/* =========================================================
   NOBHONEEL'S APPS
   Main stylesheet
   ========================================================= */


/* =========================
   ROOT VARIABLES
   ========================= */

:root {
    --bg: #f7f8fc;
    --bg-secondary: #ffffff;
    --surface: #ffffff;
    --surface-soft: #f0f2f7;

    --text: #11131a;
    --text-secondary: #606572;
    --text-muted: #858b99;

    --border: rgba(17, 19, 26, 0.09);
    --border-strong: rgba(17, 19, 26, 0.14);

    --primary: #11131a;
    --primary-soft: #252936;

    --accent: #635bff;
    --accent-light: #817bff;
    --accent-soft: rgba(99, 91, 255, 0.10);

    --success: #28a66f;

    --hero-grid: rgba(17, 19, 26, 0.045);

    --shadow-small:
        0 4px 16px rgba(17, 19, 26, 0.05);

    --shadow-medium:
        0 18px 50px rgba(17, 19, 26, 0.09);

    --shadow-large:
        0 35px 90px rgba(17, 19, 26, 0.13);

    --radius-small: 10px;
    --radius-medium: 18px;
    --radius-large: 28px;

    --container: 1180px;

    --header-height: 76px;

    --transition-fast: 0.2s ease;
    --transition: 0.35s ease;
}


/* =========================
   DARK THEME
   ========================= */

[data-theme="dark"] {
    --bg: #090a0f;
    --bg-secondary: #0e1016;
    --surface: #12141b;
    --surface-soft: #181b23;

    --text: #f5f6fa;
    --text-secondary: #a5aab7;
    --text-muted: #777d8c;

    --border: rgba(255, 255, 255, 0.09);
    --border-strong: rgba(255, 255, 255, 0.15);

    --primary: #f5f6fa;
    --primary-soft: #d8dbe5;

    --accent: #827bff;
    --accent-light: #9b95ff;
    --accent-soft: rgba(130, 123, 255, 0.13);

    --hero-grid: rgba(255, 255, 255, 0.045);

    --shadow-small:
        0 4px 18px rgba(0, 0, 0, 0.18);

    --shadow-medium:
        0 20px 55px rgba(0, 0, 0, 0.28);

    --shadow-large:
        0 40px 100px rgba(0, 0, 0, 0.40);
}


/* =========================
   RESET
   ========================= */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    min-height: 100vh;

    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: var(--bg);
    color: var(--text);

    line-height: 1.6;

    overflow-x: hidden;

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

body.menu-open {
    overflow: hidden;
}

button,
a {
    font: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
}

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

img {
    display: block;
    max-width: 100%;
}


/* =========================
   CONTAINER
   ========================= */

.container {
    width: min(
        calc(100% - 48px),
        var(--container)
    );

    margin-inline: auto;
}


/* =========================
   HEADER
   ========================= */

.site-header {
    position: fixed;

    top: 0;
    left: 0;

    width: 100%;

    height: var(--header-height);

    z-index: 1000;

    border-bottom: 1px solid transparent;

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

.site-header.scrolled {
    background: color-mix(
        in srgb,
        var(--bg) 82%,
        transparent
    );

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    border-bottom-color: var(--border);

    box-shadow:
        0 8px 30px rgba(0, 0, 0, 0.04);
}

.nav-container {
    height: 100%;

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


/* =========================
   BRAND
   ========================= */

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

    font-weight: 700;
    letter-spacing: -0.02em;

    white-space: nowrap;
}

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

    display: grid;
    place-items: center;

    border-radius: 11px;

    background: var(--primary);
    color: var(--bg);

    font-size: 18px;
    font-weight: 800;

    box-shadow:
        0 7px 20px rgba(0, 0, 0, 0.12);

