/* DEFAULT (DARK/ORANGE MODE) VARIABLES */
:root {
    --bg-color: #0b0c10;
    --surface-color: #1a1c23;
    --text-main: #f0f0f0;
    --text-muted: #8892b0;
    --accent-color: #ff5722;
    --accent-hover: #e64a19;
    --border-color: #2d313f;
    --glass-bg: rgba(11, 12, 16, 0.35);
    --glass-border: rgba(255, 255, 255, 0.05);
}

/* LIGHT MODE VARIABLES */
body.light-mode {
    --bg-color: #f4f5f7;
    --surface-color: #ffffff;
    --text-main: #121212;
    --text-muted: #5a6072;
    --border-color: #d1d5db;
    --glass-bg: rgba(255, 255, 255, 0.45);
    --glass-border: rgba(0, 0, 0, 0.1);
}

/* SECRET BLUE THEME VARIABLES (DARK) */
body.blue-theme {
    --bg-color: #040814; 
    --surface-color: #0a1128;
    --text-main: #f0f0f0;
    --text-muted: #8892b0;
    --accent-color: #00a8ff;
    --accent-hover: #008fcc;
    --border-color: #1a2942;
    --glass-bg: rgba(4, 8, 20, 0.45);
    --glass-border: rgba(0, 168, 255, 0.15); 
}

/* SECRET BLUE THEME VARIABLES (LIGHT) */
body.blue-theme.light-mode {
    --bg-color: #eef4f8; 
    --surface-color: #ffffff;
    --text-main: #0a1128;
    --text-muted: #5c6b89;
    --accent-color: #008fcc; 
    --accent-hover: #00a8ff;
    --border-color: #c9d8eb;
    --glass-bg: rgba(255, 255, 255, 0.55);
    --glass-border: rgba(0, 168, 255, 0.25); 
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
    background-color: transparent;
}

body {
    background-color: transparent; 
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    transition: color 0.4s ease;
}

#global-3d-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: -1;
    background-color: var(--bg-color); 
    transition: background-color 0.4s ease;
}

#vfx-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
}

#page-transition-overlay {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--surface-color);
    z-index: 999999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: bottom 0.6s cubic-bezier(0.85, 0, 0.15, 1);
}

#page-transition-overlay.active {
    bottom: 0;
}

.transition-content {
    text-align: center;
    color: var(--accent-color);
    font-family: 'Inter', sans-serif;
}

.transition-content i {
    font-size: 3rem;
    margin-bottom: 15px;
    animation: pulse 1s infinite alternate;
}

.transition-content div {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.1); opacity: 1; }
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 5%;
    border-bottom: 1px solid var(--glass-border);
    background-color: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.logo:active {
    transform: scale(0.95);
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: cover;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.main-menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.main-menu a:not(.dropdown-content a) {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.main-menu a:not(.dropdown-content a):hover {
    color: var(--accent-color);
}

.utility-icons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hamburger-btn {
    display: none; 
}

.theme-btn {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s;
    padding: 5px;
}

.theme-btn:hover, .vfx-dropdown:hover .theme-btn {
    color: var(--accent-color);
}

.btn-primary, .btn-secondary, .btn-outline, .btn-gumroad {
    padding: 10px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
    border: none;
}

.btn-primary:hover {
    transform: scale(1.05);
    background-color: var(--accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--text-main);
}

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

.btn-outline {
    border: 1px solid var(--border-color);
    padding: 8px 18px;
}

.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    top: 150%; 
    background-color: var(--surface-color);
    min-width: 190px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0px 10px 25px rgba(0,0,0,0.2);
    padding: 8px 0;
    z-index: 101;
    transform: translateY(15px);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), background-color 0.4s ease;
}

.dropdown-content.right-align {
    right: 0;
}

.dropdown-content a {
    color: var(--text-main);
    padding: 12px 20px;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    transition: background-color 0.2s, color 0.2s;
}

