/* ============================================
   RP DIGITAL SOLUTION — MASTER STYLESHEET
   Modern, Clean, Professional Design
   Color Theme: Deep Blue, Black, White, Cyan Accent
   ============================================ */

/* ---------- CSS VARIABLES ---------- */
:root {
    --blue-900: #0a1628;
    --blue-800: #0f2240;
    --blue-700: #132d56;
    --blue-600: #1a3f6f;
    --blue-500: #1e5299;
    --blue-400: #2b7cd4;
    --blue-300: #5ba0e8;
    --cyan-500: #00d4ff;
    --cyan-400: #33ddff;
    --cyan-300: #80ebff;
    --white: #ffffff;
    --gray-50: #f7f9fc;
    --gray-100: #eef2f7;
    --gray-200: #dce3ed;
    --gray-300: #b8c4d4;
    --gray-400: #8a9bb5;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --black: #050a14;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --font-display: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
    --shadow-glow: 0 0 30px rgba(0,212,255,0.15);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; font-size: 16px; }
body {
    font-family: var(--font-body);
    color: var(--gray-700);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
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; }
input, select, textarea {
    font-family: var(--font-body);
    font-size: 0.95rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    width: 100%;
    transition: var(--transition);
    background: var(--white);
    color: var(--gray-800);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--blue-400);
    box-shadow: 0 0 0 4px rgba(43,124,212,0.12);
}
textarea { resize: vertical; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* ---------- PRELOADER ---------- */
#preloader {
    position: fixed; inset: 0; z-index: 10000;
    background: var(--blue-900);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}
#preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-wrap { text-align: center; }
.loader-ring {
    width: 60px; height: 60px; margin: 0 auto 1rem;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: var(--cyan-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-text {
    font-family: var(--font-display);
    font-size: 1.5rem; font-weight: 800; color: var(--white);
    letter-spacing: 2px;
}
.loader-text span { color: var(--cyan-500); font-weight: 400; }

/* ---------- HEADER / NAV ---------- */
#header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(10,22,40,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition);
}
#header.scrolled {
    background: rgba(10,22,40,0.96);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.navbar {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 1.5rem; height: 70px;
}
.logo { display: flex; align-items: center; gap: 0.5rem; }
.logo-rp {
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-400));
    color: var(--white);
    font-family: var(--font-display);
    font-weight: 900; font-size: 1.25rem;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
    letter-spacing: 1px;
}
.logo-text {
    font-family: var(--font-display);
    font-weight: 600; font-size: 1.1rem;
    color: var(--white);
}
.nav-links {
    display: flex; align-items: center; gap: 0.25rem;
}
.nav-link {
    color: rgba(255,255,255,0.75);
    font-size: 0.88rem; font-weight: 500;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-sm);
    position: relative;
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--white);
    background: rgba(255,255,255,0.08);
}
.nav-link.active::after {
    content: ''; position: absolute;
    bottom: 4px; left: 50%; transform: translateX(-50%);
    width: 20px; height: 2px;
    background: var(--cyan-500); border-radius: 2px;
}
.btn-nav-contact {
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-400)) !important;
    color: var(--white) !important;
    font-weight: 600 !important;
    padding: 0.5rem 1.2rem !important;
    border-radius: 50px !important;
    margin-left: 0.5rem;
}
.btn-nav-contact:hover { opacity: 0.9; transform: translateY(-1px); }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 6px; z-index: 1001; }
.hamburger span {
    display: block; width: 24px; height: 2px;
    background: var(--white); border-radius: 2px;
    transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 600; font-size: 0.95rem;
    padding: 0.85rem 1.75rem;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer; border: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-400));
    color: var(--white);
    box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(0,212,255,0.45);
}
.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }
.btn-sm {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 0.8rem; font-weight: 600;
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-400));
    color: var(--white);
    border-radius: 50px;
    transition: var(--transition);
    font-family: var(--font-display);
}
.btn-sm:hover { opacity: 0.85; transform: translateY(-1px); }

