/* embrun marketing — design tokens & layout
   Palette: orange-led, warm neutrals, generous whitespace.
*/

:root {
    --orange-50:  #FFF7ED;
    --orange-100: #FFEDD5;
    --orange-200: #FED7AA;
    --orange-300: #FDBA74;
    --orange-400: #FB923C;
    --orange-500: #F97316;
    --orange-600: #EA580C;
    --orange-700: #C2410C;
    --orange-800: #9A3412;
    --orange-900: #7C2D12;

    --ink-900: #1C1917;
    --ink-700: #44403C;
    --ink-500: #78716C;
    --ink-300: #D6D3D1;
    --ink-100: #F5F5F4;
    --ink-50:  #FAFAF9;

    --bg: #FFFFFF;
    --bg-alt: var(--orange-50);
    --text: var(--ink-900);
    --muted: var(--ink-500);
    --border: #EDE7E1;

    --primary: var(--orange-500);
    --primary-hover: var(--orange-600);
    --primary-ink: #FFFFFF;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-pill: 999px;

    --shadow-sm: 0 1px 2px rgba(28, 25, 23, 0.04), 0 1px 3px rgba(28, 25, 23, 0.06);
    --shadow-md: 0 6px 16px -4px rgba(234, 88, 12, 0.10), 0 2px 6px rgba(28, 25, 23, 0.05);
    --shadow-lg: 0 24px 48px -16px rgba(234, 88, 12, 0.18);

    --container: 1180px;
    --container-narrow: 780px;

    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--orange-700); text-decoration: none; }
a:hover { color: var(--orange-600); }

h1, h2, h3, h4 {
    font-family: var(--font-sans);
    color: var(--ink-900);
    line-height: 1.15;
    margin: 0 0 .5em;
    letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.4rem, 4.6vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 2.8vw, 2.3rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 600; }
h4 { font-size: .95rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-700); }

p { margin: 0 0 1em; }

code, pre {
    font-family: var(--font-mono);
    font-size: .92em;
}
code {
    background: var(--ink-100);
    color: var(--orange-800);
    padding: .12em .4em;
    border-radius: 6px;
}
pre {
    background: var(--ink-900);
    color: #FDE9D4;
    padding: 1.1rem 1.2rem;
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-size: .88rem;
    line-height: 1.55;
    margin: 0;
}
pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}
.container--narrow {
    max-width: var(--container-narrow);
}

.muted { color: var(--muted); }
.accent { color: var(--orange-600); }

.eyebrow {
    display: inline-block;
    font-size: .8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--orange-700);
    background: var(--orange-100);
    padding: .35rem .75rem;
    border-radius: var(--radius-pill);
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    font-weight: 600;
    font-size: .95rem;
    padding: .65rem 1.15rem;
    border-radius: var(--radius-pill);
    border: 1px solid transparent;
    transition: transform .12s ease, background .15s ease, border-color .15s ease, color .15s ease;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.2;
}
.btn--lg { padding: .9rem 1.5rem; font-size: 1rem; }
.btn--primary {
    background: var(--primary);
    color: var(--primary-ink);
    border-color: var(--primary);
    box-shadow: 0 4px 12px -4px rgba(234, 88, 12, 0.45);
}
.btn--primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    color: var(--primary-ink);
    transform: translateY(-1px);
}
.btn--ghost {
    background: transparent;
    color: var(--ink-900);
    border-color: var(--border);
}
.btn--ghost:hover {
    background: var(--orange-50);
    border-color: var(--orange-200);
    color: var(--orange-700);
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
}
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 1.5rem;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-weight: 700;
    color: var(--ink-900);
    letter-spacing: -0.01em;
}
.brand:hover { color: var(--ink-900); }
.brand__mark {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--orange-400) 0%, var(--orange-600) 100%);
    box-shadow: inset 0 -4px 8px rgba(124, 45, 18, 0.25), 0 4px 10px -2px rgba(234, 88, 12, 0.4);
}
.brand__name { font-size: 1.15rem; }

.primary-nav {
    display: flex;
    gap: 1.6rem;
}
.primary-nav a {
    color: var(--ink-700);
    font-weight: 500;
    font-size: .95rem;
}
.primary-nav a:hover { color: var(--orange-700); }

.header-cta { display: flex; gap: .6rem; align-items: center; }

@media (max-width: 880px) {
    .primary-nav { display: none; }
}
@media (max-width: 560px) {
    .header-cta .btn--ghost,
    .header-cta .tooltip-wrap { display: none; }
}

