/* =========================================================
   AdsDial — Design System (Day 2, v2)
   Ported from studio.html · dark + glass + mesh
   Re-colored: premium blue + premium orange + premium warm-white
   All classes .ad-* prefixed so Tailwind still coexists.
   ========================================================= */

:root {
    /* Base canvas (dark — matches studio.html) */
    --ad-bg:       #070410;
    --ad-bg-2:     #120824;
    --ad-fg:       #FFFBF1;           /* premium warm white */
    --ad-muted:    #A89FB8;
    --ad-muted-2:  #7D7490;

    /* Brand accents */
    --ad-blue:     #1E5FB8;           /* premium blue (refined from #0465B2) */
    --ad-blue-2:   #3B82F6;
    --ad-blue-deep:#0B2B5E;
    --ad-orange:   #FD6805;           /* premium orange (brand) */
    --ad-orange-2: #F97316;
    --ad-amber:    #FBBF24;
    --ad-white:    #FFFBF1;

    /* Glass + borders */
    --ad-border:    rgba(255, 255, 255, 0.08);
    --ad-border-2:  rgba(255, 255, 255, 0.16);
    --ad-glass:     rgba(255, 255, 255, 0.03);
    --ad-glass-2:   rgba(255, 255, 255, 0.06);
    --ad-glass-3:   rgba(255, 255, 255, 0.10);

    /* Shadows */
    --ad-shadow:    0 20px 50px rgba(0, 0, 0, 0.35);
    --ad-shadow-lg: 0 40px 90px rgba(0, 0, 0, 0.55);

    /* Typography */
    --ad-sans:  'Space Grotesk', system-ui, -apple-system, Segoe UI, sans-serif;
    --ad-serif: 'Instrument Serif', Georgia, serif;
    --ad-mono:  'JetBrains Mono', Menlo, monospace;

    /* Motion */
    --ad-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ===== Dark canvas (applies to body via .ad-dark or body) ===== */
body {
    background: var(--ad-bg);
    color: var(--ad-fg);
    font-family: var(--ad-sans);
    -webkit-font-smoothing: antialiased;
    line-height: 1.55;
}
.ad-serif { font-family: var(--ad-serif); font-style: italic; font-weight: 400; }
.ad-mono  { font-family: var(--ad-mono); }

/* ===== Container ===== */
.ad-container { max-width: 1320px; margin-inline: auto; padding-inline: 1.5rem; }
@media (min-width: 900px) { .ad-container { padding-inline: 2rem; } }

/* =========================================================
   MESH BACKGROUND — drifting blurred orbs in brand colors
   ========================================================= */
.ad-mesh {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
    background: var(--ad-bg);
    pointer-events: none;
}
.ad-mesh::before,
.ad-mesh::after {
    content: '';
    position: absolute;
    width: 60vw;
    height: 60vw;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.45;
}
.ad-mesh::before {
    background: radial-gradient(circle, var(--ad-blue) 0%, transparent 70%);
    top: -20vw; left: -10vw;
    animation: adDrift1 20s ease-in-out infinite;
}
.ad-mesh::after {
    background: radial-gradient(circle, var(--ad-orange) 0%, transparent 70%);
    bottom: -18vw; right: -10vw;
    animation: adDrift2 24s ease-in-out infinite;
}
.ad-mesh-orb {
    position: absolute;
    width: 40vw; height: 40vw;
    border-radius: 50%;
    filter: blur(80px);
    background: radial-gradient(circle, var(--ad-blue-2) 0%, transparent 70%);
    top: 45%; left: 40%;
    opacity: 0.30;
    animation: adDrift3 28s ease-in-out infinite;
}
@keyframes adDrift1 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(14vw, 10vw); } }
@keyframes adDrift2 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-14vw, -10vw); } }
@keyframes adDrift3 { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-18vw, 14vw) scale(1.15); } }

