/* === Hero / Intro Section === */
.intro {
    position: relative;
    color: var(--ink);
    overflow: hidden;
    background-color: var(--paper);
    isolation: isolate;
}

/* Layer 1 – soft pastel canvas behind everything */
.intro-background {
    position: absolute;
    inset: -8%;
    z-index: 0;
    background-color: #FFF6E4;
    background-image:
        radial-gradient(ellipse 75% 65% at 8% 12%, #FF7FCB 0%, transparent 55%),
        radial-gradient(ellipse 70% 70% at 92% 8%, #9C7CFF 0%, transparent 58%),
        radial-gradient(ellipse 80% 70% at 0% 95%, #4FE0CC 0%, transparent 55%),
        radial-gradient(ellipse 70% 75% at 100% 92%, #FFD24A 0%, transparent 55%),
        radial-gradient(ellipse 60% 50% at 55% 50%, #6CC2FF 0%, transparent 55%),
        radial-gradient(ellipse 50% 55% at 75% 35%, #FF9E78 0%, transparent 55%);
    filter: saturate(135%);
    animation: drift 24s ease-in-out infinite;
}

/* Layer 2 – slowly rotating conic aurora for living color */
.intro::before {
    content: "";
    position: absolute;
    inset: -40%;
    z-index: 0;
    background: conic-gradient(
        from 0deg at 50% 50%,
        rgba(255, 79, 190, 0.55) 0%,
        rgba(123, 92, 255, 0.55) 18%,
        rgba(61, 169, 252, 0.45) 36%,
        rgba(45, 212, 191, 0.5) 54%,
        rgba(255, 201, 60, 0.55) 72%,
        rgba(255, 138, 92, 0.5) 86%,
        rgba(255, 79, 190, 0.55) 100%);
    filter: blur(70px) saturate(120%);
    opacity: 0.55;
    mix-blend-mode: screen;
    animation: spin-slow 60s linear infinite;
    pointer-events: none;
}

/* Floating orbs – soft, large, animated independently */
.intro-aurora {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.intro-aurora .orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(60px);
    opacity: 0.85;
    mix-blend-mode: screen;
}

.intro-aurora .orb.is-1 {
    width: 30rem; height: 30rem;
    top: -6rem; left: -8rem;
    background: radial-gradient(circle, #FF4FBE 0%, rgba(255,79,190,0) 70%);
    animation: orb-float-a 18s ease-in-out infinite;
}
.intro-aurora .orb.is-2 {
    width: 26rem; height: 26rem;
    top: 4rem; right: -6rem;
    background: radial-gradient(circle, #7B5CFF 0%, rgba(123,92,255,0) 70%);
    animation: orb-float-b 22s ease-in-out infinite;
}
.intro-aurora .orb.is-3 {
    width: 28rem; height: 28rem;
    bottom: -8rem; left: 10%;
    background: radial-gradient(circle, #2DD4BF 0%, rgba(45,212,191,0) 70%);
    animation: orb-float-c 26s ease-in-out infinite;
}
.intro-aurora .orb.is-4 {
    width: 24rem; height: 24rem;
    bottom: -4rem; right: 8%;
    background: radial-gradient(circle, #FFC93C 0%, rgba(255,201,60,0) 70%);
    animation: orb-float-d 20s ease-in-out infinite;
}

@keyframes orb-float-a {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(6vw, 4vh) scale(1.1); }
}
@keyframes orb-float-b {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-5vw, 6vh) scale(0.95); }
}
@keyframes orb-float-c {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(4vw, -5vh) scale(1.08); }
}
@keyframes orb-float-d {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-6vw, -4vh) scale(0.92); }
}

/* Layer 3 – grain overlay */
.intro-background::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.7'/></svg>");
    background-size: 240px 240px;
    mix-blend-mode: multiply;
    opacity: 0.05;
    pointer-events: none;
}

.intro-body,
.intro-divider {
    position: relative;
    z-index: 2;
}

.intro .header {
    z-index: 5;
}

.intro-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 7rem 1.25rem 6rem;
    text-align: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.intro-body .content {
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    align-items: center;
    max-width: 56rem;
}

.intro-body .content > * {
    min-width: 0;
    max-width: 100%;
}

.intro-body .content .title {
    color: var(--ink);
    font-size: clamp(2rem, 6.5vw, 5.4rem);
    line-height: 1.02;
    letter-spacing: -0.025em;
    font-weight: 500;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}