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

.brand:hover .brand-mark {
    transform: rotate(-5deg) scale(1.04);
}

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


/* =========================
   DESKTOP NAVIGATION
   ========================= */

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.desktop-nav > a {
    position: relative;

    color: var(--text-secondary);

    font-size: 14px;
    font-weight: 500;

    transition:
        color var(--transition-fast);
}

.desktop-nav > a::after {
    content: "";

    position: absolute;

    left: 0;
    bottom: -7px;

    width: 0;
    height: 2px;

    border-radius: 10px;

    background: var(--accent);

    transition:
        width var(--transition);
}

.desktop-nav > a:hover {
    color: var(--text);
}

.desktop-nav > a:hover::after {
    width: 100%;
}


/* =========================
   THEME TOGGLE
   ========================= */

.theme-toggle {
    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

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

    color: var(--text);

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

.theme-toggle:hover {
    background: var(--surface-soft);
    border-color: var(--border-strong);
    transform: rotate(10deg);
}

.theme-icon {
    font-size: 17px;
    line-height: 1;
}


/* =========================
   MOBILE MENU BUTTON
   ========================= */

.menu-toggle {
    display: none;

    width: 42px;
    height: 42px;

    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;

    border: 1px solid var(--border);
    border-radius: 11px;
}

.menu-toggle span {
    width: 17px;
    height: 2px;

    border-radius: 10px;

    background: var(--text);

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

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}


/* =========================
   MOBILE NAV
   ========================= */

.mobile-nav {
    display: none;
}


/* =========================
   HERO
   ========================= */

.hero {
    position: relative;

    min-height: 100vh;

    display: flex;
    align-items: center;

    padding:
        calc(var(--header-height) + 70px)
        0
        100px;

    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;

    background-image:
        linear-gradient(
            var(--hero-grid) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            var(--hero-grid) 1px,
            transparent 1px
        );

    background-size: 64px 64px;

    mask-image:
        linear-gradient(
            to bottom,
            black 0%,
            rgba(0, 0, 0, 0.75) 55%,
            transparent 100%
        );

    pointer-events: none;
}

.hero-glow {
    position: absolute;

    width: 500px;
    height: 500px;

    border-radius: 50%;

    filter: blur(80px);

    opacity: 0.15;

    pointer-events: none;
}

.hero-glow-one {
    top: 4%;
    right: -12%;

    background: var(--accent);
}

.hero-glow-two {
    left: -15%;
    bottom: -20%;

    background: #8c65ff;
}

.hero-container {
    position: relative;
    z-index: 2;

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(420px, 0.85fr);

    align-items: center;

    gap: 80px;
}


/* =========================
   EYEBROW
   ========================= */

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

    padding: 7px 12px;

    margin-bottom: 25px;

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

    border-radius: 999px;

    background: color-mix(
        in srgb,
        var(--surface) 72%,
        transparent
    );

    color: var(--text-secondary);

    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.status-dot {
    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: var(--success);

    box-shadow:
        0 0 0 5px
        rgba(40, 166, 111, 0.11);
}


/* =========================
   HERO TITLE
   ========================= */

.hero-title {
    max-width: 850px;

    font-size:
        clamp(
            3.5rem,
            7vw,
            6.5rem
        );

    line-height: 0.98;

    letter-spacing: -0.065em;

    font-weight: 800;
}

.hero-title span {
    display: block;

    background:
        linear-gradient(
            110deg,
            var(--accent),
            #9d79ff
        );

    -webkit-background-clip: text;
    background-clip: text;

    color: transparent;
}


/* =========================
   HERO DESCRIPTION
   ========================= */

.hero-description {
    max-width: 650px;

    margin-top: 28px;

    color: var(--text-secondary);

    font-size: 17px;

    line-height: 1.8;
}


/* =========================
   BUTTONS
   ========================= */

.hero-actions {
    display: flex;
    align-items: center;
    gap: 12px;

    margin-top: 35px;
}

.btn {
    position: relative;

    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;

    min-height: 48px;

    padding:
        0 20px;

    border-radius: 12px;

    font-size: 14px;
    font-weight: 650;

    overflow: hidden;

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

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

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

    box-shadow:
        0 10px 28px rgba(0, 0, 0, 0.13);
}

.btn-primary:hover {
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.18);
}

