/* ==================== style.css - INNOVATEK CHILE ==================== */
:root {
    --primary: #00A8FF;
    --primary-rgb: 0, 168, 255;
    --secondary: #00E5B4;
    --secondary-rgb: 0, 229, 180;
    --dark-bg: #081423;
    --dark-bg2: #0C1A2D;
    --dark-card: #101C30;
    --light-bg: #F5F7FA;
    --tech-gray: #C8D3DF;
    --tech-gray-rgb: 200, 211, 223;
    --white: #ffffff;
    --white-soft: #e8ecf1;
    --glass-bg: rgba(16, 28, 48, 0.65);
    --glass-border: rgba(0, 168, 255, 0.18);
    --glass-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
    --glow-primary: 0 0 30px rgba(0, 168, 255, 0.35);
    --glow-secondary: 0 0 25px rgba(0, 229, 180, 0.3);
    --font-montserrat: 'Montserrat', 'Inter', sans-serif;
    --font-inter: 'Inter', 'Montserrat', sans-serif;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --header-height: 75px;
    --z-loader: 9999;
    --z-cursor: 9998;
    --z-header: 1000;
    --z-whatsapp: 950;
    --z-backtop: 940;
    --z-particles: 1;
}

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

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

body {
    font-family: var(--font-inter);
    background-color: var(--dark-bg);
    color: var(--white-soft);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: none;
    position: relative;
    min-height: 100vh;
    transition: background-color 0.5s ease, color 0.5s ease;
}

body.light-mode {
    background-color: var(--light-bg);
    color: #1a1a2e;
}
body.light-mode .section-title,
body.light-mode .section-subtitle,
body.light-mode h1,
body.light-mode h2,
body.light-mode h3,
body.light-mode h4 {
    color: #0a0a1a;
}
body.light-mode p,
body.light-mode li {
    color: #2a2a3e;
}
body.light-mode .glass-card {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0, 168, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}
body.light-mode .header {
    background: rgba(245, 247, 250, 0.85);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}
body.light-mode .header .nav-links a {
    color: #1a1a2e;
}
body.light-mode .stat-number {
    color: #081423;
}
body.light-mode .process-step .step-number {
    color: #081423;
}
body.light-mode footer {
    background: #e8ecf1;
    color: #1a1a2e;
}
body.light-mode .footer-bottom {
    border-top-color: rgba(0, 0, 0, 0.1);
}

/* Custom Cursor */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 22px;
    height: 22px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transition: width 0.25s ease, height 0.25s ease, border-color 0.25s ease,
        background 0.25s ease, transform 0.08s ease-out;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
    will-change: transform;
}
.custom-cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 6px;
    height: 6px;
    background: var(--secondary);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transform: translate(-50%, -50%);
    will-change: transform;
    transition: transform 0.04s ease-out;
}
.custom-cursor.hover-active {
    width: 48px;
    height: 48px;
    border-color: var(--secondary);
    background: rgba(0, 229, 180, 0.12);
    mix-blend-mode: normal;
}
@media (max-width: 768px) {
    .custom-cursor,
    .custom-cursor-dot {
        display: none;
    }
    body {
        cursor: auto;
    }
}

/* Loader */
.loader-wrapper {
    position: fixed;
    inset: 0;
    z-index: var(--z-loader);
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    transition: opacity 0.6s ease, visibility 0.6s ease;
    will-change: opacity;
}
.loader-wrapper.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.loader-logo {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 28px;
}
.loader-outer {
    position: absolute;
    inset: 0;
    border: 3px solid transparent;
    border-top-color: var(--primary);
    border-right-color: var(--secondary);
    border-radius: 50%;
    animation: loaderSpin 1s linear infinite;
}
.loader-inner {
    position: absolute;
    inset: 12px;
    border: 3px solid transparent;
    border-bottom-color: var(--secondary);
    border-left-color: var(--primary);
    border-radius: 50%;
    animation: loaderSpin 0.7s linear infinite reverse;
}
.loader-core {
    position: absolute;
    inset: 24px;
    background: var(--primary);
    border-radius: 50%;
    animation: loaderPulse 1.2s ease-in-out infinite;
    box-shadow: var(--glow-primary);
}
.loader-text {
    font-family: var(--font-montserrat);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 4px;
    color: var(--primary);
    animation: loaderFade 1.5s ease-in-out infinite;
}
@keyframes loaderSpin {
    to { transform: rotate(360deg); }
}
@keyframes loaderPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(0.5); opacity: 0.4; }
}
@keyframes loaderFade {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* Particles Canvas */
#particles-canvas {
    position: fixed;
    inset: 0;
    z-index: var(--z-particles);
    pointer-events: none;
    opacity: 0.55;
}
body.light-mode #particles-canvas {
    opacity: 0.25;
}

