/* ==========================================================================
   Digital Sathi - Project Details
   ========================================================================== */

:root {
    --bg: #f7f8fc;
    --surface: #ffffff;
    --surface-2: #f0f2f7;
    --text: #111827;
    --text-soft: #667085;
    --heading: #0b1220;
    --border: #e5e7eb;

    --primary: #635bff;
    --primary-dark: #4f46e5;

    --success: #16a34a;

    --shadow-sm: 0 5px 20px rgba(15, 23, 42, .06);
    --shadow-md: 0 15px 45px rgba(15, 23, 42, .10);
    --shadow-lg: 0 30px 80px rgba(15, 23, 42, .14);

    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;

    --container: 1180px;

    --transition: 240ms ease;
}

[data-theme="dark"] {
    --bg: #080b12;
    --surface: #11151f;
    --surface-2: #171c28;
    --text: #f1f5f9;
    --text-soft: #94a3b8;
    --heading: #ffffff;
    --border: rgba(255,255,255,.09);

    --shadow-sm: 0 5px 20px rgba(0,0,0,.2);
    --shadow-md: 0 15px 45px rgba(0,0,0,.3);
    --shadow-lg: 0 30px 80px rgba(0,0,0,.4);
}


/* ==========================================================================
   Reset
   ========================================================================== */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
    transition:
        background-color .25s ease,
        color .25s ease;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

img {
    max-width: 100%;
}

button {
    font: inherit;
}

::selection {
    background: var(--primary);
    color: #fff;
}


/* ==========================================================================
   Container
   ========================================================================== */

.project-container {
    width: min(
        calc(100% - 40px),
        var(--container)
    );

    margin-inline: auto;
}


/* ==========================================================================
   Reading Progress
   ========================================================================== */

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;

    width: 0;
    height: 3px;

    background: linear-gradient(
        90deg,
        var(--primary),
        #a855f7,
        #ec4899
    );
}


/* ==========================================================================
   Header
   ========================================================================== */

.project-header {
    position: sticky;
    top: 0;
    z-index: 1000;

    border-bottom: 1px solid transparent;

    background: rgba(247,248,252,.78);

    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);

    transition:
        background-color var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

[data-theme="dark"] .project-header {
    background: rgba(8,11,18,.78);
}

.project-header.scrolled {
    border-color: var(--border);
    box-shadow: var(--shadow-sm);
}


.project-nav {
    min-height: 76px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 20px;
}


.project-logo {
    display: inline-flex;
    align-items: center;
    gap: 11px;

    font-weight: 800;
    color: var(--heading);
}


.logo-mark {
    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    border-radius: 11px;

    background:
        linear-gradient(
            135deg,
            var(--primary),
            #8b5cf6
        );

    color: #fff;

    font-size: 13px;
    font-weight: 900;

    box-shadow:
        0 8px 25px rgba(99,91,255,.25);
}


.logo-text {
    font-size: 16px;
}


.project-nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}


.nav-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    color: var(--text-soft);

    font-size: 14px;
    font-weight: 600;

    transition:
        color var(--transition),
        transform var(--transition);
}

.nav-back:hover {
    color: var(--heading);
    transform: translateX(-2px);
}


.theme-toggle {
    width: 42px;
    height: 42px;

    border: 1px solid var(--border);
    border-radius: 50%;

    display: grid;
    place-items: center;

    background: var(--surface);
    color: var(--heading);

    cursor: pointer;

    transition:
        transform var(--transition),
        background-color var(--transition);
}

.theme-toggle:hover {
    transform: rotate(12deg);
}


/* ==========================================================================
   Hero
   ========================================================================== */

.case-hero {
    position: relative;
    overflow: hidden;

    padding:
        110px
        0
        100px;

    background:
        radial-gradient(
            circle at 10% 20%,
            rgba(99,91,255,.13),
            transparent 32%
        ),
        radial-gradient(
            circle at 90% 30%,
            rgba(168,85,247,.12),
            transparent 32%
        );
}


