/* ===== MAIN.CSS - WHITE/BLUE THEME ===== */

/* Google Fonts loaded in HTML */

:root {
    /* Text */
    --text-primary: #1a2b3c;
    --text-secondary: #4a6278;
    --text-muted: #7a92a5;

    /* Colors */
    --primary: #0077b6;
    --primary-light: #0096d6;
    --primary-dark: #023e8a;
    --secondary: #023e8a;
    --accent: #00b4d8;
    --accent-light: #90e0ef;

    /* Backgrounds */
    --bg-card: rgba(255,255,255,0.75);
    --bg-card-solid: #ffffff;
    --bg-footer: #0a1628;

    /* Fonts */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,119,182,0.08);
    --shadow-md: 0 4px 20px rgba(0,119,182,0.1);
    --shadow-lg: 0 8px 32px rgba(0,119,182,0.15);
    --shadow-glow: 0 0 20px rgba(0,119,182,0.2);

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: linear-gradient(135deg, #ffffff 0%, #e8f4fd 30%, #d4ecf7 60%, #f0f7ff 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

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

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

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

/* ===== ANIMATED BACKGROUND ===== */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.bg-shape-1 {
    width: 600px;
    height: 600px;
    background: rgba(0,119,182,0.06);
    top: -200px;
    right: -150px;
    animation: floatShape 20s ease-in-out infinite;
}

.bg-shape-2 {
    width: 500px;
    height: 500px;
    background: rgba(0,180,216,0.04);
    bottom: -150px;
    left: -100px;
    animation: floatShape 25s ease-in-out infinite reverse;
}

.bg-shape-3 {
    width: 400px;
    height: 400px;
    background: rgba(0,119,182,0.05);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: floatShape 18s ease-in-out infinite 5s;
}

@keyframes floatShape {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 10px) scale(1.02); }
}

.geo-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(0,119,182,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,119,182,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.home-slider { position: relative; max-width: 1200px; margin: 0 auto 2rem; min-height: 190px; border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-lg); z-index: 1; }
.home-slide { display: none; min-height: 190px; padding: 2.5rem 5rem; align-items: center; justify-content: center; text-align: center; color: #fff; background: linear-gradient(135deg, #023e8a, #00b4d8); }
.home-slide.active { display: flex; animation: fadeInUp .5s ease both; }
.home-slide-content { max-width: 760px; }
.home-slide h3 { font-family: var(--font-heading); font-size: clamp(1.3rem, 3vw, 2rem); margin-bottom: .45rem; }
.home-slide p { color: rgba(255,255,255,.88); margin-bottom: 1rem; }
.home-slide a { display: inline-flex; color: #fff; border: 1px solid rgba(255,255,255,.7); border-radius: 999px; padding: .55rem 1rem; font-weight: 600; }
.home-slider-dots { position: absolute; bottom: .8rem; left: 0; right: 0; display: flex; justify-content: center; gap: .45rem; z-index: 2; }
.home-slider-dot { width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%; background: rgba(255,255,255,.5); cursor: pointer; }
.home-slider-dot.active { background: #fff; transform: scale(1.25); }

/* ===== SCROLL PROGRESS ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    z-index: 9999;
    transition: width 0.1s linear;
    width: 0%;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 2rem;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,119,182,0.08);
    box-shadow: 0 2px 16px rgba(0,119,182,0.06);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.6rem 2rem;
    box-shadow: 0 4px 24px rgba(0,119,182,0.1);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.navbar-brand img {
    height: 38px;
    transition: var(--transition);
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.navbar-brand span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-primary);
}

.navbar-links {
    display: flex;
    list-style: none;
    gap: 0.25rem;
}

.navbar-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
}

.navbar-links a:hover,
.navbar-links a.active {
    color: var(--primary);
    background: rgba(0,119,182,0.06);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    background: none;
    border: none;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 1.5rem 4rem;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
}

.hero-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    filter: drop-shadow(0 4px 12px rgba(0,119,182,0.2));
    animation: floatLogo 4s ease-in-out infinite;
}