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

    background: var(--surface);

    color: var(--text);
}

.btn-secondary:hover {
    background: var(--surface-soft);
}

.btn-light {
    background: #ffffff;
    color: #11131a;

    box-shadow:
        0 14px 35px rgba(0, 0, 0, 0.16);
}

.btn-light:hover {
    box-shadow:
        0 18px 42px rgba(0, 0, 0, 0.22);
}

.large-button {
    margin-top: 30px;

    min-height: 54px;

    padding-inline: 24px;
}


/* =========================
   RIPPLE
   ========================= */

.ripple {
    position: absolute;

    width: 10px;
    height: 10px;

    border-radius: 50%;

    background: rgba(255, 255, 255, 0.35);

    transform:
        translate(-50%, -50%)
        scale(0);

    animation: rippleAnimation 0.6s ease-out;

    pointer-events: none;
}

@keyframes rippleAnimation {
    to {
        transform:
            translate(-50%, -50%)
            scale(35);
        opacity: 0;
    }
}


/* =========================
   HERO META
   ========================= */

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;

    margin-top: 50px;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.meta-item strong {
    font-size: 13px;
}

.meta-item span {
    color: var(--text-muted);

    font-size: 12px;
}


/* =========================
   HERO VISUAL
   ========================= */

.hero-visual {
    position: relative;

    min-height: 560px;

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


/* =========================
   CODE WINDOW
   ========================= */

.code-window {
    width: min(100%, 560px);

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

    border-radius: 22px;

    background:
        color-mix(
            in srgb,
            var(--surface) 94%,
            transparent
        );

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

    overflow: hidden;

    transform:
        perspective(1000px)
        rotateY(-4deg)
        rotateX(2deg);

    transition:
        transform 0.6s ease,
        box-shadow 0.6s ease;
}

.hero-visual:hover .code-window {
    transform:
        perspective(1000px)
        rotateY(0deg)
        rotateX(0deg)
        translateY(-5px);
}


/* =========================
   CODE WINDOW BAR
   ========================= */

.window-bar {
    height: 52px;

    display: flex;
    align-items: center;

    padding: 0 18px;

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

    background: var(--surface-soft);
}

.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots span {
    width: 8px;
    height: 8px;

    border-radius: 50%;

    background: var(--text-muted);

    opacity: 0.55;
}

.window-title {
    margin-left: auto;
    margin-right: auto;

    transform: translateX(-19px);

    color: var(--text-muted);

    font-size: 11px;
    font-family: monospace;
}


/* =========================
   CODE CONTENT
   ========================= */

.code-content {
    padding: 28px 24px 34px;

    background:
        linear-gradient(
            135deg,
            color-mix(
                in srgb,
                var(--surface) 98%,
                transparent
            ),
            color-mix(
                in srgb,
                var(--surface-soft) 80%,
                transparent
            )
        );

    font-family:
        "SFMono-Regular",
        Consolas,
        "Liberation Mono",
        monospace;

    font-size: 13px;

    line-height: 2.05;

    overflow-x: auto;
}

.code-number {
    display: inline-block;

    width: 30px;

    margin-right: 18px;

    color: var(--text-muted);

    opacity: 0.55;

    user-select: none;
}

.code-indent {
    display: inline-block;

    width: 28px;
}

.code-keyword {
    color: #8b5cf6;
}

.code-variable {
    color: var(--accent);
}

.code-property {
    color: #0ea5a0;
}

.code-string {
    color: #d97706;
}

.code-function {
    color: #2563eb;
}

.code-symbol {
    color: var(--text-secondary);
}

.code-object {
    color: var(--text-secondary);
}

.code-space {
    height: 7px;
}


/* =========================
   FLOATING CARDS
   ========================= */

.floating-card {
    position: absolute;

    display: flex;
    align-items: center;
    gap: 12px;

    padding: 13px 16px;

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

    border-radius: 15px;

    background:
        color-mix(
            in srgb,
            var(--surface) 88%,
            transparent
        );