.case-hero::before {
    content: "";

    position: absolute;
    inset: 0;

    pointer-events: none;

    background-image:
        linear-gradient(
            rgba(99,91,255,.035) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(99,91,255,.035) 1px,
            transparent 1px
        );

    background-size: 50px 50px;

    mask-image:
        linear-gradient(
            to bottom,
            #000,
            transparent
        );
}


.case-hero-grid {
    position: relative;
    z-index: 1;

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(420px, .9fr);

    align-items: center;

    gap: 80px;
}


.case-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;

    margin-bottom: 18px;

    color: var(--primary);

    font-size: 13px;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: .12em;
}


.eyebrow-dot {
    width: 8px;
    height: 8px;

    border-radius: 50%;

    background: var(--primary);

    box-shadow:
        0 0 0 5px rgba(99,91,255,.1);
}


.case-category {
    margin-bottom: 12px;

    color: var(--text-soft);

    font-size: 14px;
    font-weight: 600;
}


.case-hero h1 {
    max-width: 800px;

    margin:
        0
        0
        22px;

    color: var(--heading);

    font-size:
        clamp(
            42px,
            6vw,
            76px
        );

    line-height: 1.04;
    letter-spacing: -0.055em;
}


.case-tagline {
    max-width: 650px;

    margin: 0 0 18px;

    color: var(--heading);

    font-size:
        clamp(
            20px,
            2.5vw,
            28px
        );

    line-height: 1.35;
    font-weight: 600;
}


.case-description {
    max-width: 680px;

    margin: 0;

    color: var(--text-soft);

    font-size: 17px;
}


.case-actions {
    display: flex;
    flex-wrap: wrap;

    gap: 12px;

    margin-top: 32px;
}


/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    min-height: 48px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    gap: 9px;

    padding:
        0
        20px;

    border-radius: 12px;

    font-size: 14px;
    font-weight: 700;

    transition:
        transform var(--transition),
        box-shadow var(--transition),
        background-color var(--transition),
        border-color var(--transition);
}

.btn:hover {
    transform: translateY(-2px);
}


.btn-primary {
    background: var(--primary);
    color: #fff;

    box-shadow:
        0 10px 25px rgba(99,91,255,.22);
}

.btn-primary:hover {
    background: var(--primary-dark);
}


.btn-outline {
    border: 1px solid var(--border);

    background: var(--surface);
    color: var(--heading);
}


.btn-outline:hover {
    border-color: var(--primary);
}


.btn-light {
    background: #fff;
    color: #111827;
}


.btn-ghost-light {
    border: 1px solid rgba(255,255,255,.25);

    color: #fff;
}


/* ==========================================================================
   Hero Visual
   ========================================================================== */

.case-hero-visual {
    position: relative;
}


.visual-glow {
    position: absolute;
    inset: 10%;

    background:
        linear-gradient(
            135deg,
            rgba(99,91,255,.4),
            rgba(168,85,247,.3)
        );

    filter: blur(70px);

    opacity: .6;
}


.visual-window {
    position: relative;

    overflow: hidden;

    min-height: 430px;

    border:
        1px solid
        rgba(255,255,255,.2);

    border-radius: 24px;

    background:
        linear-gradient(
            145deg,
            #171c2b,
            #0b0f19
        );

    box-shadow:
        0 40px 90px rgba(0,0,0,.25);

    transform:
        perspective(1200px)
        rotateY(-5deg)
        rotateX(2deg);

    transition:
        transform .5s ease;
}

.case-hero-visual:hover .visual-window {
    transform:
        perspective(1200px)
        rotateY(0)
        rotateX(0);
}


