/* CSS VARIABLES */
:root {
    /* Light Mode Colors */
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --text-primary: #333333;
    --text-secondary: #666666;
    --accent-color: #3a86ff;
    --accent-color-hover: #2563eb;
    --border-color: #e5e7eb;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    --form-bg: #ffffff;
    
    /* Typography */
    --font-family: 'Outfit', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    /* Transitions */
    --transition-speed: 0.3s;
}

/* Dark Mode Colors */
[data-theme="dark"] {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --text-primary: #f8f9fa;
    --text-secondary: #ced4da;
    --accent-color: #60a5fa;
    --accent-color-hover: #3b82f6;
    --border-color: #4b5563;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --form-bg: #2d2d2d;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

section {
    padding: var(--space-lg) var(--space-md);
    min-height: 50vh;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    font-weight: 700;
}

p {
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--accent-color-hover);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 4px;
    background-color: var(--accent-color);
    bottom: -10px;
    left: 0;
    border-radius: 2px;
}

/* Button Styles */
.btn {
    position: relative;
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    background-color: transparent;
    z-index: 1;
    overflow: hidden;
    color: white;
}

/* Reset all transitions first */
.btn, .btn:before, .btn:after, .btn * {
    transition: none !important;
}

/* Primary button base */
.btn-primary {
    background-color: var(--accent-color);
    color: white;
    will-change: transform;
    transform: translateZ(0);
}

/* Primary button hover state */
.btn-primary:hover:not(:disabled), 
.btn-primary:focus:not(:disabled) {
    background-color: var(--accent-color-hover);
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Disable button styles */
.btn:disabled {
    background-color: #cccccc;
    color: #666666;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.7;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-outline:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 0;
    background-color: var(--bg-secondary);
    box-shadow: var(--card-shadow);
    z-index: 1000;
    transition: all var(--transition-speed);
}

.header-scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: var(--space-md);
}

.nav-links a {
    color: var(--text-primary);
    position: relative;
    font-weight: 500;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    bottom: -5px;
    left: 0;
    transition: width var(--transition-speed);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Theme Toggle */
.theme-toggle {
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.2rem;
    transition: transform 0.3s;
}

.theme-toggle:hover {
    transform: rotate(30deg);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    z-index: 1001;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--space-xl);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.hero-content {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s forwards 0.5s;
}

.hero-name {
    font-size: 4rem;
    margin-bottom: var(--space-xs);
    line-height: 1.1;
}

.hero-tagline {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.hero-img {
    position: relative;
    opacity: 0;
    transform: translateX(20px);
    animation: fadeInRight 1s forwards 0.8s;
}

.hero-img img {
    width: auto;
    height: 500px;
    max-width: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    margin: 0 auto;
    transition: transform 0.5s;
    border-radius: 10px;
}

.hero-img:hover img {
    transform: scale(1.05);
}

.hero-shape {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-color: var(--accent-color);
    opacity: 0.05;
    clip-path: polygon(20% 0%, 100% 0%, 100% 100%, 0% 100%);
    z-index: -1;
}

/* About Section */
.about {
    position: relative;
    background-color: var(--bg-secondary);
    padding-top: var(--space-lg);
}

.about-wrapper {
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

/* Carousel styles */
.about-carousel {
    border-radius: 10px;
    overflow: hidden;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.8s;
}

.about-carousel.animate {
    opacity: 1;
    transform: translateX(0);
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide img {
    max-width: 100%;
    max-height: 450px; /* Maximum height restriction */
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: 10px; /* Rounded corners */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25); /* More prominent shadow */
}

.carousel-slide.active {
    opacity: 1;
}

.about-text-container {
    position: relative;
}

.about-title {
    margin-bottom: var(--space-sm);
    text-align: left;
}

.about-text {
    background-color: var(--bg-primary);
    border-radius: 10px;
    padding: var(--space-md);
    box-shadow: var(--card-shadow);
    text-align: left;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.8s;
}

.about-text.animate {
    opacity: 1;
    transform: translateX(0);
}

.about-details {
    margin-top: var(--space-md);
}

.about-item {
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.about-item i {
    color: var(--accent-color);
    margin-right: var(--space-xs);
    margin-left: 0;
    font-size: 1.2rem;
}

