/* ===== AquaKem — Water Recycling & Industrial Reuse | Design System ===== */
        
        :root {
            --paper: #ffffff;
            --paper-2: #f0f7ff;
            --paper-3: #e8f4ff;
            --line: #dbe8f5;
            --line-soft: #eaf0f8;
            
            --blue: #007BFF;
            --blue-deep: #0056c7;
            --blue-bright: #3399FF;
            --blue-soft: #eef4ff;
            
            --gold: #FFC000;
            --gold-soft: #fff3cc;
            --gold-deep: #e6ac00;
            
            --text-ink: #333333;
            --text-ink-dim: #666666;
        }
        
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        
        body {
            font-family: Arial, Helvetica, sans-serif;
            background: var(--paper);
            color: var(--text-ink);
            -webkit-font-smoothing: antialiased;
            line-height: 1.6;
        }
        
        h1, h2, h3, h4 {
            font-family: Arial, Helvetica, sans-serif;
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        
        em { font-style: normal; color: var(--gold); }
        a { text-decoration: none; color: inherit; }
        img { max-width: 100%; display: block; }
        
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== HERO ===== */
        .hero {
            position: relative;
            overflow: hidden;
            color: #ffffff;
            padding: 120px 0 100px;
            background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 60%, #003f9e 100%);
        }
        
        .hero-grid {
            display: grid;
            gap: 48px;
            align-items: center;
        }
        
        @media (min-width: 1024px) {
            .hero-grid { grid-template-columns: 1.15fr 1fr; gap: 64px; }
        }
        
        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 28px;
        }
        
        .eyebrow-bar {
            width: 56px;
            height: 2px;
            background: var(--gold);
        }
        
        .eyebrow-text {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--gold);
        }
        
        .hero h1 {
            font-size: clamp(2.4rem, 5vw, 4.25rem);
            margin-bottom: 28px;
        }
        
        .hero h1 em { color: var(--gold); }
        
        .hero p {
            max-width: 576px;
            font-size: 18px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 36px;
        }
        
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gold);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background 0.2s;
        }
        
        .btn:hover { background: var(--gold-deep); }
        
        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #ffffff;
        }
        
        .btn-ghost:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.1);
        }
        
        .hero-img-wrap {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .hero-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        
        @media (min-width: 1024px) {
            .hero-img-wrap img { aspect-ratio: auto; height: 520px; }
        }
        
        .hero-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(4px);
            color: #ffffff;
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 0.2em;
            padding: 6px 12px;
            border-radius: 4px;
        }
        
        .stats {
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.25);
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 560px;
        }
        
        .stat .v {
            font-size: 30px;
            font-weight: 700;
            color: var(--gold);
        }
        
        .stat .l {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
            text-transform: uppercase;
            letter-spacing: 0.15em;
        }
        
        /* ===== SECTIONS ===== */
        .section {
            padding: 96px 0;
            background: var(--paper);
        }
        
        .section.alt { background: var(--paper-2); }
        
        .section-head {
            text-align: center;
            max-width: 768px;
            margin: 0 auto 64px;
        }
        
        .section-head h2 {
            font-size: clamp(2rem, 3.6vw, 3rem);
            margin-bottom: 20px;
            color: var(--blue-deep);
        }
        
        .section-head p {
            color: var(--text-ink-dim);
            font-size: 18px;
            line-height: 1.6;
        }
        
        /* ===== OVERVIEW ===== */
        .overview {
            display: grid;
            gap: 48px;
        }
        
        @media (min-width: 768px) {
            .overview { grid-template-columns: 1fr 1fr; gap: 64px; }
        }
        
        .overview-text p {
            color: var(--text-ink-dim);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        
        .overview-bullets {
            list-style: none;
            display: grid;
            gap: 16px;
            margin-top: 32px;
        }
        
        .overview-bullets li {
            display: flex;
            gap: 12px;
        }
        
        .overview-bullets li::before {
            content: "→";
            color: var(--gold);
            font-weight: 700;
            flex-shrink: 0;
        }
        
        .overview-bullets li {
            color: var(--text-ink-dim);
            line-height: 1.6;
        }
        
        .overview-img {
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--line);
            box-shadow: 0 8px 24px rgba(0, 123, 255, 0.08);
        }
        