/* ---------- HERO SECTION ---------- */
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    background: var(--blue-900);
    padding: 6rem 1.5rem 3rem;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-gradient {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 50%, rgba(0,212,255,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 30%, rgba(43,124,212,0.1) 0%, transparent 50%),
        radial-gradient(ellipse 80% 40% at 50% 100%, rgba(0,212,255,0.06) 0%, transparent 50%),
        linear-gradient(180deg, var(--blue-900) 0%, var(--blue-800) 100%);
}
.hero-grid-overlay {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}
.hero-particles {
    position: absolute; inset: 0;
    overflow: hidden;
}
.hero-particle {
    position: absolute;
    width: 3px; height: 3px;
    background: var(--cyan-500);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 6s ease-in-out infinite;
}
@keyframes particleFloat {
    0% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.7; }
    90% { opacity: 0.7; }
    100% { opacity: 0; transform: translateY(-20vh) scale(1); }
}
.hero-content {
    position: relative; z-index: 1;
    text-align: center; max-width: 880px; margin: 0 auto;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: rgba(0,212,255,0.1);
    border: 1px solid rgba(0,212,255,0.2);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.82rem; font-weight: 500;
    color: var(--cyan-400);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    font-weight: 800; line-height: 1.15;
    color: var(--white);
    margin-bottom: 1.25rem;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}
.hero-highlight {
    background: linear-gradient(135deg, var(--cyan-500), var(--cyan-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: 1.1rem; line-height: 1.7;
    color: rgba(255,255,255,0.65);
    max-width: 650px; margin: 0 auto 2rem;
    animation: fadeInUp 0.8s ease-out 0.7s both;
}
.hero-cta {
    display: flex; gap: 1rem;
    justify-content: center; flex-wrap: wrap;
    margin-bottom: 3.5rem;
    animation: fadeInUp 0.8s ease-out 0.9s both;
}
.hero-stats {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    animation: fadeInUp 0.8s ease-out 1.1s both;
}
.stat-item { text-align: center; }
.stat-number {
    font-family: var(--font-display);
    font-size: 2rem; font-weight: 800;
    color: var(--cyan-500);
}
.stat-suffix {
    font-family: var(--font-display);
    font-size: 1.5rem; font-weight: 700;
    color: var(--cyan-400);
}
.stat-label {
    display: block; font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
    margin-top: 0.2rem; text-transform: uppercase;
    letter-spacing: 1px; font-weight: 500;
}
.hero-scroll-indicator {
    position: absolute; bottom: 2rem;
    left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
    color: rgba(255,255,255,0.3);
    font-size: 0.7rem; text-transform: uppercase; letter-spacing: 2px;
    animation: fadeInUp 0.8s ease-out 1.3s both;
}
.scroll-line {
    width: 1px; height: 40px;
    background: linear-gradient(to bottom, var(--cyan-500), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- SECTIONS COMMON ---------- */
.section {
    padding: 5.5rem 0;
    position: relative;
}
.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}
.section-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.78rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 3px;
    color: var(--blue-400);
    margin-bottom: 0.75rem;
    padding: 0.3rem 1rem;
    background: rgba(43,124,212,0.08);
    border-radius: 50px;
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800; color: var(--gray-800);
    margin-bottom: 0.75rem;
}
.section-title span { color: var(--blue-400); }
.section-desc {
    font-size: 1.05rem; color: var(--gray-500);
    max-width: 600px; margin: 0 auto;
}

/* ---------- ABOUT SECTION ---------- */
.about-section { background: var(--gray-50); }
.about-grid {
    display: grid; grid-template-columns: 1fr 1.3fr;
    gap: 4rem; align-items: center;
}
.about-image-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.about-img-placeholder {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    color: var(--white);
    border-radius: var(--radius-lg);
}
.about-img-placeholder i {
    font-size: 4rem; margin-bottom: 1rem;
    opacity: 0.5;
}
.about-img-placeholder span {
    font-family: var(--font-display);
    font-weight: 600; font-size: 1.1rem;
    opacity: 0.5;
}
.about-experience-badge {
    position: absolute; bottom: 1.5rem; right: -1rem;
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-400));
    color: var(--white);
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
}
.exp-number {
    font-family: var(--font-display);
    font-size: 2rem; font-weight: 900;
    display: block; line-height: 1;
}
.exp-text { font-size: 0.75rem; font-weight: 500; opacity: 0.9; }
.about-text-col h3 {
    font-family: var(--font-display);
    font-size: 1.6rem; font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 1rem;
}
.about-text-col > p {
    margin-bottom: 1rem; color: var(--gray-600);
    font-size: 0.95rem;
}
.about-mission-vision {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1.25rem; margin: 1.5rem 0;
}
.mv-card {
    background: var(--white);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
}
.mv-icon {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(43,124,212,0.08);
    color: var(--blue-400);
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}
.mv-card h4 {
    font-family: var(--font-display);
    font-size: 1rem; font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
}
.mv-card p { font-size: 0.85rem; color: var(--gray-500); line-height: 1.6; }
.about-features {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.6rem; margin-top: 1.5rem;
}
.about-feat {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.88rem; font-weight: 500;
    color: var(--gray-700);
}
.about-feat i { color: var(--success); font-size: 0.9rem; }

