:root {
    --primary: #830008;
    --primary-light: #a3000a;
    --secondary: #FF8303;
    --accent: #ff9833;
    --text-main: #333333;
    --text-light: #666666;
    --bg-light: #fdfaf6;
    --white: #ffffff;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

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

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

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.container-narrow {
    max-width: 800px;
}

.section-padding {
    padding: 100px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.center-text {
    text-align: center;
}

.section-subtitle {
    color: var(--secondary);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    font-weight: 600;
}

.section-subtitle.light {
    color: var(--accent);
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 40px;
}

.section-title.light {
    color: var(--white);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.align-center {
    align-items: center;
}

.shadow-lg {
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.rounded-img {
    border-radius: 20px;
}

.mt-4 {
    margin-top: 30px;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-primary-sm, .btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--secondary);
    color: var(--white);
    padding: 15px 35px;
    font-size: 1.1rem;
}

.btn-primary:hover {
    background: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 131, 3, 0.3);
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--white);
    padding: 15px 35px;
    font-size: 1.1rem;
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-3px);
}

.btn-primary-sm {
    background: var(--secondary);
    color: var(--white);
    padding: 10px 25px;
    font-size: 1rem;
}

.btn-primary-sm:hover {
    background: var(--primary-light);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.navbar.scrolled {
    background: var(--white);
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 3px;
}
.logo-text { color: var(--primary); }
.logo-sub { color: var(--secondary); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a:not(.btn-primary-sm) {
    color: var(--text-main);
    font-weight: 500;
    position: relative;
    font-size: 1rem;
}

.nav-links a:not(.btn-primary-sm):hover,
.nav-links a.active:not(.btn-primary-sm) {
    color: var(--primary);
}

.nav-links a:not(.btn-primary-sm)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

.nav-links a:not(.btn-primary-sm):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    font-size: 2rem;
    color: var(--primary);
    cursor: pointer;
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(131, 0, 8, 0.98);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

.mobile-menu.active {
    right: 0;
}

.close-btn {
    position: absolute;
    top: 30px;
    right: 5%;
    font-size: 2.5rem;
    color: var(--white);
    cursor: pointer;
}

.mobile-links {
    display: flex;
    flex-direction: column;
    gap: 30px;
    text-align: center;
}

.mobile-links a {
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 700px;
    background: url('images/hero.jpg') center/cover no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(131, 0, 8, 0.8), rgba(0, 0, 0, 0.5));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 0 5%;
}

.badge {
    display: inline-block;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 30px;
}

.hero h1 {
    font-size: 4.5rem;
    color: var(--white);
    margin-bottom: 25px;
}

.hero h1 span {
    color: var(--secondary);
    display: block;
}

.hero p {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    opacity: 0.8;
    z-index: 10;
}

.scroll-indicator span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--white);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    animation: scroll 2s infinite cubic-bezier(0.15, 0.41, 0.69, 0.94);
}

@keyframes scroll {
    0% { opacity: 0; transform: translate(-50%, 0); }
    10% { opacity: 1; transform: translate(-50%, 0); }
    100% { opacity: 0; transform: translate(-50%, 15px); }
}

/* Vision & Mission */
.vm-card {
    background: var(--white);
    padding: 50px 40px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.05);
    border-bottom: 4px solid var(--secondary);
    transition: var(--transition);
}

.vm-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.1);
}

.vm-icon {
    font-size: 3rem;
    color: var(--secondary);
    margin-bottom: 20px;
}

.vm-card h2 {
    color: var(--primary);
    margin-bottom: 20px;
    font-size: 2rem;
}

.vm-card p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* About Section */
.about-image {
    position: relative;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--primary);
    color: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 15px 30px rgba(131,0,8,0.3);
    text-align: center;
    border: 2px solid rgba(255,255,255,0.1);
}

.experience-badge .num {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    color: var(--secondary);
}

.experience-badge .text {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.core-values-title {
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--primary);
}

.core-values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--white);
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    font-weight: 600;
    color: var(--primary);
}

.value-item ion-icon {
    font-size: 1.5rem;
    color: var(--secondary);
}

/* Services */
.service-card {
    background: var(--white);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: left;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.03);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--secondary);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.service-card:hover::before {
    height: 100%;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 131, 3, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--secondary);
    margin-bottom: 25px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--secondary);
    color: var(--white);
    transform: rotateY(180deg);
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--primary);
    font-size: 1.4rem;
}