.dropdown-content a.active-vfx {
    color: var(--accent-color);
    background-color: rgba(var(--accent-color), 0.05);
}

.dropdown-content a i {
    width: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: color 0.2s;
}

.dropdown-content a:hover {
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--accent-color);
}

.dropdown-content a:hover i {
    color: var(--accent-color);
}

.nav-dropdown:hover .dropdown-content {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    top: 120%; 
}

.hero {
    position: relative;
    height: 85vh;
    min-height: 500px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 5%;
    overflow: hidden;
}

#hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 12, 16, 0.45);
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1, .hero h2 {
    color: #ffffff;
}

.tagline {
    color: #d1d1d1;
    letter-spacing: 3px;
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.hero h1 {
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 800;
    line-height: 1;
    margin-bottom: 10px;
    letter-spacing: 2px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.hero h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 300;
    margin-bottom: 30px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-buttons .btn-secondary {
    color: #fff;
    border-color: #fff;
}
.hero-buttons .btn-secondary:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.section {
    padding: 70px 5%;
}

.section-title {
    font-size: 1rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    margin-bottom: 35px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.portfolio-glass-wrapper {
    background-color: rgba(18, 18, 24, 0.12);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
    transition: background-color 0.4s ease, border-color 0.4s ease;
    position: relative;
}

.portfolio-glass-wrapper .section-title {
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    margin-bottom: 30px;
    padding-bottom: 15px;
}

.featured-project {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
    align-items: center;
}

.project-popup-btn-container {
    margin-top: 30px;
    text-align: center;
    opacity: 0;
    transform: translateY(50px) scale(0.85);
    visibility: hidden;
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                visibility 0.6s ease-out;
}

.project-popup-btn-container.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    visibility: visible;
}

.project-popup-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}

.glass-card {
    position: relative;
    z-index: 2;
    background: rgba(25, 25, 35, 0.08);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 25px;
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

.carousel-container {
    position: relative;
    height: 300px;
    overflow: hidden;
    padding: 0 !important;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.carousel-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    box-sizing: border-box;
    border-radius: 16px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 25px;
    text-decoration: none;
    flex-shrink: 0;
}

.slide-content h5 {
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 8px;
    text-shadow: 0 2px 5px rgba(0,0,0,0.8);
    text-decoration: none;
}

.watch-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--accent-color);
    color: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, background-color 0.3s ease;
}

.carousel-slide:hover .watch-badge {
    transform: scale(1.05);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border: none;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

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

.prev-btn { left: 12px; }
.next-btn { right: 12px; }

.carousel-dots {
    position: absolute;
    bottom: 12px;
    right: 20px;
    display: flex;
    gap: 6px;
    z-index: 10;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: background 0.3s;
}

.dot.active {
    background: var(--accent-color);
    width: 18px;
    border-radius: 4px;
}

.store-controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.search-bar {
    position: relative;
    max-width: 400px;
    width: 100%;
}

.search-bar i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-bar input {
    width: 100%;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 12px 15px 12px 40px;
    border-radius: 30px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s, background-color 0.4s ease, color 0.4s ease;
}

.search-bar input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px rgba(var(--accent-color), 0.3);
}

.filter-container {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

@media (min-width: 1024px) {
    .store-controls {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.filter-btn {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active, .filter-btn:hover {
    color: var(--text-main);
    border-color: var(--accent-color);
    background-color: rgba(128, 128, 128, 0.1);
}

.store-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
}

@keyframes cardEntrance {
    0% { opacity: 0; transform: translateY(20px) scale(0.95); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

.store-card {
    background-color: var(--surface-color);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    animation: cardEntrance 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s, box-shadow 0.4s, opacity 0.4s ease, visibility 0.4s ease, background-color 0.4s ease;
    position: relative; 
}

.store-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    transition: all 0.75s ease;
    z-index: 10;
    pointer-events: none; 
}

body.light-mode .store-card::after {
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0) 100%);
}

.store-card.hide {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
    display: none;
}

