/* CSS Variables for Premium Dark Theme */
:root {
    --bg-color: #000000;
    --surface-color: #0a0a0a;
    --surface-light: #121212;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-color: #ffffff;
    --border-color: #333333;
    --glow-color: rgba(255, 255, 255, 0.05);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background-color: var(--text-primary);
    color: var(--bg-color);
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: background 0.4s, box-shadow 0.4s, padding 0.4s;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 24px rgba(255, 255, 255, 0.05);
    padding: 14px 5%;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.nav-logo span {
    color: var(--text-primary);
    font-style: normal;
}

.nav-back {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 10px 22px;
    border-radius: 50px;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-decoration: none;
}

.nav-back:hover {
    background: white;
    color: black;
    border-color: white;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 0 5%;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, rgba(0,0,0,0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5%;
}

/* Screen Sections */
.screen-section {
    padding: 8rem 0;
    position: relative;
}

.screen-section:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 100px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.1), rgba(255,255,255,0));
}

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

/* On desktop, make the reverse layout swap the text and visual */
@media (min-width: 993px) {
    .reverse-layout .screen-text {
        order: 2;
    }
    .reverse-layout .screen-visual {
        order: 1;
    }
}

.screen-text {
    max-width: 500px;
}

.screen-number {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    color: var(--surface-light);
    line-height: 1;
    display: block;
    margin-bottom: 1rem;
}

.screen-text h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    line-height: 1.2;
}

.screen-text .highlight {
    color: var(--text-secondary);
    font-weight: 400;
}

.screen-text p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    font-weight: 300;
    line-height: 1.7;
}

/* Mockup Placeholder */
.screen-visual {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
}

/* Add a subtle glow behind the mockups */
.screen-visual::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 0;
}

.mockup-placeholder {
    width: 320px;
    height: 680px;
    background-color: var(--surface-color);
    border: 12px solid #0a0a0a; /* Sleek black phone bezel */
    border-radius: 46px; /* Smooth rounded corners */
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
    /* Outer highlight + premium shadow matching the requested design */
    box-shadow: 
        0 0 0 2px #262626, /* Silver-grey outer metal body rim */
        0 0 0 4.5px #ffffff, /* White high-contrast outer highlight */
        0 25px 50px -12px rgba(0, 0, 0, 0.9);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
    overflow: hidden;
}


.mockup-placeholder img {
    object-fit: fill !important;
}

.mockup-placeholder:hover {
    transform: translateY(-10px);
    box-shadow: 
        0 0 0 2px #262626,
        0 0 0 4.5px #ffffff,
        0 40px 80px rgba(0,0,0,0.95), 
        0 0 40px rgba(255,255,255,0.05);
}

.placeholder-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    padding: 2rem;
}

/* Dual Mockups */
.dual-mockups {
    position: relative;
    width: 100%;
    max-width: 540px;
    height: 740px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
}

.dual-mockups .mockup-placeholder {
    position: absolute;
    width: 300px;
    height: 640px;
    transition: transform 0.5s ease, box-shadow 0.5s ease, z-index 0.3s;
}

.dual-mockups .mockup-placeholder:nth-child(1) {
    transform: translate(-90px, -30px);
    z-index: 2;
}

.dual-mockups .mockup-placeholder:nth-child(2) {
    transform: translate(90px, 30px);
    z-index: 1;
}

.dual-mockups .mockup-placeholder:nth-child(1):hover {
    transform: translate(-90px, -40px) scale(1.02);
    z-index: 3;
}

.dual-mockups .mockup-placeholder:nth-child(2):hover {
    transform: translate(90px, 20px) scale(1.02);
    z-index: 3;
}

@media (max-width: 576px) {
    .dual-mockups {
        height: 520px;
        max-width: 320px;
    }
    .dual-mockups .mockup-placeholder {
        width: 200px;
        height: 425px;
        border-width: 8px;
        border-radius: 28px;
    }
    .dual-mockups .mockup-placeholder::before {
        width: 48px;
        height: 14px;
        top: 7px;
        border-radius: 7px;
    }
    .dual-mockups .mockup-placeholder:nth-child(1) {
        transform: translate(-50px, -20px);
    }
    .dual-mockups .mockup-placeholder:nth-child(2) {
        transform: translate(50px, 20px);
    }
    .dual-mockups .mockup-placeholder:nth-child(1):hover {
        transform: translate(-50px, -25px) scale(1.02);
    }
    .dual-mockups .mockup-placeholder:nth-child(2):hover {
        transform: translate(50px, 15px) scale(1.02);
    }
}