        .overview-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        
        /* ===== CHALLENGES ===== */
        .challenges-grid {
            display: grid;
            gap: 24px;
            margin-top: 64px;
        }
        
        @media (min-width: 768px) {
            .challenges-grid { grid-template-columns: repeat(3, 1fr); }
        }
        
        .challenge-card {
            background: #ffffff;
            border: 1px solid var(--line);
            border-top: 3px solid var(--blue);
            border-radius: 12px;
            padding: 32px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .challenge-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 60px -30px rgba(0, 123, 255, 0.5);
        }
        
        .challenge-tag {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.2em;
            color: var(--blue);
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        
        .challenge-card h3 {
            font-size: 24px;
            margin-bottom: 16px;
            color: var(--blue-deep);
        }
        
        .challenge-points {
            list-style: none;
            display: grid;
            gap: 12px;
            margin-top: 20px;
        }
        
        .challenge-points li {
            display: flex;
            gap: 8px;
            color: var(--text-ink-dim);
            font-size: 14px;
            line-height: 1.6;
        }
        
        .challenge-points li::before {
            content: "•";
            color: var(--gold);
            font-weight: 700;
            flex-shrink: 0;
        }
        
        /* ===== PROGRAMS ===== */
        .programs-head {
            display: grid;
            gap: 32px;
            margin-bottom: 64px;
        }
        
        @media (min-width: 1024px) {
            .programs-head { grid-template-columns: 2fr 1fr 1fr; align-items: end; }
        }
        
        .programs-head h2 {
            color: var(--blue-deep);
        }
        
        .programs-head p {
            color: var(--text-ink-dim);
            font-size: 16px;
            line-height: 1.6;
        }
        
        .programs-grid {
            display: grid;
            gap: 24px;
        }
        
        @media (min-width: 640px) {
            .programs-grid { grid-template-columns: repeat(2, 1fr); }
        }
        
        @media (min-width: 1024px) {
            .programs-grid { grid-template-columns: repeat(4, 1fr); }
        }
        
        .program-card {
            background: #ffffff;
            border: 1px solid var(--line);
            border-top: 3px solid var(--blue);
            border-radius: 12px;
            padding: 32px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .program-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 60px -30px rgba(0, 123, 255, 0.5);
        }
        
        .program-card h3 {
            font-size: 18px;
            margin-bottom: 12px;
            color: var(--blue-deep);

        }
        
        
        .program-code {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.2em;
            color: var(--gold-deep);
            background: var(--paper-2);
            padding: 4px 10px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 12px;
        }
        

        
        .program-card p {
            font-size: 14px;
            color: var(--text-ink-dim);
            line-height: 1.6;
        }
        
        /* ===== TIMELINE ===== */
        .timeline-content {
            position: relative;
            border-left: 2px solid var(--line);
            margin-left: 12px;
            padding-left: 32px;
        }
        
        .timeline-step {
            position: relative;
            margin-bottom: 40px;
        }
        
        .timeline-step:last-child { margin-bottom: 0; }
        
        .timeline-marker {
            position: absolute;
            left: -40px;
            top: 0;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #ffffff;
            border: 2px solid var(--gold);
            box-shadow: 0 0 0 4px rgba(255, 192, 0, 0.15);
        }
        
        .timeline-number {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.2em;
            color: var(--gold-deep);
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        
        .timeline-step h3 {
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--blue-deep);
        }
        
        .timeline-step p {
            color: var(--text-ink-dim);
            line-height: 1.6;
            max-width: 600px;
        }
        
/* ========================================= */
/* RESPONSIVE — AquaKem Water Recycling      */
/* ========================================= */

/* ===== AquaKem — Water Recycling & Industrial Reuse ===== */
/* ===== PC 1920px OPTIMIZATION — larger text, buttons, and cards ===== */

@media (min-width: 1920px) {
  .container {
    max-width: 1600px;
    padding: 0 48px;
  }

