.footer .nav-logo .logo-img {
    filter: brightness(0) invert(1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-links a {
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

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

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
    color: var(--primary-600);
    background: var(--primary-50);
}

.nav-cta {
    margin-left: 10px;
}

.nav-cta .btn {
    padding: 10px 24px;
    font-size: 0.85rem;
}

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

.mobile-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--white);
    border-radius: 4px;
    transition: all var(--transition-base);
}

.navbar.scrolled .mobile-toggle span {
    background: var(--primary-900);
}

.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(6px, -6px);
}

/* ---------- Hero Section ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 29, 58, 0.92) 0%, rgba(15, 42, 82, 0.85) 40%, rgba(26, 74, 138, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-400);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease both;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease 0.15s both;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--accent-400), var(--accent-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 36px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.45s both;
}

.hero-stats {
    display: flex;
    gap: 50px;
    margin-top: 20px;
    padding-top: 40px;
    margin-bottom: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat-item h3 {
    font-size: 2.2rem;
    color: var(--white);
    font-weight: 800;
}

.stat-item h3 span {
    color: var(--accent-400);
}

.stat-item p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Floating shapes */
.hero-shapes {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.06;
    background: var(--white);
}

.hero-shapes .shape-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.hero-shapes .shape-2 {
    width: 250px;
    height: 250px;
    bottom: -50px;
    left: 10%;
    animation: float 10s ease-in-out infinite reverse;
}

.hero-shapes .shape-3 {
    width: 150px;
    height: 150px;
    top: 40%;
    right: 20%;
    animation: float 6s ease-in-out infinite 1s;
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-30px) scale(1.05);
    }
}

/* ---------- Features / Highlights ---------- */
.features {
    background: var(--neutral-50);
    padding: 100px 0;
    margin-top: -60px;
    position: relative;
    z-index: 3;
}

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

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: var(--primary-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary-500);
    fill: none;
    stroke-width: 2;
    transition: stroke var(--transition-base);
}

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

.feature-card h3 {
    margin-bottom: 10px;
    font-size: 1.15rem;
}

.feature-card p {
    font-size: 0.92rem;
    margin-bottom: 0;
}

/* ---------- Products / Services Highlight ---------- */
.products-highlight {
    padding: var(--section-padding);
}

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

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-base);
    group: product;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.product-card-img {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card-img img {
    transform: scale(1.08);
}

.product-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 29, 58, 0.6) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-base);
    display: flex;
    align-items: flex-end;
    padding: 20px;
}

.product-card:hover .product-card-overlay {
    opacity: 1;
}

.product-card-body {
    padding: 24px;
}

.product-card-body h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    transition: color var(--transition-fast);
}

.product-card:hover .product-card-body h3 {
    color: var(--primary-500);
}

.product-card-body p {
    font-size: 0.88rem;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-500);
    transition: gap var(--transition-base);
}

.product-card-link:hover {
    gap: 12px;
}

/* ---------- Advantages Section ---------- */
.advantages {
    background: var(--primary-900);
    padding: var(--section-padding);
    position: relative;
    overflow: hidden;
}

.advantages::before {
    content: "";
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(30, 90, 171, 0.15), transparent 70%);
    top: -200px;
    right: -200px;
}

.advantages .section-label {
    color: var(--accent-400);
}

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

.advantages .section-desc {
    color: rgba(255, 255, 255, 0.6);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 40px 20px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: all var(--transition-base);
}

.advantage-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-6px);
}

.advantage-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--white);
    fill: none;
    stroke-width: 2;
}

.advantage-item h4 {
    color: var(--white);
    margin-bottom: 8px;
}

.advantage-item p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.88rem;
    margin-bottom: 0;
}

/* ---------- Clients Section ---------- */
.clients {
    padding: var(--section-padding);
    background: var(--neutral-50);
}

.clients-marquee {
    overflow: hidden;
    padding: 30px 0;
}

.clients-track {
    display: flex;
    gap: 60px;
    animation: marquee 30s linear infinite;
}

.client-logo {
    flex-shrink: 0;
    height: 60px;
    width: auto;
    object-fit: contain;
    opacity: 0.5;
    filter: grayscale(100%);
    transition: all var(--transition-base);
}

.client-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ---------- CTA Section ---------- */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background: 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='0.03'%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");
}

.cta .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.cta-content {
    max-width: 600px;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 12px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.05rem;
    margin-bottom: 0;
}

.cta-buttons {
    display: flex;
    gap: 16px;
}

/* ---------- About Page ---------- */
.page-hero {
    position: relative;
    padding: 180px 0 100px;
    background: linear-gradient(135deg, var(--primary-900), var(--primary-700));
    overflow: hidden;
}

.page-hero::before {
    content: "";
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.08), transparent 70%);
    top: -300px;
    right: -200px;
}

.page-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.page-hero h1 {
    color: var(--white);
    margin-bottom: 16px;
}

.page-hero p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.85rem;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.5);
}

.breadcrumb a:hover {
    color: var(--accent-400);
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.3);
}

.breadcrumb .current {
    color: var(--accent-400);
}

/* About Content */
.about-story {
    padding: var(--section-padding);
}

.about-story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-story-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

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

.about-story-content h2 {
    margin-bottom: 20px;
}

.about-story-content p {
    font-size: 0.95rem;
}

/* Vision Mission */
.vision-mission {
    padding: 80px 0;
    background: var(--neutral-50);
}

.vm-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.vm-card {
    padding: 45px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
    position: relative;
    overflow: hidden;
}

.vm-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-500), var(--accent-500));
}

.vm-card h3 {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.vm-card h3 svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary-500);
    fill: none;
    stroke-width: 2;
}

