/* Custom CSS for my Portfolio */

/* Root Variables */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

/* Snowflakes Animation */
#snowflakes-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    display: none; /* Initially hidden, will be shown by JavaScript in December */
}

.snowflake {
    position: absolute;
    color: #fff;
    font-size: 1em;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.7);
    animation: fall linear forwards;
    pointer-events: none;
}

@keyframes fall {
    to {
        transform: translateY(100vh);
    }
}

/* Navigation Styles */
.navbar {
    background: rgba(0, 0, 0, 0.9) !important;
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* Offcanvas (Mobile Sidebar) */
.offcanvas {
    /* Slightly wider than half-screen for better room */
    --bs-offcanvas-width: 55vw;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(12px);
    color: #ffffff;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.offcanvas .offcanvas-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.offcanvas .offcanvas-title {
    color: var(--primary-color);
}

.offcanvas .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
}

.offcanvas .nav-link:hover {
    color: var(--primary-color) !important;
}

.offcanvas .theme-label {
    color: #ffffff;
}

/* Dark theme variant for offcanvas */
.dark-theme .offcanvas {
    background: rgba(26, 26, 26, 0.95);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
}

/* Softer backdrop so content is still slightly visible */
.offcanvas-backdrop {
    --bs-backdrop-opacity: 0.35;
}

/* Shorter offcanvas height on mobile (expose top/bottom for click-away) */
@media (max-width: 991.98px) {
    .offcanvas {
        top: 15vh;
        bottom: 15vh;
        height: auto;
        border-top-right-radius: 12px;
        border-bottom-right-radius: 12px;
        box-shadow: 8px 0 24px rgba(0, 0, 0, 0.4);
    }
}

/* Hero Section */
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('background.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* Account for fixed navbar */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1), rgba(0, 0, 0, 0.3));
}

.hero-content {
    z-index: 2;
    position: relative;
}

.hero-profile-img {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border: 5px solid var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 123, 255, 0.3);
    transition: all 0.3s ease;
}

.hero-profile-img:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 123, 255, 0.4);
}

.hero-buttons .btn {
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.hero-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.animate-bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -10px, 0);
    }
    70% {
        transform: translate3d(0, -5px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

/* Section Styles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    margin: 0 auto 2rem;
    border-radius: 2px;
}

/* About Section */
.about-content h3 {
    color: var(--primary-color);
    font-weight: 600;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 15px;
    transition: all 0.3s ease;
}

.about-image:hover img {
    transform: scale(1.02);
}

.floating-card {
    position: absolute;
    top: 20px;
    right: 20px;
    background: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 200px;
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.floating-card h5 {
    color: var(--dark-color);
    margin-bottom: 5px;
    font-size: 1rem;
}

.floating-card p {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 0;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Counter Styles */
.counter {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.counter-label {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 0;
}

/* Skills Section */
.skill-item {
    margin-bottom: 2rem;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.skill-header h5 {
    margin-bottom: 0;
    color: var(--dark-color);
    font-weight: 600;
}

/* Skill Labels */
.skill-label {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.skill-label.proficient {
    background: rgba(40, 167, 69, 0.15);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.skill-label.learning {
    background: rgba(0, 123, 255, 0.15);
    color: #007bff;
    border: 1px solid rgba(0, 123, 255, 0.3);
}

.skill-label.exploring {
    background: rgba(255, 193, 7, 0.15);
    color: #d39e00;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

/* Dark theme skill labels */
.dark-theme .skill-label.proficient {
    background: rgba(40, 167, 69, 0.25);
    color: #5dd879;
}

.dark-theme .skill-label.learning {
    background: rgba(0, 123, 255, 0.25);
    color: #6cb2ff;
}

.dark-theme .skill-label.exploring {
    background: rgba(255, 193, 7, 0.25);
    color: #ffc107;
}

.progress {
    height: 10px;
    border-radius: 5px;
    background-color: #e9ecef;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    border-radius: 5px;
    transition: width 2s ease;
    width: 0;
}

/* Interest Cards */
.interest-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.interest-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.interest-card i {
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.interest-card:hover i {
    transform: scale(1.1);
    color: var(--info-color);
}

.interest-card h5 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 0;
}

/* Gallery Section */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: all 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.8), rgba(23, 162, 184, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-content {
    text-align: center;
    color: white;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-content {
    transform: translateY(0);
}

.gallery-content h5 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.gallery-content p {
    margin-bottom: 0;
    opacity: 0.9;
}

/* Contact Section */
.contact-info {
    padding: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    color: var(--primary-color);
    min-width: 60px;
}

.contact-details h5 {
    color: white;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contact-form .form-control {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: 10px;
    padding: 12px 15px;
}

.contact-form .form-control:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    color: white;
}

.contact-form .form-control::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

/* Floating WhatsApp Button */
.floating-whatsapp {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    animation: pulse 2s infinite;
}

.floating-whatsapp a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
}

.floating-whatsapp a:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    color: white;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 60px;
    left: 20px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--info-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

/* Social Links */
.social-links a {
    display: inline-block;
    transition: all 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-3px);
    color: var(--primary-color) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding-top: 100px; /* Increased padding for mobile navbar */
    }
    
    .hero-profile-img {
        width: 250px;
        height: 250px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons .btn {
        margin-bottom: 1rem;
        display: block;
        width: 100%;
    }
    
    .floating-card {
        position: static;
        margin-top: 2rem;
        max-width: 100%;
    }
    
    .gallery-item img {
        height: 250px;
    }
    
    .contact-form {
        margin-top: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content h2 {
        font-size: 1.5rem;
    }
    
    .hero-profile-img {
        width: 200px;
        height: 200px;
    }
    
    .counter {
        font-size: 2rem;
    }
    
    .floating-whatsapp {
        bottom: 15px;
        right: 15px;
    }
    
    .floating-whatsapp a {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--info-color), var(--primary-color));
}

/* Theme Toggle in Navigation */
.theme-toggle-container {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    margin-left: 15px;
}

.theme-toggle-container:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.theme-toggle {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    transform: scale(1.1);
    background: var(--info-color);
}

.theme-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    white-space: nowrap;
    user-select: none;
}

/* Utility Classes */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

/* Button Hover Effects */
.btn-primary:hover {
    background: linear-gradient(135deg, var(--info-color), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, #34ce57, var(--success-color));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(40, 167, 69, 0.3);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}