:root {
    /* -- Colors -- */
    --color-surface-background: #0a0a0d;
    --color-text-primary: #e2e2e6;
    --color-surface-muted: #1a1a22;
    --color-text-muted: #a1a1b3;
    --color-border-default: #2a2a35;
    --color-brand-accent: #ff8c42;
    --color-brand-on-accent: #ffffff;

    --color-card-surface: #12121a;
    --color-card-text: #e2e2e6;

    --color-action-primary: #ff8c42;
    --color-action-primary-text: #ffffff;
    --color-action-secondary: #1e1e28;
    --color-action-secondary-text: #e2e2e6;
    --color-action-danger: #ff5e5e;
    --color-action-danger-text: #ffffff;

    --color-focus-ring: #ff8c42;

    /* -- Radii -- */
    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-lg: 1rem;

    /* -- Spacing (base unit 0.25rem) -- */
    --space-unit: 0.25rem;
    --space-1: var(--space-unit);
    --space-2: calc(var(--space-unit) * 2);
    --space-3: calc(var(--space-unit) * 3);
    --space-4: calc(var(--space-unit) * 4);
    --space-5: calc(var(--space-unit) * 5);
    --space-6: calc(var(--space-unit) * 6);
    --space-7: calc(var(--space-unit) * 7);
    --space-8: calc(var(--space-unit) * 8);
    --space-9: calc(var(--space-unit) * 9);
    --space-10: calc(var(--space-unit) * 10);
    --space-12: calc(var(--space-unit) * 12);
    --space-16: calc(var(--space-unit) * 16);

    /* -- Typography scale (Major‑Third 1.25) -- */
    --font-size-base: 1rem;
    --font-size-sm: calc(var(--font-size-base) / 1.2);
    --font-size-xs: calc(var(--font-size-sm) / 1.2);
    --font-size-lg: calc(var(--font-size-base) * 1.25);
    --font-size-xl: calc(var(--font-size-lg) * 1.25);
    --font-size-2xl: calc(var(--font-size-xl) * 1.25);
    --font-size-3xl: calc(var(--font-size-2xl) * 1.25);
    --font-size-5xl: 3rem;

}

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

body {
    background-color: var(--color-surface-background);
    color: var(--color-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji",
        "Segoe UI Emoji", "Segoe UI Symbol";
    background-image: radial-gradient(circle at 100% 0%, rgba(255, 140, 66, 0.05) 0%, transparent 25%),
        radial-gradient(circle at 0% 80%, rgba(255, 140, 66, 0.03) 0%, transparent 25%);
    background-attachment: fixed;
    background-size: cover;
    line-height: 1.5;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
}
.underline-hover:hover {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.developer-link {
    color: var(--color-brand-accent);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid var(--color-brand-accent);
    padding-bottom: 2px;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.developer-link:focus,
.developer-link:focus-visible,
.developer-link:hover {
    color: #ffffff;
    border-bottom-color: #ffffff;
}

button {
    background: none;
    border: none;
    cursor: pointer;
    font: inherit;
    color: inherit;
}

ul,
ol {
    list-style: none;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

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

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-end {
    justify-content: flex-end;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.max-w-3xl {
    max-width: 48rem;
}

.max-w-4xl {
    max-width: 56rem;
}

.max-w-5xl {
    max-width: 64rem;
}

.max-w-md {
    max-width: 28rem;
}

.max-w-300 {
    max-width: 300px;
}

.max-w-450 {
    max-width: 450px;
}

.max-w-700 {
    max-width: 700px;
}

.max-w-800 {
    max-width: 800px;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.my-auto {
    margin-top: auto;
    margin-bottom: auto;
}

/* **************************************** */
/* SPACING UTILITIES                        */
/* **************************************** */

/* Margin ‑ bottom */
.mb-1  { margin-bottom: var(--space-1); }
.mb-2  { margin-bottom: var(--space-2); }
.mb-3  { margin-bottom: var(--space-3); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-5  { margin-bottom: var(--space-5); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }

/* Margin ‑ top */
.mt-1  { margin-top: var(--space-1); }
.mt-3  { margin-top: var(--space-3); }
.mt-4  { margin-top: var(--space-4); }
.mt-8  { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mt-16 { margin-top: var(--space-16); }

/* Margin ‑ left / right */
.ml-3 { margin-left: var(--space-3); }
.mr-2 { margin-right: var(--space-2); }
.mr-3 { margin-right: var(--space-3); }

/* Padding (all sides) */
.p-1     { padding: var(--space-1); }
.p-1\.5  { padding: calc(var(--space-unit) * 1.5); }
.p-2     { padding: var(--space-2); }
.p-2\.5  { padding: calc(var(--space-unit) * 2.5); }
.p-4     { padding: var(--space-4); }
.p-5     { padding: var(--space-5); }
.p-8     { padding: var(--space-8); }

/* Padding ‑ X axis */
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-5 { padding-left: var(--space-5); padding-right: var(--space-5); }

/* Padding ‑ Y axis */
.py-1    { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-1\.5 { padding-top: calc(var(--space-unit) * 1.5); padding-bottom: calc(var(--space-unit) * 1.5); }
.py-2    { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3    { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-6    { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-12   { padding-top: var(--space-12); padding-bottom: var(--space-12); }
.py-16   { padding-top: var(--space-16); padding-bottom: var(--space-16); }

/* Padding ‑ bottom */
.pb-16 { padding-bottom: var(--space-16); }

.pb-\[56\.25\%\] {
    padding-bottom: 56.25%;
}

.space-y-1 {
    margin-top: 0;
    margin-bottom: 0;
}

.space-y-1>*+* {
    margin-top: 0.25rem;
}

.space-y-6 {
    margin-top: 0;
    margin-bottom: 0;
}

.space-y-6>*+* {
    margin-top: 1.5rem;
}

.space-y-8 {
    margin-top: 0;
    margin-bottom: 0;
}

.space-y-8>*+* {
    margin-top: 2rem;
}

/* Typography */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-5xl { font-size: var(--font-size-5xl); }

.font-medium {
    font-weight: 500;
}

.font-bold {
    font-weight: 700;
}

.font-mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

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

.leading-relaxed {
    line-height: 1.625;
}

.tracking-wider {
    letter-spacing: 0.05em;
}

.uppercase {
    text-transform: uppercase;
}

.text-white {
    color: #ffffff;
}

.text-muted-foreground {
    color: var(--color-text-muted);
}

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

/* Components */
.glass-card {
    background-color: rgba(18, 18, 26, 0.7);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius);
}

.track-lyrics {
    height: 0;
    overflow: hidden;
    background-color: var(--color-action-secondary);
    border-radius: var(--radius);
    border-left: 2px solid var(--color-brand-accent);
    margin-top: 0.5rem;
    transition: height 0.2s ease;
}

.track-lyrics-inner {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.track-lyrics.active {
    height: auto;
}

.track-credits {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 140, 66, 0.2);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.track-credit-item {
    display: block;
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.03);
}

.track-item {
    position: relative;
    transition: all 0.3s ease;
    border-radius: var(--radius);
}

.track-item:hover {
    background-color: rgba(255, 140, 66, 0.1);
}

.track-item.active {
    background-color: rgba(255, 140, 66, 0.15);
}



.section-heading {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.section-heading::after {
    content: "";
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 3rem;
    height: 2px;
    background-color: var(--color-brand-accent);
}

.subtle-shadow {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.subtle-glow {
    box-shadow: 0 0 20px rgba(255, 140, 66, 0.15);
}

.gradient-text {
    background: linear-gradient(to right, var(--color-text-primary), var(--color-text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.gradient-border {
    position: relative;
    border-radius: var(--radius);
    background: var(--color-card-surface);
}