  /* ---- HERO ---- */
  .hero {
    padding: 160px 0 140px;
  }

  .hero-grid {
    gap: 80px;
  }

  .hero-eyebrow {
    gap: 18px;
    margin-bottom: 32px;
  }

  .eyebrow-bar {
    width: 72px;
    height: 3px;
  }

  .eyebrow-text {
    font-size: 15px;
    letter-spacing: 4px;
  }

  .hero h1 {
    font-size: clamp(3rem, 5vw, 5rem);
    margin-bottom: 36px;
  }

  .hero p {
    font-size: 22px;
    max-width: 660px;
    margin-bottom: 44px;
    line-height: 1.8;
  }

  .hero-img-wrap img {
    height: 620px;
  }

  .hero-badge {
    font-size: 14px;
    letter-spacing: 0.25em;
    padding: 10px 18px;
    top: 24px;
    left: 24px;
  }

  /* ---- STATS ---- */
  .stats {
    max-width: 680px;
    gap: 40px;
    margin-top: 64px;
    padding-top: 44px;
  }

  .stat .v {
    font-size: 42px;
  }

  .stat .l {
    font-size: 15px;
    letter-spacing: 0.2em;
    margin-top: 6px;
  }

  /* ---- BUTTONS ---- */
  .btn {
    padding: 18px 36px;
    font-size: 17px;
    border-radius: 60px;
    gap: 12px;
  }

  .btn-ghost {
    padding: 18px 36px;
    font-size: 17px;
  }

  /* ---- SECTIONS ---- */
  .section {
    padding: 140px 0;
  }

  .section-head {
    max-width: 900px;
    margin-bottom: 80px;
  }

  .section-head h2 {
    font-size: clamp(2.8rem, 4vw, 4.2rem);
    margin-bottom: 28px;
  }

  .section-head p {
    font-size: 22px;
    line-height: 1.8;
  }

  /* ---- OVERVIEW ---- */
  .overview {
    gap: 80px;
  }

  .overview-text p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 24px;
  }

  .overview-bullets {
    gap: 20px;
    margin-top: 36px;
  }

  .overview-bullets li {
    font-size: 18px;
    line-height: 1.7;
    gap: 16px;
  }

  .overview-bullets li::before {
    font-size: 20px;
  }

  .overview-img {
    border-radius: 16px;
  }

  .overview-img img {
    aspect-ratio: 4/3;
  }

  /* ---- CHALLENGES CARDS ---- */
  .challenges-grid {
    gap: 32px;
    margin-top: 72px;
  }

  .challenge-card {
    padding: 44px 40px;
    border-radius: 18px;
    border-top-width: 4px;
    min-height: 300px;
  }

  .challenge-tag {
    font-size: 14px;
    letter-spacing: 0.25em;
    margin-bottom: 20px;
  }

  .challenge-card h3 {
    font-size: 28px;
    margin-bottom: 18px;
  }

  .challenge-points {
    gap: 14px;
    margin-top: 24px;
  }

  .challenge-points li {
    font-size: 17px;
    line-height: 1.7;
    gap: 12px;
  }

  .challenge-points li::before {
    font-size: 18px;
  }

  /* ---- PROGRAMS ---- */
  .programs-head {
    gap: 40px;
    margin-bottom: 72px;
  }

  .programs-head p {
    font-size: 18px;
    line-height: 1.7;
  }

  .programs-grid {
    gap: 32px;
  }

  .program-card {
    padding: 36px 32px;
    border-radius: 18px;
    border-top-width: 4px;
    min-height: 240px;
  }

  .program-code {
    font-size: 14px;
    letter-spacing: 0.25em;
    padding: 6px 14px;
    margin-bottom: 16px;
  }

  .program-card h3 {
    font-size: 22px;
    margin-bottom: 14px;
  }

  .program-card p {
    font-size: 17px;
    line-height: 1.7;
  }

  /* ---- TIMELINE ---- */
  .timeline-content {
    padding-left: 44px;
    margin-left: 16px;
    border-left-width: 3px;
  }

  .timeline-step {
    margin-bottom: 48px;
  }

  .timeline-marker {
    left: -48px;
    width: 22px;
    height: 22px;
    border-width: 3px;
    box-shadow: 0 0 0 6px rgba(255, 192, 0, 0.15);
  }

  .timeline-number {
    font-size: 14px;
    letter-spacing: 0.25em;
    margin-bottom: 10px;
  }

