:root {
    /* Colors */
    --bg-color: #fafaf9;
    /* Warm off-white */
    --surface-color: #ffffff;
    --text-main: #1c1917;
    /* Very dark stone */
    --text-muted: #57534e;
    /* Muted stone */
    --accent-color: #ea580c;
    /* Burnt orange / Terra cotta */
    --accent-hover: #c2410c;
    --border-color: #e7e5e4;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-serif: 'Playfair Display', Georgia, Cambria, "Times New Roman", Times, serif;

    /* Spacing */
    --container-padding: 2rem;
    --section-padding: 3.5rem;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* Typography Utilities */
h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.highlight {
    color: var(--accent-color);
}

.highlight-serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 500;
    color: var(--accent-color);
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.bg-light {
    background-color: #f5f5f4;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 500;
    border-radius: 9999px;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-decoration: none;
    font-family: var(--font-sans);
}

.btn i {
    width: 1.2em;
    height: 1.2em;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--text-main);
    color: white;
}

.btn-primary:hover {
    background-color: #000;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    border-color: var(--text-main);
    background-color: var(--surface-color);
}

.btn-small {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.25rem 0;
    transition: all var(--transition-fast);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

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

.navbar-silver-logo {
    height: 44px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
    margin-left: auto;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    max-width: 720px;
}

.logo::before {
    content: "";
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 14px;
    background-color: rgba(255, 255, 255, 0.92);
    background-image: url("logos/arus.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 78%;
    box-shadow: var(--shadow-sm);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
}

.nav-link:hover {
    color: var(--text-main);
}

@media (max-width: 768px) {
    .logo {
        font-size: 0.98rem;
        gap: 0.75rem;
    }

    .logo::before {
        width: 48px;
        height: 48px;
    }

    .navbar-silver-logo {
        height: 34px;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 0.75rem 0;
    }

    .navbar.scrolled {
        padding: 0.6rem 0;
    }

    .logo {
        font-size: 0.82rem;
        gap: 0.5rem;
        max-width: 220px;
    }

    .logo::before {
        width: 38px;
        height: 38px;
        border-radius: 10px;
    }

    .navbar-silver-logo {
        height: 28px;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    /* Account for navbar */
    position: relative;
    overflow: hidden;
}

/* Subtle background gradient */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, rgba(234, 88, 12, 0.05) 0%, rgba(250, 250, 249, 0) 70%);
    border-radius: 50%;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding-top: 2rem;
        padding-bottom: 4rem;
    }

    .hero {
        min-height: auto;
        padding-top: 6rem;
        padding-bottom: 2rem;
    }

    .hero-image-wrapper {
        padding: 2rem 1rem 3rem;
    }

    .book-container {
        width: 220px;
        height: 330px;
    }

    .book-pages {
        transform: rotateY(90deg) translateZ(195px);
    }

    .book-pages-top {
        width: 210px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding-top: 5rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .hero-actions .btn {
        max-width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .hero-image-wrapper {
        padding: 1.5rem 0.5rem 2.5rem;
    }

    .book-container {
        width: 180px;
        height: 270px;
    }

    .book-pages {
        transform: rotateY(90deg) translateZ(155px);
    }

    .book-pages-top {
        width: 170px;
    }

    .hero-image-wrapper::after {
        width: 160px;
    }
}

.badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    background-color: rgba(234, 88, 12, 0.1);
    color: var(--accent-color);
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

@media (max-width: 992px) {
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

@media (max-width: 992px) {
    .hero-actions {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }

    .hero-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}

.hero-stats {
    display: flex;
    gap: 2rem;
    align-items: center;
}

@media (max-width: 992px) {
    .hero-stats {
        justify-content: center;
    }
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background-color: var(--border-color);
}

/* 3D Book CSS */
.hero-image-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1400px;
    padding: 3rem 2rem 4rem;
    position: relative;
}

/* Ambient glow beneath the book */
.hero-image-wrapper::after {
    content: '';
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 240px;
    height: 28px;
    background: radial-gradient(ellipse, rgba(0, 0, 0, 0.28) 0%, transparent 72%);
    filter: blur(10px);
    border-radius: 50%;
    z-index: 0;
    animation: shadow-float 5s ease-in-out infinite;
}

@keyframes shadow-float {

    0%,
    100% {
        transform: translateX(-50%) scaleX(1);
        opacity: 1;
    }

    50% {
        transform: translateX(-50%) scaleX(0.82);
        opacity: 0.65;
    }
}

@keyframes book-float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-14px);
    }
}

.book-container {
    width: 300px;
    height: 450px;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateY(-25deg) rotateX(4deg);
    transition: transform 0.65s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1;
}