.window-bar {
    height: 44px;

    display: flex;
    align-items: center;

    gap: 7px;

    padding:
        0
        16px;

    border-bottom:
        1px solid
        rgba(255,255,255,.07);
}


.window-bar span {
    width: 9px;
    height: 9px;

    border-radius: 50%;

    background: rgba(255,255,255,.25);
}


.visual-content {
    display: grid;

    grid-template-columns: 76px 1fr;

    min-height: 386px;
}


.visual-sidebar {
    padding: 18px 12px;

    border-right:
        1px solid
        rgba(255,255,255,.07);
}


.visual-sidebar-logo {
    width: 36px;
    height: 36px;

    display: grid;
    place-items: center;

    margin: 0 auto 30px;

    border-radius: 10px;

    background: var(--primary);

    color: #fff;

    font-size: 11px;
    font-weight: 900;
}


.visual-side-line {
    height: 9px;

    margin: 18px 4px;

    border-radius: 20px;

    background: rgba(255,255,255,.08);
}


.visual-side-line.active {
    background: rgba(99,91,255,.7);
}


.visual-main {
    padding: 32px;
}


.visual-title-line {
    width: 45%;
    height: 14px;

    border-radius: 20px;

    background: rgba(255,255,255,.85);
}


.visual-title-small {
    width: 28%;
    height: 7px;

    margin-top: 10px;

    border-radius: 20px;

    background: rgba(255,255,255,.2);
}


.visual-cards {
    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 12px;

    margin-top: 32px;
}


.mini-card {
    padding: 18px;

    border:
        1px solid
        rgba(255,255,255,.07);

    border-radius: 14px;

    background:
        rgba(255,255,255,.045);

    color: #fff;
}


.mini-card i {
    margin-bottom: 15px;

    color: #a78bfa;

    font-size: 17px;
}


.mini-card strong {
    display: block;

    font-size: 12px;
}


.mini-card small {
    color: rgba(255,255,255,.45);

    font-size: 9px;
}


.visual-chart {
    height: 145px;

    display: flex;
    align-items: flex-end;

    gap: 10px;

    margin-top: 30px;

    padding:
        20px;

    border:
        1px solid
        rgba(255,255,255,.07);

    border-radius: 15px;

    background:
        rgba(255,255,255,.025);
}


.visual-chart span {
    flex: 1;

    min-width: 8px;

    border-radius:
        7px
        7px
        2px
        2px;

    background:
        linear-gradient(
            to top,
            var(--primary),
            #a78bfa
        );

    opacity: .85;
}


/* ==========================================================================
   Meta
   ========================================================================== */

.case-meta-section {
    position: relative;
    z-index: 2;

    margin-top: -25px;
}


.case-meta-grid {
    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    overflow: hidden;

    border:
        1px solid
        var(--border);

    border-radius: 20px;

    background: var(--surface);

    box-shadow: var(--shadow-md);
}


.meta-item {
    min-height: 110px;

    display: flex;
    flex-direction: column;
    justify-content: center;

    gap: 5px;

    padding:
        20px
        28px;

    border-right:
        1px solid
        var(--border);
}


.meta-item:last-child {
    border-right: 0;
}


.meta-label {
    color: var(--text-soft);

    font-size: 12px;
    font-weight: 700;

    text-transform: uppercase;
    letter-spacing: .08em;
}


.meta-item strong {
    color: var(--heading);

    font-size: 15px;
}


/* ==========================================================================
   Sections
   ========================================================================== */

.case-section {
    padding:
        120px
        0;
}


.case-section-alt {
    background: var(--surface-2);
}


.two-column {
    display: grid;

    grid-template-columns:
        .75fr
        1.25fr;

    gap: 100px;

    align-items: start;
}


.section-kicker {
    display: block;

    margin-bottom: 15px;

    color: var(--primary);

    font-size: 12px;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: .13em;
}


.section-heading h2,
.section-intro h2 {
    margin: 0;

    color: var(--heading);

    font-size:
        clamp(
            32px,
            4vw,
            52px
        );

    line-height: 1.1;
    letter-spacing: -.045em;
}


.section-heading p,
.section-intro p {
    color: var(--text-soft);
}


.section-copy p {
    margin: 0;

    color: var(--text-soft);

    font-size: 19px;
    line-height: 1.9;
}


.section-intro {
    max-width: 720px;

    margin-bottom: 45px;
}


.section-intro p {
    max-width: 650px;

    margin-top: 18px;

    font-size: 17px;
}


/* ==========================================================================
   Story Cards
   ========================================================================== */