  .timeline-step h3 {
    font-size: 26px;
    margin-bottom: 14px;
  }

  .timeline-step p {
    font-size: 18px;
    line-height: 1.8;
    max-width: 680px;
  }

  /* ---- ALL CARDS HOVER ---- */
  .challenge-card:hover,
  .program-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 72px -32px rgba(0, 123, 255, 0.25);
  }

  .challenge-card,
  .program-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
  }

  /* ---- SECTION ALT ---- */
  .section.alt {
    background: var(--paper-2);
  }

  /* ---- RESPONSIVE ADJUSTMENTS FOR ULTRA-WIDE ---- */
  @media (max-width: 1920px) and (min-width: 1600px) {
    .container {
      max-width: 1560px;
    }
  }
}

/* ✅ شاشات كبيرة جداً (1440–1919px) */
@media (min-width: 1440px) and (max-width: 1919px) {
  .container {
    max-width: 1360px;
    padding: 0 32px;
  }

  .hero {
    padding: 130px 0 110px;
  }

  .hero-grid {
    gap: 72px;
  }

  .hero-img-wrap img {
    height: 560px;
  }

  .section {
    padding: 110px 0;
  }

  .challenges-grid,
  .programs-grid {
    gap: 28px;
  }
}

/* ✅ حاسوب عادي (1200–1439px) */
@media (min-width: 1200px) and (max-width: 1439px) {
  .container {
    max-width: 1160px;
    padding: 0 24px;
  }

  .hero {
    padding: 110px 0 90px;
  }

  .hero-grid {
    gap: 56px;
  }

  .hero h1 {
    font-size: 3.6rem;
  }

  .hero p {
    font-size: 17px;
  }

  .hero-img-wrap img {
    height: 480px;
  }

  .section {
    padding: 96px 0;
  }

  .challenges-grid,
  .programs-grid {
    gap: 22px;
  }

  .program-card {
    padding: 22px;
  }

  .challenge-card {
    padding: 28px;
  }
}

/* ✅ لابتوب صغير (1025–1199px) */
@media (min-width: 1025px) and (max-width: 1199px) {
  .container {
    max-width: 100%;
    padding: 0 32px;
  }

  .hero {
    padding: 96px 0 80px;
  }

  .hero-grid {
    grid-template-columns: 1.1fr 1fr;
    gap: 44px;
  }

  .hero h1 {
    font-size: 3rem;
    margin-bottom: 22px;
  }

  .hero p {
    font-size: 16px;
    margin-bottom: 28px;
  }

  .hero-img-wrap img {
    height: 440px;
  }

  .stats {
    gap: 20px;
    margin-top: 40px;
    padding-top: 26px;
    max-width: 100%;
  }

  .stat .v {
    font-size: 26px;
  }

  .stat .l {
    font-size: 11px;
  }

  .section {
    padding: 84px 0;
  }

  .section-head {
    margin-bottom: 52px;
  }

  .section-head h2 {
    font-size: 2.4rem;
  }

  .overview {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }

  .challenges-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 48px;
  }

  .programs-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .program-card {
    padding: 20px;
  }

  .program-card h3 {
    font-size: 17px;
  }

  .challenge-card {
    padding: 26px;
  }

  .challenge-card h3 {
    font-size: 22px;
  }

  .programs-head {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 24px;
    margin-bottom: 48px;
  }
}

/* ✅ تابلت أفقي (768–1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
  .container {
    padding: 0 28px;
  }

  .hero {
    padding: 88px 0 72px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-eyebrow {
    margin-bottom: 20px;
  }

  .hero h1 {
    font-size: 2.6rem;
    margin-bottom: 20px;
  }

  .hero p {
    font-size: 16px;
    max-width: 100%;
    margin-bottom: 28px;
  }

  .hero-img-wrap img {
    aspect-ratio: 16/9;
    height: auto;
  }

  .stats {
    max-width: 100%;
    gap: 20px;
    margin-top: 40px;
    padding-top: 28px;
  }

  .stat .v {
    font-size: 26px;
  }

  .section {
    padding: 76px 0;
  }

  .section-head {
    margin-bottom: 48px;
  }

  .section-head h2 {
    font-size: 2.1rem;
  }

  .section-head p {
    font-size: 16px;
  }

  .overview {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .challenges-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 44px;
  }

