/* ==========================================================================
   GLOBAL THEME CONFIGURATION & CORE VARIABLES
   ========================================================================== */
:root {
    /* Color Palette Matrix */
    --color-bg-pure: #000000;
    --color-bg-dark: #0a0a0a;
    --color-bg-card: rgba(18, 18, 18, 0.7);
    --color-gold-base: #D4AF37;
    --color-gold-bright: #F3E5AB;
    --color-gold-glow: rgba(212, 175, 55, 0.25);
    --color-text-white: #ffffff;
    --color-text-muted: #aaaaaa;
    
    /* Neon Glow Ambient Vectors */
    --glow-blue: rgba(0, 102, 204, 0.15);
    --glow-purple: rgba(102, 0, 153, 0.15);
    --glow-gold: rgba(212, 175, 55, 0.1);

    /* Fonts Stack Definitions */
    --font-heading: 'Bebas Neue', sans-serif;
    --font-subheading: 'Montserrat', sans-serif;
    --font-body: 'Poppins', sans-serif;
    
    --transition-premium: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--color-bg-pure);
    color: var(--color-text-white);
    font-family: var(--font-body);
    overflow-x: hidden;
}

body {
    background-color: var(--color-bg-pure);
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.text-center {
    text-align: center;
}

/* Shared Typography Blocks */
.section-header {
    margin-bottom: 60px;
}

.section-tag {
    font-family: var(--font-subheading);
    color: var(--color-gold-base);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: linear-gradient(135deg, #ffffff 30%, var(--color-gold-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glassmorphism Structural Layer */
.glass-panel {
    background: var(--color-bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: 12px;
}

/* ==========================================================================
   8. LOADING SCREEN UI SYSTEM
   ========================================================================== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg-pure);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s cubic-bezier(0.25, 0.8, 0.25, 1), visibility 0.6s;
}

.preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.preloader__content {
    text-align: center;
    width: 300px;
}

.preloader__title {
    font-family: var(--font-heading);
    font-size: 4rem;
    letter-spacing: 6px;
    color: var(--color-text-white);
    margin-bottom: 15px;
}

.preloader__bar {
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 15px;
}

.preloader__progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-gold-base), var(--color-gold-bright));
    box-shadow: 0 0 10px var(--color-gold-base);
    animation: loadProgress 2.5s cubic-bezier(0.1, 0.8, 0.1, 1) forwards;
}

.preloader__subtitle {
    font-family: var(--font-subheading);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--color-gold-base);
}

@keyframes loadProgress {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ==========================================================================
   NAVIGATION DESIGNS (GLASSMORPHISM & ACCENTS)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: var(--transition-premium);
    padding: 25px 0;
}

.navbar.scrolled {
    padding: 15px 0;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.navbar__container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
}

.navbar__logo {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    letter-spacing: 3px;
    color: var(--color-text-white);
    text-decoration: none;
    transition: var(--transition-premium);
}

.navbar__logo:hover {
    color: var(--color-gold-base);
    text-shadow: 0 0 12px var(--color-gold-glow);
}

.navbar__menu {
    display: flex;
    gap: 30px;
}

.navbar__link {
    font-family: var(--font-subheading);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1.5px;
    position: relative;
    padding: 5px 0;
    transition: var(--transition-premium);
}

.navbar__link:hover, .navbar__link.active {
    color: var(--color-text-white);
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--color-gold-base);
    transition: var(--transition-premium);
}

.navbar__link:hover::after, .navbar__link.active::after {
    width: 100%;
}

.navbar__btn {
    font-family: var(--font-subheading);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-bg-pure);
    background: var(--color-gold-base);
    padding: 10px 24px;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
    transition: var(--transition-premium);
}

.navbar__btn:hover {
    background: var(--color-gold-bright);
    box-shadow: 0 6px 22px var(--color-gold-glow);
    transform: translateY(-2px);
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.navbar__toggle span {
    width: 28px;
    height: 2px;
    background-color: var(--color-text-white);
    transition: var(--transition-premium);
}