.problem-solution-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 24px;
}


.story-card {
    position: relative;

    min-height: 350px;

    padding: 42px;

    overflow: hidden;

    border:
        1px solid
        var(--border);

    border-radius: 24px;

    background: var(--surface);

    box-shadow: var(--shadow-sm);
}


.story-card.solution-card {
    background:
        linear-gradient(
            145deg,
            var(--surface),
            rgba(99,91,255,.07)
        );
}


.story-number {
    position: absolute;

    top: 15px;
    right: 25px;

    color: var(--text);

    opacity: .06;

    font-size: 100px;
    font-weight: 900;

    line-height: 1;
}


.story-card h2 {
    position: relative;

    margin:
        0
        0
        20px;

    color: var(--heading);

    font-size: 30px;
}


.story-card p {
    position: relative;

    margin: 0;

    color: var(--text-soft);

    font-size: 16px;
}


/* ==========================================================================
   Technologies
   ========================================================================== */

.technology-list {
    display: flex;
    flex-wrap: wrap;

    gap: 12px;
}


.technology-pill {
    display: inline-flex;
    align-items: center;
    gap: 9px;

    padding:
        12px
        17px;

    border:
        1px solid
        var(--border);

    border-radius: 50px;

    background: var(--surface);

    color: var(--heading);

    font-size: 14px;
    font-weight: 700;

    box-shadow: var(--shadow-sm);

    transition:
        transform var(--transition),
        border-color var(--transition);
}


.technology-pill:hover {
    transform: translateY(-3px);

    border-color: var(--primary);
}


.technology-pill i {
    color: var(--primary);
}


/* ==========================================================================
   Services
   ========================================================================== */

.service-grid {
    border-top:
        1px solid
        var(--border);
}


.service-item {
    min-height: 78px;

    display: grid;

    grid-template-columns:
        80px
        1fr
        30px;

    align-items: center;

    gap: 20px;

    border-bottom:
        1px solid
        var(--border);

    transition:
        padding var(--transition),
        background-color var(--transition);
}


.service-item:hover {
    padding-inline: 15px;

    background: var(--surface);
}


.service-index {
    color: var(--primary);

    font-size: 12px;
    font-weight: 800;
}


.service-name {
    color: var(--heading);

    font-size: 18px;
    font-weight: 700;
}


.service-item > i {
    color: var(--text-soft);

    transition: transform var(--transition);
}


.service-item:hover > i {
    transform: translateX(5px);

    color: var(--primary);
}


/* ==========================================================================
   Features
   ========================================================================== */

.feature-grid {
    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 18px;
}


.feature-card {
    padding: 30px;

    border:
        1px solid
        var(--border);

    border-radius: 20px;

    background: var(--surface);

    box-shadow: var(--shadow-sm);

    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition);
}


.feature-card:hover {
    transform: translateY(-6px);

    border-color:
        rgba(99,91,255,.3);

    box-shadow: var(--shadow-md);
}


.feature-icon {
    width: 48px;
    height: 48px;

    display: grid;
    place-items: center;

    margin-bottom: 22px;

    border-radius: 14px;

    background:
        rgba(99,91,255,.1);

    color: var(--primary);
}


.feature-card h3 {
    margin:
        0
        0
        8px;

    color: var(--heading);

    font-size: 17px;
}


.feature-card p {
    margin: 0;

    color: var(--text-soft);

    font-size: 14px;
}


/* ==========================================================================
   Modules
   ========================================================================== */

.modules-layout {
    align-items: center;
}


.module-list {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    border-top:
        1px solid
        var(--border);
}


.module-item {
    min-height: 62px;

    display: grid;

    grid-template-columns:
        40px
        1fr
        20px;

    align-items: center;

    gap: 12px;

    padding:
        0
        15px;

    border-bottom:
        1px solid
        var(--border);

    color: var(--heading);

    font-size: 14px;
    font-weight: 600;
}


.module-number {
    color: var(--primary);

    font-size: 11px;
    font-weight: 800;
}


.module-item i {
    color: var(--success);

    font-size: 12px;
}


/* ==========================================================================
   Challenges
   ========================================================================== */

.challenge-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 18px;
}


.challenge-card {
    padding: 30px;

    border:
        1px solid
        var(--border);

    border-radius: 20px;

    background: var(--surface);

    transition:
        transform var(--transition),
        box-shadow var(--transition);
}