  .challenges-grid .challenge-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    max-width: 560px;
    margin: 0 auto;
    width: 100%;
  }

  .challenge-card {
    padding: 26px;
  }

  .challenge-card h3 {
    font-size: 21px;
  }

  .programs-head {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 48px;
  }

  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .program-card {
    padding: 22px;
  }

  .program-card h3 {
    font-size: 18px;
  }

  .timeline-content {
    padding-left: 28px;
  }

  .timeline-step {
    margin-bottom: 32px;
  }

  .timeline-step h3 {
    font-size: 19px;
  }
}

/* ✅ تابلت عمودي (600–767px) */
@media (min-width: 600px) and (max-width: 767px) {
  .container {
    padding: 0 24px;
  }

  .hero {
    padding: 76px 0 64px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero-eyebrow {
    margin-bottom: 18px;
    gap: 10px;
  }

  .eyebrow-bar {
    width: 42px;
  }

  .eyebrow-text {
    font-size: 11px;
    letter-spacing: 2px;
  }

  .hero h1 {
    font-size: 2.3rem;
    margin-bottom: 18px;
  }

  .hero p {
    font-size: 16px;
    max-width: 100%;
    margin-bottom: 26px;
  }

  .hero-actions {
    gap: 14px;
  }

  .hero-img-wrap img {
    aspect-ratio: 16/10;
    height: auto;
  }

  .stats {
    max-width: 100%;
    gap: 18px;
    margin-top: 36px;
    padding-top: 24px;
  }

  .stat .v {
    font-size: 24px;
  }

  .stat .l {
    font-size: 11px;
  }

  .section {
    padding: 68px 0;
  }

  .section-head {
    margin-bottom: 44px;
  }

  .section-head h2 {
    font-size: 1.9rem;
  }

  .section-head p {
    font-size: 15px;
  }

  .overview {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .overview-img img {
    aspect-ratio: 16/10;
  }

  .challenges-grid {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 40px;
  }

  .challenge-card {
    padding: 26px;
  }

  .challenge-card h3 {
    font-size: 21px;
  }

  .programs-head {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 40px;
  }

  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .program-card {
    padding: 22px;
  }

  .program-card h3 {
    font-size: 17px;
  }

  .timeline-content {
    padding-left: 24px;
    margin-left: 8px;
  }

  .timeline-step {
    margin-bottom: 32px;
  }

  .timeline-marker {
    left: -32px;
    width: 14px;
    height: 14px;
  }

  .timeline-step h3 {
    font-size: 19px;
  }

  .btn {
    padding: 12px 22px;
    font-size: 13px;
  }
}

/* ✅ هاتف عادي (481–599px) */
@media (min-width: 481px) and (max-width: 599px) {
  .container {
    padding: 0 20px;
  }

  .hero {
    padding: 64px 0 56px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-eyebrow {
    margin-bottom: 16px;
    gap: 10px;
  }

  .eyebrow-bar {
    width: 36px;
  }

  .eyebrow-text {
    font-size: 10px;
    letter-spacing: 2px;
  }

  .hero h1 {
    font-size: 2rem;
    margin-bottom: 16px;
  }

  .hero p {
    font-size: 15px;
    margin-bottom: 24px;
  }

  .hero-actions {
    gap: 12px;
  }

  .hero-img-wrap img {
    aspect-ratio: 16/10;
    height: auto;
  }

  .hero-badge {
    font-size: 10px;
    padding: 5px 10px;
  }

  .stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 32px;
    padding-top: 22px;
  }

  .stat .v {
    font-size: 20px;
  }

  .stat .l {
    font-size: 10px;
    letter-spacing: 0.1em;
  }

  .section {
    padding: 60px 0;
  }

  .section-head {
    margin-bottom: 36px;
  }

  .section-head h2 {
    font-size: 1.7rem;
  }

  .section-head p {
    font-size: 15px;
  }

  .overview {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .overview-img img {
    aspect-ratio: 16/10;
  }

  .challenges-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 32px;
  }

  .challenge-card {
    padding: 24px 20px;
  }

  .challenge-card h3 {
    font-size: 19px;
  }

  .challenge-tag {
    font-size: 11px;
    letter-spacing: 0.15em;
  }

  .programs-head {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 36px;
  }

  .programs-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .program-card {
    padding: 22px 20px;
  }