/* ==========================================================================
   HERO PORTAL ARCHITECTURE
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background-color: var(--color-bg-pure);
    overflow: hidden;
}

.hero__bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.95) 100%);
    z-index: 2;
}

.hero__ambient-glow {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80vw;
    height: 80vh;
    background: radial-gradient(circle, var(--glow-gold) 0%, var(--glow-purple) 40%, var(--glow-blue) 70%, transparent 100%);
    z-index: 1;
    pointer-events: none;
    filter: blur(60px);
}

.hero__container {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 40px;
}

.hero__content {
    opacity: 0;
    transform: translateY(30px);
    animation: heroEntrance 1s ease-out 0.5s forwards;
}

@keyframes heroEntrance {
    to { opacity: 1; transform: translateY(0); }
}

.hero__subtitle {
    font-family: var(--font-subheading);
    color: var(--color-gold-base);
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 15px;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: 6.5rem;
    line-height: 0.95;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 40%, var(--color-gold-base) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero__tagline {
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    max-width: 520px;
}

.hero__actions {
    display: flex;
    gap: 20px;
}

/* Button Global Archetype */
.btn {
    display: inline-block;
    font-family: var(--font-subheading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 16px 36px;
    border-radius: 4px;
    text-decoration: none;
    transition: var(--transition-premium);
    cursor: pointer;
}

.btn--primary {
    background: var(--color-gold-base);
    color: var(--color-bg-pure);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.btn--primary:hover {
    background: var(--color-gold-bright);
    box-shadow: 0 6px 30px var(--color-gold-glow);
    transform: translateY(-3px);
}

.btn--secondary {
    background: transparent;
    color: var(--color-text-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-gold-base);
    color: var(--color-gold-base);
    transform: translateY(-3px);
}

.hero__image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    opacity: 0;
    transform: scale(0.95);
    animation: heroEntrance 1.2s ease-out 0.8s forwards;
}

.hero__image-glow {
    position: absolute;
    width: 110%;
    height: 110%;
    background: radial-gradient(var(--color-gold-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 1;
}

.hero__img {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 420px;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}

/* 10. Scroll Down Indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--color-text-muted);
    transition: var(--transition-premium);
}

.hero__scroll-indicator:hover {
    color: var(--color-gold-base);
}

.scroll-text {
    font-family: var(--font-subheading);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.scroll-mouse {
    width: 22px;
    height: 36px;
    border: 2px solid currentColor;
    border-radius: 20px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background-color: currentColor;
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: wheelScroll 1.5s infinite;
}

@keyframes wheelScroll {
    0% { opacity: 1; top: 6px; }
    100% { opacity: 0; top: 18px; }
}

/* ==========================================================================
   3. ABOUT SECTION DESIGN LAYERS
   ========================================================================== */
.about__grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.about__img-block {
    position: relative;
}

.about__img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    position: relative;
    z-index: 2;
    box-shadow: 0 15px 35px rgba(0,0,0,0.7);
}

.about__img-border {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-gold-base);
    border-radius: 4px;
    z-index: 1;
    pointer-events: none;
}

.about__text-block .section-title {
    margin-bottom: 25px;
}

.about__desc {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

.about__quote {
    border-left: 3px solid var(--color-gold-base);
    padding-left: 24px;
    margin-top: 20px;
}

.ref-quote {
    color: rgba(212, 175, 55, 0.3);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.about__quote p {
    font-family: var(--font-subheading);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--color-text-white);
}

/* ==========================================================================
   MUSIC AUDIO PLAYER SYSTEMS
   ========================================================================== */
.music__card {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 40px;
    padding: 30px;
    max-width: 850px;
    margin: 0 auto;
}

.music__art-wrapper {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    aspect-ratio: 1;
}