/* Header / Sticky Menu */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    height: var(--header-height);
    background: rgba(8, 20, 35, 0.82);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    transition: all var(--transition-smooth);
    will-change: transform, background;
}
.header.scrolled {
    background: rgba(8, 20, 35, 0.94);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    height: 64px;
}
.header-inner {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    z-index: 10;
}
.logo-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
}
.logo-text {
    font-family: var(--font-montserrat);
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: 1px;
    color: var(--white);
    white-space: nowrap;
}
.logo-text span {
    color: var(--primary);
}
.logo-dot {
    color: var(--secondary) !important;
}
.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}
.nav-links a {
    text-decoration: none;
    color: var(--white-soft);
    font-family: var(--font-montserrat);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 15px;
    border-radius: 25px;
    transition: all var(--transition-fast);
    letter-spacing: 0.3px;
    position: relative;
    white-space: nowrap;
}
.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--primary);
    background: rgba(0, 168, 255, 0.1);
    outline: none;
}
.nav-cta-btn {
    background: var(--primary) !important;
    color: #fff !important;
    font-weight: 600 !important;
    padding: 10px 20px !important;
    border-radius: 25px !important;
    box-shadow: 0 4px 16px rgba(0, 168, 255, 0.35);
    transition: all var(--transition-bounce) !important;
}
.nav-cta-btn:hover {
    background: #0090e0 !important;
    box-shadow: 0 6px 22px rgba(0, 168, 255, 0.5) !important;
    transform: translateY(-2px);
}
.dark-mode-toggle {
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--white-soft);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    margin-left: 4px;
    flex-shrink: 0;
}
.dark-mode-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(0, 168, 255, 0.1);
}
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 10;
    background: none;
    border: none;
    padding: 5px;
}
.hamburger span {
    width: 28px;
    height: 2.5px;
    background: var(--white);
    border-radius: 3px;
    transition: all var(--transition-smooth);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -5px); }
@media (max-width: 1024px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: rgba(8, 20, 35, 0.97);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        flex-direction: column;
        padding: 100px 30px 30px;
        gap: 12px;
        transition: right var(--transition-smooth);
        z-index: 5;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
    }
    .nav-links.active { right: 0; }
    .hamburger { display: flex; }
    body.light-mode .nav-links { background: rgba(245, 247, 250, 0.97); }
}
@media (max-width: 480px) {
    .logo-text { font-size: 1rem; }
    .logo-icon { width: 32px; height: 32px; }
    .header-inner { padding: 0 15px; }
    .nav-links { width: 100%; right: -100%; }
}

/* Sections General */
.section { padding: 100px 20px; position: relative; z-index: 2; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-label {
    font-family: var(--font-montserrat);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 10px;
    display: block;
}
.section-title {
    font-family: var(--font-montserrat);
    font-weight: 800;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2;
    letter-spacing: -0.5px;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--tech-gray);
    max-width: 600px;
    margin-bottom: 50px;
}
.highlight { color: var(--primary); }
.highlight-secondary { color: var(--secondary); }

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 35px 30px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}
.glass-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(ellipse at top left, rgba(0, 168, 255, 0.06), transparent 70%);
    pointer-events: none;
}
.glass-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5), var(--glow-primary);
    border-color: rgba(0, 168, 255, 0.35);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
}
.hero-bg-animated { position: absolute; inset: 0; z-index: 0; }
.hero-bg-animated .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: orbFloat 12s ease-in-out infinite;
}
.hero-bg-animated .orb-1 { width: 500px; height: 500px; background: var(--primary); top: -15%; left: -10%; animation-delay: 0s; }
.hero-bg-animated .orb-2 { width: 400px; height: 400px; background: var(--secondary); bottom: -20%; right: -8%; animation-delay: -4s; }
.hero-bg-animated .orb-3 { width: 300px; height: 300px; background: #7B2FFF; top: 50%; left: 55%; animation-delay: -8s; opacity: 0.25; }
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(60px, -40px) scale(1.15); }
    50% { transform: translate(-30px, 50px) scale(0.9); }
    75% { transform: translate(-50px, -30px) scale(1.1); }
}
.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 168, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 168, 255, 0.06) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
    z-index: 0;
}
.hero-content { position: relative; z-index: 3; max-width: 850px; padding: 0 20px; }
.hero-logo-main {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: block;
    filter: drop-shadow(0 0 30px rgba(0, 168, 255, 0.5));
    animation: heroLogoFloat 3s ease-in-out infinite;
}
@keyframes heroLogoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}
.hero-title {
    font-family: var(--font-montserrat);
    font-weight: 900;
    font-size: clamp(2.4rem, 5.5vw, 4.2rem);
    color: var(--white);
    letter-spacing: -1px;
    line-height: 1.05;
    margin-bottom: 16px;
}
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.35rem);
    color: var(--tech-gray);
    margin-bottom: 35px;
    font-weight: 400;
    letter-spacing: 1px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 50px;
    font-family: var(--font-montserrat);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    letter-spacing: 0.5px;
    cursor: pointer;
    border: none;
    transition: all var(--transition-bounce);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 28px rgba(0, 168, 255, 0.4);
}
.btn-primary:hover { background: #0095e6; box-shadow: 0 12px 35px rgba(0, 168, 255, 0.55); transform: translateY(-3px); }
.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.35);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(0, 168, 255, 0.08); transform: translateY(-3px); }
.btn-sm { padding: 10px 22px; font-size: 0.85rem; }

