:root {
    --bg: #f7f8fc;
    --surface: #ffffff;
    --surface-soft: #f1f4fb;
    --text: #111827;
    --muted: #667085;
    --border: #e4e7ec;

    --primary: #6554e8;
    --primary-dark: #5040c8;
    --primary-soft: #eeecff;

    --accent: #12b76a;
    --accent-soft: #ecfdf3;

    --danger: #d92d20;
    --danger-soft: #fef3f2;

    --shadow:
        0 10px 40px rgba(16, 24, 40, .08);

    --shadow-lg:
        0 24px 70px rgba(16, 24, 40, .12);

    --radius-sm: 10px;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(
            circle at 85% 5%,
            rgba(101, 84, 232, .12),
            transparent 28%
        ),
        radial-gradient(
            circle at 10% 25%,
            rgba(18, 183, 106, .08),
            transparent 24%
        ),
        var(--bg);

    color: var(--text);

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

    line-height: 1.7;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

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

    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;

    backdrop-filter: blur(18px);

    background:
        rgba(247, 248, 252, .86);

    border-bottom:
        1px solid rgba(228, 231, 236, .85);
}

.nav {
    min-height: 76px;

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

    gap: 24px;
}

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

    font-weight: 800;
    font-size: 22px;
    letter-spacing: -.4px;
}

.brand-mark {
    width: 40px;
    height: 40px;

    display: grid;
    place-items: center;

    color: #fff;

    border-radius: 13px;

    background:
        linear-gradient(
            135deg,
            #7968ff,
            #5241c8
        );

    box-shadow:
        0 8px 22px
        rgba(101, 84, 232, .28);

    font-size: 18px;
    font-weight: 900;
}

.brand-ai {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;

    color: #475467;

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

.nav-links a:hover {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn {
    min-height: 44px;

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

    gap: 8px;

    padding: 0 18px;

    border: 1px solid transparent;
    border-radius: 12px;

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

    transition:
        transform .18s ease,
        box-shadow .18s ease,
        background .18s ease,
        border-color .18s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    color: #fff;

    background:
        linear-gradient(
            135deg,
            #7262f2,
            #5846d6
        );

    box-shadow:
        0 8px 22px
        rgba(101, 84, 232, .22);
}

.btn-primary:hover {
    box-shadow:
        0 12px 30px
        rgba(101, 84, 232, .3);
}

.btn-outline {
    background: rgba(255,255,255,.7);
    border-color: var(--border);
    color: #344054;
}

.btn-outline:hover {
    border-color: #c9c3ff;
    background: #fff;
}

.btn-lg {
    min-height: 52px;
    padding-inline: 24px;

    border-radius: 14px;

    font-size: 15px;
}

.btn-block {
    width: 100%;
}

.hero {
    padding:
        92px 0
        78px;
}

.hero-grid {
    display: grid;

    grid-template-columns:
        minmax(0, 1.05fr)
        minmax(0, .95fr);

    gap: 70px;

    align-items: center;
}

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

    padding:
        7px 12px;

    color: #5144b8;

    background:
        rgba(238, 236, 255, .86);

    border:
        1px solid
        #d9d4ff;

    border-radius: 999px;

    font-size: 13px;
    font-weight: 700;
}

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

    background: var(--accent);

    border-radius: 50%;

    box-shadow:
        0 0 0 4px
        rgba(18, 183, 106, .12);
}

.hero h1 {
    margin:
        22px 0
        18px;

    max-width: 760px;

    font-size:
        clamp(
            42px,
            6vw,
            68px
        );

    line-height: 1.18;

    letter-spacing: -2px;
}

.gradient-text {
    background:
        linear-gradient(
            120deg,
            #6554e8,
            #8b5cf6,
            #1d9e78
        );