@media screen and (min-width: 700px) {
    .intro-body .content .title {
        text-wrap: balance;
        line-height: 0.98;
    }
}

.intro-body .content .description {
    color: var(--ink-soft);
    font-size: clamp(1.05rem, 1.7vw, 1.3rem);
    line-height: 1.55;
    max-width: min(38em, 100%);
    text-wrap: pretty;
}

.intro-body .subtitle {
    color: var(--ink-muted);
}

.intro-body .buttons {
    justify-content: center;
}

/* Trust strip below hero headline */
.intro-trust {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4em 0.7em;
    padding: 0.45em 0.9em 0.45em 0.5em;
    border-radius: var(--radius-pill);
    background-color: rgba(255, 253, 247, 0.7);
    border: 1px solid rgba(20, 18, 28, 0.06);
    color: var(--ink);
    font-size: clamp(0.68rem, 2.6vw, 0.82rem);
    max-width: 100%;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px -12px rgba(20, 18, 28, 0.08);
}

@media screen and (max-width: 480px) {
    .intro-trust {
        border-radius: var(--radius-md);
        padding: 0.45em 0.75em;
        gap: 0.35em 0.6em;
        letter-spacing: 0;
    }

    .intro-trust .pill {
        letter-spacing: 0.04em;
    }
}

.intro-trust .pill {
    padding: 0.25em 0.8em;
    border-radius: 999px;
    background: var(--gradient-aurora);
    color: var(--surface);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

a.intro-trust.is-link {
    text-decoration: none;
    color: var(--ink);
    transition: transform 0.35s var(--ease-out-expo), box-shadow 0.35s ease, background-color 0.35s ease;
}

a.intro-trust.is-link:hover {
    transform: translateY(-1px);
    background-color: rgba(255, 253, 247, 0.92);
    box-shadow: 0 14px 32px -16px rgba(123, 92, 255, 0.35);
}

.intro-trust-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.35em;
    padding-left: 0.6em;
    margin-left: 0.1em;
    border-left: 1px solid rgba(20, 18, 28, 0.12);
    color: var(--purple-deep);
    font-weight: 600;
}

.intro-trust-cta i {
    transition: transform 0.35s var(--ease-out-expo);
}

a.intro-trust.is-link:hover .intro-trust-cta i {
    transform: translateX(3px);
}

@media screen and (max-width: 480px) {
    .intro-trust-cta {
        border-left: none;
        padding-left: 0;
    }
}

/* === Variant: home (full hero) === */
.intro.is-home {
    padding-bottom: 6rem;
}

/* === Variant: case-studies / case-study / blog (compact) === */
.intro.is-case-studies,
.intro.is-case-study,
.intro.is-blog,
.intro.is-pricing,
.intro.is-features,
.intro.is-plain-text,
.intro.is-single-post {
    padding-bottom: 0;
}

.intro.is-case-studies .intro-background {
    background-color: #FFEFE6;
    background-image:
        radial-gradient(ellipse 70% 65% at 14% 22%, #FF7FCB 0%, transparent 55%),
        radial-gradient(ellipse 65% 65% at 86% 78%, #9C7CFF 0%, transparent 58%),
        radial-gradient(ellipse 60% 55% at 60% 35%, #FF9E78 0%, transparent 55%),
        radial-gradient(ellipse 55% 50% at 30% 80%, #FFD24A 0%, transparent 55%);
}

.intro.is-case-study .intro-background {
    background-color: #FFF1ED;
    background-image:
        radial-gradient(ellipse 65% 65% at 18% 28%, #FF7FCB 0%, transparent 55%),
        radial-gradient(ellipse 60% 65% at 84% 72%, #FFD24A 0%, transparent 55%),
        radial-gradient(ellipse 60% 55% at 60% 40%, #9C7CFF 0%, transparent 55%),
        radial-gradient(ellipse 50% 50% at 32% 82%, #4FE0CC 0%, transparent 55%);
}

.intro.is-blog .intro-background {
    background-color: #E8F3FF;
    background-image:
        radial-gradient(ellipse 65% 65% at 22% 30%, #4FE0CC 0%, transparent 55%),
        radial-gradient(ellipse 60% 65% at 78% 72%, #6CC2FF 0%, transparent 55%),
        radial-gradient(ellipse 60% 55% at 50% 50%, #9C7CFF 0%, transparent 55%),
        radial-gradient(ellipse 50% 50% at 82% 22%, #FF7FCB 0%, transparent 55%);
}