/* ---------- SERVICES SECTION ---------- */
.services-section {
    background: var(--white);
}
.services-grid {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
}
.service-card {
    position: relative;
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--blue-400), var(--cyan-500));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card.featured {
    background: linear-gradient(135deg, var(--blue-800), var(--blue-700));
    border-color: transparent;
    color: var(--white);
}
.service-card.featured::before { display: none; }
.featured-badge {
    position: absolute; top: 1rem; right: 1rem;
    background: var(--cyan-500);
    color: var(--blue-900);
    font-size: 0.7rem; font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.service-icon-wrap {
    display: flex; align-items: flex-start; justify-content: space-between;
    margin-bottom: 1.25rem;
}
.service-icon {
    width: 52px; height: 52px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(43,124,212,0.08);
    color: var(--blue-400);
    border-radius: var(--radius-md);
    font-size: 1.4rem;
}
.service-card.featured .service-icon {
    background: rgba(0,212,255,0.15);
    color: var(--cyan-400);
}
.service-number {
    font-family: var(--font-display);
    font-size: 2.5rem; font-weight: 900;
    opacity: 0.06; line-height: 1;
}
.service-card.featured .service-number { opacity: 0.1; }
.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem; font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.75rem;
}
.service-card.featured h3 { color: var(--white); }
.service-card > p {
    font-size: 0.9rem; color: var(--gray-500);
    margin-bottom: 1rem; line-height: 1.7;
}
.service-card.featured > p { color: rgba(255,255,255,0.65); }
.service-features {
    margin-bottom: 1.25rem;
}
.service-features li {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.85rem; color: var(--gray-600);
    padding: 0.25rem 0;
}
.service-features li i { color: var(--cyan-500); font-size: 0.6rem; }
.service-card.featured .service-features li { color: rgba(255,255,255,0.7); }
.service-link {
    display: inline-flex; align-items: center; gap: 0.4rem;
    font-family: var(--font-display);
    font-size: 0.88rem; font-weight: 600;
    color: var(--blue-400);
}
.service-link:hover { gap: 0.7rem; }
.service-card.featured .service-link { color: var(--cyan-400); }

/* ---------- MACHINES SECTION ---------- */
.machines-section {
    background: var(--blue-900);
    color: var(--white);
}
.machines-section .section-tag {
    background: rgba(0,212,255,0.12);
    color: var(--cyan-400);
}
.machines-section .section-title { color: var(--white); }
.machines-section .section-title span { color: var(--cyan-400); }
.machines-section .section-desc { color: rgba(255,255,255,0.5); }
.machines-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.machine-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    text-align: center;
}
.machine-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(0,212,255,0.2);
    transform: translateY(-4px);
}
.machine-card-wide { grid-column: span 3; }
.machine-icon {
    width: 64px; height: 64px; margin: 0 auto 1.25rem;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(0,212,255,0.12), rgba(43,124,212,0.12));
    border: 1px solid rgba(0,212,255,0.15);
    border-radius: var(--radius-md);
    font-size: 1.5rem; color: var(--cyan-400);
}
.machine-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem; font-weight: 700;
    margin-bottom: 0.5rem;
}
.machine-card p {
    font-size: 0.88rem; color: rgba(255,255,255,0.55);
    margin-bottom: 0.75rem;
}
.machine-brands {
    font-size: 0.78rem; color: var(--cyan-400);
    font-weight: 500; opacity: 0.7;
}