.gradient-border::before {
    content: "";
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    background: linear-gradient(45deg, var(--color-brand-accent), transparent, var(--color-brand-accent));
    border-radius: calc(var(--radius) + 1px);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gradient-border:hover::before {
    opacity: 1;
}

.cta-button {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    background-color: var(--color-action-secondary);
    color: var(--color-action-secondary-text);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-align: center;
}

.cta-button:hover {
    background-color: var(--color-surface-muted);
    border-color: var(--color-brand-accent);
}

.cta-button.primary {
    background-color: var(--color-brand-accent);
    color: var(--color-brand-on-accent);
    border-color: var(--color-brand-accent);
}

.cta-button.primary:hover {
    background-color: rgba(255, 140, 66, 0.9);
}

.cta-button .icon {
    transition: transform 0.3s ease;
}

.cta-button:hover .icon {
    transform: translateY(-2px);
}

/* Accordion */
.accordion-section {
    overflow: hidden;
}

.accordion-header {
    padding: 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.accordion-header:hover {
    background-color: rgba(26, 26, 34, 0.5);
}

.accordion-title {
    font-size: 1.25rem;
    font-weight: 500;
}

.accordion-icon {
    transition: transform 0.3s ease;
    background-color: var(--color-surface-muted);
    border-radius: 9999px;
    padding: 0.375rem;
}

.accordion-section.active .accordion-icon {
    transform: rotate(180deg);
    background-color: rgba(255, 140, 66, 0.1);
    color: var(--color-brand-accent);
}

.accordion-content {
    height: 0;
    overflow: hidden;
    transition: height 0.3s ease-in-out;
}

.accordion-content-inner {
    padding: 1.25rem;
}

/* Header */
.profile-image-container {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto 1.5rem;
}

.profile-image-bg {
    position: absolute;
    inset: 0;
    border-radius: 9999px;
    background-color: rgba(255, 140, 66, 0.1);
    filter: blur(1rem);
    opacity: 0.5;
}

.profile-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 9999px;
    overflow: hidden;
    border: 1px solid var(--color-border-default);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15), 0 0 20px rgba(255, 255, 255, 0.25);
    z-index: 2;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* YouTube Embed */
.youtube-container {
    position: relative;
    height: 0;
    overflow: hidden;
    border-radius: 0.375rem;
    border: 1px solid var(--color-border-default);
}

.youtube-iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 0.375rem;
}

/* Album */
.album-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.album-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    width: 100%;
    max-width: 300px;
}

.album-image-container {
    position: relative;
}

.album-image-wrapper {
    position: relative;
    aspect-ratio: 1 / 1;
    margin-bottom: 0.25rem;
}

.album-image-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* QR Code Tabs */
.qr-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 1.25rem;
    gap: 0.25rem;
}

.qr-tab {
    padding: 0.375rem 0.75rem;
    cursor: pointer;
    border-radius: 0.375rem;
    transition: all 0.3s ease;
    font-size: 0.875rem;
    font-weight: 500;
    background-color: var(--color-surface-muted);
}

.qr-tab:hover {
    background-color: rgba(26, 26, 34, 0.8);
}

.qr-tab.active {
    background-color: var(--color-brand-accent);
    color: white;
}

.qr-panel {
    display: none;
    width: 100%;
}

.qr-panel.active {
    display: block;
}

.qr-image-container {
    background-color: white;
    padding: 1rem;
    border-radius: 0.375rem;
    border: 1px solid var(--color-border-default);
    margin-bottom: 0.75rem;
}

.qr-image {
    width: 100%;
    height: auto;
}

.qr-info {
    width: 100%;
}

.qr-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.qr-actions {
    display: flex;
    gap: 0.5rem;
}

.qr-action-button {
    padding: 0.375rem;
    background-color: var(--color-surface-muted);
    border-radius: 0.375rem;
    transition: background-color 0.3s ease;
}

