/* ==========================================================================
   HELIOS SOLAR OPERATIONS - PREMIUM STYLESHEET
   ========================================================================== */

/* --- Custom Variables & Tokens --- */
:root {
    --bg-primary: #0b0f19;
    --bg-secondary: #131c2e;
    --bg-tertiary: #1e293b;
    --accent-solar: #f59e0b;
    --accent-gold: #fbbf24;
    --accent-glow: rgba(245, 158, 11, 0.45);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --glass-bg: rgba(19, 28, 46, 0.6);
    --glass-border: rgba(245, 158, 11, 0.12);
    --glass-border-focus: rgba(245, 158, 11, 0.35);
    --glass-shadow: rgba(0, 0, 0, 0.4);
    
    --font-titles: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

li {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typographical System --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-titles);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.highlight {
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-solar) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* --- Common Components & Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    padding: 6px 14px;
    border-radius: 9999px;
    color: var(--accent-gold);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.badge-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-solar);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 8px;
    font-family: var(--font-titles);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-solar) 0%, #d97706 100%);
    color: #fff;
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.2);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* --- Section Formatting --- */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-line {
    width: 60px;
    height: 4px;
    background: var(--accent-solar);
    margin: 0 auto 20px auto;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Header / Navigation --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(11, 15, 25, 0.75);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.main-header.scrolled {
    padding: 12px 0;
    background: rgba(11, 15, 25, 0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 18px;
    padding-bottom: 18px;
    transition: var(--transition-smooth);
}

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

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-titles);
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.1em;
    background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.main-nav ul {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-titles);
    font-weight: 500;
    font-size: 15px;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-solar);
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.cta-header-btn {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--accent-solar);
    color: var(--accent-gold);
    padding: 10px 20px;
    border-radius: 6px;
    font-family: var(--font-titles);
    font-weight: 600;
    font-size: 14px;
}

.cta-header-btn:hover {
    background: var(--accent-solar);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 24px;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: 120px;
    overflow: hidden;
}

.hero-container {
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 720px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Scroll Down */
.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 12px;
    font-family: var(--font-titles);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-icon-box {
    animation: bounce 2s infinite;
    color: var(--accent-solar);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

/* --- Metrics Section --- */
.metrics-section {
    position: relative;
    z-index: 10;
    margin-top: -60px;
    padding-bottom: 40px;
}

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

.metric-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 30px 24px;
    text-align: center;
    box-shadow: 0 10px 30px var(--glass-shadow);
    transition: var(--transition-smooth);
}

.metric-card:hover {
    transform: translateY(-5px);
    border-color: var(--glass-border-focus);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.08);
}

.metric-icon-box {
    font-size: 24px;
    color: var(--accent-solar);
    margin-bottom: 12px;
    display: inline-flex;
}

.metric-number {
    font-family: var(--font-titles);
    font-size: 40px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 6px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

/* --- Services Section --- */
.services-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--glass-border-focus);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.1);
}

.service-image-box {
    position: relative;
    height: 200px;
    overflow: hidden;
    background-color: var(--bg-secondary);
}

.service-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.service-card:hover .service-img {
    transform: scale(1.08);
}

.service-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(19, 28, 46, 1) 0%, rgba(19, 28, 46, 0) 100%);
}

.service-image-placeholder {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

.placeholder-icon {
    font-size: 48px;
    color: var(--text-muted);
}

.service-content {
    padding: 32px;
    flex-grow: 1;
    position: relative;
}

.service-icon {
    position: absolute;
    top: -24px;
    left: 32px;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--accent-solar);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.service-card-title {
    font-size: 22px;
    font-weight: 700;
    margin-top: 12px;
    margin-bottom: 16px;
}

.service-card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.service-features-list {
    margin-top: auto;
}

.service-features-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.service-features-list i {
    color: var(--accent-solar);
    font-size: 16px;
}

/* --- About Section --- */
.about-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
    position: relative;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 64px;
    align-items: center;
}

.about-visual {
    position: relative;
    padding: 40px;
}

.about-card-back {
    position: absolute;
    top: 60px;
    left: 60px;
    width: 80%;
    height: 80%;
    background: linear-gradient(135deg, var(--accent-solar) 0%, transparent 100%);
    opacity: 0.15;
    border-radius: 20px;
    filter: blur(24px);
}

.about-card-front {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.about-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.about-logo {
    height: 48px;
    width: auto;
}