@keyframes floatLogo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--accent));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-family: var(--font-body);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #0077b6, #00b4d8);
    color: #fff;
    box-shadow: 0 4px 16px rgba(0,119,182,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,119,182,0.4);
    color: #fff;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,119,182,0.25);
}

/* Magnetic button hover pulse */
.magnetic::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: rgba(255,255,255,0.15);
    opacity: 0;
    transition: var(--transition);
}

.magnetic:hover::after {
    opacity: 1;
}

/* ===== SECTION ===== */
.section {
    padding: 5rem 1.5rem;
    position: relative;
    z-index: 1;
}

.section > * {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 540px;
    margin: 0 auto;
}

/* ===== SYSTEMS GRID ===== */
.systems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.75rem;
}

/* ===== SYSTEM CARD ===== */
.system-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2.25rem 1.75rem;
    background: var(--bg-card-solid);
    border: 1px solid rgba(0,119,182,0.08);
    border-radius: 20px;
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(0,119,182,0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    perspective: 800px;
    transform-style: preserve-3d;
}

/* Shimmer/shine effect on hover */
.system-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 40%,
        rgba(255,255,255,0.15) 45%,
        rgba(255,255,255,0.3) 50%,
        rgba(255,255,255,0.15) 55%,
        transparent 60%
    );
    transform: translateX(-100%);
    transition: none;
    z-index: 1;
    pointer-events: none;
}

.system-card:hover::before {
    animation: shimmer 0.8s ease forwards;
}

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

.system-card:hover {
    transform: translateY(-8px) rotateX(2deg) rotateY(-2deg);
    box-shadow: 0 12px 40px rgba(0,119,182,0.2), 0 0 30px rgba(0,180,216,0.1);
    border-color: rgba(0,119,182,0.15);
}

.card-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(0,119,182,0.08), rgba(0,180,216,0.06));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    transition: var(--transition);
}

.system-card:hover .card-icon {
    background: linear-gradient(135deg, rgba(0,119,182,0.15), rgba(0,180,216,0.12));
    transform: scale(1.08);
}

.card-icon img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.card-icon .placeholder-icon {
    font-size: 2rem;
    color: var(--primary);
}

.system-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    position: relative;
    z-index: 2;
}

.system-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.25rem;
    position: relative;
    z-index: 2;
}

.card-link {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

.system-card:hover .card-link {
    color: var(--accent);
    gap: 0.6rem;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    grid-column: 1 / -1;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.4;
    color: var(--primary);
}

.empty-state h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    font-size: 0.95rem;
}

/* ===== FLOATING BUTTONS ===== */
.floating-btns {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    align-items: center;
}

.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    transition: var(--transition);
    animation: pulseFloat 2.5s ease-in-out infinite;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(0,0,0,0.3);
    color: #fff;
}

.floating-btn-whatsapp {
    background: #25d366;
}

.floating-btn-whatsapp:hover {
    background: #1ebe5a;
}

.floating-btn-store {
    background: linear-gradient(135deg, #0077b6, #00b4d8);
}

.floating-btn-store:hover {
    background: linear-gradient(135deg, #005f8a, #0096c7);
}

@keyframes pulseFloat {
    0%, 100% { box-shadow: 0 4px 16px rgba(0,0,0,0.2); }
    50% { box-shadow: 0 4px 24px rgba(0,0,0,0.3), 0 0 0 8px rgba(37,211,102,0.08); }
}

.floating-btn-store {
    animation-delay: 0.3s;
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-footer);
    color: #e2e8f0;
    padding: 4rem 1.5rem 0;
    position: relative;
    z-index: 1;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-brand img {
    height: 36px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer-brand span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: #fff;
}

.footer-desc {
    font-size: 0.92rem;
    color: #94a3b8;
    line-height: 1.7;
    max-width: 380px;
}