    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

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

    animation: floatingCard 5s ease-in-out infinite;
}

.floating-card-one {
    top: 14%;
    left: -5%;
}

.floating-card-two {
    right: -7%;
    bottom: 16%;

    animation-delay: -2.2s;
}

.floating-icon {
    width: 34px;
    height: 34px;

    display: grid;
    place-items: center;

    border-radius: 10px;

    background: var(--accent-soft);

    color: var(--accent);

    font-size: 16px;
}

.floating-card strong {
    display: block;

    font-size: 12px;
}

.floating-card small {
    display: block;

    margin-top: 1px;

    color: var(--text-muted);

    font-size: 10px;
}

@keyframes floatingCard {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}


/* =========================
   SCROLL INDICATOR
   ========================= */

.scroll-indicator {
    position: absolute;

    left: 50%;
    bottom: 28px;

    transform: translateX(-50%);

    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;

    color: var(--text-muted);

    font-size: 10px;

    letter-spacing: 0.08em;
    text-transform: uppercase;

    opacity: 0.7;
}

.scroll-line {
    width: 1px;
    height: 34px;

    background:
        linear-gradient(
            to bottom,
            var(--text-muted),
            transparent
        );

    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%,
    100% {
        transform: scaleY(0.7);
        transform-origin: top;
    }

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


/* =========================
   GENERAL SECTIONS
   ========================= */

.section {
    position: relative;

    padding: 125px 0;
}

.section-label {
    display: flex;
    align-items: center;
    gap: 10px;

    margin-bottom: 20px;

    color: var(--text-muted);

    font-size: 11px;
    font-weight: 700;

    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.section-label span {
    color: var(--accent);
}


/* =========================
   INTRO
   ========================= */

.intro {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.intro-container {
    display: grid;

    grid-template-columns:
        0.4fr
        1fr;

    gap: 80px;
}

.intro-content {
    max-width: 850px;
}

.intro-content h2 {
    max-width: 780px;

    font-size:
        clamp(
            2.5rem,
            5vw,
            4.8rem
        );

    line-height: 1.02;

    letter-spacing: -0.055em;
}

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

    margin-top: 28px;

    color: var(--text-secondary);

    font-size: 16px;
}

.intro-content p + p {
    margin-top: 14px;
}


/* =========================
   SECTION HEADINGS
   ========================= */

.section-heading {
    max-width: 850px;

    margin-bottom: 60px;
}

.section-heading h2 {
    max-width: 800px;

    font-size:
        clamp(
            2.5rem,
            5vw,
            4.5rem
        );

    line-height: 1.02;

    letter-spacing: -0.055em;
}

.section-heading > p {
    max-width: 650px;

    margin-top: 22px;

    color: var(--text-secondary);

    font-size: 16px;
}

.split-heading {
    max-width: none;

    display: grid;

    grid-template-columns:
        1fr
        0.65fr;

    align-items: end;

    gap: 80px;
}

.split-heading > p {
    margin-bottom: 4px;
}


/* =========================
   ABOUT
   ========================= */

.about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;

    grid-template-columns:
        1.4fr
        1fr
        1fr;

    gap: 16px;
}

.about-card {
    position: relative;

    min-height: 310px;

    padding: 30px;

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

    border-radius: var(--radius-medium);

    background: var(--surface);

    overflow: hidden;

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

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

    border-color: var(--border-strong);

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

.large-card {
    background:
        linear-gradient(
            145deg,
            var(--surface),
            var(--surface-soft)
        );
}

.card-number {
    position: absolute;

    top: 22px;
    right: 25px;

    color: var(--text-muted);

    font-size: 11px;

    opacity: 0.65;
}

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

    display: grid;
    place-items: center;

    margin-bottom: 60px;

    border-radius: 14px;

    background: var(--accent-soft);

    color: var(--accent);

    font-size: 21px;
}

.about-card h3 {
    margin-bottom: 12px;

    font-size: 21px;

    letter-spacing: -0.03em;
}

.about-card p {
    max-width: 420px;

    color: var(--text-secondary);

    font-size: 14px;
    line-height: 1.75;
}


/* =========================
   APPROACH
   ========================= */

.process-grid {
    display: grid;

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

    gap: 16px;
}

.process-card {
    position: relative;

    min-height: 380px;

    padding: 30px;