.about-card-header h4 {
    font-size: 18px;
    font-weight: 700;
}

.about-card-header p {
    font-size: 12px;
    color: var(--text-secondary);
}

.about-quote {
    font-style: italic;
    color: var(--text-primary);
    font-size: 15px;
    border-left: 3px solid var(--accent-solar);
    padding-left: 16px;
    margin-bottom: 30px;
}

.about-stats-mini {
    display: flex;
    gap: 24px;
}

.stat-mini {
    display: flex;
    flex-direction: column;
}

.stat-mini-num {
    font-family: var(--font-titles);
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-gold);
}

.stat-mini-lbl {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.about-badge {
    color: var(--accent-solar);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.about-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 20px;
}

.about-p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 15px;
}

.about-strengths {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.strength-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-solar);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.strength-item h5 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.strength-item p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* --- Timeline Section --- */
.timeline-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.timeline-container {
    position: relative;
    max-width: 800px;
    margin: 60px auto 0 auto;
    padding: 0 20px;
}

.timeline-line {
    position: absolute;
    top: 0;
    left: 31px;
    height: 100%;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-solar) 0%, rgba(245, 158, 11, 0.1) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    padding-left: 64px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 20px;
    top: 6px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--bg-primary);
    border: 4px solid var(--accent-solar);
    box-shadow: 0 0 10px var(--accent-glow);
    z-index: 10;
    transition: var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
    background-color: var(--accent-gold);
    transform: scale(1.15);
}

.timeline-date {
    font-family: var(--font-titles);
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 8px;
    display: inline-block;
}

.timeline-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    transition: var(--transition-smooth);
}

.timeline-item:hover .timeline-card {
    border-color: var(--glass-border-focus);
    transform: translateX(4px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.05);
}

.timeline-card-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.timeline-institution {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 12px;
}

.timeline-card-text {
    font-size: 14px;
    color: var(--text-secondary);
}

.timeline-edu-list {
    margin-top: 12px;
    padding-left: 4px;
}

.timeline-edu-list li {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    position: relative;
    padding-left: 16px;
}

.timeline-edu-list li::before {
    content: '•';
    color: var(--accent-solar);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* --- Contact Section --- */
.contact-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
    position: relative;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 64px;
    align-items: center;
}

.contact-info {
    max-width: 480px;
}

.contact-badge {
    color: var(--accent-solar);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.contact-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 20px;
}

.contact-text {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.detail-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-solar);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-detail-item span {
    font-size: 12px;
    color: var(--text-muted);
    display: block;
}

.contact-detail-item strong {
    font-family: var(--font-titles);
    font-size: 16px;
    color: var(--text-primary);
}

/* Glassmorphism Form Box */
.contact-form-box {
    background: rgba(11, 15, 25, 0.6);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}

.form-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

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

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input, .form-group textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 12px 16px;
    color: #fff;
    font-family: var(--font-body);
    font-size: 14px;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--glass-border-focus);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.1);
}

.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-solar) 0%, #d97706 100%);
    border: none;
    color: #fff;
    padding: 14px;
    border-radius: 8px;
    font-family: var(--font-titles);
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-smooth);
    margin-top: 10px;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.form-status {
    margin-top: 16px;
    padding: 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    display: none;
    text-align: center;
}

.form-status.success {
    display: block;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.form-status.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--bg-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 80px 0 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 64px;
    padding-bottom: 60px;
}

.footer-brand .logo-link {
    margin-bottom: 20px;
}

.footer-logo {
    height: 38px;
    width: auto;
    object-fit: contain;
    opacity: 0.85;
    transition: var(--transition-smooth);
    filter: drop-shadow(0 0 0px transparent);
}

.footer-logo:hover {
    opacity: 1;
    filter: drop-shadow(0 2px 8px var(--accent-glow));
    transform: scale(1.04);
}

.footer-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 320px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.social-links a:hover {
    background: var(--accent-solar);
    color: #fff;
    border-color: var(--accent-solar);
    transform: translateY(-2px);
}

.footer-links h4, .footer-legal h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color 0.35s ease, padding-left 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.footer-links a:hover {
    color: var(--accent-gold);
    padding-left: 6px;
}

.footer-legal p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 24px 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-muted);
}

.footer-bottom-container a {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.footer-bottom-container a:hover {
    color: var(--accent-gold);
}

/* --- Scroll Animation Reveals --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.fade-in {
    opacity: 0;
    animation: fadeInAnimation 1.2s forwards;
}

