/* ========================================
   PT. ARSHI TECHNICAL SOLUTION
   Main Stylesheet — v3.0
   Palette: Charcoal + Warm Copper/Bronze
   ======================================== */

/* ---- CSS Variables ---- */
:root {
    /* === BRAND COLORS (from logo) === */
    --primary: #2a2a2a;          /* Deep charcoal - logo ARSHI color */
    --secondary: #3d3d3d;        /* Medium charcoal */
    --accent: #4a4a4a;           /* Exact logo charcoal */

    /* === WARM ACCENT — Copper/Bronze (premium feel) === */
    --gold: #b87333;             /* Copper — warm metallic accent */
    --gold-light: #d4956a;       /* Light copper — hover */
    --gold-dark: #8b5a2b;        /* Dark copper — pressed */
    --gold-subtle: rgba(184, 115, 51, 0.12);  /* Ghost copper for backgrounds */

    /* === NEUTRALS === */
    --white: #ffffff;
    --light: #f9f8f6;            /* Warm off-white */
    --light-warm: #f4f1ed;       /* Warmer off-white */
    --gray-100: #f2f2f2;
    --gray-200: #e5e5e5;
    --gray-300: #cccccc;
    --gray-400: #aaaaaa;
    --gray-500: #888888;
    --gray-700: #4a4a4a;
    --dark: #1a1a1a;
    --text: #2a2a2a;
    --text-light: #6b6b6b;

    /* === SHADOWS === */
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.07);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.11);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.16);
    --shadow-copper: 0 8px 30px rgba(184, 115, 51, 0.22);

    /* === RADIUS & TRANSITIONS === */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* === TYPOGRAPHY === */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- Utilities ---- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.text-gold { color: var(--gold); }
.text-copper { color: var(--gold); }
.section { padding: 90px 0; }
.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(184,115,51,0.12), rgba(184,115,51,0.06));
    color: var(--gold-dark);
    border: 1px solid rgba(184,115,51,0.30);
    padding: 6px 20px;
    border-radius: 30px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.25;
    color: var(--primary);
    margin-bottom: 16px;
}
.section-desc {
    color: var(--text-light);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
}
.section-cta { text-align: center; margin-top: 50px; }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.92rem;
    transition: var(--transition);
    letter-spacing: 0.3px;
    cursor: pointer;
    white-space: nowrap;
}
.btn-lg { padding: 16px 38px; font-size: 1rem; }
.btn-sm { padding: 8px 18px; font-size: 0.82rem; }
.btn-primary {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    box-shadow: var(--shadow-copper);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(184,115,51,0.38);
    color: var(--white);
}
.btn-outline-dark {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}
.btn-outline-dark:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}
.btn-outline-light {
    border: 2px solid rgba(255,255,255,0.7);
    color: var(--white);
    background: transparent;
}
.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-2px);
}
.btn-white {
    background: var(--white);
    color: var(--primary);
    font-weight: 700;
}
.btn-white:hover {
    background: var(--gold);
    color: var(--white);
}
.btn-copper {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    font-weight: 700;
}
.btn-copper:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-copper);
}

/* ========================================
   PRELOADER
   ======================================== */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-inner { text-align: center; }
.preloader-logo {
    margin-bottom: 24px;
    animation: pulse 1.5s ease-in-out infinite;
}
.preloader-bar {
    width: 200px;
    height: 3px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}
.preloader-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 3px;
    animation: loading 1.5s ease-in-out infinite;
}
.preloader-text {
    color: rgba(255,255,255,0.5);
    font-size: 0.72rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-top: 16px;
    font-weight: 500;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }
@keyframes loading {
    0% { width: 0; transform: translateX(-100%); }
    50% { width: 100%; transform: translateX(0); }
    100% { width: 0; transform: translateX(100%); }
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: var(--transition);
    background: transparent;
}
.navbar.scrolled {
    background: rgba(26, 26, 26, 0.97);
    backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.35);
}
.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.navbar-brand { display: flex; align-items: center; }
.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Logo transparent PNG — proporsional di navbar */
.brand-logo-img {
    height: 36px;
    width: auto;
    max-width: 160px;
    display: block;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.95;
    transition: var(--transition);
}
.brand-logo-img:hover {
    opacity: 1;
    transform: scale(1.03);
}
.navbar.scrolled .brand-logo-img {
    filter: brightness(0) invert(1);
    opacity: 0.95;
}