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

    border-radius: var(--radius-medium);

    background: var(--surface);

    overflow: hidden;

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

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

    border-color: var(--border-strong);

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

.featured-process {
    background:
        linear-gradient(
            145deg,
            var(--accent-soft),
            var(--surface)
        );
}

.process-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.process-number {
    color: var(--text-muted);

    font-family: monospace;

    font-size: 12px;
}

.process-arrow {
    color: var(--text-muted);

    font-size: 20px;

    transition:
        transform var(--transition);
}

.process-card:hover .process-arrow {
    transform: translate(4px, -4px);
}

.process-icon {
    margin-top: 80px;

    margin-bottom: 28px;

    color: var(--accent);

    font-size: 28px;
}

.process-card h3 {
    margin-bottom: 12px;

    font-size: 23px;

    letter-spacing: -0.035em;
}

.process-card p {
    color: var(--text-secondary);

    font-size: 14px;

    line-height: 1.75;
}


/* =========================
   TECHNOLOGY
   ========================= */

.technology {
    background: var(--surface-soft);
}

.technology-container {
    display: grid;

    grid-template-columns:
        0.8fr
        1.2fr;

    gap: 100px;

    align-items: center;
}

.technology-copy h2 {
    max-width: 550px;

    font-size:
        clamp(
            2.5rem,
            5vw,
            4.5rem
        );

    line-height: 1;

    letter-spacing: -0.055em;
}

.technology-copy p {
    max-width: 530px;

    margin-top: 25px;

    color: var(--text-secondary);

    font-size: 15px;
}

.technology-list {
    border-top: 1px solid var(--border);
}

.technology-item {
    display: grid;

    grid-template-columns:
        50px
        1fr
        auto;

    align-items: center;

    gap: 20px;

    padding: 25px 0;

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

.tech-index {
    color: var(--text-muted);

    font-family: monospace;

    font-size: 11px;
}

.technology-item strong {
    font-size: 20px;

    letter-spacing: -0.03em;
}

.technology-item > span:last-child {
    color: var(--text-muted);

    font-size: 12px;
}


/* =========================
   HIGHLIGHT
   ========================= */

.highlight-box {
    position: relative;

    min-height: 550px;

    display: flex;
    align-items: center;

    padding: 70px;

    border-radius: var(--radius-large);

    background:
        linear-gradient(
            135deg,
            #10121a,
            #1c1c2d
        );

    color: white;

    overflow: hidden;

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

.highlight-content {
    position: relative;
    z-index: 2;
}

.highlight-content .section-label {
    color: rgba(255, 255, 255, 0.55);
}

.highlight-content .section-label span {
    color: #a49eff;
}

.highlight-content h2 {
    max-width: 760px;

    font-size:
        clamp(
            3rem,
            7vw,
            6.3rem
        );

    line-height: 0.98;

    letter-spacing: -0.065em;
}

.highlight-content p {
    max-width: 600px;

    margin-top: 30px;

    color: rgba(255, 255, 255, 0.62);

    font-size: 15px;
}

.highlight-glow {
    position: absolute;

    width: 600px;
    height: 600px;

    right: -12%;
    top: -25%;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(117, 102, 255, 0.5),
            rgba(117, 102, 255, 0) 68%
        );

    filter: blur(10px);
}

.highlight-mark {
    position: absolute;

    right: 8%;
    bottom: -10%;

    width: 320px;
    height: 320px;

    display: grid;
    place-items: center;

    border: 1px solid rgba(255, 255, 255, 0.08);

    border-radius: 50%;

    color: rgba(255, 255, 255, 0.07);

    font-size: 180px;
    font-weight: 800;
}

.highlight-mark::before,
.highlight-mark::after {
    content: "";

    position: absolute;

    border: 1px solid rgba(255, 255, 255, 0.06);

    border-radius: 50%;
}

.highlight-mark::before {
    inset: 35px;
}

.highlight-mark::after {
    inset: 70px;
}


/* =========================
   FUTURE / TIMELINE
   ========================= */

.timeline {
    position: relative;

    max-width: 900px;

    margin-left: auto;
}

.timeline::before {
    content: "";

    position: absolute;

    left: 24px;
    top: 20px;
    bottom: 20px;

    width: 1px;

    background: var(--border);
}

.timeline-item {
    position: relative;

    display: grid;

    grid-template-columns:
        50px
        1fr;

    gap: 35px;

    padding-bottom: 55px;
}

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

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

    width: 50px;
    height: 50px;

    display: grid;
    place-items: center;