.challenge-card:hover {
    transform: translateY(-5px);

    box-shadow: var(--shadow-md);
}


.challenge-top {
    display: flex;

    align-items: center;
    justify-content: space-between;

    margin-bottom: 25px;

    color: var(--primary);

    font-size: 12px;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: .08em;
}


.challenge-card h3 {
    margin:
        0
        0
        10px;

    color: var(--heading);

    font-size: 20px;
}


.challenge-card p {
    margin: 0;

    color: var(--text-soft);

    font-size: 14px;
}


/* ==========================================================================
   Results
   ========================================================================== */

.case-results {
    padding:
        110px
        0;

    background:
        linear-gradient(
            135deg,
            #111827,
            #17112b
        );

    color: #fff;
}


.results-heading .section-kicker {
    color: #a78bfa;
}


.results-heading h2 {
    color: #fff;
}


.results-grid {
    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 15px;
}


.result-card {
    min-height: 180px;

    display: flex;
    flex-direction: column;
    justify-content: center;

    padding: 30px;

    border:
        1px solid
        rgba(255,255,255,.1);

    border-radius: 20px;

    background:
        rgba(255,255,255,.04);
}


.result-card strong {
    color: #fff;

    font-size: 42px;
    line-height: 1;

    letter-spacing: -.04em;
}


.result-card span {
    margin-top: 12px;

    color: rgba(255,255,255,.55);

    font-size: 13px;
}


/* ==========================================================================
   Timeline
   ========================================================================== */

.timeline {
    position: relative;

    max-width: 900px;
}


.timeline::before {
    content: "";

    position: absolute;

    left: 28px;
    top: 20px;
    bottom: 20px;

    width: 1px;

    background: var(--border);
}


.timeline-item {
    position: relative;

    display: grid;

    grid-template-columns:
        58px
        1fr;

    gap: 30px;

    padding-bottom: 45px;
}


.timeline-item:last-child {
    padding-bottom: 0;
}


.timeline-number {
    position: relative;
    z-index: 2;

    width: 58px;
    height: 58px;

    display: grid;
    place-items: center;

    border:
        1px solid
        var(--border);

    border-radius: 50%;

    background: var(--surface);

    color: var(--primary);

    font-size: 12px;
    font-weight: 800;
}


.timeline-content {
    padding-top: 7px;
}


.timeline-content h3 {
    margin:
        0
        0
        8px;

    color: var(--heading);

    font-size: 21px;
}


.timeline-content p {
    max-width: 650px;

    margin: 0;

    color: var(--text-soft);

    font-size: 15px;
}


/* ==========================================================================
   Project Navigation
   ========================================================================== */

.project-navigation-section {
    padding:
        50px
        0;

    border-top:
        1px solid
        var(--border);

    border-bottom:
        1px solid
        var(--border);
}


.project-navigation {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 20px;
}


.project-nav-card {
    display: flex;
    flex-direction: column;

    gap: 10px;

    padding: 28px;

    border:
        1px solid
        var(--border);

    border-radius: 18px;

    background: var(--surface);

    transition:
        transform var(--transition),
        border-color var(--transition);
}


.project-nav-card:hover {
    transform: translateY(-4px);

    border-color: var(--primary);
}


.project-nav-card.next {
    text-align: right;
}


.project-nav-card span {
    color: var(--text-soft);

    font-size: 12px;
    font-weight: 700;

    text-transform: uppercase;
    letter-spacing: .08em;
}


.project-nav-card strong {
    color: var(--heading);

    font-size: 18px;
}


/* ==========================================================================
   Related Projects
   ========================================================================== */

.related-projects {
    padding:
        110px
        0;
}


.related-grid {
    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 18px;
}


.related-card {
    position: relative;

    display: flex;
    flex-direction: column;

    min-height: 290px;

    padding: 25px;

    overflow: hidden;

    border:
        1px solid
        var(--border);

    border-radius: 22px;

    background: var(--surface);

    box-shadow: var(--shadow-sm);

    transition:
        transform var(--transition),
        box-shadow var(--transition);
}


