/**
 * Custom stylesheet for Real Estate Marketing (التسويق العقاري)
 * RTL-optimized, highly interactive, with 3D flips, campaign simulator, and timelines.
 */

:root {
    --rem-bg-dark: #130a24;
    --rem-bg-dark-card: rgba(23, 14, 43, 0.96);
    --rem-primary: #8566B1;
    --rem-primary-hover: #7252a1;
    --rem-primary-glow: rgba(133, 102, 177, 0.15);
    --rem-gold: #D9A05B;
    --rem-gold-light: rgba(217, 160, 91, 0.1);
    --rem-sand: #B6ADA5;
    --rem-dark: #2D2D2D;
    --rem-border: rgba(133, 102, 177, 0.12);
    --rem-radius: 16px;
    --rem-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ---------------------------------------------------------
   Section 1: Split Screen Hero & Campaign Visualizer (Light Theme)
   --------------------------------------------------------- */
.rem-page .hero {
    background: radial-gradient(circle at 20% 30%, rgba(133, 102, 177, 0.05), transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(182, 173, 165, 0.08), transparent 50%),
                linear-gradient(135deg, #ffffff 0%, #faf8fc 100%);
    color: var(--rem-dark);
    padding: 110px 0 130px;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid rgba(133, 102, 177, 0.08);
}

.rem-page .hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to top, #faf9fb, transparent);
    z-index: 2;
}

.rem-page .hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.rem-page .hero-copy .eyebrow {
    color: var(--rem-gold);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 15px;
    display: inline-block;
    background: rgba(217, 160, 91, 0.08);
    padding: 6px 14px;
    border-radius: 50px;
}

.rem-page .hero-copy h1 {
    font-size: clamp(32px, 3.5vw, 48px);
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--rem-dark);
}

.rem-page .hero-copy .lead {
    font-size: 17px;
    color: rgba(45, 45, 45, 0.75);
    margin-bottom: 35px;
    line-height: 1.8;
}

.rem-page .hero-actions {
    display: flex;
    gap: 15px;
}

/* Campaign Simulator Panel */
.rem-page .kashaf-campaign-simulator {
    background: #ffffff;
    border: 1px solid rgba(133, 102, 177, 0.14);
    border-radius: 28px;
    padding: 28px;
    box-shadow: 0 30px 60px -15px rgba(133, 102, 177, 0.18),
                0 0 1px rgba(133, 102, 177, 0.25) inset;
    position: relative;
    transition: var(--rem-transition);
}

/* Panel Badge */
.rem-page .panel-badge {
    font-size: 11px;
    font-weight: 700;
    color: var(--rem-gold);
    background: var(--rem-gold-light);
    padding: 4px 10px;
    border-radius: 50px;
    border: 1px solid rgba(217, 160, 91, 0.2);
}

/* Simulator Display Area */
.rem-page .sim-display {
    background: #faf9fb;
    border: 1px solid rgba(133, 102, 177, 0.06);
    border-radius: 18px;
    padding: 22px;
    margin-top: 4px;
}

/* Metrics Grid: 2x2 */
.rem-page .sim-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 18px;
}

.rem-page .sim-metric-box {
    background: #ffffff;
    border: 1px solid rgba(133, 102, 177, 0.08);
    border-radius: 12px;
    padding: 14px 12px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    transition: var(--rem-transition);
}

.rem-page .sim-metric-box:hover {
    border-color: rgba(133, 102, 177, 0.2);
    box-shadow: 0 4px 12px rgba(133, 102, 177, 0.06);
}

.rem-page .sim-metric-num {
    font-size: 20px;
    font-weight: 900;
    color: var(--rem-primary);
    line-height: 1;
    transition: opacity 0.2s ease;
}

.rem-page .sim-metric-num.gold {
    color: var(--rem-gold);
}

.rem-page .sim-metric-label {
    font-size: 11px;
    color: rgba(45, 45, 45, 0.55);
    font-weight: 600;
    line-height: 1.3;
}

/* Budget Bar Chart */
.rem-page .sim-chart-wrap {
    background: #ffffff;
    border: 1px solid rgba(133, 102, 177, 0.08);
    border-radius: 12px;
    padding: 14px 16px;
}

.rem-page .sim-bar-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--rem-dark);
    margin-bottom: 8px;
}

.rem-page #bar-percentage {
    color: var(--rem-primary);
    font-size: 14px;
}