/* Footer logo */
.footer-logo-img {
    height: 32px;
    width: auto;
    max-width: 150px;
    display: block;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.6;
    transition: var(--transition);
}
.footer-logo-img:hover { opacity: 0.85; }
.footer-logo { margin-bottom: 20px; }

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.brand-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
}
.brand-tagline {
    font-size: 0.7rem;
    color: var(--gray-300);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
}
.navbar-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-link {
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 6px;
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--white);
    background: rgba(255,255,255,0.12);
}
.btn-nav-cta {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark)) !important;
    color: var(--white) !important;
    padding: 9px 20px !important;
    border-radius: 50px !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 15px rgba(184,115,51,0.35);
    margin-left: 8px;
}
.btn-nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(184,115,51,0.5) !important;
    background: linear-gradient(135deg, var(--gold-light), var(--gold)) !important;
    color: var(--white) !important;
}
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}
.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}
.navbar-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.navbar-toggle.active span:nth-child(2) { opacity: 0; width: 0; }
.navbar-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}
.hero-slider {
    position: absolute;
    inset: 0;
}
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.2s ease;
    background-color: var(--secondary);
}
.hero-slide.active { opacity: 1; }
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(20,20,20,0.90) 0%,
        rgba(42,42,42,0.72) 50%,
        rgba(20,20,20,0.68) 100%
    );
}
.hero-content {
    position: relative;
    z-index: 2;
    padding: 130px 0 100px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(184,115,51,0.15);
    border: 1px solid rgba(184,115,51,0.45);
    color: var(--gold-light);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 24px;
}
.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
    font-weight: 700;
}
.hero-subtitle {
    color: rgba(255,255,255,0.80);
    font-size: clamp(1rem, 2vw, 1.15rem);
    margin-bottom: 40px;
    line-height: 1.8;
    max-width: 580px;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.hero-stats {
    position: relative;
    z-index: 2;
    margin-top: auto;
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255,255,255,0.1);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}
.stat-item {
    padding: 28px 20px;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.stat-item:last-child { border-right: none; }
.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: 6px;
}
.stat-number::after { content: '+'; }
.stat-label {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
    font-weight: 500;
}
.hero-scroll {
    position: absolute;
    bottom: 140px;
    right: 40px;
    z-index: 3;
}
.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 2px solid rgba(255,255,255,0.4);
    border-radius: 50%;
    color: var(--white);
    font-size: 1rem;
    animation: bounce 2s infinite;
}
.hero-scroll a:hover {
    border-color: var(--gold-light);
    color: var(--gold-light);
    background: rgba(184,115,51,0.15);
}
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services-section { background: var(--white); }
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
    transform: scaleX(0);
    transition: var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.service-card.featured {
    background: linear-gradient(145deg, var(--primary), #3a3a3a);
    border-color: transparent;
    color: var(--white);
}
.service-card.featured::before {
    transform: scaleX(1);
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
}
.service-badge-featured {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(184,115,51,0.10), rgba(184,115,51,0.04));
    border: 1px solid rgba(184,115,51,0.22);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--gold-dark);
    margin-bottom: 24px;
    transition: var(--transition);
}
.service-card.featured .service-icon {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.2);
    color: var(--gold-light);
}
.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    border-color: transparent;
    transform: rotate(5deg);
}
.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--primary);
}
.service-card.featured h3 { color: var(--white); }
.service-card p {
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 24px;
}
.service-card.featured p { color: rgba(255,255,255,0.75); }
.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gold-dark);
    font-weight: 600;
    font-size: 0.9rem;
}
.service-card.featured .service-link { color: var(--gold-light); }
.service-link i { transition: var(--transition); font-size: 0.8rem; }
.service-link:hover i { transform: translateX(4px); }