.vm-card p {
    font-size: 0.92rem;
    margin-bottom: 0;
}

.vm-card ul {
    margin-top: 12px;
}

.vm-card ul li {
    padding: 6px 0;
    font-size: 0.92rem;
    color: var(--neutral-600);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.vm-card ul li::before {
    content: "✓";
    color: var(--success);
    font-weight: 700;
    flex-shrink: 0;
}

/* ---------- Products Page ---------- */
.products-list {
    padding: var(--section-padding);
}

.product-detail-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 80px;
    padding-bottom: 80px;
    border-bottom: 1px solid var(--neutral-200);
}

.product-detail-card:nth-child(even) {
    direction: rtl;
}

.product-detail-card:nth-child(even) > * {
    direction: ltr;
}

.product-detail-card:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.product-detail-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.product-detail-img img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-detail-img:hover img {
    transform: scale(1.04);
}

.product-detail-info h3 {
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.product-detail-info p {
    font-size: 0.95rem;
}

.product-features {
    margin-top: 20px;
}

.product-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--neutral-600);
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-features li svg {
    width: 18px;
    height: 18px;
    stroke: var(--success);
    fill: none;
    stroke-width: 2.5;
    flex-shrink: 0;
}

/* ---------- Projects / Portfolio Page ---------- */
.projects-gallery {
    padding: var(--section-padding);
}

.filter-tabs {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 10px 24px;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 600;
    border: 2px solid var(--neutral-200);
    background: var(--white);
    color: var(--neutral-500);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-tab:hover {
    border-color: var(--primary-300);
    color: var(--primary-500);
}

.filter-tab.active {
    background: var(--primary-500);
    color: var(--white);
    border-color: var(--primary-500);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    height: 300px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 29, 58, 0.85) 0%, rgba(11, 29, 58, 0.2) 50%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
}

.gallery-item:hover .gallery-item-overlay {
    opacity: 1;
}

.gallery-item-overlay h4 {
    color: var(--white);
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.gallery-item-overlay p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.83rem;
    margin-bottom: 0;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.lightbox img {
    max-width: 85%;
    max-height: 85vh;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ---------- Contact Page ---------- */
.contact-section {
    padding: var(--section-padding);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
}

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

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: var(--neutral-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-base);
}

.contact-info-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(6px);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--white);
    fill: none;
    stroke-width: 2;
}

.contact-info-card h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-info-card p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

.contact-info-card a {
    color: var(--primary-500);
    font-weight: 500;
}

.contact-info-card a:hover {
    color: var(--primary-700);
}

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

.contact-form-wrapper h3 {
    margin-bottom: 24px;
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--neutral-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-primary);
    font-size: 0.92rem;
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-md);
    background: var(--neutral-50);
    color: var(--neutral-800);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary-400);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(30, 90, 171, 0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

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

/* Embed Map */
.map-section {
    padding: 0 0 80px;
}

.map-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--neutral-200);
}

.map-wrapper iframe {
    width: 100%;
    height: 400px;
    border: none;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--primary-900);
    padding: 70px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.88rem;
    margin-top: 16px;
}

.footer-brand .nav-logo {
    margin-bottom: 0;
}

.footer h4 {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-links li a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.88rem;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-links li a:hover {
    color: var(--accent-400);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.88rem;
}

.footer-contact li svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-500);
    fill: none;
    stroke-width: 2;
    flex-shrink: 0;
    margin-top: 2px;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.82rem;
    margin-bottom: 0;
}

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

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

.footer-social a:hover {
    background: var(--accent-500);
    transform: translateY(-3px);
}

.footer-social a svg {
    width: 18px;
    height: 18px;
    fill: rgba(255, 255, 255, 0.6);
}

.footer-social a:hover svg {
    fill: var(--white);
}

/* ---------- Scroll to Top ---------- */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 500;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.scroll-top svg {
    width: 22px;
    height: 22px;
    stroke: var(--white);
    fill: none;
    stroke-width: 2.5;
}

/* ---------- Animations ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition:
        opacity 0.6s ease,
        transform 0.6s ease;
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition:
        opacity 0.6s ease,
        transform 0.6s ease;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition:
        opacity 0.6s ease,
        transform 0.6s ease;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- WhatsApp Float Button ---------- */
.wa-float {
    position: fixed;
    bottom: 95px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 500;
    transition: all var(--transition-base);
    animation: pulse-wa 2s ease infinite;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

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

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

.wa-float svg {
    width: 28px;
    height: 28px;
    fill: var(--white);
}

@keyframes pulse-wa {
    0%,
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .features-grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }

    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--primary-900);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 30px 30px;
        gap: 0;
        transition: right var(--transition-base);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.3);
    }

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

    .nav-links a {
        display: block;
        width: 100%;
        padding: 14px 0;
        font-size: 1rem;
        color: rgba(255, 255, 255, 0.8);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        border-radius: 0;
    }

    .navbar.scrolled .nav-links a {
        color: rgba(255, 255, 255, 0.8);
    }

    .navbar.scrolled .nav-links a:hover,
    .navbar.scrolled .nav-links a.active {
        color: var(--accent-400);
        background: none;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 20px;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 60px;
    }

    .hero-content {
        padding-top: 20px;
    }

    .hero-label {
        font-size: 0.7rem;
        padding: 6px 14px;
    }

    .hero-stats {
        gap: 30px;
        flex-wrap: wrap;
    }

    .stat-item h3 {
        font-size: 1.8rem;
    }

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

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

    .about-story-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .product-detail-card {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .product-detail-card:nth-child(even) {
        direction: ltr;
    }

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

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

    .cta .container {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

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

    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-tabs {
        gap: 8px;
    }

    .filter-tab {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
        margin-top: 0;
        margin-bottom: 40px;
    }

    .contact-form-wrapper {
        padding: 24px;
    }
}