@keyframes fadeInAnimation {
    to { opacity: 1; }
}

/* --- Responsive Adaptations --- */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 46px;
    }
    .metrics-container {
        grid-template-columns: repeat(2, 1fr);
        margin-top: -30px;
    }
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
    .about-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .about-visual {
        max-width: 500px;
        margin: 0 auto;
    }
    .contact-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .contact-info {
        max-width: 100%;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .main-header {
        padding: 8px 0;
    }
    .mobile-menu-btn {
        display: block;
    }
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-secondary);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        padding: 24px;
        display: none;
        box-shadow: 0 10px 20px rgba(0,0,0,0.3);
    }
    .main-nav.active {
        display: block;
    }
    .main-nav ul {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    .cta-header-btn {
        display: none; /* Hide on small screens, users use CTA in sections */
    }
    .hero-title {
        font-size: 36px;
    }
    .hero-description {
        font-size: 16px;
    }
    .hero-actions {
        flex-direction: column;
    }
    .metrics-container {
        grid-template-columns: 1fr;
    }
    .section-title {
        font-size: 30px;
    }
    .about-title {
        font-size: 30px;
    }
    .contact-title {
        font-size: 30px;
    }
    .contact-form-box {
        padding: 24px;
    }
    .form-group-row {
        grid-template-columns: 1fr;
    }
    .footer-bottom-container {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

/* ==========================================================================
   SITR COMPLIANCE SUB-SITE SPECIFIC STYLING
   ========================================================================== */

/* SITR Hero Section */
.sitr-hero {
    padding: 140px 0 60px 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.sitr-notice-card {
    background: rgba(19, 28, 46, 0.4);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 48px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    border-left: 4px solid var(--accent-solar);
}

.notice-badge {
    display: inline-block;
    color: var(--accent-gold);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.notice-title {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.notice-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 32px;
    max-width: 800px;
}

.notice-deadlines {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 600px;
}

.deadline-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.deadline-item.warning {
    border-color: rgba(239, 68, 68, 0.25);
    background: rgba(239, 68, 68, 0.02);
    color: #f87171;
}

.deadline-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.deadline-item.warning .deadline-icon {
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
}

.deadline-item span {
    font-size: 12px;
    color: var(--text-secondary);
    display: block;
}

.deadline-item.warning span {
    color: rgba(248, 113, 113, 0.7);
}

.deadline-item strong {
    font-family: var(--font-titles);
    font-size: 18px;
    font-weight: 700;
}

/* Technical Parameters Table */
.sitr-params-section {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

.sitr-table-container {
    overflow-x: auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    margin-bottom: 48px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.sitr-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    min-width: 750px;
}

.sitr-table th, .sitr-table td {
    padding: 18px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
}

.sitr-table th {
    font-family: var(--font-titles);
    background-color: rgba(245, 158, 11, 0.05);
    color: var(--accent-gold);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sitr-table tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

.type-badge {
    display: inline-flex;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.type-badge.analog {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.params-details-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.detail-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 32px;
    transition: var(--transition-smooth);
}

.detail-card:hover {
    border-color: var(--glass-border-focus);
    transform: translateY(-4px);
}

.detail-icon-box {
    color: var(--accent-solar);
    font-size: 24px;
    margin-bottom: 16px;
    display: inline-flex;
}

.detail-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.detail-card p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* PMGD Directory */
.pmgd-directory-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
}

.directory-toolbar {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.search-input-box {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
}

.search-input-box label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

#pmgd-search,
#oiv-search {
    width: 100%;
    background: rgba(11, 15, 25, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 14px 16px 14px 48px;
    color: #fff;
    font-family: var(--font-body);
    font-size: 15px;
    transition: var(--transition-fast);
}

#pmgd-search:focus,
#oiv-search:focus {
    outline: none;
    border-color: var(--glass-border-focus);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.1);
}

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

.select-box {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.select-box label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.select-box select {
    background: rgba(11, 15, 25, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 12px;
    color: #fff;
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.select-box select:focus {
    border-color: var(--glass-border-focus);
}

.select-box option {
    background-color: var(--bg-secondary);
    color: #fff;
}

.directory-stats {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    padding: 0 4px;
}

.warning-text {
    color: #f87171;
}

.pmgd-results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    min-height: 200px;
}

/* PMGD Cards */
.pmgd-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-smooth);
}