.store-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--accent-color);
    box-shadow: 0 15px 30px rgba(128, 128, 128, 0.15), inset 0 0 15px rgba(128, 128, 128, 0.05);
}

.store-card:hover::after {
    left: 150%; 
}

.store-card .card-img img,
.store-card .card-img {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.store-card:hover .card-img img {
    transform: scale(1.08);
    filter: brightness(1.1);
}

.card-img {
    height: 170px;
    background-color: rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    overflow: hidden;
}

.card-details {
    padding: 18px;
    position: relative;
}

.badge {
    position: absolute;
    top: -150px;
    left: 10px;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 800;
    z-index: 5;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.store-card:hover .badge {
    transform: scale(1.12) rotate(-3deg);
}

.badge.free { background-color: #4CAF50; color: white; }
.badge.paid { background-color: #333; color: white; }

.card-details h5 {
    font-size: 1rem;
    margin-bottom: 5px;
    transition: color 0.3s ease;
}

.store-card:hover .card-details h5 {
    color: var(--accent-color);
}

.format {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 15px;
}

.btn-gumroad {
    background-color: var(--accent-color);
    color: white;
    width: 100%;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.store-card:hover .btn-gumroad {
    background-color: var(--accent-hover);
    transform: scale(1.02);
    box-shadow: 0 6px 12px rgba(128, 128, 128, 0.2);
}

.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    justify-content: center;
    align-items: center;
    overflow: auto;
    padding: 20px;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
}

.placeholder-large {
    background-color: var(--surface-color);
    border: 1px dashed var(--accent-color);
    padding: 40px 20px;
    border-radius: 10px;
    text-align: center;
}

.close-lightbox {
    position: absolute;
    top: 25px;
    right: 35px;
    color: #fff;
    font-size: 35px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close-lightbox:hover {
    color: var(--accent-color);
}

.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.tools-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.tools-grid span {
    background-color: var(--surface-color);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    transition: background-color 0.3s, color 0.3s, border-color 0.4s ease;
}

.tools-grid span:hover {
    background-color: var(--accent-color);
    color: #fff;
}

/* AI CHATBOT WIDGET STYLING (ULTRA-TRANSPARENT GLASS) */
#ai-chat-widget {
    position: fixed;
    bottom: 30px;
    right: 110px;
    z-index: 99998;
    font-family: 'Inter', sans-serif;
}

#chat-toggle-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: #ffffff;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color 0.3s ease;
}

#chat-toggle-btn:hover {
    transform: scale(1.1);
    background-color: var(--accent-hover);
}

#chat-window {
    position: absolute;
    bottom: 75px;
    right: 0;
    width: 340px;
    height: 480px;
    background: rgba(18, 18, 24, 0.15);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
}

#chat-window.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.chat-header {
    padding: 15px 20px;
    background-color: rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-title-area {
    display: flex;
    align-items: center;
    gap: 8px;
}

.chat-status-dot {
    width: 8px;
    height: 8px;
    background-color: #4CAF50;
    border-radius: 50%;
    box-shadow: 0 0 8px #4CAF50;
}

.chat-header h4 {
    font-size: 0.95rem;
    color: var(--text-main);
    letter-spacing: 1px;
}

#chat-close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    cursor: pointer;
    transition: color 0.3s;
}

#chat-close-btn:hover {
    color: var(--accent-color);
}

.chat-messages-body {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-message {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.85rem;
    line-height: 1.4;
    word-wrap: break-word;
}

.chat-message.bot-msg {
    background-color: rgba(26, 28, 35, 0.35);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-main);
    align-self: flex-start;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.chat-message.user-msg {
    background-color: var(--accent-color);
    color: #ffffff;
    align-self: flex-end;
}

.chat-input-area {
    padding: 12px 15px;
    background-color: rgba(0, 0, 0, 0.15);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    gap: 10px;
}

#chat-user-input {
    flex: 1;
    background-color: rgba(26, 28, 35, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.3s;
}