    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-copy {
    max-width: 680px;

    margin: 0;

    color: var(--muted);

    font-size: 18px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;

    margin-top: 30px;
}

.hero-note {
    margin-top: 18px;

    display: flex;
    gap: 18px;
    flex-wrap: wrap;

    color: #667085;

    font-size: 13px;
}

.hero-note span::before {
    content: "✓";

    margin-inline-end: 6px;

    color: var(--accent);

    font-weight: 900;
}

.hero-demo {
    position: relative;
}

.glow {
    position: absolute;

    inset:
        15% 10%;

    background:
        rgba(101, 84, 232, .24);

    filter: blur(70px);

    border-radius: 50%;

    z-index: -1;
}

.app-window {
    overflow: hidden;

    background:
        rgba(255,255,255,.93);

    border:
        1px solid
        rgba(218, 221, 230, .9);

    border-radius: 26px;

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

.app-window-top {
    min-height: 54px;

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

    padding:
        0 18px;

    border-bottom:
        1px solid #edf0f5;

    background:
        rgba(250,250,252,.8);
}

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

.window-dot {
    width: 9px;
    height: 9px;

    border-radius: 50%;

    background: #d0d5dd;
}

.demo-body {
    display: grid;

    grid-template-columns:
        130px 1fr;

    min-height: 420px;
}

.demo-sidebar {
    padding: 20px 12px;

    background:
        #f8f9fc;

    border-left:
        1px solid
        #edf0f5;
}

.demo-menu-item {
    height: 38px;

    display: flex;
    align-items: center;

    padding:
        0 10px;

    margin-bottom: 7px;

    border-radius: 9px;

    color: #667085;

    font-size: 11px;
}

.demo-menu-item.active {
    color: var(--primary);

    background: var(--primary-soft);

    font-weight: 700;
}

.demo-content {
    padding: 24px;
}

.demo-title {
    margin-bottom: 18px;

    font-weight: 800;
}

.stat-grid {
    display: grid;

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

    gap: 12px;
}

.stat-card {
    padding: 15px;

    border:
        1px solid
        #eaecf0;

    border-radius: 14px;

    background: #fff;
}

.stat-label {
    color: #667085;
    font-size: 10px;
}

.stat-value {
    margin-top: 4px;

    font-size: 20px;
    font-weight: 800;
}

.stat-green {
    color: var(--accent);
}

.tool-card-demo {
    margin-top: 14px;

    padding: 18px;

    border:
        1px solid
        #e7e3ff;

    border-radius: 16px;

    background:
        linear-gradient(
            135deg,
            #faf9ff,
            #f7fbff
        );
}

.tool-tag {
    display: inline-flex;

    padding: 4px 8px;

    border-radius: 999px;

    background: var(--primary-soft);

    color: var(--primary);

    font-size: 9px;
    font-weight: 700;
}

.fake-input {
    height: 42px;

    margin-top: 12px;

    border:
        1px solid #e5e7eb;

    border-radius: 10px;

    background: #fff;
}

.fake-button {
    width: 120px;
    height: 34px;

    margin-top: 10px;

    border-radius: 9px;

    background:
        linear-gradient(
            135deg,
            #7262f2,
            #5846d6
        );
}

.section {
    padding:
        88px 0;
}

.section-soft {
    background:
        rgba(255,255,255,.62);

    border-top:
        1px solid
        rgba(228,231,236,.7);

    border-bottom:
        1px solid
        rgba(228,231,236,.7);
}

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

    margin:
        0 auto
        44px;

    text-align: center;
}

.eyebrow {
    margin-bottom: 8px;

    color: var(--primary);

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

    letter-spacing: .4px;
}

.section-heading h2 {
    margin:
        0 0
        12px;

    font-size:
        clamp(
            30px,
            4vw,
            44px
        );

    line-height: 1.3;

    letter-spacing: -1px;
}

.section-heading p {
    margin: 0;

    color: var(--muted);

    font-size: 16px;
}

.feature-grid {
    display: grid;

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

    gap: 18px;
}

.feature-card {
    padding: 26px;

    background:
        rgba(255,255,255,.8);

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

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

    box-shadow:
        0 5px 20px
        rgba(16,24,40,.03);

    transition:
        transform .2s ease,
        box-shadow .2s ease,
        border-color .2s ease;
}

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

    border-color:
        #d5d0ff;