.footer h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1.25rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    color: #94a3b8;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 1rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding: 1.5rem 0;
    font-size: 0.85rem;
    color: #64748b;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    .footer-content > div:first-child {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    /* Mobile compact */
    body {
        font-size: 15px;
    }

    .navbar {
        padding: 0.7rem 1rem;
    }

    .navbar-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 8px 24px rgba(0,0,0,0.08);
        border-bottom: 1px solid rgba(0,119,182,0.08);
    }

    .navbar-links.open {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero {
        padding: 7rem 1rem 3rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-logo {
        width: 60px;
        height: 60px;
    }

    .section {
        padding: 3rem 1rem;
    }

    .home-slider { margin: 0 1rem 1.5rem; min-height: 220px; }
    .home-slide { min-height: 220px; padding: 2rem 1.25rem 2.5rem; }

    .section-header h2 {
        font-size: 1.7rem;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .systems-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .system-card {
        padding: 1.75rem 1.25rem;
        border-radius: 16px;
    }

    /* Disable heavy animations on mobile */
    .system-card:hover {
        transform: translateY(-4px);
    }

    .system-card::before {
        display: none;
    }

    .hero h1 {
        animation: none;
    }

    .floating-btns {
        bottom: 1.25rem;
        right: 1.25rem;
    }

    .floating-btn {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }

    .footer {
        padding: 3rem 1rem 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content > div:first-child {
        grid-column: auto;
    }

    .btn {
        padding: 0.75rem 1.4rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.65rem;
    }

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

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===== PREMIUM DARK BLUE EXPERIENCE — FASE 2 ===== */
:root {
    --text-primary: #f4f8ff;
    --text-secondary: #afc2dd;
    --text-muted: #7187a6;
    --primary: #2f81ff;
    --primary-light: #58a6ff;
    --primary-dark: #0a3f91;
    --accent: #29d3ff;
    --accent-light: #83ecff;
    --bg-card: rgba(9, 28, 58, .72);
    --bg-card-solid: #0b2144;
    --bg-footer: #020814;
    --shadow-sm: 0 8px 24px rgba(0, 8, 24, .22);
    --shadow-md: 0 18px 55px rgba(0, 8, 28, .34);
    --shadow-lg: 0 30px 90px rgba(0, 6, 24, .52);
    --shadow-glow: 0 0 42px rgba(41, 211, 255, .22);
}

body {
    background:
        radial-gradient(circle at 12% 15%, rgba(39, 113, 255, .22), transparent 29%),
        radial-gradient(circle at 88% 28%, rgba(22, 211, 255, .13), transparent 26%),
        radial-gradient(circle at 45% 105%, rgba(68, 47, 255, .18), transparent 36%),
        linear-gradient(145deg, #020713 0%, #06152d 42%, #071d3b 72%, #030a18 100%);
    background-attachment: fixed;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: .42;
    background-image: linear-gradient(rgba(91, 166, 255, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(91, 166, 255, .04) 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: linear-gradient(to bottom, #000, transparent 86%);
}

.animated-bg { opacity: .9; }
.bg-shape { filter: blur(110px); opacity: .75; }
.bg-shape-1 { background: rgba(26, 108, 255, .2); }
.bg-shape-2 { background: rgba(0, 211, 255, .13); }
.bg-shape-3 { background: rgba(89, 56, 255, .13); }
.geo-grid { opacity: .15; }
.particle { background: #43d9ff !important; box-shadow: 0 0 12px #22c7ff, 0 0 24px rgba(34, 199, 255, .45); opacity: .35; }

