/* ============================================
   ORION ENTERPRISE AI - MAIN STYLESHEET
   Futuristic Dark Theme
   ============================================ */

/* CSS Variables */
:root {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0f;
    --bg-tertiary: #12121a;
    --bg-card: rgba(15, 15, 25, 0.8);
    
    --accent-cyan: #00f5ff;
    --accent-purple: #7b2ff7;
    --accent-blue: #0066ff;
    --accent-pink: #ff006a;
    --accent-green: #00ff88;
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    
    --gradient-main: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 245, 255, 0.3) 0%, rgba(123, 47, 247, 0.3) 100%);
    
    --border-glow: rgba(0, 245, 255, 0.3);
    --shadow-glow: 0 0 40px rgba(0, 245, 255, 0.2);
    
    --font-display: 'Orbitron', sans-serif;
    --font-heading: 'Rajdhani', sans-serif;
    --font-body: 'Exo 2', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

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

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

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */

.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.stars, .stars2, .stars3 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-repeat: repeat;
}

.stars {
    background-image: 
        radial-gradient(2px 2px at 20px 30px, var(--accent-cyan), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 90px 40px, var(--accent-purple), transparent),
        radial-gradient(2px 2px at 130px 80px, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 160px 120px, var(--accent-cyan), transparent);
    background-size: 200px 200px;
    animation: starsMove 100s linear infinite;
}

.stars2 {
    background-image: 
        radial-gradient(1px 1px at 50px 160px, rgba(255,255,255,0.6), transparent),
        radial-gradient(2px 2px at 90px 40px, var(--accent-purple), transparent),
        radial-gradient(1px 1px at 130px 90px, rgba(255,255,255,0.4), transparent),
        radial-gradient(1px 1px at 170px 180px, var(--accent-cyan), transparent);
    background-size: 250px 250px;
    animation: starsMove 150s linear infinite;
    opacity: 0.5;
}

.stars3 {
    background-image: 
        radial-gradient(1px 1px at 30px 100px, rgba(255,255,255,0.3), transparent),
        radial-gradient(1px 1px at 70px 150px, var(--accent-purple), transparent),
        radial-gradient(1px 1px at 110px 50px, rgba(255,255,255,0.2), transparent);
    background-size: 300px 300px;
    animation: starsMove 200s linear infinite;
    opacity: 0.3;
}

@keyframes starsMove {
    from { transform: translateY(0); }
    to { transform: translateY(-100%); }
}

.constellation {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    opacity: 0.1;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
    animation: constellationPulse 8s ease-in-out infinite;
}

@keyframes constellationPulse {
    0%, 100% { opacity: 0.05; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.15; transform: translate(-50%, -50%) scale(1.1); }
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    from { transform: perspective(500px) rotateX(60deg) translateY(0); }
    to { transform: perspective(500px) rotateX(60deg) translateY(50px); }
}

/* ============================================
   NAVIGATION
   ============================================ */

.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: var(--transition-smooth);
    background: transparent;
}

.main-nav.scrolled {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glow);
    padding: 1rem 3rem;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(0, 245, 255, 0.5));
    transition: var(--transition-smooth);
}

.logo-img:hover {
    filter: drop-shadow(0 0 20px rgba(0, 245, 255, 0.8));
    transform: scale(1.05);
}

.nav-center {
    display: flex;
    gap: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link:hover {
    color: var(--accent-cyan);
}

.portal-link {
    border: 1px solid var(--accent-purple);
    color: var(--accent-purple) !important;
    font-weight: 500;
}

.portal-link:hover {
    background: rgba(123, 47, 247, 0.2);
    box-shadow: 0 0 15px rgba(123, 47, 247, 0.4);
    transform: translateY(-2px);
}

.portal-link::before {
    display: none;
}

.login-link {
    background: var(--gradient-main);
    color: var(--bg-primary) !important;
    font-weight: 600;
}

.login-link:hover {
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.5);
    transform: translateY(-2px);
}

.login-link::before {
    display: none;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 2rem;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.logo-container {
    position: relative;
    display: inline-block;
    margin-bottom: 2rem;
}

.hero-logo {
    width: 180px;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(0, 245, 255, 0.6));
    animation: logoFloat 6s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(0, 245, 255, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: glowPulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); }
}

.company-name {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: 8px;
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.text-gradient {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-accent {
    font-size: 1.8rem;
    letter-spacing: 12px;
    color: var(--text-secondary);
    font-weight: 400;
}

.tagline {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
    margin-bottom: 4rem;
}

