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

:root {
    --primary: #A60000;
    --primary-light: #D00000;
    --primary-dark: #7A0000;
    --dark: #0A0A0A;
    --dark-800: #171717;
    --dark-700: #262626;
    --dark-600: #404040;
    --dark-500: #525252;
    --light: #FAFAFA;
    --light-200: #E5E5E5;
    --light-300: #D4D4D4;
    --text: #FAFAFA;
    --text-muted: #A3A3A3;
    --text-dark: #171717;
    --text-dark-muted: #525252;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.4);
    --shadow-glow: 0 0 60px rgba(249,115,22,0.15);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--text);
    background: var(--dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 { font-family: 'Space Grotesk', 'Inter', sans-serif; }

.text-accent { color: var(--primary); }
.text-accent-light { color: var(--primary-light); }

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    padding: 8px 20px;
    border: 1px solid rgba(249,115,22,0.3);
    border-radius: 100px;
    margin-bottom: 20px;
}

.section-tag.light {
    border-color: rgba(249,115,22,0.5);
    color: var(--primary-light);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.section-header.light h2 { color: white; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 20px rgba(249,115,22,0.3);
}
.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(249,115,22,0.4);
}

.btn-ghost {
    background: rgba(255,255,255,0.05);
    color: white;
    border: 1px solid rgba(255,255,255,0.15);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.3);
}

.btn-white {
    background: white;
    color: var(--dark);
    font-weight: 700;
}
.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline-light:hover {
    border-color: white;
    background: rgba(255,255,255,0.05);
}

.btn-nav {
    background: var(--primary);
    color: white;
    padding: 10px 22px;
    font-size: 0.9rem;
}

.btn-full { width: 100%; }

.btn-arrow {
    transition: transform var(--transition);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10,10,10,0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 16px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-rhino { font-size: 2rem; }

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: white;
    line-height: 1;
}

.logo-sub {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    line-height: 1;
    margin-top: 2px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition);
}
.nav-links a:hover { color: white; }

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-menu span {
    width: 24px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(249,115,22,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(249,115,22,0.04) 0%, transparent 50%),
        linear-gradient(180deg, var(--dark) 0%, var(--dark-800) 100%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-container { position: relative; z-index: 2; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    border: 1px solid rgba(249,115,22,0.3);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--primary-light);
    margin-bottom: 32px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-line {
    display: block;
    color: white;
}

.hero-line.accent {
    color: var(--primary);
    position: relative;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 560px;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-cta { display: flex; gap: 16px; margin-bottom: 64px; }

.hero-trust {
    display: flex;
    gap: 40px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.trust-icon { font-size: 1.2rem; }

.hero-scroll {
    position: absolute;
    right: 40px;
    bottom: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== SERVICES ===== */
.services {
    padding: 100px 0;
    background: var(--dark-800);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    padding: 40px 32px;
    background: var(--dark-700);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.06);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
    border-color: rgba(249,115,22,0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.service-card.highlighted {
    border-color: rgba(249,115,22,0.3);
    background: linear-gradient(135deg, var(--dark-700), rgba(249,115,22,0.05));
}

.service-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
}

.service-icon {
    color: var(--primary);
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-list li {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding-left: 20px;
    position: relative;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

/* ===== ABOUT ===== */
.about {
    padding: 100px 0;
    background: var(--dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag { margin-bottom: 20px; }

.about-content h2 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.about-lead {
    font-size: 1.1rem;
    color: var(--light-300);
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-signature {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.signature-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.about-signature strong {
    display: block;
    font-size: 0.95rem;
}

.about-signature span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.about-stat {
    background: var(--dark-800);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition);
}

.about-stat:hover {
    border-color: rgba(249,115,22,0.2);
    transform: translateY(-2px);
}

.stat-big {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-unit {
    font-size: 1rem;
    color: var(--light-300);
    font-weight: 600;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 8px;
}

/* ===== SECTORS ===== */
.sectors {
    padding: 100px 0;
    background: var(--dark-800);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.sector-card {
    background: var(--dark-700);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition);
    cursor: default;
}

.sector-card:hover {
    border-color: rgba(249,115,22,0.3);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.sector-icon {
    font-size: 2.4rem;
    display: block;
    margin-bottom: 16px;
}

.sector-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
}

/* ===== REVIEWS ===== */
.reviews {
    padding: 100px 0;
    background: var(--dark);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--dark-800);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all var(--transition);
}

.review-card:hover {
    border-color: rgba(249,115,22,0.15);
    transform: translateY(-2px);
}

.review-stars {
    color: var(--primary);
    font-size: 1.1rem;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.review-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 40px;
    height: 40px;
    background: var(--dark-600);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--primary);
    font-size: 0.85rem;
}

.review-author strong {
    display: block;
    font-size: 0.9rem;
}

.review-author span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== CTA ===== */
.cta {
    padding: 40px 0;
    background: var(--dark-800);
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    border-radius: var(--radius-xl);
    padding: 64px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1), transparent 60%);
}

.cta-content { position: relative; z-index: 1; }

.cta-content h2 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
    color: white;
}

.cta-content p {
    color: rgba(255,255,255,0.85);
    font-size: 1.1rem;
    max-width: 500px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== CONTACT ===== */
.contact {
    padding: 100px 0;
    background: var(--dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-tag { margin-bottom: 20px; }

.contact-info h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 40px;
    letter-spacing: -0.02em;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 16px;
}

.contact-icon { font-size: 1.5rem; }

.contact-item strong {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 1rem;
    line-height: 1.5;
}

.contact-item a {
    color: var(--primary);
    transition: color var(--transition);
}
.contact-item a:hover { color: var(--primary-light); }

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 500;
}

.contact-form-wrap {
    background: var(--dark-800);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--dark-700);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 14px 16px;
    color: white;
    font-size: 0.95rem;
    font-family: inherit;
    transition: all var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--dark-500);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(249,115,22,0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23a3a3a3' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-group textarea { resize: vertical; min-height: 100px; }

/* ===== FOOTER ===== */
.footer {
    background: var(--dark-800);
    padding: 64px 0 32px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--light-300);
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    padding: 6px 0;
    transition: color var(--transition);
}
.footer-links a:hover { color: var(--primary); }

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.06);
    text-align: center;
    font-size: 0.85rem;
    color: var(--dark-500);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
    .nav-links { display: none; }
    .mobile-menu { display: flex; }

    .services-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .sectors-grid { grid-template-columns: repeat(2, 1fr); }
    .reviews-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }

    .hero-scroll { display: none; }
    .hero-trust { flex-wrap: wrap; gap: 20px; }
}

@media (max-width: 640px) {
    .hero h1 { font-size: 2.5rem; }
    .hero-cta { flex-direction: column; }
    .sectors-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .cta-box { padding: 40px 24px; }
    .form-row { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: 1fr 1fr; gap: 12px; }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content { animation: fadeInUp 0.8s ease-out; }

/* Spark particles */
.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
    animation: spark 4s infinite;
}

@keyframes spark {
    0% { opacity: 0; transform: translateY(0); }
    10% { opacity: 0.8; }
    100% { opacity: 0; transform: translateY(-200px) translateX(50px); }
}