/* ========================================
   WHY US SECTION
   ======================================== */
.why-us-section {
    background: var(--light);
    overflow: hidden;
}
.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: visible;
}
.image-frame img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    background: var(--gray-200);
}
.image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--gold);
}
.badge-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1rem;
    flex-shrink: 0;
}
.badge-text strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary);
}
.badge-text span {
    font-size: 0.8rem;
    color: var(--text-light);
}
.section-desc-left {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 30px;
}
.why-list { margin-bottom: 36px; }
.why-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.why-item:hover {
    border-color: rgba(184,115,51,0.25);
    box-shadow: var(--shadow-sm);
}
.why-icon {
    color: var(--gold);
    font-size: 1.2rem;
    margin-top: 2px;
    flex-shrink: 0;
}
.why-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}
.why-text p {
    font-size: 0.88rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products-section { background: var(--white); }
.product-filter {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.filter-btn {
    padding: 9px 22px;
    border-radius: 50px;
    border: 2px solid var(--gray-200);
    background: transparent;
    color: var(--text-light);
    font-size: 0.88rem;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}
.filter-btn:hover {
    border-color: var(--gold);
    color: var(--gold-dark);
}
.filter-btn.active {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-color: transparent;
    color: var(--white);
    box-shadow: var(--shadow-copper);
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.product-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    background: var(--white);
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.product-card.hidden { display: none; }
.product-img {
    position: relative;
    overflow: hidden;
    height: 220px;
    background: var(--light);
}
.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.product-card:hover .product-img img { transform: scale(1.08); }
.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26,26,26,0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}
.product-card:hover .product-overlay { opacity: 1; }
.product-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    z-index: 2;
}
.product-info { padding: 18px 20px; }
.product-info h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--primary);
}
.product-info p {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 10px;
}
.product-price {
    font-size: 0.88rem;
    color: var(--text-light);
}
.product-price strong {
    color: var(--gold-dark);
    font-weight: 700;
    font-size: 1rem;
}

/* ========================================
   PROCESS SECTION
   ======================================== */
.process-section { background: var(--light-warm); }
.process-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
    justify-content: space-between;
    position: relative;
}
.process-step {
    flex: 1;
    text-align: center;
    padding: 30px 20px;
    position: relative;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.process-step:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(184,115,51,0.25);
    transform: translateY(-5px);
}
.process-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    flex-shrink: 0;
    padding-top: 40px;
    color: var(--gold-light);
    font-size: 1.2rem;
}
.process-connector::after {
    content: '→';
    color: var(--gold-light);
    font-size: 1.4rem;
}
.step-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--gold-subtle);
    line-height: 1;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.step-icon {
    width: 54px;
    height: 54px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    margin: 0 auto 16px;
}
.process-step h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}
.process-step p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ========================================
   PORTFOLIO SECTION
   ======================================== */
.portfolio-section { background: var(--white); }
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto;
    gap: 20px;
}
.portfolio-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    background: var(--light);
}
.portfolio-item img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.5s ease;
    background: var(--gray-200);
}
.portfolio-item.large {
    grid-column: span 2;
}
.portfolio-item.large img { height: 340px; }
.portfolio-item:hover img { transform: scale(1.06); }
.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,26,26,0.88) 0%, rgba(26,26,26,0.20) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    opacity: 0;
    transition: var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-cat {
    display: inline-block;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 8px;
    width: fit-content;
}
.portfolio-overlay h4 {
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 12px;
}
.portfolio-overlay a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.3);
    transition: var(--transition);
}
.portfolio-overlay a:hover {
    background: var(--gold);
    border-color: var(--gold);
}