.book-container:hover {
    transform: rotateY(-8deg) rotateX(2deg) scale(1.02);
}

.book-container:hover .book {
    animation-play-state: paused;
}

.book {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    animation: book-float 5s ease-in-out infinite;
}

.book-front,
.book-back,
.book-spine,
.book-pages {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.book-front {
    background: linear-gradient(135deg, #1c1917 0%, #292524 100%);
    transform: translateZ(25px);
    border-radius: 2px 8px 8px 2px;
    border-left: 2px solid rgba(255, 255, 255, 0.12);
    overflow: hidden;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    box-shadow:
        8px 8px 24px rgba(0, 0, 0, 0.45),
        16px 16px 56px rgba(0, 0, 0, 0.28),
        0 0 0 1px rgba(255, 255, 255, 0.04);
}

/* Sheen / gloss highlight on book cover */
.book-front::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.10) 0%,
            rgba(255, 255, 255, 0.02) 35%,
            rgba(255, 255, 255, 0) 60%,
            rgba(255, 255, 255, 0.04) 100%);
    z-index: 10;
    pointer-events: none;
    border-radius: inherit;
}

.book-cover-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    position: relative;
    z-index: 2;
}

.book-author-name {
    color: var(--accent-color);
    font-size: 0.875rem;
    letter-spacing: 0.15em;
    font-weight: 600;
}

.book-title-main {
    color: white;
    font-family: var(--font-serif);
    font-size: 3.5rem;
    line-height: 1;
    margin: auto 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.book-subtitle-main {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 300;
}

.book-back {
    background: #161412;
    transform: rotateY(180deg) translateZ(25px);
    border-radius: 8px 2px 2px 8px;
}

.book-spine {
    width: 50px;
    background: linear-gradient(to right, #0a0908, #1c1917 40%, #252220 70%, #1a1714);
    transform: rotateY(-90deg) translateZ(25px);
    transform-origin: left;
    border-radius: 4px 0 0 4px;
    box-shadow: inset -3px 0 10px rgba(0, 0, 0, 0.5), inset 1px 0 4px rgba(255, 255, 255, 0.04);
}

.book-pages {
    width: 48px;
    background: #f4f4f4;
    transform: rotateY(90deg) translateZ(275px);
    background-image: linear-gradient(to right, #c8c8c8 0%, #ececec 6%, #fff 50%, #ececec 94%, #c8c8c8 100%);
}

.book-pages::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(to bottom, transparent, transparent 2px, rgba(0, 0, 0, 0.04) 3px);
}

.book-pages-top {
    position: absolute;
    width: 290px;
    height: 48px;
    top: 0;
    background: #f4f4f4;
    transform: rotateX(90deg) translateZ(24px) translateY(-24px);
    transform-origin: top;
    background-image: linear-gradient(to bottom, #d9d9d9 0%, #f4f4f4 5%, #fff 50%, #f4f4f4 95%, #d9d9d9 100%);
}


/* Logo Cloud / Sponsor Marquee */
.featured-in {
    padding: 2.5rem 0;
    border-block: 1px solid var(--border-color);
    background-color: var(--bg-color);
    overflow: hidden;
}

.featured-text {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

/* Scrolling marquee */
@keyframes marquee-scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.marquee-wrapper {
    position: relative;
    overflow: hidden;
    /* fade edges */
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.marquee-track {
    display: flex;
    gap: 3.5rem;
    align-items: center;
    width: max-content;
    animation: marquee-scroll 30s linear infinite;
}

.marquee-wrapper:hover .marquee-track {
    animation-play-state: paused;
}

.marquee-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 56px;
}

.marquee-item img {
    height: 100%;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    opacity: 0.65;
    filter: grayscale(100%);
    transition: opacity var(--transition-fast), filter var(--transition-fast);
}

.marquee-item img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* About Section */
.about-section {
    padding: var(--section-padding) 0;
    position: relative;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.rounded-image {
    width: 100%;
    border-radius: 30px;
    box-shadow: var(--shadow-xl);
    min-height: 560px;
    object-fit: cover;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
}

.about-image {
    position: relative;
}

.about-image::before {
    content: "";
    position: absolute;
    inset: -18px;
    border-radius: 40px;
    background:
        radial-gradient(circle at top left, rgba(234, 88, 12, 0.14), transparent 36%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.78));
    border: 1px solid rgba(231, 229, 228, 0.9);
    box-shadow: var(--shadow-lg);
    z-index: -1;
}

.about-content {
    max-width: 560px;
}

.badge-accent {
    display: inline-flex;
    align-items: center;
    padding: 0.38rem 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.86);
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.about-content .section-title {
    margin-bottom: 1rem;
}

