@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;700;900&display=swap');

:root {
    --color-bg-deep: #06070F;               /* Quase preto com toque azul */
    --color-bg-panel: rgba(30, 35, 90, 0.28); /* Glassmorphism azul da marca */
    --color-primary: #3B3C8F;               /* Azul oficial da SOTAL */
    --color-primary-light: #5C5DC8;         /* Azul mais claro para hover */
    --color-accent: #E8A020;                /* Dourado âmbar — contraste elegante */
    --color-accent-glow: rgba(232, 160, 32, 0.4);
    --color-text: #EDF0FA;
    --color-text-muted: #8A90B8;

    --glass-border: 1px solid rgba(255, 255, 255, 0.07);
    --glass-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);

    --transition-smooth: all 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
    --transition-fast: all 0.3s ease;
}


* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--color-bg-deep);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-image: 
        radial-gradient(circle at 10% 40%, rgba(59, 60, 143, 0.22), transparent 35%),
        radial-gradient(circle at 90% 20%, rgba(92, 93, 200, 0.1), transparent 30%);
}

/* Glassmorphism Classes */
.glass-panel {
    background: var(--color-bg-panel);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--glass-shadow);
}

/* Typography Specifics */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.1; }

.gradient-text {
    background: linear-gradient(135deg, #FFFFFF 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.gradient-text-alt {
    background: linear-gradient(135deg, #FFFFFF 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2.section-title {
    font-size: 3rem;
    margin-bottom: 3rem;
    position: relative;
    text-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

h2.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -15px;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    border-radius: 2px;
}

/* Base Layout */
.container { width: 90%; max-width: 1400px; margin: 0 auto; padding: 120px 0; }

/* Navigation */
header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 9999;
    padding: 1.5rem 0;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

header.scrolled {
    background: rgba(3, 10, 22, 0.85);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.nav-container { display: flex; justify-content: space-between; align-items: center; max-width: 1400px; margin: 0 auto; padding: 0 5%; }

.logo-container a {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    padding: 7px 16px;
    border-radius: 10px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
.logo-container a:hover {
    background: #ffffff;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
    transform: translateY(-1px);
}
.logo-container img { height: 48px; transition: var(--transition-smooth); display: block; }
header.scrolled .logo-container img { height: 40px; }
header.scrolled .logo-container a { padding: 5px 12px; }

nav ul { display: flex; list-style: none; gap: 2.5rem; align-items: center; }
nav ul li a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    transition: var(--transition-fast);
}

nav ul li a::after {
    content: ''; position: absolute; width: 0; height: 2px; bottom: -5px; left: 0;
    background-color: var(--color-accent); transition: width 0.3s ease;
}
nav ul li a:hover { color: var(--color-accent); }
nav ul li a:hover::after { width: 100%; }

/* Webmail button in nav */
.nav-webmail-btn {
    display: inline-flex !important;
    align-items: center;
    gap: 0.4rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff !important;
    padding: 0.45rem 1.1rem !important;
    border-radius: 50px;
    font-size: 0.82rem !important;
    letter-spacing: 1px;
    transition: var(--transition-smooth) !important;
    box-shadow: 0 4px 15px rgba(59, 60, 143, 0.4);
}
.nav-webmail-btn::after { display: none !important; }
.nav-webmail-btn:hover {
    background: linear-gradient(135deg, var(--color-accent), #c88010) !important;
    color: #000 !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--color-accent-glow) !important;
}

.menu-toggle { display: none; font-size: 28px; cursor: pointer; color: var(--color-text); z-index: 10000; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 1rem 2.5rem; border-radius: 50px;
    font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px;
    text-decoration: none; transition: var(--transition-smooth);
    border: none; cursor: pointer; position: relative; overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), #f19f00);
    color: #000;
    box-shadow: 0 10px 20px var(--color-accent-glow);
}

.btn-primary:before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
}
.btn-primary:hover { transform: translateY(-5px); box-shadow: 0 15px 30px var(--color-accent-glow); }
.btn-primary:hover:before { left: 100%; }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex; align-items: center;
    position: relative;
    padding-top: 80px;
}

.hero-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image: url('fotos/capa1.png');
    background-position: center top;
    background-size: cover;
    background-attachment: fixed; /* Fixa a imagem e impede o zoom excessivo */
    background-repeat: no-repeat;
    z-index: -2;
}

/* The dark blend layer */
.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(90deg, #030A16 0%, rgba(3,10,22,0.85) 40%, rgba(3,10,22,0.4) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 900px; padding: 0 5%;
}