#chat-user-input:focus {
    border-color: var(--accent-color);
}

#chat-send-btn {
    background-color: var(--accent-color);
    color: #ffffff;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s, transform 0.2s;
}

#chat-send-btn:hover {
    background-color: var(--accent-hover);
    transform: scale(1.05);
}

footer {
    text-align: center;
    padding: 50px 5%;
    border-top: 1px solid var(--glass-border);
    background-color: rgba(11, 12, 16, 0.10);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

body.light-mode footer {
    background-color: rgba(255, 255, 255, 0.15);
}

footer h3 {
    color: var(--text-main);
    margin-bottom: 12px;
    letter-spacing: 2px;
    font-size: 1.1rem;
}

.contact-email {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s;
}

.contact-email:hover {
    color: var(--text-main);
}

.social-links {
    margin: 20px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap; 
    gap: 20px;
}

.social-links a:not(.bmc-btn) {
    color: var(--text-muted);
    font-size: 1.8rem;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:not(.bmc-btn):hover {
    color: var(--accent-color);
    transform: translateY(-4px);
}

.bmc-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--accent-color);
    color: #fff !important;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 8px 18px;
    border-radius: 30px;
    text-decoration: none;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.bmc-btn i {
    font-size: 1.1rem;
}

.bmc-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-4px);
}

.copyright {
    margin-top: 15px;
}

.gumroad-secure {
    font-size: 0.7rem;
    margin-top: 4px;
    color: var(--accent-color);
}

@media (max-width: 900px) {
    .portfolio-glass-wrapper { padding: 25px; }
    .featured-project { grid-template-columns: 1fr; gap: 25px; }
    .about-section { grid-template-columns: 1fr; gap: 20px; }
    nav { padding: 15px 4%; }
    .logo { font-size: 1.05rem; }
    .logo-img { height: 40px; }
}

@media (max-width: 768px) {
    .hamburger-btn { display: block; }
    .main-menu {
        position: absolute;
        top: 100%;
        right: 5%;
        background-color: var(--surface-color);
        border: 1px solid var(--border-color);
        border-radius: 12px;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        width: 220px;
        box-shadow: 0 10px 25px rgba(0,0,0,0.5);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all 0.3s ease;
    }
    .main-menu.active { opacity: 1; visibility: visible; transform: translateY(0); }
    .main-menu a:not(.dropdown-content a) { margin: 15px 0; font-size: 1.05rem; }
    .main-menu .nav-dropdown { margin: 15px 0 0 0; width: 100%; }
    .main-menu .dropdown-content {
        position: static; box-shadow: none; border: none; padding-top: 10px;
        background-color: transparent; transform: none !important; visibility: hidden; opacity: 0; display: none; 
    }
    .main-menu .nav-dropdown:hover .dropdown-content,
    .main-menu .nav-dropdown:focus-within .dropdown-content { visibility: visible; opacity: 1; display: block; }
    nav { padding: 12px 4%; }
    .logo span { display: none; }
    .theme-btn, .nav-dropdown { margin-left: 8px; }
    .hero { height: 70vh; min-height: 420px; padding: 0 4%; }
    .hero h1 { font-size: 2.5rem; }
    .hero h2 { font-size: 1.2rem; margin-bottom: 20px; }
    .hero-buttons { gap: 10px; }
    .btn-primary, .btn-secondary { padding: 8px 16px; font-size: 0.8rem; }
    .section { padding: 50px 4%; }
    .portfolio-glass-wrapper { padding: 15px; }
    .carousel-container { height: 220px; }
    .store-grid { grid-template-columns: 1fr; }
    .filter-container { gap: 6px; }
    .filter-btn { padding: 6px 12px; font-size: 0.75rem; }
    .utility-icons .dropdown-content { right: 0; left: auto; min-width: 160px; }
    #ai-chat-widget { right: 20px; bottom: 95px; }
    #chat-window { width: 85vw; right: -20px; height: 400px; }
}