/* Product Card */
.product-showcase {
    margin-top: 2rem;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    padding: 3rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0;
    transition: var(--transition-smooth);
}

.product-card:hover::before {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-cyan);
}

.product-icon {
    margin-bottom: 1.5rem;
}

.obgyn-logo {
    width: 120px;
    height: 120px;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.5));
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { 
        filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.5));
        transform: scale(1);
    }
    50% { 
        filter: drop-shadow(0 0 25px rgba(0, 245, 255, 0.8));
        transform: scale(1.05);
    }
}

.dna-icon {
    width: 80px;
    height: 80px;
}

.dna-path {
    stroke-dasharray: 500;
    stroke-dashoffset: 500;
    animation: drawDNA 3s ease forwards;
}

@keyframes drawDNA {
    to { stroke-dashoffset: 0; }
}

.product-name {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 0.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-description {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    letter-spacing: 1px;
}

/* Explore Button */
.explore-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 3px;
    padding: 1rem 2.5rem;
    background: transparent;
    border: 2px solid var(--accent-cyan);
    color: var(--accent-cyan);
    border-radius: 50px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.explore-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-main);
    transition: var(--transition-smooth);
    z-index: -1;
}

.explore-btn:hover::before {
    left: 0;
}

.explore-btn:hover {
    color: var(--bg-primary);
    border-color: transparent;
    box-shadow: 0 0 40px rgba(0, 245, 255, 0.5);
    transform: scale(1.05);
}

.btn-icon {
    transition: var(--transition-smooth);
}

.explore-btn:hover .btn-icon {
    transform: translateX(5px);
}

.btn-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition-smooth);
}

.explore-btn:hover .btn-glow {
    width: 300px;
    height: 300px;
}

/* ============================================
   MODALS
   ============================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    padding: 3rem;
    max-width: 500px;
    width: 90%;
    position: relative;
    transform: translateY(50px) scale(0.9);
    transition: var(--transition-bounce);
}

.modal-overlay.active .modal-container {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--border-glow);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 0, 106, 0.2);
    border-color: var(--accent-pink);
    color: var(--accent-pink);
}

.modal-header {
    text-align: center;
    margin-bottom: 2rem;
}

.modal-logo {
    width: 60px;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(0, 245, 255, 0.5));
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-subtitle {
    font-family: var(--font-heading);
    color: var(--text-secondary);
    letter-spacing: 1px;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-glow);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.2);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2300f5ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
}

.form-group select option {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.input-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transform: translateX(-50%);
    transition: var(--transition-smooth);
}

.form-group input:focus ~ .input-glow,
.form-group select:focus ~ .input-glow,
.form-group textarea:focus ~ .input-glow {
    width: 100%;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.remember-me input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 1px solid var(--border-glow);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.remember-me input:checked + .checkmark {
    background: var(--gradient-main);
    border-color: transparent;
}

.remember-me input:checked + .checkmark::after {
    content: '✓';
    color: var(--bg-primary);
    font-size: 0.8rem;
}

.forgot-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--accent-cyan);
    transition: var(--transition-fast);
}

.forgot-link:hover {
    color: var(--accent-purple);
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 1rem;
    background: var(--gradient-main);
    border: none;
    border-radius: 10px;
    color: var(--bg-primary);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 245, 255, 0.3);
}

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

/* Success Message */
.success-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    background: var(--bg-tertiary);
    border: 2px solid var(--accent-green);
    border-radius: 20px;
    padding: 2rem 3rem;
    text-align: center;
    z-index: 3000;
    opacity: 0;
    transition: var(--transition-bounce);
}

.success-message.show {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-green);
    color: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1rem;
}

.success-message p {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    letter-spacing: 1px;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .main-nav {
        padding: 1rem 1.5rem;
    }
    
    .nav-center {
        display: none;
    }
    
    .nav-links {
        gap: 0.5rem;
    }
    
    .nav-link {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .company-name {
        font-size: 2rem;
    }
    
    .text-accent {
        font-size: 1rem;
        letter-spacing: 6px;
    }
    
    .tagline {
        font-size: 1rem;
    }
    
    .hero-logo {
        width: 120px;
    }
    
    .product-card {
        padding: 2rem;
    }
    
    .product-name {
        font-size: 1.8rem;
    }
    
    .modal-container {
        padding: 2rem;
        margin: 1rem;
    }
}

@media (max-width: 480px) {
    .company-name {
        font-size: 1.5rem;
        letter-spacing: 4px;
    }
    
    .text-accent {
        font-size: 0.8rem;
        letter-spacing: 4px;
    }
    
    .explore-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}