.service-card p {
    color: var(--text-light);
}

/* Laboratory */
.laboratory-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.laboratory-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('images/hero.jpg') center/cover; /* Reused for texture */
    opacity: 0.05;
    mix-blend-mode: overlay;
    border-radius: 50% 0 0 50%;
}

.lab-grid {
    margin-top: 60px;
}

.lab-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 40px 20px;
    border-radius: 15px;
    text-align: center;
    position: relative;
    transition: var(--transition);
    cursor: pointer;
}

.lab-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
}

.lab-card h3 {
    color: var(--white);
    font-weight: 500;
}

.hover-bar {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--secondary);
    transition: var(--transition);
}

.lab-card:hover .hover-bar {
    width: 50%;
}

/* Contact Section */
.contact-item {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.c-icon {
    width: 50px;
    height: 50px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--secondary);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    flex-shrink: 0;
}

.c-text h5 {
    color: var(--primary);
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.c-text p {
    color: var(--text-light);
}

.glass-panel {
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
}

.glass-panel h3 {
    color: var(--primary);
    font-size: 2rem;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary);
    font-weight: 500;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #f8fafc;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(255, 131, 3, 0.1);
}

.btn-submit {
    background: var(--primary);
    color: var(--white);
    width: 100%;
    padding: 18px;
    font-size: 1.1rem;
}

.btn-submit:hover {
    background: var(--secondary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 131, 3, 0.2);
}

/* Footer */
.footer {
    background: var(--primary);
    color: rgba(255,255,255,0.7);
    padding-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

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

.footer h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 25px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
}

.social-icons a:hover {
    background: var(--secondary);
    transform: translateY(-3px);
}

.footer-bottom {
    background: rgba(0,0,0,0.2);
    padding: 25px 0;
    text-align: center;
    font-size: 0.9rem;
}

/* Animations (Scroll Reveal) */
.reveal-up {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease-out;
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease-out;
}

.reveal-up.active, .reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

/* Entry Animations */
.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.fade-in-delayed {
    opacity: 0;
    animation: fadeIn 1s ease-out 1s forwards;
}

.slide-up {
    animation: slideUp 1s ease-out forwards;
}

.slide-up-delayed {
    opacity: 0;
    animation: slideUp 1s ease-out 0.5s forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Responsive */
@media (max-width: 992px) {
    .grid-4, .footer-content { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 3.5rem; }
    .experience-badge { right: 0; bottom: 0; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .navbar { position: relative !important; padding: 0 !important; background: var(--white); }
    .nav-container { position: relative; min-height: 70px; display: flex; align-items: center; justify-content: center; padding: 0 15px; }
    .logo { 
        display: flex; 
        align-items: center; 
        justify-content: center; 
        gap: 10px; 
        width: 100%;
        margin: 0 auto;
        font-size: 1.3rem; 
        white-space: nowrap;
        position: relative;
    }
    .logo img { 
        position: static; 
        max-height: 45px !important; 
        width: auto;
        transform: none;
    }
    .mobile-menu-btn { display: block; position: absolute; right: 0; top: 50%; transform: translateY(-50%); z-index: 100; padding: 10px; }
    
    .grid-2 { grid-template-columns: 1fr; gap: 30px; }
    .hero { height: auto; min-height: 70vh; margin-top: 0; padding-top: 40px; }
    .hero-content { width: 100%; padding: 40px 20px; box-sizing: border-box; }
    .hero h1 { font-size: 1.8rem; line-height: 1.3; margin-bottom: 20px; }
    .hero p { font-size: 0.95rem; line-height: 1.5; margin-bottom: 25px; }
    .hero-actions { flex-direction: column; align-items: stretch; max-width: 280px; margin: 0 auto; gap: 12px; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .social-icons { justify-content: center; }
    .experience-badge { padding: 20px; }
    .experience-badge .num { font-size: 2rem; }
    .hidden-mobile { display: none; }
}

@media (max-width: 576px) {
    .grid-4 { grid-template-columns: 1fr; }
    .core-values-grid { grid-template-columns: 1fr; }
    .hero p { font-size: 1.1rem; }
    .section-padding { padding: 60px 0; }
    .glass-panel { padding: 30px 20px; }
}