.navbar {
    top: 16px;
    left: 50%;
    right: auto;
    width: min(1180px, calc(100% - 32px));
    transform: translateX(-50%);
    border: 1px solid rgba(122, 183, 255, .17);
    border-radius: 18px;
    background: rgba(3, 14, 34, .72);
    box-shadow: 0 18px 50px rgba(0, 5, 20, .34), inset 0 1px rgba(255,255,255,.06);
}
.navbar.scrolled { background: rgba(2, 10, 27, .93); border-color: rgba(80, 169, 255, .26); }
.navbar-brand span { color: #f5f9ff; }
.navbar-brand img { filter: drop-shadow(0 0 12px rgba(51, 197, 255, .32)); }
.navbar-links a { color: #a9bad2; }
.navbar-links a::after { background: linear-gradient(90deg, #2f81ff, #2de1ff); }
.navbar-links a:hover { color: #fff; }
.mobile-toggle span { background: #d8e8ff; }

.hero { min-height: 760px; padding: 10.5rem 1.5rem 6rem; }
.hero::before {
    content: '';
    position: absolute;
    width: min(820px, 90vw);
    height: min(820px, 90vw);
    border: 1px solid rgba(76, 169, 255, .1);
    border-radius: 50%;
    animation: orbitPulse 8s ease-in-out infinite;
}
.hero::after {
    content: '';
    position: absolute;
    width: min(590px, 70vw);
    height: min(590px, 70vw);
    border: 1px dashed rgba(55, 218, 255, .14);
    border-radius: 50%;
    animation: slowSpin 34s linear infinite;
}
.hero-content { max-width: 900px; position: relative; z-index: 2; }
.hero-logo {
    width: 108px;
    height: 108px;
    padding: 18px;
    border: 1px solid rgba(108, 199, 255, .28);
    border-radius: 30px;
    background: linear-gradient(145deg, rgba(23, 64, 127, .6), rgba(4, 19, 44, .82));
    box-shadow: 0 22px 70px rgba(15, 105, 255, .26), inset 0 1px rgba(255,255,255,.11);
    animation: heroLogoFloat 5s ease-in-out infinite;
}
.hero h1 {
    max-width: 880px;
    margin-inline: auto;
    font-size: clamp(2.7rem, 6vw, 5.2rem);
    line-height: 1.03;
    letter-spacing: -.055em;
    color: #fff;
    background: linear-gradient(110deg, #fff 15%, #a7d6ff 52%, #50ddff 85%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 16px 40px rgba(39, 132, 255, .18));
}
.hero p { color: #a9bfdc; font-size: clamp(1rem, 2vw, 1.25rem); max-width: 690px; }
.btn { border-radius: 14px; font-weight: 700; letter-spacing: .01em; }
.btn-primary { color: #fff; background: linear-gradient(135deg, #155fe5, #20c5f4); box-shadow: 0 14px 38px rgba(31, 132, 255, .28); }
.btn-primary:hover { color: #fff; box-shadow: 0 20px 55px rgba(31, 187, 255, .38); }
.btn-outline { color: #d9ecff; border-color: rgba(147, 200, 255, .3); background: rgba(8, 29, 62, .48); backdrop-filter: blur(14px); }
.btn-outline:hover { color: #fff; border-color: #4fdcff; background: rgba(18, 71, 133, .52); }

.section { max-width: 1240px; padding: 6rem 1.5rem 7rem; }
.section-header h2 { color: #fff; font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -.04em; }
.section-header h2::after { content: ''; display: block; width: 76px; height: 4px; margin: 1rem auto 0; border-radius: 99px; background: linear-gradient(90deg, #2c75ff, #2be5ff); box-shadow: 0 0 22px rgba(43, 229, 255, .55); }
.section-header p { color: #91a8c6; }

.home-slider {
    max-width: 1180px;
    min-height: 300px;
    border: 1px solid rgba(98, 178, 255, .24);
    border-radius: 30px;
    background: #071b38;
    box-shadow: 0 34px 90px rgba(0, 6, 24, .48), inset 0 1px rgba(255,255,255,.08);
}
.home-slider::after { content: ''; position: absolute; inset: 0; pointer-events: none; border-radius: inherit; background: linear-gradient(115deg, rgba(255,255,255,.08), transparent 35%, rgba(43,215,255,.08)); }
.home-slide { min-height: 300px; padding: 3.5rem 6rem; background: radial-gradient(circle at 20% 10%, rgba(42, 126, 255, .72), transparent 45%), linear-gradient(135deg, #081b3a, #071229); }
.home-slide h3 { font-size: clamp(1.8rem, 4vw, 3.1rem); letter-spacing: -.04em; }
.home-slide p { color: #c5dcf6; font-size: 1.05rem; }
.home-slide a { gap: .55rem; border-color: rgba(255,255,255,.32); background: rgba(4, 18, 42, .42); backdrop-filter: blur(10px); }