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

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

    display: grid;
    place-items: center;

    border-radius: 14px;

    background:
        var(--primary-soft);

    color: var(--primary);

    font-size: 21px;
}

.feature-card h3 {
    margin:
        18px 0
        8px;

    font-size: 18px;
}

.feature-card p {
    margin: 0;

    color: var(--muted);

    font-size: 14px;
}

.brain-panel {
    padding: 42px;

    display: grid;

    grid-template-columns:
        1fr 1fr;

    gap: 48px;

    align-items: center;

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

    background:
        linear-gradient(
            135deg,
            #15122b,
            #231b55
        );

    color: #fff;

    box-shadow:
        0 30px 80px
        rgba(31, 24, 76, .24);
}

.brain-panel h2 {
    margin:
        12px 0;

    font-size:
        clamp(
            28px,
            4vw,
            42px
        );

    line-height: 1.3;
}

.brain-panel p {
    margin: 0;

    color:
        rgba(255,255,255,.72);
}

.brain-list {
    margin:
        24px 0
        0;

    padding: 0;

    list-style: none;
}

.brain-list li {
    margin-bottom: 12px;

    color:
        rgba(255,255,255,.86);
}

.brain-list li::before {
    content: "✓";

    display: inline-grid;
    place-items: center;

    width: 22px;
    height: 22px;

    margin-inline-end: 9px;

    border-radius: 50%;

    color: #7bf0b6;

    background:
        rgba(18,183,106,.15);

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

.brain-visual {
    padding: 22px;

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

    border-radius: 20px;

    background:
        rgba(255,255,255,.06);

    backdrop-filter: blur(14px);
}

.brain-row {
    padding: 12px 0;

    display: flex;
    justify-content: space-between;

    border-bottom:
        1px solid
        rgba(255,255,255,.08);

    font-size: 13px;
}

.brain-row:last-child {
    border-bottom: 0;
}

.brain-key {
    color:
        rgba(255,255,255,.52);
}

.brain-value {
    font-weight: 700;
}

.cta {
    padding:
        48px;

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

    gap: 30px;

    border:
        1px solid
        #dfdcff;

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

    background:
        linear-gradient(
            135deg,
            #f5f3ff,
            #effcf7
        );
}

.cta h2 {
    margin: 0 0 8px;

    font-size:
        clamp(
            26px,
            4vw,
            38px
        );
}

.cta p {
    margin: 0;

    color: var(--muted);
}

.site-footer {
    padding:
        42px 0;

    color: #667085;

    font-size: 13px;
}

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

    padding-top: 26px;

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

/* Auth */

.auth-page {
    min-height:
        calc(100vh - 76px);

    display: grid;
    place-items: center;

    padding:
        60px 16px;
}

.auth-shell {
    width: min(
        100%,
        1040px
    );

    display: grid;

    grid-template-columns:
        minmax(0, .95fr)
        minmax(0, 1.05fr);

    overflow: hidden;

    background: #fff;

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

    border-radius: 28px;

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

.auth-visual {
    padding: 48px;

    color: #fff;

    background:
        radial-gradient(
            circle at 70% 10%,
            rgba(123, 240, 182, .14),
            transparent 30%
        ),
        linear-gradient(
            145deg,
            #16132c,
            #30236e
        );
}

.auth-visual h2 {
    margin:
        25px 0
        12px;

    font-size: 36px;
    line-height: 1.35;
}

.auth-visual p {
    color:
        rgba(255,255,255,.68);
}

.auth-points {
    margin:
        34px 0
        0;

    padding: 0;
    list-style: none;
}

.auth-points li {
    margin-bottom: 16px;

    color:
        rgba(255,255,255,.88);

    font-size: 14px;
}

.auth-points li::before {
    content: "✓";

    margin-inline-end: 9px;

    color: #67e7aa;

    font-weight: 900;
}

.auth-form-panel {
    padding:
        46px;
}

.auth-form-panel h1 {
    margin:
        0 0
        8px;

    font-size: 30px;
}

.auth-subtitle {
    margin:
        0 0
        28px;

    color: var(--muted);

    font-size: 14px;
}

.form-grid {
    display: grid;
    gap: 17px;
}

.form-group label {
    display: block;

    margin-bottom: 7px;