.rem-page .sim-bar-container {
    background: rgba(133, 102, 177, 0.08);
    height: 10px;
    border-radius: 6px;
    overflow: hidden;
}

.rem-page .sim-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--rem-primary), var(--rem-gold));
    border-radius: 6px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.rem-page .sim-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(133, 102, 177, 0.06);
    padding-bottom: 12px;
    margin-bottom: 18px;
}

.rem-page .sim-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--rem-dark);
    display: flex;
    align-items: center;
    gap: 6px;
}

.rem-page .sim-pulse {
    width: 8px;
    height: 8px;
    background-color: var(--rem-primary);
    border-radius: 50%;
    animation: simPulse 2s infinite;
}

.rem-page .sim-selector {
    display: flex;
    gap: 6px;
    margin-bottom: 18px;
    background: rgba(133, 102, 177, 0.05);
    padding: 4px;
    border-radius: 12px;
    border: 1px solid rgba(133, 102, 177, 0.05);
}

.rem-page .sim-tab-btn {
    background: transparent;
    border: none;
    padding: 8px 12px;
    font-size: 12.5px;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--rem-transition);
    color: rgba(45, 45, 45, 0.6);
    flex-grow: 1;
    font-family: inherit;
}

.rem-page .sim-tab-btn.active {
    background: var(--rem-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(133, 102, 177, 0.15);
}


@keyframes simPulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.5; }
}



/* ---------------------------------------------------------
   Section 2: 3D Flip Diagnostic Cards (Challenges)
   --------------------------------------------------------- */
.rem-page .diagnostic-section {
    background-color: #faf9fb;
    padding: 100px 0;
}

.rem-page .diagnostic-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 35px;
    margin-top: 50px;
}

.rem-page .challenge-card-wrap {
    perspective: 1000px;
    height: 230px;
}

.rem-page .challenge-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    cursor: pointer;
}

/* Hover rotation */
.rem-page .challenge-card-wrap:hover .challenge-card-inner,
.rem-page .challenge-card-inner.flipped {
    transform: rotateY(180deg);
}

.rem-page .challenge-card-front,
.rem-page .challenge-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: var(--rem-radius);
    padding: 30px;
    border: 1px solid var(--rem-border);
    box-shadow: 0 10px 30px rgba(45, 45, 45, 0.03);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Card Front (Rigid market problem) */
.rem-page .challenge-card-front {
    background: #ffffff;
    color: var(--rem-dark);
}

.rem-page .challenge-icon-wrap {
    width: 48px;
    height: 48px;
    background: rgba(220, 38, 38, 0.08);
    color: #dc2626;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 20px;
}

.rem-page .challenge-card-front h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--rem-dark);
}

.rem-page .challenge-card-front p {
    font-size: 13.5px;
    color: rgba(45, 45, 45, 0.65);
    margin: 0;
    line-height: 1.6;
}

.rem-page .flip-indicator {
    font-size: 11px;
    color: var(--rem-primary);
    margin-top: 15px;
    align-self: flex-start;
    font-weight: 700;
}

/* Card Back (Kashaf solution) */
.rem-page .challenge-card-back {
    background: var(--rem-bg-dark-card);
    color: #ffffff;
    transform: rotateY(180deg);
    border-color: var(--rem-primary);
}

.rem-page .solution-icon-wrap {
    width: 48px;
    height: 48px;
    background: var(--rem-primary-glow);
    color: var(--rem-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 20px;
    border: 1px solid rgba(133, 102, 177, 0.2);
}

.rem-page .challenge-card-back h3 {
    font-size: 18px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 10px;
}

.rem-page .challenge-card-back p {
    font-size: 13.5px;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
    line-height: 1.7;
}

/* ---------------------------------------------------------
   Section 3: Interactive Stepper (Methodology)
   --------------------------------------------------------- */
.rem-page .stepper-section {
    padding: 100px 0;
}

.rem-page .methodology-stepper {
    margin-top: 50px;
    background: #ffffff;
    border: 1px solid var(--rem-border);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(45, 45, 45, 0.04);
}

/* Stepper Header Timeline Line */
.rem-page .stepper-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-bottom: 50px;
    padding: 0 40px;
}

.rem-page .stepper-timeline::before {
    content: '';
    position: absolute;
    top: 25px;
    left: 40px;
    right: 40px;
    height: 2px;
    background: rgba(182, 173, 165, 0.25);
    z-index: 1;
}