/* ---------- PRODUCTS SECTION ---------- */
.products-section { background: var(--gray-50); }
.product-tabs {
    display: flex; justify-content: center;
    gap: 0.75rem; margin-bottom: 2.5rem;
}
.product-tab {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    font-family: var(--font-display);
    font-size: 0.9rem; font-weight: 600;
    border: 2px solid var(--gray-200);
    border-radius: 50px;
    color: var(--gray-500);
    background: var(--white);
    transition: var(--transition);
}
.product-tab:hover { border-color: var(--blue-400); color: var(--blue-400); }
.product-tab.active {
    background: linear-gradient(135deg, var(--cyan-500), var(--blue-400));
    color: var(--white);
    border-color: transparent;
}
.product-content { display: none; }
.product-content.active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.products-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.product-img-placeholder {
    height: 160px;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
    font-size: 2.5rem; color: rgba(255,255,255,0.3);
}
.ink-eco { background: linear-gradient(135deg, #065f46, #10b981); }
.ink-uv { background: linear-gradient(135deg, #92400e, #f59e0b); }
.ink-pigment { background: linear-gradient(135deg, #7c2d12, #ea580c); }
.ink-dye { background: linear-gradient(135deg, #581c87, #a855f7); }
.product-info { padding: 1.25rem; }
.product-cat {
    font-size: 0.7rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1.5px;
    color: var(--blue-400);
    margin-bottom: 0.4rem;
    display: block;
}
.product-info h4 {
    font-family: var(--font-display);
    font-size: 1.05rem; font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.4rem;
}
.product-info p {
    font-size: 0.83rem; color: var(--gray-500);
    margin-bottom: 0.75rem; line-height: 1.6;
}
.product-price {
    display: flex; align-items: center;
    justify-content: space-between;
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-100);
}
.price {
    font-family: var(--font-display);
    font-size: 0.88rem; font-weight: 700;
    color: var(--blue-500);
}

/* ---------- TESTIMONIALS ---------- */
.testimonials-section {
    background: var(--white);
}
.testimonials-slider {
    position: relative;
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}
.testimonial-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-card {
    min-width: 100%; padding: 2.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    text-align: center;
}
.testimonial-stars {
    color: #fbbf24;
    font-size: 1rem;
    margin-bottom: 1.25rem;
    display: flex; justify-content: center; gap: 0.25rem;
}
.testimonial-card > p {
    font-size: 1.05rem; color: var(--gray-600);
    font-style: italic; line-height: 1.8;
    max-width: 700px; margin: 0 auto 1.5rem;
}
.testimonial-author {
    display: flex; align-items: center; gap: 0.75rem;
    justify-content: center;
}
.author-avatar {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, var(--blue-400), var(--cyan-500));
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--white); font-size: 1.1rem;
}
.testimonial-author strong {
    display: block;
    font-family: var(--font-display);
    font-size: 0.95rem; font-weight: 700;
    color: var(--gray-800);
}
.testimonial-author span {
    font-size: 0.8rem; color: var(--gray-400);
}
.testimonial-controls {
    display: flex; align-items: center;
    justify-content: center; gap: 1rem;
    margin-top: 1.5rem;
}
.test-btn {
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid var(--gray-200);
    color: var(--gray-500);
    transition: var(--transition);
    font-size: 0.85rem;
}
.test-btn:hover {
    border-color: var(--blue-400);
    color: var(--blue-400);
    background: rgba(43,124,212,0.05);
}
.testimonial-dots {
    display: flex; gap: 0.4rem;
}
.testimonial-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--gray-200);
    cursor: pointer;
    transition: var(--transition);
}
.testimonial-dot.active {
    background: var(--blue-400);
    width: 24px;
    border-radius: 4px;
}