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

    border-radius: 50%;

    background: var(--bg);

    color: var(--accent);

    font-family: monospace;

    font-size: 10px;
}

.timeline-content {
    padding-top: 3px;
}

.timeline-status {
    color: var(--accent);

    font-size: 10px;
    font-weight: 700;

    letter-spacing: 0.12em;
}

.timeline-content h3 {
    margin-top: 9px;

    font-size: 25px;

    letter-spacing: -0.035em;
}

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

    margin-top: 10px;

    color: var(--text-secondary);

    font-size: 14px;

    line-height: 1.8;
}


/* =========================
   FAQ
   ========================= */

.faq {
    background: var(--bg-secondary);
}

.faq-container {
    display: grid;

    grid-template-columns:
        0.7fr
        1.3fr;

    gap: 100px;

    align-items: start;
}

.faq-intro {
    position: sticky;
    top: 120px;
}

.faq-intro h2 {
    max-width: 450px;

    font-size:
        clamp(
            2.5rem,
            5vw,
            4.2rem
        );

    line-height: 1;

    letter-spacing: -0.055em;
}

.faq-intro p {
    max-width: 430px;

    margin-top: 25px;

    color: var(--text-secondary);

    font-size: 14px;
}

.faq-list {
    border-top: 1px solid var(--border);
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;

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

    padding: 25px 0;

    color: var(--text);

    text-align: left;

    font-size: 15px;
    font-weight: 650;
}

.faq-plus {
    display: grid;
    place-items: center;

    width: 30px;
    height: 30px;

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

    border-radius: 50%;

    color: var(--text-muted);

    font-size: 20px;
    font-weight: 400;

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

.faq-item.active .faq-plus {
    transform: rotate(45deg);

    background: var(--primary);
    color: var(--bg);
}

.faq-answer {
    display: grid;

    grid-template-rows: 0fr;

    transition:
        grid-template-rows 0.35s ease;
}

.faq-answer p {
    overflow: hidden;

    max-width: 750px;

    color: var(--text-secondary);

    font-size: 14px;

    line-height: 1.8;
}

.faq-item.active .faq-answer {
    grid-template-rows: 1fr;
}

.faq-item.active .faq-answer p {
    padding-bottom: 25px;
}


/* =========================
   CONTACT
   ========================= */

.contact {
    padding-top: 40px;
    padding-bottom: 125px;
}

.contact-box {
    position: relative;

    min-height: 480px;

    display: flex;
    align-items: center;

    padding: 70px;

    border-radius: var(--radius-large);

    background:
        linear-gradient(
            135deg,
            #171923,
            #282442
        );

    color: white;

    overflow: hidden;

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

.contact-content {
    position: relative;
    z-index: 3;

    max-width: 700px;
}

.light-label {
    color: rgba(255, 255, 255, 0.5);
}

.light-label span {
    color: #aaa4ff;
}

.contact-content h2 {
    max-width: 700px;

    font-size:
        clamp(
            3rem,
            6vw,
            5.5rem
        );

    line-height: 0.98;

    letter-spacing: -0.06em;
}

.contact-content p {
    max-width: 560px;

    margin-top: 25px;

    color: rgba(255, 255, 255, 0.62);

    font-size: 15px;
}

.contact-decoration {
    position: absolute;

    right: -50px;
    top: 50%;

    width: 500px;
    height: 500px;

    transform: translateY(-50%);

    pointer-events: none;
}

.contact-circle {
    position: absolute;

    border: 1px solid rgba(255, 255, 255, 0.08);

    border-radius: 50%;
}

.circle-one {
    inset: 0;
}

.circle-two {
    inset: 60px;
}

.circle-three {
    inset: 120px;
}

.contact-n {
    position: absolute;

    inset: 0;

    display: grid;
    place-items: center;

    color: rgba(255, 255, 255, 0.06);

    font-size: 240px;
    font-weight: 800;
}


/* =========================
   FOOTER
   ========================= */

.site-footer {
    padding: 75px 0 25px;