/* Tooltip */
.tooltip-wrap { position: relative; display: inline-flex; }
.tooltip {
    position: absolute;
    top: calc(100% + .55rem);
    right: 0;
    min-width: 240px;
    max-width: 280px;
    background: var(--bg);
    color: var(--ink-900);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: .85rem .95rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(-4px);
    pointer-events: none;
    transition: opacity .15s ease, transform .15s ease;
    z-index: 60;
}
.tooltip::before {
    content: "";
    position: absolute;
    top: -7px;
    right: 1.1rem;
    width: 12px;
    height: 12px;
    background: var(--bg);
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
    transform: rotate(45deg);
}
.tooltip-wrap:hover .tooltip,
.tooltip-wrap:focus-within .tooltip {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.tooltip__head {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding-bottom: .55rem;
    margin-bottom: .55rem;
    border-bottom: 1px solid var(--border);
}
.tooltip__avatar {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--orange-400) 0%, var(--orange-600) 100%);
    color: var(--primary-ink);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: .95rem;
    box-shadow: 0 4px 10px -2px rgba(234, 88, 12, .35);
    text-transform: uppercase;
}
.tooltip__user {
    display: flex;
    flex-direction: column;
    min-width: 0;
    line-height: 1.2;
}
.tooltip__email {
    font-weight: 600;
    font-size: .9rem;
    color: var(--ink-900);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}
.tooltip__role {
    margin-top: .25rem;
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--orange-700);
    font-weight: 600;
}
.tooltip__body {
    display: block;
    margin: 0;
    font-size: .82rem;
    color: var(--ink-700);
    line-height: 1.45;
}
.tooltip__title {
    display: block;
    font-weight: 600;
    font-size: .9rem;
    color: var(--ink-900);
    margin-bottom: .3rem;
    letter-spacing: -0.005em;
}

/* Nav variant — centered under the link, no avatar */
.tooltip-wrap--nav { display: inline-flex; }
.tooltip--nav {
    right: auto;
    left: 50%;
    min-width: 220px;
    max-width: 260px;
    padding: .7rem .85rem;
    transform: translate(-50%, -4px);
}
.tooltip--nav::before {
    right: auto;
    left: 50%;
    margin-left: -6px;
}
.tooltip-wrap--nav:hover .tooltip--nav,
.tooltip-wrap--nav:focus-within .tooltip--nav {
    transform: translate(-50%, 0);
}

/* Hero */
.hero {
    position: relative;
    padding: 5rem 0 4rem;
    background:
        radial-gradient(900px 420px at 80% -10%, rgba(251, 146, 60, 0.18), transparent 70%),
        radial-gradient(700px 360px at -5% 20%, rgba(253, 186, 116, 0.18), transparent 65%),
        linear-gradient(180deg, #FFFBF5 0%, #FFFFFF 100%);
    overflow: hidden;
}
.hero__inner {
    text-align: center;
    max-width: 880px;
}
.hero__title { margin-top: .25rem; }
.hero__sub {
    font-size: 1.15rem;
    color: var(--ink-700);
    max-width: 720px;
    margin: 0 auto 2rem;
}
.hero__cta {
    display: flex;
    gap: .8rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}
.hero__stats {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
    border-top: 1px solid var(--border);
    padding-top: 2rem;
}
.hero__stats li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .15rem;
}
.hero__stats strong {
    font-size: 1.7rem;
    color: var(--orange-600);
    font-weight: 700;
}
.hero__stats span {
    font-size: .9rem;
    color: var(--muted);
}
@media (max-width: 700px) {
    .hero { padding: 3.5rem 0 3rem; }
    .hero__stats { grid-template-columns: repeat(2, 1fr); }
}

/* Logos band */
.logos {
    background: var(--bg);
    padding: 2.5rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.logos__label {
    text-align: center;
    color: var(--muted);
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-bottom: 1.2rem;
}
.logos__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .6rem 1rem;
}
.logos__list li {
    font-size: .85rem;
    font-weight: 600;
    line-height: 1;
}
.logos__list a {
    display: inline-block;
    color: var(--ink-700);
    background: var(--ink-50);
    border: 1px solid var(--border);
    padding: .35rem .8rem;
    border-radius: var(--radius-pill);
    text-decoration: none;
    transition: background .15s ease, color .15s ease, border-color .15s ease, transform .12s ease;
}
.logos__list a:hover {
    color: var(--orange-700);
    background: var(--orange-50);
    border-color: var(--orange-200);
    transform: translateY(-1px);
}

/* Sections */
.section {
    padding: 5rem 0;
}
.section--alt {
    background: var(--bg-alt);
}
.section__head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 3rem;
}
.section__head--left {
    text-align: left;
    margin-left: 0;
}
.section__lede {
    font-size: 1.05rem;
    color: var(--ink-700);
    margin-top: .5rem;
}

/* 3-up cards */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}
@media (max-width: 880px) {
    .grid-3 { grid-template-columns: 1fr; }
}
.card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: transform .15s ease, box-shadow .2s ease, border-color .15s ease;
}
.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--orange-200);
}
.card__icon {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--orange-100), var(--orange-200));
    color: var(--orange-700);
    margin-bottom: 1rem;
}
.card__icon svg { width: 22px; height: 22px; }
.card p { color: var(--ink-700); margin-bottom: 0; }