.qr-action-button:hover {
    background-color: rgba(26, 26, 34, 0.8);
}

.qr-account-number {
    background-color: var(--color-surface-muted);
    padding: 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-family: monospace;
    text-align: center;
}

/* Social Icons */
.social-icons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    margin-bottom: 1.5rem;
}

.social-icon {
    color: var(--color-text-muted);
    transition: all 0.3s ease;
    padding: 0.5rem;
}

.social-icon:hover {
    color: var(--color-brand-accent);
    transform: translateY(-0.25rem);
}

/* Responsive */
@media (min-width: 768px) {
    .profile-image-container {
        width: 160px;
        height: 160px;
        margin-bottom: 2rem;
    }

    .album-grid {
        grid-template-columns: 1fr 1fr;
    }

    .grid-cols-md-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .py-md-16 {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .mb-md-3 {
        margin-bottom: 0.75rem;
    }

    .mb-md-8 {
        margin-bottom: 2rem;
    }

    .text-md-5xl {
        font-size: 3rem;
    }

    .text-md-lg {
        font-size: 1.125rem;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }

    h1 {
        font-size: 1.75rem !important;
    }
}

/* Animation */
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

.hover\:animate-none:hover {
    animation: none;
}

.hover\:-translate-y-1:hover {
    transform: translateY(-0.25rem);
}

.hover\:-translate-y-\[-2px\]:hover {
    transform: translateY(-2px);
}

.hover\:bg-accent\/90:hover {
    background-color: rgba(255, 140, 66, 0.9);
}

.hover\:bg-muted\/80:hover {
    background-color: rgba(26, 26, 34, 0.8);
}

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

.hover\:text-foreground:hover {
    color: var(--color-text-primary);
}

.hover\:border-accent:hover {
    border-color: var(--color-brand-accent);
}

.hover\:shadow-md:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.hover\:shadow-accent\/10:hover {
    box-shadow: 0 4px 6px -1px rgba(255, 140, 66, 0.1), 0 2px 4px -1px rgba(255, 140, 66, 0.06);
}

.shadow-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.shadow-accent\/20 {
    box-shadow: 0 10px 15px -3px rgba(255, 140, 66, 0.2), 0 4px 6px -2px rgba(255, 140, 66, 0.2);
}

.transition-all {
    transition-property: all;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.transition-colors {
    transition-property: color, background-color, border-color, text-decoration-color, fill, stroke;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.transition-transform {
    transition-property: transform;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.duration-300 {
    transition-duration: 300ms;
}

.ease-in-out {
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.rotate-180 {
    transform: rotate(180deg);
}

.bg-white {
    background-color: white;
}

.bg-accent {
    background-color: var(--color-brand-accent);
}

.bg-muted {
    background-color: var(--color-surface-muted);
}

.bg-accent\/10 {
    background-color: rgba(255, 140, 66, 0.1);
}

.border {
    border-width: 1px;
}

.border-b {
    border-bottom-width: 1px;
}

.border-border {
    border-color: var(--color-border-default);
}

.last\:border-b-0:last-child {
    border-bottom-width: 0;
}

.rounded-md {
    border-radius: 0.375rem;
}

.rounded-full {
    border-radius: 9999px;
}

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.inset-0 {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.top-0 {
    top: 0;
}

.left-0 {
    left: 0;
}

.z-10 {
    z-index: 10;
}

.z-40 {
    z-index: 40;
}

.overflow-hidden {
    overflow: hidden;
}

.h-0 {
    height: 0;
}

.aspect-square {
    aspect-ratio: 1 / 1;
}

/* Fallback for browsers that don't support aspect-ratio */
@supports not (aspect-ratio: 1 / 1) {
    .aspect-square {
        position: relative;
        padding-bottom: 100%;
        height: 0;
    }
    
    .aspect-square > img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
}

.object-cover {
    object-fit: cover;
}

.blur-xl {
    filter: blur(3rem);
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-60 {
    opacity: 0.6;
}

.hidden {
    display: none;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}