.rem-page .timeline-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
    background: #ffffff;
    cursor: pointer;
    position: relative;
}

.rem-page .node-dot {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid rgba(182, 173, 165, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    color: var(--rem-sand);
    transition: var(--rem-transition);
}

.rem-page .timeline-node:hover .node-dot {
    border-color: var(--rem-primary);
    color: var(--rem-primary);
}

.rem-page .timeline-node.active .node-dot {
    background: var(--rem-primary);
    border-color: var(--rem-primary);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(133, 102, 177, 0.4);
}

.rem-page .node-label {
    margin-top: 12px;
    font-size: 14px;
    font-weight: 700;
    color: rgba(45, 45, 45, 0.6);
    transition: var(--rem-transition);
}

.rem-page .timeline-node.active .node-label {
    color: var(--rem-primary);
}

/* Timeline content panel */
.rem-page .stepper-panel {
    background: #faf9fb;
    border-radius: 18px;
    padding: 35px;
    border: 1px solid var(--rem-border);
    min-height: 220px;
}

.rem-page .stepper-content {
    display: none;
    opacity: 0;
    transform: translateY(15px);
    transition: all 0.35s ease;
}

.rem-page .stepper-content.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.rem-page .stepper-content h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--rem-dark);
    margin-bottom: 12px;
}

.rem-page .stepper-content p {
    font-size: 15px;
    color: rgba(45, 45, 45, 0.7);
    line-height: 1.8;
    margin: 0;
}

/* Mobile Stepper (Hidden on desktop, shown on mobile) */
.rem-page .stepper-mobile-list {
    display: none;
    margin-top: 35px;
}

.rem-page .mobile-step-card {
    background: #ffffff;
    border: 1px solid var(--rem-border);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 20px;
    position: relative;
    box-shadow: 0 4px 15px rgba(45, 45, 45, 0.02);
}

.rem-page .mobile-step-card::before {
    content: '';
    position: absolute;
    top: 25px;
    right: -10px;
    width: 20px;
    height: 20px;
    background: var(--rem-primary-glow);
    border-radius: 50%;
    z-index: -1;
}

.rem-page .mobile-step-num {
    font-size: 12px;
    font-weight: 800;
    color: var(--rem-gold);
    background: var(--rem-gold-light);
    padding: 4px 12px;
    border-radius: 50px;
    display: inline-block;
    margin-bottom: 10px;
}

.rem-page .mobile-step-card h3 {
    font-size: 17px;
    font-weight: 800;
    color: var(--rem-dark);
    margin-bottom: 10px;
}

.rem-page .mobile-step-card p {
    font-size: 13.5px;
    color: rgba(45, 45, 45, 0.75);
    line-height: 1.7;
    margin: 0;
}

/* ---------------------------------------------------------
   Section 4: Marketing Sectors - 4-Column Pillar Cards
   --------------------------------------------------------- */
.rem-page .grid-4-cols {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.rem-page .pillar-card-v2 {
    background: #ffffff;
    border: 1px solid var(--rem-border);
    border-radius: 20px;
    padding: 30px 24px;
    transition: var(--rem-transition);
    text-align: right;
    position: relative;
    overflow: hidden;
}

.rem-page .pillar-card-v2::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, var(--rem-primary-glow), transparent 70%);
    border-radius: 0 20px 0 80px;
}

.rem-page .pillar-card-v2:hover {
    border-color: rgba(133, 102, 177, 0.3);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(133, 102, 177, 0.1);
}

.rem-page .pillar-icon-v2 {
    width: 52px;
    height: 52px;
    background: var(--rem-primary-glow);
    border: 1px solid rgba(133, 102, 177, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rem-primary);
    margin-bottom: 20px;
}

.rem-page .pillar-card-v2 h3 {
    font-size: 17px;
    font-weight: 800;
    color: var(--rem-dark);
    margin-bottom: 10px;
}

.rem-page .pillar-card-v2 p {
    font-size: 13.5px;
    color: rgba(45, 45, 45, 0.65);
    line-height: 1.7;
    margin: 0;
}

/* ---------------------------------------------------------
   Section 5: Pricing Packages
   --------------------------------------------------------- */
.rem-page .packages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 50px;
    align-items: stretch;        /* uniform card heights across the row */
}