/* Sources grid */
.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}
.source-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.4rem;
    transition: transform .15s ease, border-color .15s ease, box-shadow .2s ease;
}
.source-card:hover {
    transform: translateY(-2px);
    border-color: var(--orange-300);
    box-shadow: var(--shadow-md);
}
.source-card header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    margin-bottom: .35rem;
}
.source-card h3 {
    margin: 0;
    font-size: 1.05rem;
}
.source-card p {
    color: var(--ink-700);
    font-size: .92rem;
    margin: 0;
}
.tag {
    font-size: .72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--orange-700);
    background: var(--orange-100);
    padding: .22rem .55rem;
    border-radius: var(--radius-pill);
    white-space: nowrap;
}

/* Use cases */
.usecases {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
}
.usecase {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: .75rem;
}
.usecase h3 {
    color: var(--orange-700);
    margin: 0;
}
.usecase > p {
    color: var(--ink-700);
    font-style: italic;
    margin: 0;
}
.usecase pre {
    margin-top: auto;
}

/* Tools table */
.tools-table {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.tools-table__row {
    display: grid;
    grid-template-columns: 1.4fr 1fr 3fr;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    align-items: center;
    font-size: .94rem;
}
.tools-table__row:last-child { border-bottom: none; }
.tools-table__row--head {
    background: var(--orange-50);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    font-size: .75rem;
    color: var(--orange-700);
}
.tools-table__row code {
    background: var(--ink-100);
    color: var(--orange-800);
    font-size: .88rem;
}
@media (max-width: 760px) {
    .tools-table__row {
        grid-template-columns: 1fr;
        gap: .35rem;
    }
    .tools-table__row--head { display: none; }
}

/* Steps */
.steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}
@media (max-width: 980px) {
    .steps { grid-template-columns: 1fr; }
}
.step {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: .75rem;
    box-shadow: var(--shadow-sm);
}
.step__num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--orange-500);
    color: white;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}
.step h3 { margin: 0; }
.step p { color: var(--ink-700); margin: 0; }
.step pre { margin-top: auto; }
.step .btn { align-self: flex-start; margin-top: .35rem; }

/* CTA band */
.cta-band {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--orange-500) 0%, var(--orange-700) 100%);
    color: #FFFAF3;
}
.cta-band__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}
.cta-band h2 {
    color: #FFFFFF;
    margin: 0 0 .35rem;
    max-width: 720px;
}
.cta-band p {
    color: rgba(255, 250, 243, 0.85);
    margin: 0;
}
.cta-band .btn--primary {
    background: #FFFFFF;
    color: var(--orange-700);
    border-color: #FFFFFF;
    box-shadow: 0 8px 22px -8px rgba(0,0,0,0.3);
}
.cta-band .btn--primary:hover {
    background: var(--orange-50);
    color: var(--orange-800);
    border-color: var(--orange-50);
}

/* FAQ */
.faq {
    display: flex;
    flex-direction: column;
    gap: .6rem;
}
.faq details {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0 1.25rem;
    transition: border-color .15s ease, box-shadow .2s ease;
}
.faq details[open] {
    border-color: var(--orange-300);
    box-shadow: var(--shadow-sm);
}
.faq summary {
    cursor: pointer;
    list-style: none;
    padding: 1.1rem 0;
    font-weight: 600;
    color: var(--ink-900);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: "+";
    font-size: 1.4rem;
    color: var(--orange-600);
    line-height: 1;
    transition: transform .2s ease;
}
.faq details[open] summary::after {
    content: "−";
}
.faq details > p {
    color: var(--ink-700);
    margin: 0;
    padding: 0 0 1.1rem;
}

/* Footer */
.site-footer {
    background: var(--ink-900);
    color: #E7E5E4;
    padding: 4rem 0 2rem;
}
.site-footer__inner {
    display: grid;
    grid-template-columns: 1.3fr 2fr;
    gap: 3rem;
}
@media (max-width: 880px) {
    .site-footer__inner { grid-template-columns: 1fr; gap: 2rem; }
}
.site-footer .brand { color: #FFFFFF; }
.site-footer .brand:hover { color: #FFFFFF; }
.site-footer__brand p {
    color: #A8A29E;
    margin-top: .8rem;
    max-width: 340px;
}
.site-footer__cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
@media (max-width: 600px) {
    .site-footer__cols { grid-template-columns: repeat(2, 1fr); }
}
.site-footer__cols h4 {
    color: #FFFFFF;
    margin: 0 0 .9rem;
    font-size: .8rem;
}
.site-footer__cols a {
    display: block;
    color: #D6D3D1;
    font-size: .92rem;
    padding: .25rem 0;
}
.site-footer__cols a:hover { color: var(--orange-300); }
.site-footer__legal {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid #44403C;
    font-size: .85rem;
}
.site-footer__legal .muted { color: #A8A29E; }