    color: #344054;

    font-size: 13px;
    font-weight: 700;
}

.form-control {
    width: 100%;

    min-height: 48px;

    padding:
        10px 13px;

    border:
        1px solid #d0d5dd;

    border-radius: 11px;

    background: #fff;

    outline: none;

    transition:
        border-color .18s,
        box-shadow .18s;
}

.form-control:focus {
    border-color: #8c80f3;

    box-shadow:
        0 0 0 4px
        rgba(101,84,232,.09);
}

.form-row {
    display: grid;
    grid-template-columns:
        repeat(2, 1fr);

    gap: 14px;
}

.checkbox-line {
    display: flex;
    gap: 8px;
    align-items: center;

    color: #475467;

    font-size: 13px;
}

.alert {
    padding:
        12px 14px;

    margin-bottom: 20px;

    border-radius: 10px;

    font-size: 13px;
}

.alert-danger {
    color: #912018;

    background: var(--danger-soft);

    border:
        1px solid #fecdca;
}

.auth-footer {
    margin-top: 22px;

    text-align: center;

    color: var(--muted);

    font-size: 13px;
}

.auth-footer a {
    color: var(--primary);

    font-weight: 700;
}

/* Responsive */

@media (max-width: 980px) {
    .nav-links {
        display: none;
    }

    .hero {
        padding-top: 64px;
    }

    .hero-grid,
    .brain-panel,
    .auth-shell {
        grid-template-columns: 1fr;
    }

    .hero-grid {
        gap: 50px;
    }

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

    .auth-visual {
        display: none;
    }
}

@media (max-width: 680px) {
    .container {
        width:
            min(
                calc(100% - 22px),
                var(--container)
            );
    }

    .site-header .nav {
        min-height: 66px;
    }

    .nav-actions .btn-outline {
        display: none;
    }

    .hero {
        padding:
            52px 0
            58px;
    }

    .hero h1 {
        letter-spacing: -1px;
    }

    .hero-copy {
        font-size: 16px;
    }

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

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

    .brain-panel,
    .cta {
        padding: 28px 22px;
    }

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

    .cta .btn {
        width: 100%;
    }

    .demo-body {
        grid-template-columns:
            90px 1fr;
    }

    .demo-content {
        padding: 16px;
    }

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

    .auth-page {
        padding:
            28px 12px;
    }

    .auth-form-panel {
        padding:
            30px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* =========================
   APP SHELL
========================= */

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 260px 1fr;
    background: #f7f8fc;
}

.app-sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 22px 16px;

    background:
        linear-gradient(
            180deg,
            #15122b,
            #1d1742
        );

    color: #fff;

    display: flex;
    flex-direction: column;
    gap: 26px;
}

.app-sidebar .brand {
    color: #fff;
}

.sidebar-nav {
    display: grid;
    gap: 7px;
}

.sidebar-link {
    min-height: 44px;

    display: flex;
    align-items: center;
    gap: 10px;

    padding: 0 12px;

    border-radius: 11px;

    color:
        rgba(255,255,255,.68);

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

.sidebar-link:hover,
.sidebar-link.active {
    color: #fff;

    background:
        rgba(255,255,255,.09);
}

.sidebar-spacer {
    flex: 1;
}

.sidebar-footer {
    display: grid;
    gap: 10px;
}

.workspace-mini {
    padding: 12px;

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

    border-radius: 12px;

    background:
        rgba(255,255,255,.05);
}

.workspace-mini-name {
    font-weight: 700;
    font-size: 13px;
}

.workspace-mini-plan {
    margin-top: 3px;

    color:
        rgba(255,255,255,.5);

    font-size: 11px;
}

.app-main {
    min-width: 0;
}

.app-topbar {
    min-height: 72px;

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

    gap: 20px;

    padding:
        0 28px;

    background:
        rgba(255,255,255,.9);

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

    backdrop-filter: blur(14px);
}

.topbar-title {
    font-weight: 800;
    font-size: 18px;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.credit-pill {
    min-height: 40px;

    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 0 13px;

    border:
        1px solid
        #ddd8ff;

    border-radius: 999px;

    background: #f7f5ff;

    color: #5144b8;