.rem-page .package-card {
    background: #ffffff;
    border: 1px solid var(--rem-border);
    border-radius: 24px;
    padding: 36px 30px;
    position: relative;
    transition: var(--rem-transition);
    display: flex;               /* column layout so the CTA pins to the bottom */
    flex-direction: column;
    height: 100%;
}

/* Features fill the available space; the CTA sits flush at the card bottom,
   keeping all three cards aligned regardless of how many features each lists. */
.rem-page .package-card .package-features {
    flex: 1 0 auto;
}
.rem-page .package-card .btn {
    margin-top: auto;
}

.rem-page .package-card:hover {
    border-color: rgba(133, 102, 177, 0.25);
    box-shadow: 0 16px 40px rgba(133, 102, 177, 0.08);
    transform: translateY(-4px);
}

.rem-page .package-card.popular {
    background: var(--rem-bg-dark-card);
    border-color: var(--rem-primary);
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(133, 102, 177, 0.2);
}

.rem-page .package-card.popular:hover {
    transform: translateY(-12px);
}

.rem-page .package-badge {
    background: var(--rem-gold);
    color: #ffffff;
    font-size: 11px;
    font-weight: 800;
    padding: 5px 14px;
    border-radius: 50px;
    position: absolute;
    top: -14px;
    right: 30px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.rem-page .package-card h3 {
    font-size: 22px;
    font-weight: 900;
    color: var(--rem-dark);
    margin-bottom: 24px;
    text-align: center;
}

.rem-page .package-card.popular h3 {
    color: #ffffff;
}

.rem-page .package-features {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
}

.rem-page .package-features li {
    font-size: 14px;
    color: rgba(45, 45, 45, 0.75);
    padding: 10px 0;
    padding-right: 28px; /* Safety margin for checkmark on the right */
    padding-left: 0;
    border-bottom: 1px solid rgba(133, 102, 177, 0.06);
    position: relative; /* Base for absolute checkmark */
    line-height: 1.5;
}

.rem-page .package-card.popular .package-features li {
    color: rgba(255, 255, 255, 0.8);
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.rem-page .package-features li::before {
    content: '✓';
    color: var(--rem-primary);
    font-weight: 900;
    position: absolute;
    right: 0;
    top: 10px; /* Align vertically with text */
    margin: 0;
    font-size: 14px;
}

.rem-page .package-card.popular .package-features li::before {
    color: var(--rem-gold);
}

.rem-page .package-features li:last-child {
    border-bottom: none;
}

/* ---------------------------------------------------------
   Section 6: FAQ Accordion
   --------------------------------------------------------- */
.rem-page .faq-list {
    margin-top: 40px;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
}

.rem-page .faq-item {
    border: 1px solid var(--rem-border);
    border-radius: 16px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--rem-transition);
    background: #ffffff;
}

.rem-page .faq-item:hover,
.rem-page .faq-item.active {
    border-color: rgba(133, 102, 177, 0.25);
    box-shadow: 0 8px 24px rgba(133, 102, 177, 0.07);
}

.rem-page .faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 26px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    color: var(--rem-dark);
    gap: 16px;
    transition: var(--rem-transition);
}

.rem-page .faq-question:hover {
    color: var(--rem-primary);
}

.rem-page .faq-item.active .faq-question {
    color: var(--rem-primary);
}

.rem-page .faq-icon {
    color: var(--rem-primary);
    font-size: 14px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.rem-page .faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.rem-page .faq-answer {
    display: none;
    padding: 0 26px 22px;
    border-top: 1px solid var(--rem-border);
}

.rem-page .faq-item.active .faq-answer {
    display: block;
}

.rem-page .faq-answer p {
    font-size: 14.5px;
    color: rgba(45, 45, 45, 0.7);
    line-height: 1.85;
    margin: 16px 0 0 0;
}

/* ---------------------------------------------------------
   Section 7: CTA Section with Form
   --------------------------------------------------------- */
.rem-page .cta-section {
    background: var(--rem-bg-dark);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.rem-page .cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(133, 102, 177, 0.12), transparent 60%);
    border-radius: 50%;
}

.rem-page .cta-section::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(217, 160, 91, 0.08), transparent 60%);
    border-radius: 50%;
}

.rem-page .cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.rem-page .cta-copy h2 {
    font-size: clamp(26px, 3vw, 40px);
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 18px;
    line-height: 1.35;
}