/* Noise overlay */
body::before {
    content: '';
    position: fixed; inset: 0; z-index: -1; pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* =========================================================
   NAV — dark floating glass pill (studio.html style)
   ========================================================= */
.ad-nav {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 1.75rem;
    padding: 0.55rem 0.5rem 0.55rem 1.25rem;
    background: rgba(7, 4, 16, 0.65);
    backdrop-filter: blur(22px) saturate(140%);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    border: 1px solid var(--ad-border);
    border-radius: 999px;
    z-index: 100;
    font-family: var(--ad-sans);
    font-size: 0.875rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    transition: background 0.3s var(--ad-ease);
    max-width: calc(100vw - 2rem);
}
.ad-nav.ad-nav-scrolled {
    background: rgba(7, 4, 16, 0.8);
}
.ad-logo {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
    color: var(--ad-fg);
    font-weight: 700;
    letter-spacing: -0.02em;
    font-size: 1.05rem;
}
.ad-logo img {
    height: 24px; width: auto; display: block;
    /* Logo is blue-on-transparent; it reads as-is on dark */
}
.ad-nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
    margin: 0; padding: 0;
}
.ad-nav-links a {
    color: var(--ad-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s var(--ad-ease);
    position: relative;
}
.ad-nav-links a:hover { color: var(--ad-fg); }
.ad-nav-links a::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -4px;
    height: 1px;
    background: var(--ad-orange);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s var(--ad-ease);
}
.ad-nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }

.ad-nav .ad-nav-cta { margin-left: auto; }

.ad-menu-btn {
    display: none;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--ad-fg);
}
.ad-menu-btn svg { width: 22px; height: 22px; }

@media (max-width: 900px) {
    .ad-nav-links { display: none; }
    .ad-menu-btn { display: inline-flex; }
    .ad-nav-cta { display: none !important; }
    .ad-nav { gap: 1rem; padding-right: 0.5rem; }
}

/* Mobile sheet */
.ad-sheet {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(7, 4, 16, 0.92);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    display: none;
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    overflow-y: auto;
}
.ad-sheet.ad-open { display: flex; }
.ad-sheet nav { display: flex; flex-direction: column; gap: 0.25rem; margin-top: 1rem; }
.ad-sheet a {
    display: block;
    padding: 1rem 0;
    font-size: 1.75rem;
    color: var(--ad-fg);
    text-decoration: none;
    font-family: var(--ad-serif);
    font-style: italic;
    border-bottom: 1px solid var(--ad-border);
}
.ad-sheet a:hover { color: var(--ad-orange); }
.ad-sheet .ad-btn { margin-top: 2rem; justify-content: center; }

/* =========================================================
   BUTTONS
   ========================================================= */
.ad-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.4rem;
    border-radius: 999px;
    font-family: var(--ad-sans);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.3s var(--ad-ease);
    white-space: nowrap;
}
.ad-btn-primary {
    background: var(--ad-fg);
    color: var(--ad-bg);
    border-color: var(--ad-fg);
}
.ad-btn-primary:hover {
    background: var(--ad-orange);
    color: var(--ad-fg);
    border-color: var(--ad-orange);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(253, 104, 5, 0.35);
}
.ad-btn-ghost {
    background: var(--ad-glass);
    color: var(--ad-fg);
    border-color: var(--ad-border);
    backdrop-filter: blur(10px);
}
.ad-btn-ghost:hover {
    background: var(--ad-glass-2);
    border-color: var(--ad-border-2);
    transform: translateY(-1px);
}
.ad-btn-arrow { transition: transform 0.3s var(--ad-ease); }
.ad-btn:hover .ad-btn-arrow { transform: translateX(3px); }

/* =========================================================
   PILL / CHIP
   ========================================================= */
.ad-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem;
    background: var(--ad-glass);
    border: 1px solid var(--ad-border);
    border-radius: 999px;
    font-family: var(--ad-sans);
    font-size: 0.8rem;
    color: var(--ad-muted);
    backdrop-filter: blur(10px);
}
.ad-pill-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 10px #22c55e;
    animation: adPulse 2s infinite;
}
@keyframes adPulse { 50% { opacity: 0.4; } }