/* About Grid */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 20px;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}
.service-card { text-align: left; padding: 32px 26px; }
.service-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(0, 168, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    transition: all var(--transition-smooth);
}
.service-card:hover .service-icon-wrap {
    background: rgba(0, 229, 180, 0.2);
    box-shadow: var(--glow-secondary);
    transform: scale(1.08);
}
.service-card h3 {
    font-family: var(--font-montserrat);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 8px;
}
.service-card p { font-size: 0.9rem; color: var(--tech-gray); line-height: 1.5; margin-bottom: 12px; }
.service-features {
    list-style: none;
    padding: 0;
    margin: 0 0 12px;
}
.service-features li {
    font-size: 0.8rem;
    color: var(--tech-gray);
    margin-bottom: 6px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}
.service-features li::before {
    content: "▹";
    color: var(--primary);
    font-weight: bold;
}
.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.service-tag {
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 15px;
    background: rgba(0, 168, 255, 0.1);
    color: var(--primary);
    font-weight: 500;
    letter-spacing: 0.3px;
    border: 1px solid rgba(0, 168, 255, 0.2);
}

/* Stats */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}
.stat-item { padding: 25px 15px; }
.stat-number {
    font-family: var(--font-montserrat);
    font-weight: 900;
    font-size: clamp(2rem, 3.5vw, 3.2rem);
    color: var(--white);
    letter-spacing: -1px;
    display: block;
    line-height: 1;
}
.stat-label { font-size: 0.9rem; color: var(--tech-gray); margin-top: 6px; letter-spacing: 0.5px; }
.stat-icon-mini { font-size: 1.8rem; margin-bottom: 6px; }
@media (max-width: 768px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 400px) { .stats-row { grid-template-columns: 1fr; } }

/* Portfolio */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
    justify-content: center;
}
.filter-btn {
    padding: 10px 20px;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: var(--tech-gray);
    cursor: pointer;
    font-family: var(--font-montserrat);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
    letter-spacing: 0.5px;
}
.filter-btn.active,
.filter-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); box-shadow: var(--glow-primary); }
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}
.portfolio-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    background: var(--dark-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: all var(--transition-smooth);
    cursor: pointer;
}
.portfolio-item:hover { transform: translateY(-5px); box-shadow: var(--glow-primary); border-color: var(--primary); }
.portfolio-item .portfolio-img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s ease; }
.portfolio-item:hover .portfolio-img { transform: scale(1.06); }
.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(8, 20, 35, 0.9) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity var(--transition-smooth);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay span { font-family: var(--font-montserrat); font-weight: 700; color: #fff; font-size: 1rem; letter-spacing: 0.5px; }

/* Process */
.process-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    position: relative;
}
.process-steps::before {
    content: '';
    position: absolute;
    top: 35px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
    z-index: 0;
    opacity: 0.3;
}
.process-step { text-align: center; position: relative; z-index: 1; padding: 15px; }
.step-number {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: var(--dark-card);
    border: 2px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px;
    font-family: var(--font-montserrat);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--white);
    transition: all var(--transition-smooth);
    box-shadow: 0 0 20px rgba(0, 168, 255, 0.2);
}
.process-step:hover .step-number { background: var(--primary); color: #fff; box-shadow: var(--glow-primary); transform: scale(1.1); }
.process-step h4 { font-family: var(--font-montserrat); font-weight: 700; color: var(--white); margin-bottom: 4px; }
.process-step p { font-size: 0.8rem; color: var(--tech-gray); }
@media (max-width: 900px) {
    .process-steps { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
    .process-steps::before { display: none; }
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 22px;
}
.testimonial-card { padding: 28px 24px; }
.testimonial-quote {
    font-style: italic;
    font-size: 0.95rem;
    color: var(--tech-gray);
    margin-bottom: 16px;
    position: relative;
    padding-left: 20px;
    border-left: 3px solid var(--primary);
}
.testimonial-author { font-family: var(--font-montserrat); font-weight: 700; color: var(--white); font-size: 0.9rem; }
.testimonial-role { font-size: 0.75rem; color: var(--secondary); }