.related-card:hover {
    transform: translateY(-7px);

    box-shadow: var(--shadow-md);
}


.related-icon {
    width: 58px;
    height: 58px;

    display: grid;
    place-items: center;

    margin-bottom: auto;

    border-radius: 17px;

    color: #fff;

    font-size: 20px;
}


.gradient-blue {
    background:
        linear-gradient(
            135deg,
            #2563eb,
            #7c3aed
        );
}


.gradient-purple {
    background:
        linear-gradient(
            135deg,
            #7c3aed,
            #db2777
        );
}


.gradient-orange {
    background:
        linear-gradient(
            135deg,
            #ea580c,
            #f59e0b
        );
}


.gradient-green {
    background:
        linear-gradient(
            135deg,
            #059669,
            #14b8a6
        );
}


.related-content {
    margin-top: 40px;
}


.related-content > span {
    color: var(--primary);

    font-size: 11px;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: .08em;
}


.related-content h3 {
    margin:
        7px
        0
        8px;

    color: var(--heading);

    font-size: 21px;
    line-height: 1.3;
}


.related-content p {
    margin: 0;

    color: var(--text-soft);

    font-size: 13px;
}


.related-arrow {
    position: absolute;

    top: 25px;
    right: 25px;

    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    border:
        1px solid
        var(--border);

    border-radius: 50%;

    color: var(--text-soft);

    transition:
        transform var(--transition),
        background-color var(--transition),
        color var(--transition);
}


.related-card:hover .related-arrow {
    transform: rotate(45deg);

    background: var(--primary);
    color: #fff;
}


/* ==========================================================================
   CTA
   ========================================================================== */

.case-cta {
    padding:
        0
        0
        110px;
}


.cta-box {
    position: relative;

    overflow: hidden;

    padding:
        75px
        60px;

    border-radius: 30px;

    background:
        linear-gradient(
            135deg,
            #4f46e5,
            #7c3aed,
            #a21caf
        );

    color: #fff;

    box-shadow:
        0 30px 70px
        rgba(79,70,229,.22);
}


.cta-decoration {
    position: absolute;

    width: 350px;
    height: 350px;

    top: -180px;
    right: -100px;

    border:
        1px solid
        rgba(255,255,255,.15);

    border-radius: 50%;
}


.cta-box .section-kicker {
    position: relative;

    color: rgba(255,255,255,.7);
}


.cta-box h2 {
    position: relative;

    max-width: 800px;

    margin:
        0
        0
        20px;

    font-size:
        clamp(
            38px,
            6vw,
            70px
        );

    line-height: 1.05;
    letter-spacing: -.05em;
}


.cta-box h2 span {
    color: #c4b5fd;
}


.cta-box p {
    position: relative;

    max-width: 650px;

    margin: 0;

    color: rgba(255,255,255,.7);

    font-size: 17px;
}


.cta-actions {
    position: relative;

    display: flex;
    flex-wrap: wrap;

    gap: 12px;

    margin-top: 32px;
}


/* ==========================================================================
   Footer
   ========================================================================== */

.project-footer {
    border-top:
        1px solid
        var(--border);

    background: var(--surface);
}


.footer-inner {
    min-height: 90px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 20px;

    color: var(--text-soft);

    font-size: 12px;
}


.footer-inner > div:first-child {
    display: flex;
    flex-direction: column;
}


.footer-inner strong {
    color: var(--heading);

    font-size: 14px;
}


.footer-inner span {
    margin-top: 2px;
}


/* ==========================================================================
   404
   ========================================================================== */

.error-page {
    min-height: 100vh;

    display: grid;
    place-items: center;

    padding: 30px;
}


.error-content {
    max-width: 600px;

    text-align: center;
}


.error-code {
    color: var(--primary);

    font-size: 120px;
    font-weight: 900;

    line-height: 1;

    letter-spacing: -.08em;
}


.error-content h1 {
    margin:
        20px
        0
        10px;

    color: var(--heading);

    font-size: 36px;
}


.error-content p {
    margin:
        0
        0
        25px;

    color: var(--text-soft);
}


/* ==========================================================================
   Reveal Animation
   ========================================================================== */