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

    background: var(--bg);
}

.footer-main {
    display: grid;

    grid-template-columns:
        1fr
        1fr;

    gap: 80px;

    padding-bottom: 65px;
}

.footer-brand p {
    max-width: 280px;

    margin-top: 18px;

    color: var(--text-muted);

    font-size: 13px;
}

.footer-links {
    display: grid;

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

    gap: 30px;
}

.footer-column {
    display: flex;
    flex-direction: column;

    gap: 11px;
}

.footer-column h4 {
    margin-bottom: 8px;

    color: var(--text);

    font-size: 12px;

    text-transform: uppercase;

    letter-spacing: 0.08em;
}

.footer-column a {
    width: fit-content;

    color: var(--text-muted);

    font-size: 13px;

    transition:
        color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 20px;

    padding-top: 24px;

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

    color: var(--text-muted);

    font-size: 11px;
}


/* =========================
   SCROLL REVEAL
   ========================= */

.reveal {
    opacity: 0;

    transform: translateY(25px);

    transition:
        opacity 0.75s ease,
        transform 0.75s ease;
}

.reveal.visible {
    opacity: 1;

    transform: translateY(0);
}


/* =========================
   SELECTION
   ========================= */

::selection {
    background: var(--accent);
    color: white;
}


/* =========================
   SCROLLBAR
   ========================= */

::-webkit-scrollbar {
    width: 9px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--text-muted);

    border-radius: 20px;

    border: 3px solid var(--bg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}


/* =========================
   RESPONSIVE — 1100px
   ========================= */

@media (max-width: 1100px) {

    .hero-container {
        grid-template-columns:
            1fr
            0.85fr;

        gap: 45px;
    }

    .hero-title {
        font-size:
            clamp(
                3.3rem,
                6vw,
                5.2rem
            );
    }

    .floating-card-one {
        left: -2%;
    }

    .floating-card-two {
        right: -2%;
    }

    .technology-container {
        gap: 60px;
    }

    .faq-container {
        gap: 60px;
    }
}


/* =========================
   RESPONSIVE — 950px
   ========================= */

@media (max-width: 950px) {

    :root {
        --header-height: 68px;
    }

    .desktop-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .mobile-nav {
        position: fixed;

        top: var(--header-height);
        left: 0;

        width: 100%;

        display: flex;
        flex-direction: column;

        padding: 15px 24px 25px;

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

        background:
            color-mix(
                in srgb,
                var(--bg) 94%,
                transparent
            );

        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);

        transform: translateY(-130%);

        opacity: 0;

        pointer-events: none;

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

    .mobile-nav.active {
        transform: translateY(0);

        opacity: 1;

        pointer-events: auto;
    }

    .mobile-nav > a {
        padding: 14px 0;

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

        color: var(--text-secondary);

        font-size: 14px;
    }

    .mobile-theme-toggle {
        display: flex;
        align-items: center;
        gap: 10px;

        padding: 16px 0 5px;

        color: var(--text);

        font-size: 14px;

        text-align: left;
    }

    .hero {
        padding-top: 125px;
    }

    .hero-container {
        grid-template-columns: 1fr;
    }

    .hero-content {
        max-width: 850px;
    }

    .hero-visual {
        min-height: 500px;
    }

    .intro-container {
        grid-template-columns: 1fr;

        gap: 35px;
    }

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

    .large-card {
        grid-column: span 2;
    }

    .technology-container {
        grid-template-columns: 1fr;
    }

    .faq-container {
        grid-template-columns: 1fr;
    }

    .faq-intro {
        position: static;
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: 50px;
    }
}


/* =========================
   RESPONSIVE — 760px
   ========================= */

@media (max-width: 760px) {

    .container {
        width: min(
            calc(100% - 32px),
            var(--container)
        );
    }