/* Tienda Online */
.tienda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 30px;
}
.product-card {
    padding: 28px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all var(--transition-smooth);
}
.product-card:hover {
    border-color: var(--secondary);
    box-shadow: var(--glow-secondary);
}
.product-img {
    width: 100%;
    margin-bottom: 20px;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.product-img svg {
    width: 100%;
    height: auto;
    display: block;
}
.product-card h3 {
    font-family: var(--font-montserrat);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--white);
}
.product-card p {
    font-size: 0.85rem;
    color: var(--tech-gray);
    margin-bottom: 15px;
    flex: 1;
}
.product-price {
    font-family: var(--font-montserrat);
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--secondary);
    margin: 15px 0;
}
.btn-whatsapp-buy {
    background: #25D366 !important;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4) !important;
    width: 100%;
    justify-content: center;
}
.btn-whatsapp-buy:hover {
    background: #1ebc59 !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(37, 211, 102, 0.6) !important;
}

/* Contact Form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    background: var(--dark-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-family: var(--font-inter);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(0, 168, 255, 0.08); }
.contact-form textarea { min-height: 130px; }
.contact-info-card { padding: 30px; display: flex; flex-direction: column; gap: 18px; }
.contact-info-item { display: flex; gap: 12px; align-items: flex-start; }
.contact-info-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 168, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
}
.contact-info-item strong { display: block; color: var(--white); font-family: var(--font-montserrat); font-size: 0.85rem; }
.contact-info-item span { color: var(--tech-gray); font-size: 0.85rem; }
#form-message {
    display: none;
    text-align: center;
    margin-top: 10px;
    font-weight: 600;
}
@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; } }

/* Footer */
footer { background: #060e1a; padding: 60px 20px 30px; position: relative; z-index: 2; }
.footer-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.footer-col h4 { font-family: var(--font-montserrat); font-weight: 700; color: var(--white); margin-bottom: 14px; font-size: 1rem; }
.footer-col p, .footer-col li { font-size: 0.85rem; color: var(--tech-gray); list-style: none; margin-bottom: 6px; }
.footer-col a { color: var(--tech-gray); text-decoration: none; transition: color var(--transition-fast); }
.footer-col a:hover { color: var(--primary); }
.social-icons { display: flex; gap: 12px; margin-top: 8px; }
.social-icon-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-bounce);
    text-decoration: none;
}
.social-icon-link:hover { background: var(--primary); transform: translateY(-3px); box-shadow: var(--glow-primary); }
.footer-bottom { text-align: center; padding-top: 25px; margin-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.08); font-size: 0.8rem; color: var(--tech-gray); }

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: var(--z-whatsapp);
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    transition: all var(--transition-bounce);
    text-decoration: none;
    animation: wpPulse 2s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.12); box-shadow: 0 10px 30px rgba(37, 211, 102, 0.65); }
@keyframes wpPulse {
    0%, 100% { box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5); }
    50% { box-shadow: 0 6px 40px rgba(37, 211, 102, 0.8), 0 0 0 18px rgba(37, 211, 102, 0); }
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 28px;
    right: 100px;
    z-index: var(--z-backtop);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--dark-card);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-smooth);
    font-size: 1.2rem;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--primary); border-color: var(--primary); box-shadow: var(--glow-primary); }
@media (max-width: 480px) {
    .back-to-top { right: 20px; bottom: 100px; }
    .whatsapp-float { bottom: 20px; right: 20px; width: 50px; height: 50px; }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform, opacity;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Utility */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mb-30 { margin-bottom: 30px; }

/* Selection */
::selection { background: var(--primary); color: #fff; }
::-moz-selection { background: var(--primary); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: rgba(0, 168, 255, 0.4); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* A11y */
.skip-link { position: absolute; top: -100px; left: 20px; z-index: 10000; background: var(--primary); color: #fff; padding: 10px 18px; border-radius: 25px; font-weight: 700; text-decoration: none; transition: top 0.3s; }
.skip-link:focus { top: 10px; }