.about-content>div {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem !important;
    margin-top: 2rem !important;
}

.about-content>div>div {
    padding: 1.35rem !important;
    border: 1px solid var(--border-color);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.84);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.about-content>div>div:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(234, 88, 12, 0.28);
}

.about-content>div>div:nth-child(5) {
    grid-column: span 2;
}

.about-content>div>div h3 {
    margin-bottom: 0.7rem !important;
    font-size: 1.02rem !important;
    line-height: 1.35;
}

.about-content>div>div p {
    color: var(--text-muted) !important;
    font-size: 0.95rem !important;
    line-height: 1.7;
}

.about-content>p:last-child {
    margin-top: 1.5rem !important;
    font-size: 0.92rem !important;
    line-height: 1.7;
    color: var(--text-muted) !important;
    font-style: normal !important;
}

.benefit-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.benefit-list li {
    display: flex;
    gap: 1.5rem;
}

.icon-box {
    width: 48px;
    height: 48px;
    background-color: rgba(234, 88, 12, 0.1);
    color: var(--accent-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-text h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.benefit-text p {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

@media (max-width: 992px) {
    .about-content {
        max-width: none;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        width: 100%;
    }

    .about-content .section-title {
        text-align: center;
        width: 100%;
    }

    .about-content>div {
        width: 100%;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }

    .about-content>div>div {
        text-align: left;
    }

    .about-content>p:last-child {
        text-align: center;
    }

    .about-image {
        display: flex;
        justify-content: center;
    }

    .rounded-image {
        min-height: 460px;
    }
}

@media (max-width: 768px) {
    .about-content>div {
        grid-template-columns: 1fr !important;
    }

    .about-content>div>div:nth-child(5) {
        grid-column: auto;
    }

    .about-content>div>div {
        overflow: hidden;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .rounded-image {
        min-height: 300px;
        border-radius: 24px;
    }

    .about-image::before {
        inset: -12px;
        border-radius: 30px;
    }

    .marquee-item {
        height: 44px;
    }

    .marquee-track {
        gap: 2.5rem;
    }
}

@media (max-width: 480px) {
    .about-section {
        padding: 2rem 0;
    }

    .about-container {
        gap: 2rem;
    }

    .rounded-image {
        min-height: 220px;
        border-radius: 18px;
    }

    .about-image::before {
        inset: -8px;
        border-radius: 22px;
    }

    .about-content>div>div {
        padding: 1rem !important;
    }

    .about-content>div>div h3 {
        font-size: 0.95rem !important;
    }

    .about-content>div>div p {
        font-size: 0.875rem !important;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .marquee-item {
        height: 36px;
    }

    .marquee-track {
        gap: 2rem;
    }

    .featured-text {
        font-size: 0.7rem;
        margin-bottom: 1.25rem;
    }
}

/* Testimonials */
.testimonials-section {
    padding: var(--section-padding) 0;
}

.section-header {
    max-width: 600px;
    margin: 0 auto 4rem;
}

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

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-top: 1rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--surface-color);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.stars {
    color: #fbbf24;
    margin-bottom: 1.5rem;
    display: flex;
    gap: 0.25rem;
}

.stars i {
    width: 1.25rem;
    height: 1.25rem;
}

.stars .filled {
    fill: #fbbf24;
}

.stars .half {
    fill: url(#half-grad);
    /* Will setup SVG if needed, just styling for now */
}

.testimonial-text {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: 2rem;
    color: var(--text-main);
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.avatar {
    width: 48px;
    height: 48px;
    background-color: var(--text-main);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.author-info h4 {
    font-size: 1rem;
    margin: 0;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Buy Section */
.buy-section {
    padding: var(--section-padding) 0;
}

.buy-box {
    background: var(--surface-color);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .buy-box {
        grid-template-columns: 1fr;
    }

    .buy-box-image {
        min-height: 250px;
        order: -1;
    }

    .buy-box-cover-img {
        border-radius: 16px 16px 0 0;
    }

    .buy-box-content {
        padding: 2.5rem 1.5rem;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

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

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

    .price {
        font-size: 2.25rem;
    }
}

@media (max-width: 480px) {
    .buy-section {
        padding: 2rem 0;
    }

    .buy-box {
        border-radius: 18px;
    }

    .buy-box-image {
        min-height: 200px;
    }

    .buy-box-cover-img {
        border-radius: 18px 18px 0 0;
    }

    .buy-box-content {
        padding: 1.5rem 1.25rem;
    }

    .buy-box-content h2 {
        font-size: 1.5rem;
    }

    .price {
        font-size: 2rem;
    }

    .buy-features {
        margin-bottom: 2rem;
    }

    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

.buy-box-cover-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0 16px 16px 0;
}