.pmgd-card:hover {
    border-color: var(--glass-border-focus);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.pmgd-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.substation-badge {
    font-family: var(--font-titles);
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-gold);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.substation-badge i {
    font-size: 14px;
}

.sii-badge {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
}

.sii-badge.pyme {
    background: rgba(16, 185, 129, 0.1);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.sii-badge.gran-empresa {
    background: rgba(148, 163, 184, 0.1);
    color: #cbd5e1;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.pmgd-card-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.3;
}

.pmgd-card-body {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 16px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pmgd-card-info span {
    font-size: 11px;
    color: var(--text-muted);
    display: block;
    text-transform: uppercase;
}

.pmgd-card-info strong {
    font-size: 13px;
    color: var(--text-primary);
    word-break: break-all;
}

.pmgd-card-footer {
    margin-top: auto;
}

.btn-card-action {
    width: 100%;
    background: rgba(245, 158, 11, 0.05);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: var(--accent-gold);
    padding: 10px;
    border-radius: 6px;
    font-family: var(--font-titles);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.btn-card-action:hover {
    background: var(--accent-solar);
    color: #fff;
    border-color: var(--accent-solar);
    box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-card-action i {
    font-size: 14px;
}

/* Loaders / States */
.directory-loader, .directory-empty, .directory-error {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 60px 0;
    color: var(--text-secondary);
}

.directory-loader i {
    font-size: 32px;
    color: var(--accent-solar);
}

.directory-empty i, .directory-error i {
    font-size: 40px;
    color: var(--text-muted);
}

/* Search Prompt (initial empty state) */
.directory-search-prompt {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 20px;
    color: var(--text-secondary);
}

.directory-search-prompt h4 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.directory-search-prompt p {
    max-width: 520px;
    font-size: 14px;
    line-height: 1.7;
}

/* --- Proposal Card (Dynamic) --- */
.pmgd-proposal-container {
    margin-top: 32px;
}

.proposal-card {
    position: relative;
    background: rgba(19, 28, 46, 0.5);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 48px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    animation: proposalSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes proposalSlideIn {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

.proposal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
}

.proposal-close:hover {
    background: rgba(248, 113, 113, 0.15);
    border-color: rgba(248, 113, 113, 0.3);
    color: #f87171;
}

.proposal-badge {
    display: inline-block;
    color: var(--accent-gold);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.proposal-plant-name {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.proposal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.proposal-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 20px;
}

.proposal-details-row {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
}

.proposal-details-row > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.proposal-details-row span {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.proposal-details-row strong {
    font-size: 15px;
    color: var(--text-primary);
}

.proposal-divider {
    height: 1px;
    background: var(--glass-border);
    margin: 28px 0;
}

.proposal-body h4 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.proposal-body h4 em {
    color: var(--accent-gold);
    font-style: normal;
}

.proposal-body > p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

.proposal-steps-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 28px;
}

.proposal-step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    padding: 20px;
    transition: border-color 0.3s ease;
}

.proposal-step:hover {
    border-color: var(--accent-gold-dim);
}

.proposal-step-num {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-solar), var(--accent-gold));
    color: var(--bg-primary);
    font-weight: 800;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.proposal-step h5 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.proposal-step p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.proposal-pyme-callout {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.02) 100%);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 14px;
    padding: 24px;
    margin-bottom: 8px;
}

.proposal-pyme-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
}

.proposal-pyme-callout h5 {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 4px;
}

.proposal-pyme-callout p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.proposal-actions {
    margin-top: 28px;
    display: flex;
    justify-content: flex-start;
}

.proposal-actions .btn {
    font-size: 14px;
}

@media (max-width: 768px) {
    .proposal-card {
        padding: 28px 20px;
    }
    .proposal-plant-name {
        font-size: 24px;
    }
    .proposal-steps-grid {
        grid-template-columns: 1fr;
    }
}

/* Helios SITR Solution Section */
.helios-sitr-solution {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.sitr-solution-container {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 64px;
    align-items: center;
}

.solution-badge {
    color: var(--accent-solar);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.solution-title {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 24px;
}

.solution-p {
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.solution-steps {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sol-step {
    display: flex;
    gap: 20px;
}

.step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.1);
    border: 2px solid var(--accent-solar);
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-titles);
    font-weight: 700;
    flex-shrink: 0;
    font-size: 15px;
}

.sol-step h5 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.sol-step p {
    font-size: 13px;
    color: var(--text-secondary);
}