.reveal {
    opacity: 0;

    transform: translateY(25px);

    transition:
        opacity .7s ease,
        transform .7s ease;
}


.reveal.is-visible {
    opacity: 1;

    transform: translateY(0);
}


/* ==========================================================================
   Focus
   ========================================================================== */

a:focus-visible,
button:focus-visible {
    outline:
        3px solid
        rgba(99,91,255,.35);

    outline-offset: 4px;
}


/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1000px) {

    .case-hero-grid {
        grid-template-columns: 1fr;

        gap: 60px;
    }

    .case-hero-visual {
        max-width: 700px;
    }

    .two-column {
        grid-template-columns: 1fr;

        gap: 35px;
    }

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

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

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

}


@media (max-width: 760px) {

    .project-container {
        width:
            min(
                calc(100% - 28px),
                var(--container)
            );
    }

    .project-nav {
        min-height: 68px;
    }

    .logo-text {
        display: none;
    }

    .nav-back span {
        display: none;
    }

    .case-hero {
        padding:
            75px
            0
            75px;
    }

    .case-hero h1 {
        font-size: 45px;
    }

    .case-tagline {
        font-size: 21px;
    }

    .case-description {
        font-size: 15px;
    }

    .case-meta-section {
        margin-top: 0;
    }

    .case-meta-grid {
        grid-template-columns:
            repeat(2, 1fr);

        border-radius: 16px;
    }

    .meta-item:nth-child(2) {
        border-right: 0;
    }

    .meta-item:nth-child(1),
    .meta-item:nth-child(2) {
        border-bottom:
            1px solid
            var(--border);
    }

    .case-section {
        padding:
            80px
            0;
    }

    .problem-solution-grid,
    .challenge-grid {
        grid-template-columns: 1fr;
    }

    .story-card {
        min-height: auto;

        padding: 30px;
    }

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

    .module-list {
        grid-template-columns: 1fr;
    }

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

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

    .project-navigation {
        grid-template-columns: 1fr;
    }

    .project-nav-card.next {
        text-align: left;
    }

    .cta-box {
        padding:
            55px
            28px;
    }

    .footer-inner {
        padding:
            25px
            0;

        flex-direction: column;

        align-items: flex-start;
    }

}


@media (max-width: 520px) {

    .case-hero h1 {
        font-size: 39px;
    }

    .case-actions {
        flex-direction: column;
    }

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

    .visual-window {
        min-height: 300px;

        border-radius: 18px;
    }

    .visual-content {
        grid-template-columns: 48px 1fr;

        min-height: 256px;
    }

    .visual-sidebar {
        padding: 12px 7px;
    }

    .visual-sidebar-logo {
        width: 29px;
        height: 29px;

        margin-bottom: 20px;
    }

    .visual-main {
        padding: 20px;
    }

    .visual-cards {
        gap: 6px;

        margin-top: 20px;
    }

    .mini-card {
        padding: 10px;
    }

    .mini-card i {
        margin-bottom: 8px;
    }

    .mini-card strong {
        font-size: 9px;
    }

    .mini-card small {
        display: none;
    }

    .visual-chart {
        height: 90px;

        margin-top: 15px;

        padding: 10px;
    }

    .case-meta-grid {
        grid-template-columns: 1fr;
    }

    .meta-item {
        min-height: 85px;

        border-right: 0 !important;

        border-bottom:
            1px solid
            var(--border);
    }

    .meta-item:last-child {
        border-bottom: 0;
    }

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

    .result-card {
        min-height: 140px;
    }

    .timeline-item {
        grid-template-columns:
            48px
            1fr;

        gap: 18px;
    }

    .timeline::before {
        left: 23px;
    }

    .timeline-number {
        width: 48px;
        height: 48px;
    }

    .service-item {
        grid-template-columns:
            45px
            1fr
            20px;

        gap: 10px;
    }

    .service-name {
        font-size: 15px;
    }

    .cta-box h2 {
        font-size: 40px;
    }

}


/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

}