/* =========================================================
   GLASS CARD
   ========================================================= */
.ad-glass-card {
    background: var(--ad-glass);
    border: 1px solid var(--ad-border);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: transform 0.4s var(--ad-ease), border-color 0.3s var(--ad-ease);
}
.ad-glass-card:hover {
    transform: translateY(-4px);
    border-color: rgba(253, 104, 5, 0.35);
}

/* =========================================================
   GRADIENT TEXT helper (brand-blue → orange)
   ========================================================= */
.ad-grad {
    background: linear-gradient(135deg, var(--ad-blue-2) 0%, var(--ad-orange) 60%, var(--ad-amber) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    background-size: 200% 100%;
    animation: adShine 4s ease-in-out infinite;
}
@keyframes adShine {
    0%,100% { background-position: 0% 50%; }
    50%     { background-position: 100% 50%; }
}

/* =========================================================
   SCROLL REVEAL
   ========================================================= */
.ad-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.8s var(--ad-ease), transform 0.8s var(--ad-ease);
}
.ad-reveal.ad-in { opacity: 1; transform: translateY(0); }
.ad-reveal[data-ad-delay="1"] { transition-delay: 0.08s; }
.ad-reveal[data-ad-delay="2"] { transition-delay: 0.16s; }
.ad-reveal[data-ad-delay="3"] { transition-delay: 0.24s; }
.ad-reveal[data-ad-delay="4"] { transition-delay: 0.32s; }

/* =========================================================
   FOOTER — darker base + brand-color accents
   ========================================================= */
.ad-footer {
    position: relative;
    background: var(--ad-bg);
    color: var(--ad-muted);
    padding: 5rem 0 2rem;
    margin-top: 6rem;
    overflow: hidden;
    border-top: 1px solid var(--ad-border);
}
.ad-footer::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 15% 10%, rgba(30, 95, 184, 0.3), transparent 50%),
        radial-gradient(ellipse at 85% 90%, rgba(253, 104, 5, 0.22), transparent 60%);
    pointer-events: none;
}
.ad-footer > * { position: relative; z-index: 2; }

.ad-newsletter {
    background: var(--ad-glass);
    border: 1px solid var(--ad-border);
    border-radius: 24px;
    padding: 2.5rem;
    margin-bottom: 4rem;
    backdrop-filter: blur(14px);
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 2rem;
    align-items: center;
}
.ad-newsletter h3 {
    font-family: var(--ad-sans);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 600;
    color: var(--ad-fg);
    letter-spacing: -0.02em;
    margin: 0 0 0.5rem;
    line-height: 1.1;
}
.ad-newsletter h3 em {
    font-family: var(--ad-serif);
    font-style: italic;
    color: var(--ad-orange);
}
.ad-newsletter p { color: var(--ad-muted); margin: 0; font-size: 0.95rem; }
.ad-newsletter form {
    display: flex;
    gap: 0.5rem;
    background: var(--ad-glass-2);
    border: 1px solid var(--ad-border);
    border-radius: 999px;
    padding: 0.375rem;
}
.ad-newsletter input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    padding: 0.5rem 1rem;
    color: var(--ad-fg);
    font-family: var(--ad-sans);
    font-size: 0.9rem;
    min-width: 0;
}
.ad-newsletter input::placeholder { color: var(--ad-muted-2); }
.ad-newsletter button {
    background: var(--ad-orange);
    color: var(--ad-fg);
    border: none;
    padding: 0.55rem 1.25rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s var(--ad-ease);
    font-family: var(--ad-sans);
}
.ad-newsletter button:hover { background: var(--ad-orange-2); }
@media (max-width: 768px) { .ad-newsletter { grid-template-columns: 1fr; padding: 1.75rem; } }