/* ========================================
   TESTIMONIALS
   ======================================== */
.testimonials-section { background: var(--light-warm); }
.testimonials-slider { position: relative; overflow: hidden; }
.testimonial-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-card {
    min-width: calc(33.333% - 16px);
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--gray-200);
    flex-shrink: 0;
    transition: var(--transition);
}
.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(184,115,51,0.20);
}
.testimonial-stars {
    color: var(--gold);
    font-size: 0.9rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}
.testimonial-text {
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}
.author-avatar {
    width: 46px;
    height: 46px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}
.author-info strong {
    display: block;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--primary);
}
.author-info span {
    font-size: 0.80rem;
    color: var(--text-light);
}
.testimonial-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 36px;
}
.testi-prev, .testi-next {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 2px solid var(--gray-200);
    background: var(--white);
    color: var(--primary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    cursor: pointer;
}
.testi-prev:hover, .testi-next:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--white);
}
.testi-dots { display: flex; gap: 8px; align-items: center; }
.testi-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-300);
    cursor: pointer;
    transition: var(--transition);
}
.testi-dot.active {
    background: var(--gold);
    width: 24px;
    border-radius: 4px;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 90px 0;
    text-align: center;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(184,115,51,0.15) 0%, transparent 60%),
        radial-gradient(circle at 70% 50%, rgba(184,115,51,0.10) 0%, transparent 60%);
}
.cta-content { position: relative; z-index: 1; }
.cta-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: 16px;
}
.cta-content p {
    color: rgba(255,255,255,0.75);
    font-size: 1.1rem;
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   FOOTER
   ======================================== */
.footer { background: var(--dark); }
.footer-top { padding: 70px 0 50px; }
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
}
.footer-brand p {
    color: var(--gray-400);
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 24px;
}
.social-links {
    display: flex;
    gap: 10px;
}
.social-links a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    color: rgba(255,255,255,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--transition);
}
.social-links a:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--white);
    transform: translateY(-3px);
}
.footer-links h5 {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    color: var(--gray-400);
    font-size: 0.88rem;
    transition: var(--transition);
}
.footer-links a:hover { color: var(--gold-light); padding-left: 5px; }
.footer-contact h5 {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.contact-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 14px;
    color: var(--gray-400);
    font-size: 0.88rem;
}
.contact-item i {
    color: var(--gold-light);
    font-size: 0.9rem;
    margin-top: 3px;
    flex-shrink: 0;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 22px 0;
    display: flex;
    align-items: center;
}
.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.85rem;
}
.footer-bottom .text-gold { color: var(--gold); }

/* ========================================
   WHATSAPP FLOAT + BACK TO TOP
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 80px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    z-index: 900;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: var(--transition);
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37,211,102,0.6);
}
.whatsapp-tooltip {
    position: absolute;
    right: 66px;
    background: var(--dark);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.9rem;
    z-index: 900;
    border: 2px solid rgba(255,255,255,0.15);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover {
    background: var(--gold);
    transform: translateY(-3px);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1100px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .why-us-grid { grid-template-columns: 1fr; gap: 40px; }
    .process-steps { flex-direction: column; gap: 16px; }
    .process-connector { display: none; }
    .portfolio-grid { grid-template-columns: 1fr 1fr; }
    .portfolio-item.large { grid-column: span 2; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        flex-direction: column;
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(26,26,26,0.98);
        padding: 90px 30px 40px;
        z-index: 999;
        gap: 8px;
        overflow-y: auto;
    }
    .navbar-menu.open { display: flex; }
    .navbar-toggle { display: flex; z-index: 1001; }
    .nav-link { font-size: 1.1rem; padding: 14px 20px; border-radius: 10px; }
    .btn-nav-cta { margin-left: 0 !important; margin-top: 16px; }
    .hero-content { padding: 100px 0 80px; }
    .section { padding: 60px 0; }
    .services-grid { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: 1fr; }
    .portfolio-item.large { grid-column: span 1; }
    .portfolio-item.large img { height: 240px; }
    .testimonial-card { min-width: 100%; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom .container { flex-direction: column; text-align: center; }
    .hero-scroll { display: none; }
    .image-badge { bottom: 10px; right: 10px; }
}
@media (max-width: 480px) {
    .products-grid { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; }
    .cta-actions { flex-direction: column; align-items: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}