.hero-content h1 {
    font-size: 5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: -1px;
}

.hero-content p {
    font-size: 1.4rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    max-width: 700px;
    line-height: 1.8;
}

/* About & Installation Grid */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p { font-size: 1.1rem; color: var(--color-text-muted); margin-bottom: 1.5rem; }

.infrastructure-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }
.infra-card { padding: 2rem; }
.infra-card h4 { font-size: 2rem; margin-bottom: 0.5rem; color: var(--color-accent); }
.infra-card p { font-size: 0.9rem; margin:0; }

/* Services Grid Asymmetric */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.service-card {
    padding: 3rem 2rem;
    text-align: left;
    transition: var(--transition-smooth);
    border-top: 2px solid transparent;
}
.service-card:hover {
    transform: translateY(-15px);
    border-top: 2px solid var(--color-accent);
    background: rgba(20, 93, 160, 0.2);
}
.service-card .icon { font-size: 3rem; margin-bottom: 1.5rem; color: var(--color-primary-light); }
.service-card h3 { font-size: 1.5rem; margin-bottom: 1rem; }

/* Fleet Section (Horizontal Split + Alinhamento Ao Centro) */
.fleet-section {
    position: relative;
    padding: 100px 5%; margin-top: 100px;
    background: var(--color-bg-panel);
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center; /* GARANTE O ALINHAMENTO DAS IMAGENS COM O TEXTO */
}
@media(min-width: 1024px) { .fleet-section { grid-template-columns: 1fr 1fr; } }
.fleet-content { 
    display: flex; flex-direction: column; justify-content: center; 
    text-align: left;
}

/* Redesenho da Lista em Cascata (Original) */
.fleet-list {
    padding: 0;
}
.fleet-list li {
    display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; font-size: 1.1rem;
    padding: 1rem; background: rgba(255,255,255,0.03); border-radius: 12px;
    transition: var(--transition-fast);
}
.fleet-list li:hover { background: rgba(255,255,255,0.08); transform: translateX(10px); }
.fleet-list i { color: var(--color-accent); }

/* Collage de Multiplas Maquinas */
.fleet-collage {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 220px 220px 220px;
    gap: 15px;
    width: 100%;
}
.collage-item {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    background: #020710;
}
.collage-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.6s ease;
}
.collage-item:hover img {
    transform: scale(1.07);
}

/* box1 = 81.jpg: coluna 1, 2 linhas de altura */
.fleet-collage .box1 { grid-column: 1 / 2; grid-row: 1 / 3; }
.fleet-collage .box2 { grid-column: 2 / 3; grid-row: 1 / 2; }
.fleet-collage .box3 { grid-column: 3 / 4; grid-row: 1 / 2; }
.fleet-collage .box4 { grid-column: 2 / 3; grid-row: 2 / 3; }
.fleet-collage .box5 { grid-column: 3 / 4; grid-row: 2 / 3; }
.fleet-collage .box6 { grid-column: 1 / 2; grid-row: 3 / 4; }
.fleet-collage .box7 { grid-column: 2 / 3; grid-row: 3 / 4; }
.fleet-collage .box8 { grid-column: 3 / 4; grid-row: 3 / 4; }

@media(max-width: 1024px) {
    .fleet-collage {
        grid-template-columns: 1fr 1fr;
        grid-auto-rows: 200px;
        margin-top: 3rem;
    }
    .fleet-collage .box1 { grid-column: 1 / 3; grid-row: 1 / 2; }
    .fleet-collage .box2 { grid-column: 1 / 2; grid-row: 2 / 3; }
    .fleet-collage .box3 { grid-column: 2 / 3; grid-row: 2 / 3; }
    .fleet-collage .box4 { grid-column: 1 / 2; grid-row: 3 / 4; }
    .fleet-collage .box5 { grid-column: 2 / 3; grid-row: 3 / 4; }
    .fleet-collage .box6 { grid-column: 1 / 2; grid-row: 4 / 5; }
    .fleet-collage .box7 { grid-column: 2 / 3; grid-row: 4 / 5; }
    .fleet-collage .box8 { grid-column: 1 / 3; grid-row: 5 / 6; }
}

/* Obras — Split Layout */
.obras-section {
    padding: 100px 5%;
    background: #020710;
}

.obras-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .obras-split { grid-template-columns: 1fr; }
}

/* Lista lateral */
.obras-lista { display: flex; flex-direction: column; gap: 0; }