    .section {
        padding: 90px 0;
    }

    .hero {
        min-height: auto;

        padding:
            125px 0
            85px;
    }

    .hero-title {
        font-size:
            clamp(
                3rem,
                12vw,
                5rem
            );
    }

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

    .hero-meta {
        gap: 20px;
    }

    .hero-visual {
        min-height: 430px;
    }

    .code-window {
        width: 100%;
    }

    .floating-card {
        padding: 10px 12px;
    }

    .floating-card-one {
        top: 7%;
        left: -2%;
    }

    .floating-card-two {
        right: -2%;
        bottom: 7%;
    }

    .floating-card strong {
        font-size: 11px;
    }

    .floating-card small {
        font-size: 9px;
    }

    .intro-content h2,
    .section-heading h2,
    .technology-copy h2,
    .faq-intro h2 {
        font-size:
            clamp(
                2.5rem,
                10vw,
                4rem
            );
    }

    .split-heading {
        grid-template-columns: 1fr;

        gap: 20px;
    }

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

    .large-card {
        grid-column: auto;
    }

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

    .process-card {
        min-height: 330px;
    }

    .highlight-box {
        min-height: 500px;

        padding: 45px 30px;
    }

    .highlight-content h2 {
        font-size:
            clamp(
                2.8rem,
                11vw,
                5rem
            );
    }

    .highlight-mark {
        width: 250px;
        height: 250px;

        right: -60px;
        bottom: -50px;

        font-size: 140px;
    }

    .contact-box {
        min-height: 500px;

        padding: 45px 30px;
    }

    .contact-content h2 {
        font-size:
            clamp(
                2.8rem,
                11vw,
                5rem
            );
    }

    .contact-decoration {
        right: -180px;

        opacity: 0.7;
    }

    .footer-links {
        grid-template-columns:
            repeat(2, 1fr);

        row-gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
    }

    .scroll-indicator {
        display: none;
    }
}


/* =========================
   RESPONSIVE — 500px
   ========================= */

@media (max-width: 500px) {

    .brand-name {
        font-size: 13px;
    }

    .brand-mark {
        width: 35px;
        height: 35px;

        border-radius: 10px;
    }

    .hero {
        padding-top: 110px;
    }

    .eyebrow {
        font-size: 10px;
    }

    .hero-title {
        font-size:
            clamp(
                2.8rem,
                14vw,
                4.3rem
            );
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }

    .hero-meta {
        display: grid;

        grid-template-columns:
            1fr
            1fr;
    }

    .hero-visual {
        min-height: 350px;
    }

    .code-content {
        padding: 22px 15px;

        font-size: 10px;
    }

    .code-number {
        width: 22px;
        margin-right: 8px;
    }

    .code-indent {
        width: 15px;
    }

    .floating-card {
        display: none;
    }

    .section-label {
        font-size: 10px;
    }

    .intro-content h2,
    .section-heading h2,
    .technology-copy h2,
    .faq-intro h2 {
        font-size: 2.6rem;
    }

    .about-card {
        min-height: 290px;

        padding: 25px;
    }

    .card-icon {
        margin-bottom: 45px;
    }

    .process-card {
        min-height: 300px;

        padding: 25px;
    }

    .process-icon {
        margin-top: 55px;
    }

    .technology-item {
        grid-template-columns:
            35px
            1fr;

        gap: 10px;
    }

    .technology-item > span:last-child {
        grid-column: 2;
    }

    .highlight-box {
        min-height: 530px;

        padding: 35px 24px;
    }

    .contact-box {
        padding: 35px 24px;
    }

    .timeline-item {
        gap: 20px;
    }

    .timeline-marker {
        width: 44px;
        height: 44px;
    }

    .timeline::before {
        left: 21px;
    }

    .timeline-content h3 {
        font-size: 21px;
    }

    .footer-links {
        grid-template-columns: 1fr 1fr;
    }

    .site-footer {
        padding-top: 60px;
    }
}


/* =========================
   REDUCED MOTION
   ========================= */

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

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

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