/* ─── Purple Main Color & Derivatives + Dark Backgrounds ─── */
:root {
    --purple-main: #3d0280;
    --purple-light: #5e1ca6;
    --purple-glow: rgba(61, 2, 128, 0.45);
    --purple-dark: #2c015e;
    --purple-overlay: rgba(61, 2, 128, 0.6);
    --purple-subtle: rgba(61, 2, 128, 0.25);
    --purple-deep: rgba(61, 2, 128, 0.85);

    /* اللون الأساسي الجديد للموقع (بدلاً من #0a0e16) */
    --obsidian: #0f0020;
    --obsidian-2: #15002c;
}

/* ─── HERO ─── */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--obsidian);
}

/* Animated gradient mesh background */
.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 50%, rgb(23, 2, 46) 0%, transparent 60%),
        radial-gradient(ellipse 60% 80% at 80% 20%, var(--purple-deep) 0%, transparent 70%),
        radial-gradient(ellipse 100% 100% at 50% 100%, rgb(23, 2, 46) 0%, transparent 50%);
    z-index: 0;
}

/* Geometric lines overlay */
.hero-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201, 168, 76, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 168, 76, 0.04) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
    z-index: 0;
}

/* Floating orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: float-orb 8s ease-in-out infinite;
    pointer-events: none;
}

.hero-orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.12), transparent 70%);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(192, 57, 43, 0.07), transparent 70%);
    bottom: -50px;
    left: -50px;
    animation-delay: -4s;
}

@keyframes float-orb {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(30px, -40px) scale(1.05);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.95);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding-top: 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 6px 16px;
    color: var(--gold);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    animation: fade-up 0.8s ease both;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    animation: blink 2s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: 0.3
    }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    line-height: 1.15;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    animation: fade-up 0.9s 0.1s ease both;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 50%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    animation: fade-up 1s 0.2s ease both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fade-up 1.1s 0.3s ease both;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    animation: fade-in 1.2s 0.5s ease both;
}

.stat-box {
    background: #17022e;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.stat-box::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--gold), transparent);
}

.stat-box:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ─── Dashboard Portal Button (Refined Icon-Only) ─── */
.btn-dashboard-portal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    text-decoration: none;
    color: #fff;
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    
    /* Premium Border with Gradient */
    border: 1px solid transparent;
    background-image: linear-gradient(var(--obsidian), var(--obsidian)), 
                      linear-gradient(135deg, var(--gold) 0%, var(--purple-light) 100%);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    overflow: hidden;
}

.btn-dashboard-portal::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gold-glow), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.btn-dashboard-portal:hover {
    transform: translateY(-5px) rotate(3deg);
    box-shadow: 0 15px 35px rgba(61, 2, 128, 0.4), 
                0 0 15px rgba(201, 168, 76, 0.3);
    background-image: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)), 
                      linear-gradient(135deg, var(--gold-light) 0%, var(--purple-light) 100%);
}

.btn-dashboard-portal:hover::before {
    opacity: 1;
}

.btn-dashboard-portal i {
    font-size: 1.35rem;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.4s ease;
    z-index: 1;
}

.btn-dashboard-portal:hover i {
    transform: scale(1.2);
    filter: drop-shadow(0 0 8px var(--gold-glow));
}

/* Scroll indicator */
.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 2;
    animation: fade-in 1.5s 1s ease both;
}

.scroll-hint span {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(180deg, var(--gold), transparent);
    animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        transform: scaleY(1);
        transform-origin: top;
    }

    51% {
        transform: scaleY(1);
        transform-origin: bottom;
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

/* ─── ABOUT BRIEF ─── */
.about-section {
    padding: 8rem 0;
    background: var(--obsidian-2);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.section-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.about-image-wrap {
    position: relative;
}

.about-image-wrap img {
    width: 100%;
    border-radius: var(--radius-lg);
    display: block;
    filter: grayscale(20%) contrast(1.05);
}

.about-image-wrap::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: calc(var(--radius-lg) + 2px);
    background: linear-gradient(135deg, var(--gold), transparent 50%, transparent 50%, var(--gold-dark));
    z-index: -1;
    opacity: 0.6;
}

.about-image-badge {
    position: absolute;
    bottom: -1.5rem;
    left: -1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(10px);
}

.about-image-badge .badge-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--obsidian);
    font-size: 1.1rem;
}

.about-image-badge .badge-text strong {
    display: block;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.about-image-badge .badge-text span {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.about-content .section-label {
    margin-bottom: 20px;
}

.about-title {
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.about-text {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1.2rem;
    font-size: 1rem;
}

/* About Features */
.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 2rem 0;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.about-feature i {
    color: var(--gold);
    font-size: 0.85rem;
}

/* ─── SERVICES ─── */
.services-section {
    padding: 8rem 0;
    background: var(--obsidian);
    position: relative;
}

.services-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: #17022e;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.35s ease;
    cursor: pointer;
    text-decoration: none;
    display: block;
}