.music__art {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-premium);
}

.music__card:hover .music__art {
    transform: scale(1.05);
}

.music__player-interface {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.music__info {
    margin-bottom: 30px;
}

.music__title {
    font-family: var(--font-subheading);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.music__artist {
    color: var(--color-gold-base);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Timeline Custom Elements */
.player__timeline-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.player__time {
    font-size: 0.8rem;
    font-family: var(--font-subheading);
    color: var(--color-text-muted);
    min-width: 35px;
}

.player__slider-container {
    flex-grow: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.player__slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    position: relative;
    z-index: 3;
}

.player__slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-gold-bright);
    box-shadow: 0 0 8px var(--color-gold-base);
    transition: transform 0.1s;
}

.player__slider::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

.player__progress-bar {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0%;
    height: 4px;
    background: var(--color-gold-base);
    border-radius: 2px;
    z-index: 2;
    pointer-events: none;
}

/* Player Button Controls Matrix */
.player__buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

.player__btn {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-premium);
}

.player__btn:hover, .player__btn.active {
    color: var(--color-gold-base);
}

.player__btn--main {
    width: 55px;
    height: 55px;
    background: var(--color-gold-base);
    color: var(--color-bg-pure);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

.player__btn--main:hover {
    background: var(--color-gold-bright);
    color: var(--color-bg-pure);
    transform: scale(1.05);
    box-shadow: 0 6px 20px var(--color-gold-glow);
}

/* ==========================================================================
   VIDEO DISPLAY SEGMENT
   ========================================================================== */
.video__wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 15px;
    aspect-ratio: 16/9;
}

.video__iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 6px;
    background-color: #000;
}

/* ==========================================================================
   OFFICIAL SOCIAL PLATFORMS GRID
   ========================================================================== */
.platforms__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.platform-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 35px 20px;
    background: rgba(15, 15, 15, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    text-decoration: none;
    color: var(--color-text-white);
    transition: var(--transition-premium);
}

.platform-card__icon {
    font-size: 2.2rem;
    color: var(--color-text-muted);
    margin-bottom: 20px;
    transition: var(--transition-premium);
}

.platform-card h4 {
    font-family: var(--font-subheading);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.platform-card span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hover Accent Color Anchors mapped to platform brands */
.platform-card:hover {
    transform: translateY(-8px);
    background: rgba(20, 20, 20, 0.8);
}

.platform-card.fb:hover { border-color: #1877F2; }
.platform-card.fb:hover .platform-card__icon { color: #1877F2; }

.platform-card.tt:hover { border-color: #FE2C55; }
.platform-card.tt:hover .platform-card__icon { color: #FE2C55; }

.platform-card.yt:hover { border-color: #FF0000; }
.platform-card.yt:hover .platform-card__icon { color: #FF0000; }

.platform-card.am:hover { border-color: #FFA500; }
.platform-card.am:hover .platform-card__icon { color: #FFA500; }

.platform-card.tw:hover { border-color: #1DA1F2; }
.platform-card.tw:hover .platform-card__icon { color: #1DA1F2; }

.platform-card.lt:hover { border-color: #39E09B; }
.platform-card.lt:hover .platform-card__icon { color: #39E09B; }

/* Special Golden State for current active Website Link */
.platform-card.ow.active-site {
    border-color: rgba(212, 175, 55, 0.4);
    background: linear-gradient(135deg, rgba(20,20,20,0.8) 0%, rgba(212,175,55,0.05) 100%);
}
.platform-card.ow.active-site .platform-card__icon {
    color: var(--color-gold-base);
}
.platform-card.ow.active-site:hover {
    border-color: var(--color-gold-base);
    box-shadow: 0 5px 20px var(--color-gold-glow);
}

/* ==========================================================================
   4. ARTIST GALLERY MATRIX
   ========================================================================== */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.gallery__item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.gallery__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-premium);
}

.gallery__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--color-gold-base);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-premium);
    z-index: 2;
}