  .program-card h3 {
    font-size: 17px;
  }

  .timeline-content {
    padding-left: 22px;
    margin-left: 6px;
  }

  .timeline-step {
    margin-bottom: 28px;
  }

  .timeline-marker {
    left: -30px;
    width: 12px;
    height: 12px;
  }

  .timeline-step h3 {
    font-size: 18px;
  }

  .timeline-step p {
    font-size: 14px;
  }

  .btn {
    width: 100%;
    justify-content: center;
    padding: 13px 22px;
    font-size: 13px;
  }

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

/* ✅ هاتف صغير (<480px) */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 56px 0 48px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-eyebrow {
    margin-bottom: 14px;
    gap: 8px;
  }

  .eyebrow-bar {
    width: 30px;
  }

  .eyebrow-text {
    font-size: 10px;
    letter-spacing: 1.5px;
  }

  .hero h1 {
    font-size: 1.7rem;
    line-height: 1.2;
    margin-bottom: 14px;
  }

  .hero p {
    font-size: 14px;
    line-height: 1.65;
    margin-bottom: 22px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    width: 100%;
  }

  .btn {
    width: 100%;
    justify-content: center;
    padding: 13px 20px;
    font-size: 12px;
  }

  .hero-img-wrap {
    border-radius: 8px;
  }

  .hero-img-wrap img {
    aspect-ratio: 4/3;
    height: auto;
  }

  .hero-badge {
    font-size: 9px;
    padding: 5px 8px;
    letter-spacing: 1.5px;
    top: 10px;
    left: 10px;
  }

  .stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 28px;
    padding-top: 20px;
    max-width: 100%;
  }

  .stat .v {
    font-size: 18px;
  }

  .stat .l {
    font-size: 9px;
    letter-spacing: 0.1em;
    margin-top: 2px;
  }

  .section {
    padding: 52px 0;
  }

  .section-head {
    margin-bottom: 32px;
  }

  .section-head h2 {
    font-size: 1.5rem;
    line-height: 1.2;
  }

  .section-head p {
    font-size: 14px;
  }

  .overview {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .overview-text p {
    font-size: 14px;
  }

  .overview-bullets {
    gap: 12px;
    margin-top: 24px;
  }

  .overview-bullets li {
    font-size: 14px;
  }

  .overview-img {
    border-radius: 10px;
  }

  .overview-img img {
    aspect-ratio: 4/3;
  }

  .challenges-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 28px;
  }

  .challenge-card {
    padding: 22px 18px;
    border-radius: 10px;
  }

  .challenge-tag {
    font-size: 10px;
    letter-spacing: 0.15em;
    margin-bottom: 12px;
  }

  .challenge-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
  }

  .challenge-points li {
    font-size: 13px;
  }

  .programs-head {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 32px;
  }

  .programs-head p {
    font-size: 14px;
  }

  .programs-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .program-card {
    padding: 20px 18px;
    border-radius: 10px;
  }

  .program-code {
    font-size: 10px;
    letter-spacing: 0.15em;
    padding: 3px 9px;
  }

  .program-card h3 {
    font-size: 16px;
    margin-bottom: 10px;
  }

  .program-card p {
    font-size: 13px;
  }

  .timeline-content {
    padding-left: 20px;
    margin-left: 4px;
  }

  .timeline-step {
    margin-bottom: 26px;
  }

  .timeline-marker {
    left: -28px;
    width: 12px;
    height: 12px;
    box-shadow: 0 0 0 3px rgba(255, 192, 0, 0.15);
  }

  .timeline-number {
    font-size: 10px;
    letter-spacing: 0.15em;
    margin-bottom: 6px;
  }

  .timeline-step h3 {
    font-size: 17px;
    margin-bottom: 10px;
  }

  .timeline-step p {
    font-size: 13px;
    line-height: 1.6;
  }
}

/* ✅ هواتف صغيرة جداً (<360px) — احتياطي */
@media (max-width: 359px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .section-head h2 {
    font-size: 1.35rem;
  }

  .stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .stat .v {
    font-size: 22px;
  }
}