/* --- GLOBAL STYLES & VARIABLES --- */
:root {
    --primary-dark: #0D1117;
    --secondary-dark: #161B22;
    --primary-accent: #00F0FF; /* The electric cyan */
    --text-primary: #E6EDF3;
    --text-secondary: #8B949E;
    --border-color: #30363D;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3 {
    font-weight: 700;
    color: var(--text-primary);
}

p {
    line-height: 1.7;
    color: var(--text-secondary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: 1px;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
    margin-top: 2.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-accent);
}

/* --- HERO SECTION - 50/50 SPLIT --- */
.hero-section {
    height: 100vh;
    display: flex;
    width: 100%;
}

.hero-content {
    width: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 4rem;
    background-color: var(--primary-dark);
}

.hero-image-pane {
    width: 50%;
    background: url('../images/hero-background.jpg') no-repeat center center;
    background-size: cover;
}

.hero-text-container {
    max-width: 550px;
    animation: fadeIn 1.5s ease-in-out;
}

.hero-title {
    font-size: 5rem;
    font-weight: 900;
    letter-spacing: 0.8rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-subtitle span {
    color: var(--primary-accent);
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    color: var(--text-secondary);
}

/* --- BUTTONS --- */
.btn {
    display: inline-block;
    padding: 14px 35px;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--primary-accent);
    color: var(--primary-dark);
    border-color: var(--primary-accent);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-accent);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
}

/* NEW SECONDARY BUTTON STYLE */
.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--primary-accent);
    color: var(--primary-dark);
    border-color: var(--primary-accent);
}

/* --- CONTENT WRAPPER & TIMELINE --- */
.content-wrapper {
    position: relative;
    padding: 0 2rem;
}

.timeline-line {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(transparent, var(--primary-accent), transparent);
    z-index: -1;
}

.timeline-dot {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background-color: var(--primary-dark);
    border: 3px solid var(--primary-accent);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--primary-accent);
}

/* --- PAGE SECTIONS --- */
.page-section {
    padding: 6rem 0;
    position: relative;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.page-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.section-content-split {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.section-content-split > div {
    flex: 1;
}

/* UPDATED IMAGE CONTENT STYLES */
#intro .image-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#intro .image-content img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* NEW BUTTONS CONTAINER STYLE */
.section-buttons {
    margin-top: 2.5rem;
    display: flex;
    gap: 1rem;
}

#contact .section-content-split {
    flex-direction: row-reverse;
}

/* --- FEATURES GRID --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background-color: var(--secondary-dark);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.2);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-accent);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

/* --- CONTACT FORM & DETAILS --- */
.contact-details p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.contact-info i {
    color: var(--primary-accent);
    font-size: 1.2rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

form input, form textarea {
    width: 100%;
    padding: 1rem;
    background-color: var(--secondary-dark);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
}

form input:focus, form textarea:focus {
    outline: none;
    border-color: var(--primary-accent);
}

/* --- FOOTER --- */
.footer {
    background-color: var(--secondary-dark);
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.social-links {
    margin-bottom: 1rem;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    margin: 0 1rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-accent);
}

/* --- ANIMATIONS --- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 900px) {
    .hero-section {
        flex-direction: column;
    }

    .hero-content, .hero-image-pane {
        width: 100%;
    }

    .hero-content { 
        height: 60%; 
        text-align: center; 
    }
    
    .hero-image-pane { 
        height: 40%; 
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 3rem;
    }

    .section-content-split {
        flex-direction: column !important;
    }
    
    .timeline-line, .timeline-dot {
        left: 2rem;
    }
}

#form-status {
    margin-top: 1rem;
    font-weight: 600;
    min-height: 1.5em;
}