.sol-visual-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    text-align: center;
}

.sol-visual-card h4 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
}

.guarantee-ring {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 8px solid rgba(245, 158, 11, 0.15);
    border-top-color: var(--accent-solar);
    margin: 0 auto 32px auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: ringGlow 3s infinite ease-in-out;
}

@keyframes ringGlow {
    0%, 100% { box-shadow: 0 0 10px rgba(245,158,11,0.05); }
    50% { box-shadow: 0 0 25px rgba(245,158,11,0.25); border-color: rgba(245, 158, 11, 0.3); }
}

.guarantee-percent {
    font-family: var(--font-titles);
    font-size: 32px;
    font-weight: 800;
    color: var(--accent-gold);
    line-height: 1;
}

.guarantee-lbl {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

.sol-benefits {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sol-benefits li {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sol-benefits i {
    color: #34d399;
    font-size: 16px;
    flex-shrink: 0;
}

/* Callout Banner in index.html */
.banners-two-cols {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.banners-two-cols .sitr-callout-banner {
    margin-top: 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    height: 100%;
}

.banner-card-image {
    width: 100%;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 8px;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.banner-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.sitr-callout-banner:hover .banner-card-image img {
    transform: scale(1.06);
}

.sitr-callout-banner {
    background: linear-gradient(135deg, rgba(19, 28, 46, 0.7) 0%, rgba(245, 158, 11, 0.05) 100%);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sitr-callout-banner:hover {
    transform: translateY(-5px);
    border-color: rgba(245, 158, 11, 0.3);
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
}

@media (max-width: 991px) {
    .banners-two-cols {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.sitr-banner-content {
    max-width: 700px;
}

.sitr-banner-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #f87171;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.sitr-callout-banner h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.sitr-callout-banner p {
    font-size: 14px;
    color: var(--text-secondary);
}

.sitr-banner-btn {
    flex-shrink: 0;
}

/* Media Queries for SITR */
@media (max-width: 1024px) {
    .pmgd-results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .sitr-solution-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .solution-visual {
        max-width: 440px;
        margin: 0 auto;
    }
    .sitr-callout-banner {
        flex-direction: column;
        text-align: center;
        gap: 24px;
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .notice-title {
        font-size: 32px;
    }
    .notice-deadlines {
        grid-template-columns: 1fr;
    }
    .params-details-grid {
        grid-template-columns: 1fr;
    }
    .filters-row {
        grid-template-columns: 1fr;
    }
    .pmgd-results-grid {
        grid-template-columns: 1fr;
    }
    .sitr-notice-card {
        padding: 24px;
    }
    .sitr-solution-container h2 {
        font-size: 30px;
    }
}

/* ==========================================================================
   PRODUCT & SERVICE CATALOG (FICHAS TÉCNICAS)
   ========================================================================== */
.fichas-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.02);
}

.fichas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.ficha-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 36px;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
}

.ficha-card:hover {
    transform: translateY(-5px);
    border-color: var(--glass-border-focus);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.08);
}

.ficha-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.ficha-category {
    font-family: var(--font-titles);
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.2);
    padding: 4px 10px;
    border-radius: 4px;
}

.ficha-icon {
    font-size: 20px;
    color: var(--accent-solar);
}

.ficha-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.ficha-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.5;
}

.ficha-specs {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ficha-specs li {
    font-size: 13px;
    color: var(--text-secondary);
    position: relative;
    padding-left: 18px;
}

.ficha-specs li::before {
    content: '→';
    color: var(--accent-solar);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.ficha-specs li strong {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .fichas-grid {
        grid-template-columns: 1fr;
    }
}

/* --- SITR/SIRT Concept Section --- */
.sitr-concept-section {
    padding: 80px 0;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.concept-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.concept-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.concept-card.highlight-card {
    border-left: 4px solid var(--accent-solar);
}

.concept-badge-inner {
    font-family: var(--font-titles);
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-gold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.concept-badge-inner.highlight {
    color: #34d399;
}

.concept-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.concept-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.concept-bullet-list {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.concept-bullet-list li {
    display: flex;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.concept-bullet-list i {
    color: var(--accent-solar);
    font-size: 18px;
    flex-shrink: 0;
}

.concept-bullet-list li strong {
    color: var(--text-primary);
}

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

/* ==========================================================================
   OIV LEY 21.663 COMPLIANCE & CYBERSECURITY STYLING
   ========================================================================== */