/* ---------- BOOKING SECTION ---------- */
.booking-section {
    background: var(--blue-900);
    color: var(--white);
}
.booking-grid {
    display: grid; grid-template-columns: 1fr 1.2fr;
    gap: 4rem; align-items: flex-start;
}
.booking-info h2 {
    font-family: var(--font-display);
    font-size: 2.2rem; font-weight: 800;
    margin-bottom: 1rem;
}
.booking-info h2 span { color: var(--cyan-400); }
.booking-info > p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 2rem; font-size: 0.95rem;
}
.booking-info .section-tag {
    background: rgba(0,212,255,0.12);
    color: var(--cyan-400);
}
.booking-contact-cards { display: flex; flex-direction: column; gap: 1rem; }
.bcc {
    display: flex; align-items: center; gap: 1rem;
    padding: 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-md);
}
.bcc i {
    font-size: 1.3rem; color: var(--cyan-400);
    width: 40px; text-align: center;
}
.bcc strong { display: block; font-size: 0.85rem; color: var(--white); }
.bcc span { font-size: 0.85rem; color: rgba(255,255,255,0.5); }
.booking-form-wrap {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}
.booking-form label {
    display: flex; align-items: center; gap: 0.4rem;
    font-size: 0.82rem; font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.4rem;
}
.booking-form label i { color: var(--blue-400); font-size: 0.75rem; }
.form-row {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.form-group { margin-bottom: 1rem; }
.form-success {
    text-align: center; padding: 2rem;
}
.form-success.hidden { display: none; }
.success-icon {
    font-size: 3.5rem; color: var(--success);
    margin-bottom: 1rem;
}
.form-success h3 {
    font-family: var(--font-display);
    font-size: 1.4rem; font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.75rem;
}
.form-success p { color: var(--gray-500); margin-bottom: 1.5rem; }
.form-success .btn-outline {
    color: var(--blue-400);
    border-color: var(--blue-400);
}

/* ---------- CONTACT SECTION ---------- */
.contact-section { background: var(--gray-50); }
.contact-grid {
    display: grid; grid-template-columns: 1fr 1.3fr;
    gap: 3rem;
}
.contact-info-card {
    display: flex; gap: 1rem;
    padding: 1.25rem;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    margin-bottom: 1rem;
    transition: var(--transition);
}
.contact-info-card:hover {
    box-shadow: var(--shadow-md);
    border-color: transparent;
}
.ci-icon {
    width: 48px; height: 48px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--blue-400), var(--cyan-500));
    color: var(--white); border-radius: var(--radius-sm);
    font-size: 1.1rem;
}
.contact-info-card h4 {
    font-family: var(--font-display);
    font-size: 0.95rem; font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}
.contact-info-card p { font-size: 0.85rem; color: var(--gray-500); line-height: 1.6; }
.contact-socials {
    display: flex; gap: 0.75rem; margin-top: 1.5rem;
}
.contact-socials a {
    width: 42px; height: 42px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: var(--white);
    border: 1px solid var(--gray-200);
    color: var(--gray-500);
    font-size: 0.95rem;
    transition: var(--transition);
}
.contact-socials a:hover {
    background: var(--blue-400);
    color: var(--white);
    border-color: transparent;
    transform: translateY(-2px);
}
.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
}
.contact-form input, .contact-form textarea {
    margin-bottom: 1rem;
}

/* ---------- FOOTER ---------- */
.footer {
    background: var(--blue-900);
    color: rgba(255,255,255,0.6);
    padding: 4rem 0 0;
}
.footer-grid {
    display: grid; grid-template-columns: 1.3fr 0.8fr 0.8fr 1fr;
    gap: 2.5rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-logo {
    display: flex; align-items: center; gap: 0.5rem;
    margin-bottom: 1rem;
}
.footer-about p {
    font-size: 0.88rem; line-height: 1.7;
    margin-bottom: 1.25rem;
}
.footer-socials {
    display: flex; gap: 0.6rem;
}
.footer-socials a {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    transition: var(--transition);
}
.footer-socials a:hover {
    background: var(--cyan-500);
    color: var(--blue-900);
    border-color: transparent;
}
.footer-col h4 {
    font-family: var(--font-display);
    font-weight: 700; font-size: 1rem;
    color: var(--white);
    margin-bottom: 1.25rem;
}
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--cyan-400); padding-left: 4px; }
.footer-contact li {
    display: flex; align-items: flex-start; gap: 0.6rem;
    font-size: 0.85rem; line-height: 1.6;
}
.footer-contact li i {
    color: var(--cyan-500);
    font-size: 0.8rem;
    margin-top: 0.3rem;
    flex-shrink: 0;
}
.footer-bottom {
    display: flex; justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    font-size: 0.82rem;
}