.buy-box-content {
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (max-width: 992px) {
    .buy-box-content {
        padding: 2.5rem;
    }
}

.buy-box-content h2 {
    font-size: clamp(2rem, 3vw, 2.5rem);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.buy-box-content p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.price-wrap {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1;
}

.price-strikethrough {
    font-size: 1.5rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.buy-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

.buy-features span {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.buy-features i {
    color: var(--accent-color);
}

.guarantee {
    margin-top: 1.5rem !important;
    font-size: 0.875rem !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

/* Footer */
.footer {
    background-color: #030303;
    color: white;
    padding-top: 5.5rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-showcase {
    display: grid;
    grid-template-columns: minmax(240px, 1fr) minmax(460px, 1.45fr) minmax(250px, 0.9fr);
    gap: 3rem;
    align-items: center;
    padding-bottom: 4rem;
}

.footer-copy p {
    max-width: 360px;
    color: #d6d3d1;
    font-size: 1rem;
    line-height: 1.8;
}

.footer-ministry-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
}

.footer-ministry-card img {
    width: 100%;
    max-width: 610px;
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer-logos {
    display: grid;
    gap: 1.25rem;
}

.footer-logo-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.footer-logo-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 128px;
    padding: 1.4rem;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(12, 12, 12, 0.98), rgba(7, 7, 7, 0.94));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.footer-logo-card-wide {
    min-height: 96px;
}

.footer-logo-card img {
    max-width: 100%;
    max-height: 70px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer-logo-card-wide img {
    max-height: 62px;
}

.footer-showcase-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.6rem var(--container-padding) 2.25rem;
    text-align: center;
    color: #a8a29e;
    font-size: 0.875rem;
}

@media (max-width: 992px) {
    .footer-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-copy {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-copy p {
        max-width: none;
    }

    .footer-copy .logo {
        justify-content: center;
        text-align: center;
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }

    .footer {
        padding-top: 3rem;
    }

    .footer-showcase {
        padding-bottom: 2.5rem;
    }
}

@media (max-width: 576px) {
    .footer-logo-row {
        grid-template-columns: 1fr;
    }

    .footer-logo-card,
    .footer-logo-card-wide {
        min-height: 90px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer {
        padding-top: 2.5rem;
    }

    .footer-copy .logo {
        font-size: 0.9rem;
    }

    .footer-copy p {
        font-size: 0.875rem;
        line-height: 1.7;
    }

    .footer-ministry-card {
        padding: 0.75rem;
    }

    .footer-showcase-bottom {
        font-size: 0.75rem;
        padding: 1.25rem var(--container-padding) 1.5rem;
    }

    .footer-logo-card {
        min-height: 80px;
        padding: 1rem;
        border-radius: 14px;
    }
}

.footer-col p {
    color: #a8a29e;
    margin-top: 1.5rem;
    max-width: 300px;
}

.footer-col h4 {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-col a {
    display: block;
    color: #a8a29e;
    margin-bottom: 0.75rem;
}

.footer-col a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: background-color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem var(--container-padding);
    text-align: center;
    color: #a8a29e;
    font-size: 0.875rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in-up.active {
    opacity: 1;
    transform: translateY(0);
}

.fade-in {
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.fade-in.active {
    opacity: 1;
}

.blur-in {
    opacity: 0;
    filter: blur(10px);
    transition: opacity var(--transition-slow), filter var(--transition-slow);
}

.blur-in.active {
    opacity: 1;
    filter: blur(0);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

.delay-4 {
    transition-delay: 0.4s;
}

/* Scroll Reveal */
.scroll-reveal {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translate(0, 0);
}

.scroll-reveal.left {
    transform: translateX(-50px);
}

.scroll-reveal.right {
    transform: translateX(50px);
}

.scroll-reveal.bottom {
    transform: translateY(50px);
}

@media (max-width: 992px) {

    .scroll-reveal.left,
    .scroll-reveal.right {
        transform: translateY(20px);
    }

    .scroll-reveal.active {
        transform: translateY(0);
    }
}

/* ========== Global Mobile Optimizations ========== */

/* Ensure touch targets are at least 44px */
@media (max-width: 768px) {
    .btn {
        min-height: 44px;
    }

    .nav-link {
        padding: 0.5rem 0;
    }
}

/* Reduce container padding on small screens */
@media (max-width: 480px) {
    :root {
        --container-padding: 1.25rem;
        --section-padding: 2.5rem;
    }
}

/* Prevent horizontal overflow globally */
html {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Prevent inline images from breaking layout */
@media (max-width: 768px) {
    img {
        max-width: 100%;
        height: auto;
    }
}