.systems-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; }
.system-card {
    min-height: 345px;
    justify-content: center;
    padding: 2.4rem 1.75rem;
    border: 1px solid rgba(91, 170, 255, .16);
    border-radius: 26px;
    color: #fff;
    background: linear-gradient(150deg, rgba(15, 47, 91, .72), rgba(4, 18, 41, .9));
    box-shadow: 0 20px 65px rgba(0, 7, 25, .34), inset 0 1px rgba(255,255,255,.05);
    animation: cardBreathe 6s ease-in-out infinite;
}
.system-card:nth-child(2n) { animation-delay: -2s; }
.system-card:nth-child(3n) { animation-delay: -4s; }
.system-card::after { content: ''; position: absolute; inset: auto -20% -55% 20%; height: 70%; border-radius: 50%; background: rgba(36, 197, 255, .12); filter: blur(50px); transition: .5s ease; }
.system-card:hover { border-color: rgba(70, 213, 255, .45); box-shadow: 0 28px 80px rgba(0, 12, 40, .55), 0 0 42px rgba(35, 181, 255, .15); }
.system-card:hover::after { transform: translateY(-18%); background: rgba(44, 132, 255, .2); }
.card-icon { width: 92px; height: 92px; border-radius: 26px; color: #61dcff; background: linear-gradient(145deg, rgba(35, 125, 255, .24), rgba(20, 221, 255, .09)); border: 1px solid rgba(75, 191, 255, .2); box-shadow: inset 0 1px rgba(255,255,255,.08), 0 18px 40px rgba(0,0,0,.22); }
.card-icon .placeholder-icon { color: #54d9ff; filter: drop-shadow(0 0 14px rgba(84,217,255,.42)); }
.system-card h3 { color: #f4f9ff; font-size: 1.3rem; }
.system-card p { color: #99aec9; }
.card-link { color: #54d9ff; }
.system-card:hover .card-link { color: #fff; }

.footer { border-top: 1px solid rgba(87, 165, 255, .12); background: linear-gradient(180deg, #040d1d, #01050c); }
.footer-brand span, .footer h4 { color: #f4f8ff; }

@keyframes heroLogoFloat { 0%,100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-14px) rotate(2deg); } }
@keyframes orbitPulse { 0%,100% { transform: scale(.94); opacity: .42; } 50% { transform: scale(1.04); opacity: .8; } }
@keyframes slowSpin { to { transform: rotate(360deg); } }
@keyframes cardBreathe { 0%,100% { translate: 0 0; } 50% { translate: 0 -7px; } }

@media (max-width: 768px) {
    .navbar { top: 10px; width: calc(100% - 20px); border-radius: 15px; }
    .navbar-links { background: rgba(2, 12, 29, .97); border-color: rgba(86, 168, 255, .18); border-radius: 0 0 15px 15px; }
    .navbar-links a { color: #d6e7fb; }
    .hero { min-height: 680px; padding-top: 8.5rem; }
    .hero::before { width: 94vw; height: 94vw; }
    .hero-logo { width: 82px; height: 82px; border-radius: 23px; }
    .home-slider { margin: 0 1rem 1.5rem; min-height: 255px; border-radius: 22px; }
    .home-slide { min-height: 255px; padding: 2.3rem 1.3rem 3rem; }
    .system-card { min-height: 300px; }
}

@media (prefers-reduced-motion: reduce) {
    .hero::after, .hero-logo, .system-card, .bg-shape, .particle { animation: none !important; }
}