.ad-footer-grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(4, 1fr);
    gap: 2.5rem;
    margin-bottom: 3rem;
}
@media (max-width: 900px) { .ad-footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 500px) { .ad-footer-grid { grid-template-columns: 1fr; } }

.ad-footer-brand img { height: 30px; width: auto; margin-bottom: 1.25rem; }
.ad-footer-brand p {
    color: var(--ad-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0 0 1.5rem;
    max-width: 300px;
}
.ad-social { display: flex; gap: 0.5rem; }
.ad-social a {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--ad-glass);
    border: 1px solid var(--ad-border);
    display: grid;
    place-items: center;
    color: var(--ad-muted);
    text-decoration: none;
    transition: all 0.2s var(--ad-ease);
}
.ad-social a:hover {
    background: var(--ad-orange);
    border-color: var(--ad-orange);
    color: var(--ad-fg);
    transform: translateY(-2px);
}
.ad-social svg { width: 15px; height: 15px; }

.ad-footer-col h4 {
    font-family: var(--ad-sans);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--ad-fg);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin: 0 0 1rem;
}
.ad-footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.65rem; }
.ad-footer-col a {
    color: var(--ad-muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s var(--ad-ease);
}
.ad-footer-col a:hover { color: var(--ad-fg); }

.ad-footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--ad-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: var(--ad-muted-2);
}
.ad-footer-bottom a { color: var(--ad-muted); text-decoration: none; }
.ad-footer-bottom a:hover { color: var(--ad-fg); }
.ad-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.ad-status::before {
    content: '';
    width: 7px; height: 7px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e;
    animation: adPulse 2s infinite;
}
.ad-footer-legal { display: flex; gap: 1.25rem; flex-wrap: wrap; }

.ad-tagline-strip {
    text-align: center;
    margin-top: 2.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--ad-border);
    font-family: var(--ad-serif);
    font-style: italic;
    font-size: clamp(1.5rem, 4vw, 3rem);
    color: rgba(255, 251, 241, 0.3);
    line-height: 1.1;
}
.ad-tagline-strip em { color: var(--ad-orange); font-style: italic; }

/* =========================================================
   REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* =========================================================
   Performance: pause animations in offscreen sections
   Toggled by IntersectionObserver in header.php.
   Zero visual change — animations resume the moment the
   section scrolls back into view.
   ========================================================= */
.ad-idle *, .ad-idle *::before, .ad-idle *::after {
    animation-play-state: paused !important;
}

/* =========================================================
   Performance: lazy-load background-image via [data-bg]
   Placeholder color stops the element from looking empty
   during the ~50ms before the image decodes.
   ========================================================= */
[data-bg] { background-color: rgba(0, 0, 0, 0.35); }
[data-bg-loaded] {
    transition: background-image 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Top padding so fixed nav doesn't overlap non-hero pages */
body.ad-has-nav { padding-top: 5rem; }

/* =========================================================
   PAGE SHELL PATTERNS — shared across all pages
   ========================================================= */

.ad-section    { padding: 6rem 0; position: relative; }
.ad-section-sm { padding: 4rem 0; position: relative; }

/* Hero — used as <section class="ad-hero"> */
.ad-hero { min-height: 60vh; display: flex; align-items: center; padding: 9rem 0 4rem; position: relative; }
.ad-hero-inner { text-align: center; max-width: 900px; margin: 0 auto; }
.ad-hero-inner h1 {
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 600;
    letter-spacing: -0.04em;
    line-height: 0.98;
    margin: 0 0 1.5rem;
    color: var(--ad-fg);
}
.ad-hero-inner p {
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    color: var(--ad-muted);
    max-width: 640px;
    margin: 0 auto 2.25rem;
}