.intro.is-pricing .intro-background {
    background-color: #EAF8E6;
    background-image:
        radial-gradient(ellipse 65% 65% at 20% 28%, #95EFA8 0%, transparent 55%),
        radial-gradient(ellipse 60% 65% at 80% 72%, #4FE0CC 0%, transparent 55%),
        radial-gradient(ellipse 60% 55% at 50% 50%, #9C7CFF 0%, transparent 55%),
        radial-gradient(ellipse 50% 50% at 82% 22%, #FFD24A 0%, transparent 55%);
}

.intro.is-features .intro-background {
    background-color: #FFF6E4;
    background-image:
        radial-gradient(ellipse 65% 65% at 22% 30%, #FFD24A 0%, transparent 55%),
        radial-gradient(ellipse 60% 65% at 78% 72%, #FF9E78 0%, transparent 55%),
        radial-gradient(ellipse 60% 55% at 50% 50%, #FF7FCB 0%, transparent 55%);
}

/* === Variant: cover (case study with photo background) === */
.intro.is-cover {
    color: var(--paper-soft);
    background-color: var(--ink);
}

.intro.is-cover .intro-background {
    background-color: var(--ink);
    background-image:
        linear-gradient(135deg, rgba(20, 18, 28, 0.65) 0%, rgba(255, 79, 190, 0.55) 100%),
        var(--hero-image, none);
    background-size: cover;
    background-position: var(--hero-position, center);
    background-repeat: no-repeat;
    filter: none;
    animation: none;
}

.intro.is-cover::before {
    /* tone down conic for cover hero */
    opacity: 0.25;
    mix-blend-mode: overlay;
}

.intro.is-cover .intro-aurora { display: none; }

.intro.is-cover .intro-body .content .title,
.intro.is-cover .intro-body .content .title em,
.intro.is-cover .intro-body .content .title i {
    color: var(--paper-soft);
    text-shadow: 0 2px 24px rgba(20, 18, 28, 0.4);
}

.intro.is-cover .intro-body .content .title em,
.intro.is-cover .intro-body .content .title i {
    color: #FFD24A;
}

.intro.is-cover .intro-body .content .description {
    color: rgba(255, 253, 247, 0.92);
    text-shadow: 0 1px 12px rgba(20, 18, 28, 0.5);
}

.intro.is-cover .intro-trust {
    background-color: rgba(20, 18, 28, 0.35);
    color: var(--paper-soft);
    border-color: rgba(255, 255, 255, 0.18);
}

.intro.is-cover .intro-divider path {
    fill: var(--paper);
}

/* Duet/intro split layout */
.intro-body.is-duet {
    flex-direction: column;
    text-align: center;
    align-items: center;
    max-width: var(--container-max-width);
}

.intro-content {
    flex-grow: 1;
    max-width: 36rem;
    text-align: center;
}

.intro-content .content {
    align-items: center;
}

.intro-image {
    width: 100%;
    max-width: 32rem;
}

.intro-image img {
    border-radius: var(--radius-lg);
    box-shadow: 0 30px 60px -20px rgba(20, 18, 28, 0.5);
}

@media screen and (min-width: 1000px) {
    .intro-body {
        padding: 8.5rem 2rem 7rem;
    }

    .intro-body.is-duet {
        flex-direction: row;
        text-align: left;
        align-items: center;
        gap: 4rem;
    }

    .intro-body.is-duet .intro-content {
        text-align: left;
    }

    .intro-body.is-duet .intro-content .content {
        align-items: flex-start;
    }

    .intro-body.is-duet .intro-image {
        min-width: 24rem;
    }

    .intro-body.is-duet .buttons {
        justify-content: flex-start;
    }
}

@media screen and (min-width: 1200px) {
    .intro-body {
        padding: 10rem 2rem 9rem;
    }
}

/* === Wavy SVG divider at bottom of hero === */
.intro-divider {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 3;
    line-height: 0;
    pointer-events: none;
}

.intro-divider svg {
    width: 100%;
    height: auto;
    display: block;
}

.intro-divider path {
    fill: var(--paper);
}