.rem-page .cta-copy h2 span {
    color: var(--rem-gold);
}

.rem-page .cta-copy > p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 28px;
}

.rem-page .cta-features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.rem-page .cta-features-list li {
    font-size: 14.5px;
    color: rgba(255, 255, 255, 0.8);
    padding: 9px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.rem-page .cta-features-list li::before {
    content: '◆';
    color: var(--rem-gold);
    font-size: 8px;
    flex-shrink: 0;
}

.rem-page .cta-features-list li:last-child {
    border-bottom: none;
}

.rem-page .cta-form-container {
    background: #ffffff;
    border-radius: 24px;
    padding: 36px 32px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.25);
}

.rem-page .cta-form-container h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--rem-dark);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--rem-border);
}

/* Section Header (shared) */
.rem-page .section-header {
    text-align: center;
    margin-bottom: 10px;
}

.rem-page .section-header .eyebrow {
    color: var(--rem-gold);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: inline-block;
    background: var(--rem-gold-light);
    padding: 5px 14px;
    border-radius: 50px;
    margin-bottom: 14px;
}

.rem-page .section-header h2 {
    font-size: clamp(26px, 3vw, 38px);
    font-weight: 900;
    color: var(--rem-dark);
    margin-bottom: 14px;
    line-height: 1.3;
}

.rem-page .section-header p {
    font-size: 16px;
    color: rgba(45, 45, 45, 0.6);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.75;
}

/* Background Variants */
.rem-page .bg-light {
    background-color: #faf9fb;
}

.rem-page .kashaf-section {
    padding: 100px 0;
}

/* ---------------------------------------------------------
   Responsive Media Queries
   --------------------------------------------------------- */
@media (max-width: 991px) {
    .rem-page .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .rem-page .hero-actions {
        justify-content: center;
    }
    
    .rem-page .diagnostic-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .rem-page .challenge-card-wrap {
        height: 200px;
    }
    
    .rem-page .methodology-stepper {
        display: none;
    }
    
    .rem-page .stepper-mobile-list {
        display: block;
    }
    
    .rem-page .grid-4-cols {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .rem-page .packages-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .rem-page .package-card.popular {
        transform: none;
    }
    
    .rem-page .cta-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .rem-page .hero-image-wrap {
        order: initial; /* Natural order: copy first, simulator second */
    }
}

@media (max-width: 767px) {
    .rem-page .hero {
        padding: 80px 0 100px;
    }
    
    .rem-page .kashaf-section {
        padding: 70px 0;
    }
    
    .rem-page .cta-section {
        padding: 70px 0;
    }
    
    .rem-page .diagnostic-section {
        padding: 70px 0;
    }
    
    .rem-page .stepper-section {
        padding: 70px 0;
    }
}

@media (max-width: 575px) {
    .rem-page .hero-actions {
        flex-direction: column;
    }
    
    .rem-page .hero-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .rem-page .sim-metrics {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    
    /* No flip on touch: show each challenge as ONE card — problem on top,
       solution directly below — instead of two stacked cards plus a dead
       "أظهر الحل الذكي" hint. */
    .rem-page .challenge-card-wrap {
        height: auto;
        min-height: 0;
        border-radius: var(--rem-radius);
        box-shadow: 0 10px 30px rgba(45, 45, 45, 0.05);
    }
    .rem-page .challenge-card-inner {
        transform: none !important;
    }
    .rem-page .challenge-card-front,
    .rem-page .challenge-card-back {
        position: static;
        height: auto;
        backface-visibility: visible;
        transform: none;
        padding: 22px;
        box-shadow: none;
    }
    .rem-page .challenge-card-front {
        border-radius: var(--rem-radius) var(--rem-radius) 0 0;
        border-bottom: none;
    }
    .rem-page .challenge-card-back {
        margin-top: 0;
        border-radius: 0 0 var(--rem-radius) var(--rem-radius);
        border-top: 1px dashed var(--rem-border);
    }
    .rem-page .flip-indicator {
        display: none;
    }
    
    .rem-page .grid-4-cols {
        grid-template-columns: 1fr;
    }
    
    .rem-page .packages-grid {
        max-width: 100%;
    }
    
    .rem-page .cta-form-container {
        padding: 24px 20px;
    }
    
    .rem-page .faq-question {
        font-size: 14px;
        padding: 18px 20px;
    }
    
    .rem-page .faq-answer {
        padding: 0 20px 18px;
    }
}