.gallery__overlay i {
    color: var(--color-gold-base);
    font-size: 1.5rem;
    transform: scale(0.7);
    transition: var(--transition-premium);
}

.gallery__item:hover .gallery__img {
    transform: scale(1.08);
}

.gallery__item:hover .gallery__overlay {
    opacity: 1;
}

.gallery__item:hover .gallery__overlay i {
    transform: scale(1);
}

/* Lightbox Modal Elements */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-premium);
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox__content {
    max-width: 85%;
    max-height: 85%;
    object-fit: contain;
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 4px;
}

.lightbox__close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 3rem;
    cursor: pointer;
    transition: var(--transition-premium);
}

.lightbox__close:hover {
    color: var(--color-gold-base);
}

/* ==========================================================================
   CONTACT MANAGEMENT DESIGN LAYERS
   ========================================================================== */
.contact__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    display: block;
    text-align: center;
    padding: 45px 30px;
    text-decoration: none;
    color: var(--color-text-white);
    transition: var(--transition-premium);
}

.contact-card__icon {
    font-size: 2.5rem;
    color: var(--color-gold-base);
    margin-bottom: 20px;
}

.contact-card h3 {
    font-family: var(--font-subheading);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.contact-card p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: 25px;
}

.contact-card__action {
    font-family: var(--font-subheading);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-gold-base);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-premium);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-gold-base);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.08);
}

.contact-card:hover .contact-card__action {
    color: var(--color-text-white);
}

/* ==========================================================================
   FOOTER SCHEMES
   ========================================================================== */
.footer {
    background-color: var(--color-bg-dark);
    border-top: 1px solid rgba(212, 175, 55, 0.15);
}

.footer__top {
    padding: 50px 0;
}

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

.footer__brand h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.footer__brand p {
    font-family: var(--font-subheading);
    color: var(--color-gold-base);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.footer__socials {
    display: flex;
    gap: 20px;
}

.footer__socials a {
    color: var(--color-text-muted);
    font-size: 1.2rem;
    transition: var(--transition-premium);
}

.footer__socials a:hover {
    color: var(--color-gold-base);
    transform: translateY(-3px);
}

.footer__bottom {
    background-color: var(--color-bg-pure);
    padding: 25px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.footer__bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.5px;
}

/* ==========================================================================
   9. FLOATING BACK TO TOP INTERACTIVE TRIGGER
   ========================================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background-color: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 50%;
    color: var(--color-text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    transition: var(--transition-premium);
    backdrop-filter: blur(10px);
}

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

.back-to-top:hover {
    background-color: var(--color-gold-base);
    color: var(--color-bg-pure);
    border-color: var(--color-gold-base);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--color-gold-glow);
}

/* ==========================================================================
   RESPONSIVE DESIGN SYSTEM (MOBILE BREAKPOINTS Matrix)
   ========================================================================== */
@media (max-width: 992px) {
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }
    .hero__title { font-size: 4.8rem; }
    .hero__tagline { margin: 0 auto 35px; }
    .hero__actions { justify-content: center; }
    .hero__image-wrapper { order: -1; }
    .hero__img { max-width: 340px; }
    
    .about__grid { grid-template-columns: 1fr; gap: 40px; }
    .about__img-block { max-width: 450px; margin: 0 auto; }
    
    .music__card { grid-template-columns: 1fr; max-width: 500px; }
    
    .gallery__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .section-title { font-size: 2.6rem; }
    
    .navbar__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        height: 100vh;
        background: rgba(5, 5, 5, 0.98);
        backdrop-filter: blur(25px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 35px;
        transition: 0.5s ease-in-out;
        z-index: 99;
    }
    
    .navbar__menu.active { right: 0; }
    .navbar__toggle { display: flex; z-index: 100; }
    .navbar__btn { display: none; }
    
    .contact__grid { grid-template-columns: 1fr; }
    .footer__top-flex { flex-direction: column; gap: 30px; text-align: center; }
}