.obra-lista-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.2rem 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: var(--transition-fast);
    cursor: default;
}
.obra-lista-item:first-child { border-top: 1px solid rgba(255,255,255,0.06); }
.obra-lista-item:hover {
    background: rgba(59,60,143,0.12);
    border-left: 3px solid var(--color-accent);
    padding-left: calc(1rem - 3px);
}
.obra-lista-item h4 {
    font-size: 1rem;
    color: #fff;
    margin-bottom: 0.3rem;
    line-height: 1.3;
}
.obra-lista-item p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.5;
}
.obra-num {
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--color-accent);
    opacity: 0.35;
    line-height: 1;
    flex-shrink: 0;
    width: 2.2rem;
    padding-top: 2px;
}
.badge-execucao {
    display: inline-block;
    padding: 2px 8px;
    background: var(--color-primary);
    border-radius: 4px;
    font-size: 0.65rem;
    color: white;
    margin-bottom: 5px;
    letter-spacing: 0.05em;
}

/* Mosaico de fotos de obras */
.obras-mosaico {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(6, 155px);
    gap: 10px;
    position: sticky;
    top: 100px;
}
.mos-item {
    border-radius: 10px;
    overflow: hidden;
    background: #111;
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
}
.mos-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    filter: brightness(0.85);
}
.mos-item:hover img { transform: scale(1.08); filter: brightness(1); }

/* Grid placement */
.mos-item.m1  { grid-column: 1 / 3; grid-row: 1 / 3; }
.mos-item.m2  { grid-column: 3 / 4; grid-row: 1 / 2; }
.mos-item.m3  { grid-column: 3 / 4; grid-row: 2 / 3; }
.mos-item.m4  { grid-column: 1 / 2; grid-row: 3 / 4; }
.mos-item.m5  { grid-column: 2 / 3; grid-row: 3 / 4; }
.mos-item.m6  { grid-column: 3 / 4; grid-row: 3 / 5; }
.mos-item.m7  { grid-column: 1 / 2; grid-row: 4 / 5; }
.mos-item.m8  { grid-column: 2 / 3; grid-row: 4 / 5; }
.mos-item.m9  { grid-column: 1 / 3; grid-row: 5 / 7; }
.mos-item.m10 { grid-column: 3 / 4; grid-row: 5 / 6; }
.mos-item.m11 { grid-column: 3 / 4; grid-row: 6 / 7; }
.mos-item.m12 { display: none; }

@media (max-width: 1024px) {
    .obras-mosaico {
        position: static;
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: repeat(4, 140px);
    }
    .mos-item.m1  { grid-column: 1 / 3; grid-row: 1 / 2; }
    .mos-item.m2  { grid-column: 3 / 4; grid-row: 1 / 2; }
    .mos-item.m3  { grid-column: 1 / 2; grid-row: 2 / 3; }
    .mos-item.m4  { grid-column: 2 / 3; grid-row: 2 / 3; }
    .mos-item.m5  { grid-column: 3 / 4; grid-row: 2 / 3; }
    .mos-item.m6  { grid-column: 1 / 3; grid-row: 3 / 4; }
    .mos-item.m7  { grid-column: 3 / 4; grid-row: 3 / 4; }
    .mos-item.m8  { grid-column: 1 / 2; grid-row: 4 / 5; }
    .mos-item.m9  { grid-column: 2 / 3; grid-row: 4 / 5; }
    .mos-item.m10 { grid-column: 3 / 4; grid-row: 4 / 5; }
    .mos-item.m11 { display: none; }
    .mos-item.m12 { display: none; }
}




.obra-info {
    position: absolute; bottom: -50px; left: 0; right: 0; padding: 2rem;
    background: linear-gradient(transparent, rgba(3,10,22,0.95) 70%);
    transition: var(--transition-smooth);
    opacity: 0;
}
.obra-item:hover .obra-info { bottom: 0; opacity: 1; }
.obra-info h4 { font-size: 1.4rem; margin-bottom: 0.5rem; color: var(--color-accent); }
.obra-info p { font-size: 0.9rem; color: #cbd5e1; }
/* Feature particular items to span columns */
.obra-item.large { grid-column: auto; }
@media(min-width: 1024px) {
    .obra-item.large { grid-column: span 2; }
}


/* Objectives List */
.objectives-list { display: flex; flex-direction: column; gap: 1rem; }
.objective-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    transition: var(--transition-fast);
    border-left: 3px solid transparent;
}
.objective-item:hover {
    border-left-color: var(--color-accent);
    background: rgba(253, 184, 19, 0.05);
    transform: translateX(5px);
}
.obj-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-accent);
    opacity: 0.4;
    line-height: 1;
    flex-shrink: 0;
    width: 2.5rem;
}
.objective-item h4 {
    font-size: 1.05rem;
    color: #fff;
    margin-bottom: 0.3rem;
}