/* ---------- WHATSAPP FLOAT ---------- */
.whatsapp-float {
    position: fixed; bottom: 1.5rem; right: 1.5rem;
    z-index: 999;
    width: 56px; height: 56px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: var(--transition);
    animation: waPulse 2s ease-in-out infinite;
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}
@keyframes waPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6), 0 0 0 8px rgba(37,211,102,0.1); }
}
.wa-tooltip {
    position: absolute; right: calc(100% + 12px);
    white-space: nowrap;
    background: var(--white);
    color: var(--gray-800);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem; font-weight: 600;
    box-shadow: var(--shadow-md);
    opacity: 0; pointer-events: none;
    transition: var(--transition);
}
.whatsapp-float:hover .wa-tooltip { opacity: 1; }

/* ---------- BACK TO TOP ---------- */
.back-to-top {
    position: fixed; bottom: 1.5rem; left: 1.5rem;
    z-index: 999;
    width: 44px; height: 44px;
    background: var(--blue-800);
    color: var(--white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
    opacity: 0; visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
}
.back-to-top.visible {
    opacity: 1; visibility: visible;
    transform: translateY(0);
}
.back-to-top:hover {
    background: var(--blue-400);
    transform: translateY(-2px);
}

/* ---------- NOTIFICATION TOAST ---------- */
.notification-toast {
    position: fixed; top: 90px; right: 1.5rem;
    z-index: 1001;
    display: flex; align-items: center; gap: 0.75rem;
    background: var(--white);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border-left: 4px solid var(--success);
    font-size: 0.9rem; font-weight: 500;
    color: var(--gray-700);
    animation: slideInRight 0.4s ease-out;
    max-width: 400px;
}
.notification-toast.hidden { display: none; }
.notification-toast i { color: var(--success); font-size: 1.1rem; }
.notification-toast button {
    margin-left: auto;
    font-size: 1.2rem; color: var(--gray-400);
    padding: 0 0.25rem;
}
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(100px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ---------- SCROLL REVEAL ---------- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
    .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .about-image-col { order: -1; max-width: 400px; margin: 0 auto; }
    .services-grid { grid-template-columns: 1fr; }
    .machines-grid { grid-template-columns: repeat(2, 1fr); }
    .machine-card-wide { grid-column: span 2; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .booking-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
    html { font-size: 15px; }

    .hamburger { display: flex; }
    .nav-links {
        position: fixed; top: 0; right: -100%;
        width: 80%; max-width: 320px; height: 100vh;
        background: var(--blue-900);
        flex-direction: column;
        align-items: flex-start;
        padding: 5rem 2rem 2rem;
        gap: 0.25rem;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 30px rgba(0,0,0,0.3);
        z-index: 999;
        overflow-y: auto;
    }
    .nav-links.open { right: 0; }
    .nav-link { width: 100%; padding: 0.75rem 1rem; font-size: 1rem; }
    .btn-nav-contact { margin-left: 0 !important; margin-top: 0.5rem; text-align: center; justify-content: center; width: 100%; }

    .hero { min-height: auto; padding: 7rem 1.5rem 3rem; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
    .hero-scroll-indicator { display: none; }
    .hero-cta .btn { width: 100%; justify-content: center; }

    .section { padding: 3.5rem 0; }

    .about-mission-vision { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
    .about-experience-badge { right: 1rem; }

    .machines-grid { grid-template-columns: 1fr; }
    .machine-card-wide { grid-column: span 1; }

    .products-grid { grid-template-columns: 1fr; }
    .product-tabs { flex-wrap: wrap; }

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

    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}

@media (max-width: 480px) {
    html { font-size: 14px; }
    .hero-title { font-size: 1.8rem; }
    .hero-stats { gap: 0.75rem; }
    .stat-number { font-size: 1.5rem; }
    .booking-form-wrap { padding: 1.5rem; }
    .testimonial-card { padding: 1.5rem; }
    .notification-toast { right: 0.75rem; left: 0.75rem; max-width: none; }
}

/* ---------- SELECTION COLOR ---------- */
::selection { background: var(--cyan-500); color: var(--white); }

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--blue-400); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue-500); }