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

.app-content {
    padding:
        28px;

    width: 100%;
    max-width: 1500px;
    margin-inline: auto;
}

.page-heading {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;

    gap: 20px;

    margin-bottom: 24px;
}

.page-heading h1 {
    margin: 0;

    font-size: 28px;
}

.page-heading p {
    margin:
        6px 0 0;

    color: var(--muted);

    font-size: 14px;
}

.dashboard-grid {
    display: grid;

    grid-template-columns:
        repeat(12, 1fr);

    gap: 18px;
}

.panel {
    padding: 22px;

    background: #fff;

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

    border-radius: 18px;

    box-shadow:
        0 4px 18px
        rgba(16,24,40,.035);
}

.panel h2,
.panel h3 {
    margin-top: 0;
}

.panel-credits {
    grid-column: span 4;
}

.panel-brain {
    grid-column: span 8;
}

.panel-tools {
    grid-column: span 12;
}

.panel-activity {
    grid-column: span 12;
}

.metric-label {
    color: var(--muted);

    font-size: 12px;
}

.metric-value {
    margin-top: 5px;

    font-size: 34px;
    font-weight: 900;
}

.metric-note {
    margin-top: 6px;

    color: var(--muted);

    font-size: 12px;
}

.brain-summary {
    display: grid;

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

    gap: 12px;

    margin-top: 16px;
}

.brain-chip {
    padding: 12px;

    border-radius: 12px;

    background: #f8f7ff;

    border:
        1px solid
        #ebe8ff;
}

.brain-chip-label {
    color: #7065b8;

    font-size: 10px;
    font-weight: 800;
}

.brain-chip-value {
    margin-top: 4px;

    font-size: 13px;
    font-weight: 700;
}

.tool-grid {
    display: grid;

    grid-template-columns:
        repeat(5, 1fr);

    gap: 12px;
}

.tool-tile {
    min-height: 150px;

    padding: 18px;

    display: flex;
    flex-direction: column;
    justify-content: space-between;

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

    border-radius: 16px;

    background:
        linear-gradient(
            180deg,
            #fff,
            #fafbff
        );
}

.tool-tile-icon {
    width: 42px;
    height: 42px;

    display: grid;
    place-items: center;

    border-radius: 12px;

    background: var(--primary-soft);

    color: var(--primary);

    font-size: 18px;
}

.tool-tile h3 {
    margin:
        18px 0
        5px;

    font-size: 15px;
}

.tool-tile p {
    margin: 0;

    color: var(--muted);

    font-size: 12px;
}

.coming-soon {
    margin-top: 12px;

    color: #98a2b3;

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

/* =========================
   ONBOARDING
========================= */

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

    padding:
        42px 16px;

    background:
        radial-gradient(
            circle at 80% 5%,
            rgba(101,84,232,.12),
            transparent 27%
        ),
        #f7f8fc;
}

.onboarding-shell {
    width:
        min(
            100%,
            980px
        );

    margin-inline: auto;
}

.onboarding-header {
    margin-bottom: 26px;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.onboarding-card {
    overflow: hidden;

    background: #fff;

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

    border-radius: 26px;

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

.progress-wrap {
    padding:
        20px 26px;

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

    background: #fafbff;
}

.progress-track {
    height: 7px;

    overflow: hidden;

    border-radius: 999px;

    background: #ebeef5;
}

.progress-value {
    height: 100%;
    width: 14.285%;

    border-radius: inherit;

    background:
        linear-gradient(
            90deg,
            #6554e8,
            #8b5cf6
        );

    transition:
        width .25s ease;
}

.progress-meta {
    margin-top: 10px;

    display: flex;
    justify-content: space-between;

    color: #667085;

    font-size: 12px;
}

.step-panel {
    display: none;

    padding:
        34px;
}

.step-panel.active {
    display: block;
}

.step-eyebrow {
    color: var(--primary);

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

.step-panel h2 {
    margin:
        5px 0
        8px;

    font-size: 26px;
}

.step-copy {
    margin:
        0 0
        26px;

    color: var(--muted);

    font-size: 14px;
}

.onboarding-actions {
    padding:
        20px 34px;

    display: flex;
    justify-content: space-between;
    gap: 12px;