/* Quality Pillars */
.quality-pillars {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.2rem;
}

@media (max-width: 1200px) {
    .quality-pillars {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .quality-pillars {
        grid-template-columns: 1fr;
    }
}
.quality-card {
    padding: 1.8rem 1.4rem;
    border-radius: 16px;
    background: linear-gradient(145deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
    border: 1px solid rgba(255,255,255,0.07);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}
.quality-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary-light));
    transform: scaleX(0);
    transition: transform 0.4s ease;
    transform-origin: left;
}
.quality-card:hover { transform: translateY(-8px); border-color: rgba(253,184,19,0.2); }
.quality-card:hover::before { transform: scaleX(1); }
.quality-num {
    font-size: 3.5rem;
    font-weight: 900;
    color: rgba(253, 184, 19, 0.15);
    line-height: 1;
    margin-bottom: 0.8rem;
}
.quality-card h3 {
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 1.2rem;
}
.quality-card ul {
    list-style: none;
    padding: 0;
}
.quality-card ul li {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    padding: 0.4rem 0;
    padding-left: 1.2rem;
    position: relative;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.quality-card ul li:last-child { border-bottom: none; }
.quality-card ul li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* Secondary Button */
.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 2px solid rgba(255,255,255,0.25);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-5px);
}

/* Quality Horizontal scroll or staggered (legacy compat) */
.quality-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.quality-card .number { font-size: 3rem; font-weight: 900; color: rgba(253, 184, 19, 0.2); margin-bottom: 1rem; }

/* Contact Forms */
.contact-grid { max-width: 800px; margin: 0 auto; }
.contact-info-block { margin-bottom: 2.5rem; }
.contact-info-block h4 { color: var(--color-accent); font-size: 1.2rem; margin-bottom: 0.5rem; }
.contact-info-block p a { color: var(--color-text); text-decoration: none; transition: var(--transition-fast); }
.contact-info-block p a:hover { color: var(--color-primary-light); }
.contact-info-block p strong { display: block; font-size: 1.2rem; margin-top: 5px; }

form .form-group { margin-bottom: 1.5rem; }
form input, form textarea {
    width: 100%; padding: 1.2rem;
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    color: white; border-radius: 12px; font-family: inherit; font-size: 1rem;
    transition: var(--transition-fast);
}
form input:focus, form textarea:focus { outline: none; border-color: var(--color-accent); background: rgba(255,255,255,0.1); }

/* Footer */
footer { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 4rem; margin-top: 5rem; background: #010408; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 3rem; padding-bottom: 3rem;}
.footer-brand img { height: 50px; margin-bottom: 1.5rem; filter: brightness(0) invert(1); }
.footer-col h4 { margin-bottom: 1.5rem; color: var(--color-accent); }
.footer-col a, .footer-col p { display: block; color: var(--color-text-muted); text-decoration: none; margin-bottom: 0.8rem; transition: var(--transition-fast); }
.footer-col a:hover { color: white; padding-left: 5px; }

/* ===== FOOTER REDESENHADO ===== */
footer {
    background: #020710;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-contact {
    padding: 80px 5% 60px;
}

.footer-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 960px;
    margin: 0 auto;
}

.footer-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 16px;
    padding: 2rem;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.footer-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
}

.footer-card-icon {
    width: 50px;
    height: 50px;
    background: rgba(253, 184, 19, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
    font-size: 1.3rem;
    color: var(--color-accent);
}

.footer-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
    margin: 0;
}

.footer-card a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.3s;
    display: block;
    line-height: 1.8;
}

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

.footer-card strong {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: #475569;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
}

@media (max-width: 768px) {
    .footer-cards-grid { grid-template-columns: 1fr; }
    .footer-contact { padding: 60px 5% 40px; }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .hero-content h1 { font-size: 4rem; }
    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    nav ul {
        position: fixed; top: 0; right: -100%; width: 300px; height: 100vh;
        background: rgba(3, 10, 22, 0.98); flex-direction: column; justify-content: center;
        transition: right 0.4s ease; padding: 2rem; backdrop-filter: blur(20px);
    }
    nav ul.active { right: 0; box-shadow: -10px 0 30px rgba(0,0,0,0.5); }
    
    .hero-content h1 { font-size: 3rem; }
    h2.section-title { font-size: 2.2rem; }
    .infrastructure-cards { grid-template-column