/* Footer */
.footer {
    padding: 36px 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
    background: var(--bg-color);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
}

.footer-logo span {
    color: var(--text-primary);
    font-style: normal;
}

.footer p {
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.footer a {
    font-size: 0.82rem;
    color: var(--text-primary);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--text-secondary);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .screen-content, .reverse-layout {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }

    .screen-text {
        max-width: 100%;
        margin: 0 auto;
    }

    .screen-number {
        font-size: 3rem;
    }

    .reverse-layout .screen-text {
        order: -1;
    }

    .screen-section::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .mockup-placeholder {
        width: 280px;
        height: 600px;
        border-radius: 36px;
        border-width: 9px;
    }
}

/* ── Custom Cursor ── */
body, a, button {
    cursor: none;
}

.cursor {
    width: 12px;
    height: 12px;
    background: #ffffff;
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.15s, width 0.3s, height 0.3s, background 0.3s;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 36px;
    height: 36px;
    border: 1.5px solid #ffffff;
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), width 0.3s, height 0.3s;
    mix-blend-mode: difference;
}

body:has(a:hover) .cursor,
body:has(button:hover) .cursor {
    width: 45px;
    height: 45px;
    background: transparent;
    border: 1px solid white;
}

body:has(a:hover) .cursor-follower,
body:has(button:hover) .cursor-follower {
    width: 0;
    height: 0;
    opacity: 0;
}

/* ── Scroll Progress ── */
#progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, #666666, #ffffff);
    z-index: 10000;
    width: 0%;
    transition: width 0.1s;
}

/* ── Case Study Section Headings ── */
.section-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.section-title-large {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -1.5px;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.section-subtitle-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 300;
    margin-bottom: 3rem;
    max-width: 700px;
}

/* ── Overview Section ── */
.cs-intro-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: start;
}

.intro-left .intro-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-secondary);
    font-weight: 300;
}

.intro-right {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.intro-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.intro-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.intro-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    font-weight: 300;
}

/* ── Empathy Map Section ── */
.cs-empathy-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.empathy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    position: relative;
    margin-bottom: 4rem;
}

.empathy-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90px;
    height: 90px;
    background: #ffffff;
    color: #000000;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    box-shadow: 0 0 40px rgba(255, 255, 255, 0.2);
    z-index: 10;
    pointer-events: none;
}

.empathy-card {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    padding: 3rem;
    border-radius: 28px;
    position: relative;
    transition: border-color 0.4s ease, transform 0.4s ease;
}

.empathy-card:hover {
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-5px);
}

.empathy-card .card-icon {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.empathy-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.empathy-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.empathy-card ul li {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.5;
    position: relative;
    padding-left: 20px;
}

.empathy-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.5);
}

.discovery-callout {
    background: rgba(255, 255, 255, 0.03);
    border: 1px dashed rgba(255, 255, 255, 0.2);
    padding: 2.5rem;
    border-radius: 24px;
    display: flex;
    gap: 2rem;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.discovery-icon {
    font-size: 3rem;
    opacity: 0.9;
}

.discovery-content h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: -0.2px;
}

.discovery-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.6;
}

/* ── Strategy Section ── */
.cs-decision-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.decision-content-box {
    background: linear-gradient(135deg, var(--surface-color) 0%, var(--surface-light) 100%);
    border: 1px solid var(--border-color);
    padding: 5rem;
    border-radius: 36px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.decision-content-box::before {
    content: '';
    position: absolute;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    top: -50px;
    right: -50px;
    pointer-events: none;
}

.decision-content-box h2 {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.decision-content-box p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 800px;
    margin: 0 auto;
}

/* ── User Flow Section ── */
.cs-flow-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.flow-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.flow-step {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem 2.5rem;
    width: 100%;
    display: flex;
    gap: 2rem;
    align-items: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.flow-step:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.3);
}

.flow-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.15);
    line-height: 1;
    min-width: 45px;
}

.flow-content h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    letter-spacing: -0.2px;
}

.flow-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.5;
}

.flow-meta-badge {
    display: inline-block;
    margin-top: 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 30px;
    color: var(--text-primary);
}

.flow-arrow {
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.2);
    margin: 1rem 0;
    line-height: 1;
}