/* Contact Section */
.contact {
    position: relative;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.contact-info {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s;
}

.contact-info.animate {
    opacity: 1;
    transform: translateY(0);
}

.contact-item {
    margin-bottom: var(--space-md);
    display: flex;
    align-items: flex-start;
}

.contact-item i {
    color: var(--accent-color);
    margin-right: var(--space-sm);
    font-size: 1.5rem;
    padding-top: 5px;
}

.contact-item-content h4 {
    margin-bottom: 5px;
}

.social-section {
    margin-top: var(--space-md);
}

.social-section h4 {
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: white;
    font-size: 1.2rem;
    transition: all var(--transition-speed);
}

.social-links a:hover {
    transform: translateY(-5px);
    background-color: var(--accent-color-hover);
}

/* Form styles */
.form-group {
    margin-bottom: var(--space-md);
}

.form-control {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background-color: transparent;
    color: var(--text-primary);
    font-family: var(--font-family);
    transition: border-color var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
}

textarea.form-control {
    min-height: 90px;
    resize: vertical;
}

.form-note {
    margin-top: -10px;
    margin-bottom: 15px;
    color: var(--text-secondary);
    font-style: italic;
}

/* CV in About Section */
.cv-note {
    margin-top: var(--space-md);
    border-top: 1px solid var(--border-color);
    padding-top: var(--space-sm);
    text-align: left;
}

.btn-text {
    background: none;
    border: none;
    color: var(--accent-color);
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    font-size: 1rem;
    text-decoration: underline;
}

.btn-text:hover {
    color: var(--accent-color-hover);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: block;
    opacity: 1;
}

/* Modal Content Styles */
.modal-content {
    background-color: var(--bg-secondary);
    margin: 10% auto;
    padding: var(--space-md);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    position: relative;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    z-index: 5;
    overflow: visible;
}

.modal.show .modal-content {
    transform: translateY(0);
}

.close-modal, .close-success-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-secondary);
    cursor: pointer;
}

.close-modal:hover, .close-success-modal:hover {
    color: var(--accent-color);
}

.modal h3 {
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.success-container {
    text-align: center;
    padding: var(--space-md) 0;
}

.success-icon {
    font-size: 3rem;
    color: #10b981;
    margin-bottom: var(--space-sm);
}

.cv-btn {
    color: var(--accent-color);
    font-weight: 600;
    text-decoration: underline;
}

.success-message {
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 5px;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scroll to top button */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-speed);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.scroll-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--accent-color-hover);
    transform: translateY(-5px);
}

/* Footer styles */
footer {
    background-color: var(--bg-secondary);
    padding: var(--space-md) 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

footer a {
    color: var(--accent-color);
    text-decoration: none;
    margin-left: 10px;
}

footer a:hover {
    text-decoration: underline;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Responsive Styles */
@media (max-width: 992px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-name {
        font-size: 3rem;
    }
    
    .hero-container,
    .contact-container,
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .hero-img {
        margin-top: var(--space-md);
        order: -1;
    }
    
    .about-text-container {
        order: 2;
    }
    
    .about-carousel {
        order: 1;
        margin-bottom: var(--space-md);
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-speed);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: var(--space-md) 0;
    }
    
    .hero-name {
        font-size: 2.5rem;
    }
    
    .hero-tagline {
        font-size: 1.2rem;
    }
    
    .section-title::after {
        width: 30%;
    }
    
    .about-title {
        text-align: center;
    }
    
    .about-text {
        text-align: center;
        padding: var(--space-sm);
    }
    
    .about-item {
        justify-content: center;
    }
    
    .cv-note {
        text-align: center;
    }
}

@media (max-width: 576px) {
    :root {
        --space-md: 1.5rem;
        --space-lg: 3rem;
        --space-xl: 4rem;
    }
    
    .hero-name {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .hero-cta .btn {
        width: 100%;
        text-align: center;
    }
    
    .scroll-top {
        width: 40px;
        height: 40px;
        bottom: 20px;
        right: 20px;
    }
}