.service-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gold-glow), transparent);
    opacity: 0;
    transition: opacity 0.35s;
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.service-card:hover::after {
    opacity: 1;
}

.service-icon-wrap {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.15), rgba(201, 168, 76, 0.05));
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--gold);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    transition: all 0.3s;
}

.service-card:hover .service-icon-wrap {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--obsidian);
    border-color: var(--gold);
}

.service-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}

.service-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.service-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--gold);
    font-size: 0.85rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.service-link i {
    transition: transform 0.3s;
}

.service-card:hover .service-link i {
    transform: translateX(-5px);
}

/* ─── NUMBERS SECTION ─── */
.numbers-section {
    padding: 6rem 0;
    background: #17022e;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.numbers-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 100% at 50% 50%, #17022e, transparent);
}

.numbers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.number-item {
    text-align: center;
    padding: 2rem;
    position: relative;
}

.number-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 0;
    top: 25%;
    bottom: 25%;
    width: 1px;
    background: var(--border);
}

.number-icon {
    font-size: 1.5rem;
    color: var(--gold);
    margin-bottom: 1rem;
    display: block;
    opacity: 0.7;
}

.number-value {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
    margin-bottom: 8px;
}

.number-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

/* ─── PORTFOLIO ─── */
.portfolio-section {
    padding: 8rem 0;
    background: #15002c;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto;
    gap: 1.5rem;
}

.portfolio-grid .item-large {
    grid-column: span 2;
    grid-row: span 1;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--surface);
    cursor: pointer;
    group: true;
}

.portfolio-item.item-large {
    aspect-ratio: 16/7;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    filter: brightness(0.85) saturate(0.8);
}

.portfolio-item:hover img {
    transform: scale(1.06);
    filter: brightness(0.7) saturate(1);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(8, 12, 20, 0.9) 0%, rgba(8, 12, 20, 0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    transform: translateY(10px);
    opacity: 0;
    transition: all 0.4s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-tag {
    display: inline-block;
    background: var(--gold);
    color: var(--obsidian);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 3px 10px;
    border-radius: 100px;
    margin-bottom: 8px;
    width: fit-content;
}

.portfolio-name {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.portfolio-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--gold);
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
}

/* ─── COURSES ─── */
.courses-section {
    padding: 8rem 0;
    background: var(--obsidian);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.course-card {
    background: #17022e;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.35s ease;
}

.course-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

.course-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.course-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    filter: brightness(0.8);
}

.course-card:hover .course-thumb img {
    transform: scale(1.05);
}

.course-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--gold);
    color: var(--obsidian);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
}

.course-discount {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #E53E3E;
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 100px;
}

.course-body {
    padding: 1.5rem;
}

.course-title {
    font-size: 0.975rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.course-meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.course-meta-item i {
    color: var(--gold-dark);
}

.course-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 1rem;
}

.stars {
    color: #F6C90E;
    font-size: 0.75rem;
    letter-spacing: 1px;
}

.rating-count {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.course-price-now {
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--gold);
}

.course-price-old {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: line-through;
    display: block;
}

.enroll-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--obsidian);
    font-size: 0.82rem;
    font-weight: 700;
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all 0.3s;
}

.enroll-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 168, 76, 0.4);
}

/* ─── TESTIMONIALS ─── (تم تحديث الألوان بالكامل لهذا القسم) */
.testimonials-section {
    padding: 8rem 0;
    background: var(--obsidian);
    border-top: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.testimonials-section::before {
    content: '"';
    position: absolute;
    top: -2rem;
    right: 5%;
    font-size: 20rem;
    font-family: var(--ff-display);
    color: rgba(61, 2, 128, 0.04);
    line-height: 1;
    pointer-events: none;
}


.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.testimonial-card {
    background: var(--obsidian-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    position: relative;
    transition: all 0.35s ease;
}

.testimonial-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.testimonial-quote {
    font-size: 1.5rem;
    color: var(--gold);
    margin-bottom: 1rem;
    opacity: 0.6;
}

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-client {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

.client-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
}

.client-name {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.9rem;
    display: block;
}

.client-role {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.testimonial-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 1rem;
}

.testimonial-stars i {
    color: var(--gold);
    font-size: 0.8rem;
}

/* ─── FINAL CTA ─── */
.cta-section {
    padding: 8rem 0;
    background: var(--obsidian);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 80% at 50% 50%, rgba(61, 2, 128, 0.07), transparent);
}

.cta-inner {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 560px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        padding-top: 100px;
    }

    .hero-stats {
        max-width: 500px;
    }

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

    .about-image-wrap {
        max-width: 500px;
        margin: 0 auto;
    }

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

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

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

    .portfolio-grid .item-large {
        grid-column: span 2;
    }

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

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

@media (max-width: 640px) {
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-grid,
    .numbers-grid,
    .portfolio-grid,
    .courses-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-grid .item-large {
        grid-column: span 1;
        aspect-ratio: 4/3;
    }

    .number-item:not(:last-child)::after {
        display: none;
    }

    .about-features {
        grid-template-columns: 1fr;
    }
}