.active-ai {
    border-color: rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, var(--surface-light) 0%, rgba(255, 255, 255, 0.03) 100%);
}

.flow-split-box {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    width: 100%;
}

.split-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.alert-pulse {
    width: 10px;
    height: 10px;
    background: #ff3b30;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 10px #ff3b30;
    animation: pulse-red 2s infinite;
}

@keyframes pulse-red {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.4; }
}

.split-options {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.split-option {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
    min-width: 150px;
}

/* ── Problems & Solutions Section ── */
.cs-challenges-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.challenges-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.challenge-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.column-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.status-indicator.error {
    background: #ff3b30;
    box-shadow: 0 0 10px #ff3b30;
}

.status-indicator.success {
    background: #ffffff;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.6);
}

.column-header h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.challenge-item-card {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    padding: 1.75rem 2rem;
    border-radius: 20px;
    display: flex;
    gap: 1.5rem;
    align-items: center;
    transition: border-color 0.3s ease;
}

.challenge-item-card:hover {
    border-color: rgba(255, 255, 255, 0.25);
}

.badge-num {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.challenge-item-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.5;
}

/* ── Impact Section ── */
.cs-impact-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.stat-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 3rem 2rem;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: border-color 0.3s ease;
}

.stat-card:hover {
    border-color: rgba(255, 255, 255, 0.25);
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 1rem;
    letter-spacing: -2px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.4;
}

.impact-insights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.insight-item {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    padding: 2rem 2.5rem;
    border-radius: 20px;
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.6;
}

.insight-item strong {
    color: var(--text-primary);
    font-weight: 600;
    display: block;
    margin-bottom: 0.4rem;
}

/* ── Key Learnings Section ── */
.cs-learnings-section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.learnings-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.learning-item {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    padding: 2.5rem;
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 28px;
    transition: border-color 0.3s ease;
}

.learning-item:hover {
    border-color: rgba(255, 255, 255, 0.25);
}

.learning-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.1);
    line-height: 1;
}

.learning-body h4 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    letter-spacing: -0.3px;
}

.learning-body p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.6;
}

/* ── Future Improvements Section ── */
.cs-future-section {
    padding: 8rem 0;
}

.future-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.future-card {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    padding: 3rem 2.5rem;
    border-radius: 28px;
    transition: border-color 0.4s ease, transform 0.4s ease;
}

.future-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
}

.future-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: block;
}

.future-card h4 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.3px;
}

.future-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.6;
}

/* ── Responsive adjustments for new sections ── */
@media (max-width: 992px) {
    .intro-grid, .empathy-grid, .challenges-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
    .empathy-center {
        display: none;
    }
    .decision-content-box {
        padding: 3rem 2rem;
    }
    .learning-item {
        gap: 1.5rem;
        padding: 2rem;
    }
}

@media (max-width: 576px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .learning-item {
        flex-direction: column;
        gap: 1rem;
    }
    .flow-step {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .flow-split-box .split-options {
        flex-direction: column;
    }
}

/* ── Visual Identity ── */
.visual-identity-container {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.palette-heading {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.palette-row {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 32px;
}

.palette-main {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--surface-color);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 12px rgba(255, 255, 255, 0.05);
}

.color-swatch-large {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.color-info h4 {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.color-info span {
    font-family: 'Outfit', sans-serif;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.palette-secondary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.swatch-small-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.swatch-small {
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-family: 'Outfit', sans-serif;
    color: white;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 2px 12px rgba(255, 255, 255, 0.05);
}

.typography-showcase-horizontal {
    width: 100%;
    padding: 24px 30px;
    background: var(--surface-color);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 12px rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    gap: 40px;
}

.type-big-a {
    font-family: 'Outfit', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--text-primary), #666);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    flex-shrink: 0;
}

.type-header {
    width: 140px;
    flex-shrink: 0;
}

.type-font-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.type-tag {
    font-size: 0.6rem;
    color: var(--text-secondary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.type-sample-inline {
    flex: 1;
    border-left: 1px solid var(--border-color);
    padding-left: 40px;
}

.type-alphabet {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    font-weight: 500;
}

.type-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 900px) {
    .palette-row {
        grid-template-columns: 1fr;
    }

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

    .typography-showcase-horizontal {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .type-sample-inline {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--border-color);
        padding-top: 20px;
    }
}