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

    background: #fafbff;
}

.tag-input-help {
    margin-top: 5px;

    color: #98a2b3;

    font-size: 11px;
}

.review-grid {
    display: grid;

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

    gap: 12px;
}

.review-item {
    padding: 14px;

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

    border-radius: 12px;

    background: #fafbff;
}

.review-label {
    color: var(--muted);

    font-size: 10px;
}

.review-value {
    margin-top: 4px;

    font-size: 13px;
    font-weight: 700;
}

/* Responsive app */

@media (max-width: 1100px) {
    .tool-grid {
        grid-template-columns:
            repeat(3, 1fr);
    }
}

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

    .app-sidebar {
        display: none;
    }

    .panel-credits,
    .panel-brain {
        grid-column: span 12;
    }
}

@media (max-width: 680px) {
    .app-topbar,
    .app-content {
        padding-inline: 16px;
    }

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

    .brain-summary,
    .review-grid {
        grid-template-columns: 1fr;
    }

    .step-panel {
        padding:
            26px 20px;
    }

    .onboarding-actions {
        padding:
            16px 20px;
    }
}

/* =========================
   PRODUCT STUDIO
========================= */

.product-studio-grid {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, 1fr);
    gap: 18px;
}

.product-form-panel,
.product-result-panel {
    min-height: 560px;
}

.studio-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
}

.studio-heading h2 {
    margin: 3px 0 0;
}

.studio-cost {
    padding: 7px 11px;
    border: 1px solid #ddd8ff;
    border-radius: 999px;
    background: #f7f5ff;
    color: #5144b8;
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
}

.brain-context-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;

    padding: 15px;

    border: 1px solid #dff3e8;
    border-radius: 14px;

    background:
        linear-gradient(
            135deg,
            #f5fff9,
            #fbfffd
        );
}

.brain-context-card strong {
    color: #087443;
    font-size: 13px;
}

.brain-context-card p {
    margin: 4px 0 0;
    color: #667085;
    font-size: 11px;
}

.brain-context-card > span {
    color: var(--accent);
    font-size: 24px;
}

.product-empty-state {
    min-height: 410px;

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

    text-align: center;

    color: #98a2b3;
}

.product-empty-icon {
    width: 64px;
    height: 64px;

    display: grid;
    place-items: center;

    margin-bottom: 14px;

    border-radius: 20px;

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

    font-size: 25px;
}

.product-empty-state h3 {
    margin: 0 0 5px;
    color: #344054;
}

.product-empty-state p {
    margin: 0;
    font-size: 13px;
}

.generated-output {
    min-height: 390px;

    margin-bottom: 16px;
    padding: 20px;

    white-space: pre-wrap;

    border: 1px solid var(--border);
    border-radius: 14px;

    background: #fafbff;

    color: #344054;

    line-height: 2;
    font-size: 14px;
}

.product-history-panel {
    margin-top: 18px;
}

.generation-list {
    display: grid;
}

.generation-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    padding: 14px 0;

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

.generation-row:last-child {
    border-bottom: 0;
}

.generation-title {
    font-size: 13px;
    font-weight: 700;
}

.generation-meta {
    margin-top: 3px;
    color: var(--muted);
    font-size: 10px;
}

.generation-status {
    padding: 5px 9px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 800;
}

.generation-status-completed {
    color: #087443;
    background: #ecfdf3;
}

.generation-status-failed {
    color: #b42318;
    background: #fef3f2;
}

.generation-status-pending {
    color: #6941c6;
    background: #f4f3ff;
}

.history-empty {
    padding: 26px;
    text-align: center;
    color: #98a2b3;
    font-size: 13px;
}

.product-alert-success {
    margin-bottom: 18px;
    color: #087443;
    background: #ecfdf3;
    border: 1px solid #abefc6;
}

@media (max-width: 960px) {
    .product-studio-grid {
        grid-template-columns: 1fr;
    }

    .product-form-panel,
    .product-result-panel {
        min-height: auto;
    }
}