/* OIV Hero */
.oiv-hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: 120px;
    padding-bottom: 60px;
    overflow: hidden;
}

.oiv-hero-container {
    display: flex;
    align-items: center;
}

.oiv-hero-content {
    max-width: 800px;
}

.oiv-hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
}

.oiv-hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
}

.oiv-hero-actions {
    display: flex;
    gap: 16px;
}

/* Requirements Grid */
.oiv-compliance-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.oiv-requirements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.req-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 32px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.req-card:hover {
    border-color: var(--glass-border-focus);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(245,158,11,0.05);
}

.req-icon {
    font-size: 24px;
    color: var(--accent-solar);
    margin-bottom: 16px;
}

.req-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.req-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Expert Insights Section */
.expert-insights-section {
    padding: 60px 0;
    background-color: var(--bg-secondary);
}

.expert-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-left: 4px solid var(--accent-solar);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.expert-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.expert-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(245,158,11,0.15);
    border: 1px solid var(--accent-solar);
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
}

.expert-header h5 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.expert-header p {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

.expert-text {
    font-family: var(--font-body);
    font-style: italic;
    color: var(--text-secondary);
    font-size: 14.5px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.expert-text:last-child {
    margin-bottom: 0;
}

/* PYME Focus Section */
.pyme-focus-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.pyme-focus-container {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 64px;
    align-items: center;
}

.pyme-badge {
    color: var(--accent-solar);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.pyme-focus-text h2 {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 20px;
}

.pyme-p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
}

.pyme-solution-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 32px;
    margin-top: 32px;
}

.pyme-solution-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--accent-gold);
}

.pyme-solution-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.pyme-benefits {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pyme-benefits li {
    font-size: 13px;
    color: var(--text-secondary);
}

.pyme-benefits strong {
    color: var(--text-primary);
}

.pyme-benefits i {
    color: var(--accent-solar);
    font-size: 16px;
    margin-right: 8px;
}

.pyme-visual-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 48px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.pyme-stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 24px;
}

.pyme-stat-box.focus {
    background: rgba(245,158,11,0.05);
    border: 1px solid rgba(245,158,11,0.2);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 0;
    box-shadow: 0 0 20px rgba(245,158,11,0.05);
}

.pyme-stat-num {
    font-family: var(--font-titles);
    font-size: 54px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.pyme-stat-box.focus .pyme-stat-num {
    color: var(--accent-gold);
}

.pyme-stat-lbl {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 6px;
}

.pyme-stat-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    width: 60px;
    margin: 12px auto 24px auto;
}

.pyme-visual-desc {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 24px;
    line-height: 1.5;
}

/* OIV Card Specifics & Buscador */
.oiv-giro-text {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    height: 38px;
}

.pyme-focus-indicator {
    background: rgba(245,158,11,0.08);
    border: 1px solid rgba(245,158,11,0.15);
    border-radius: 6px;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.pyme-focus-indicator i {
    color: var(--accent-gold);
    font-size: 16px;
    flex-shrink: 0;
}

.pyme-focus-indicator span {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-gold);
}

/* Highlighted PYME card border */
.pmgd-card.oiv-card-item.pyme-highlight-card {
    border-color: rgba(245,158,11,0.3);
    box-shadow: 0 4px 20px rgba(245,158,11,0.05);
}

.pmgd-card.oiv-card-item.pyme-highlight-card:hover {
    border-color: var(--accent-solar);
    box-shadow: 0 10px 30px rgba(245,158,11,0.15);
}

.btn-card-action.btn-pyme-focus {
    background: linear-gradient(135deg, var(--accent-solar) 0%, #d97706 100%);
    color: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(245,158,11,0.15);
}

.btn-card-action.btn-pyme-focus:hover {
    background: var(--accent-gold);
    box-shadow: 0 8px 25px rgba(245,158,11,0.3);
}

/* Adaptations for OIV */
@media (max-width: 1024px) {
    .oiv-requirements-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pyme-focus-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .pyme-focus-visual {
        max-width: 440px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .oiv-hero-title {
        font-size: 36px;
    }
    .oiv-hero-description {
        font-size: 16px;
    }
    .oiv-requirements-grid {
        grid-template-columns: 1fr;
    }
    .pyme-focus-text h2 {
        font-size: 30px;
    }
    .pyme-visual-card {
        padding: 24px;
    }
}