/* Section head */
.ad-section-head { text-align: center; max-width: 760px; margin: 0 auto 3.5rem; }
.ad-section-head .ad-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--ad-orange);
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-weight: 700;
}
.ad-section-head h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin: 0 0 1rem;
    color: var(--ad-fg);
}
.ad-section-head p { color: var(--ad-muted); font-size: 1.1rem; }

/* Gradient text — blue → orange → amber */
.ad-grad {
    background: linear-gradient(135deg, var(--ad-blue-2) 0%, var(--ad-orange) 60%, var(--ad-amber) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    background-size: 200% 100%;
    animation: adGradShine 4s ease-in-out infinite;
}
@keyframes adGradShine { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* Marquee — used in every major page */
.ad-marquee {
    padding: 1.75rem 0;
    border-top: 1px solid var(--ad-border);
    border-bottom: 1px solid var(--ad-border);
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}
.ad-marquee::before, .ad-marquee::after { content: ''; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none; }
.ad-marquee::before { left: 0; background: linear-gradient(90deg, var(--ad-bg), transparent); }
.ad-marquee::after { right: 0; background: linear-gradient(-90deg, var(--ad-bg), transparent); }
.ad-marquee-track { display: inline-flex; animation: adSlide 35s linear infinite; gap: 3rem; padding-right: 3rem; align-items: center; }
.ad-marquee-track span { font-size: 1.4rem; font-weight: 600; color: var(--ad-muted); display: inline-flex; align-items: center; gap: 3rem; }
.ad-marquee-track span::after { content: '✦'; color: var(--ad-orange); font-size: 0.75rem; }
@keyframes adSlide { to { transform: translateX(-50%); } }

/* CTA section */
.ad-cta-section {
    text-align: center;
    padding: 7rem 1.5rem;
    background: radial-gradient(ellipse at center, rgba(253, 104, 5, 0.22), transparent 70%);
}
.ad-cta-section h2 {
    font-size: clamp(2.25rem, 6vw, 4.5rem);
    font-weight: 600;
    letter-spacing: -0.04em;
    line-height: 1;
    margin: 0 0 1.25rem;
    color: var(--ad-fg);
}
.ad-cta-section p { color: var(--ad-muted); margin: 0 auto 2.25rem; font-size: 1.1rem; max-width: 520px; }
.ad-cta-section .ad-hero-ctas { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

/* Feature / bento grid cards */
.ad-bento { display: grid; gap: 1rem; }
.ad-bento-3 { grid-template-columns: repeat(3, 1fr); }
.ad-bento-4 { grid-template-columns: repeat(4, 1fr); }
.ad-bento-6 { grid-template-columns: repeat(6, 1fr); }
@media (max-width: 900px) { .ad-bento-3, .ad-bento-4, .ad-bento-6 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .ad-bento-3, .ad-bento-4, .ad-bento-6 { grid-template-columns: 1fr; } }

.ad-feature {
    position: relative;
    padding: 1.75rem;
    border-radius: 20px;
    border: 1px solid var(--ad-border);
    background: var(--ad-glass);
    backdrop-filter: blur(14px);
    transition: transform 0.4s var(--ad-ease), border-color 0.3s var(--ad-ease);
    overflow: hidden;
}
.ad-feature:hover { transform: translateY(-4px); border-color: rgba(253, 104, 5, 0.3); }
.ad-feature .ad-feature-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    display: grid; place-items: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25), rgba(253, 104, 5, 0.15));
    border: 1px solid var(--ad-border);
    font-size: 1.25rem;
}
.ad-feature h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.02em; color: var(--ad-fg); margin: 0 0 0.4rem; }
.ad-feature p  { color: var(--ad-muted); font-size: 0.9rem; line-height: 1.55; margin: 0; }

/* Hero CTAs inline row */
.ad-hero-ctas { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; margin-top: 1rem; }

/* FAQ accordion */
.ad-faq {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.ad-faq details {
    background: var(--ad-glass);
    border: 1px solid var(--ad-border);
    border-radius: 14px;
    padding: 0;
    backdrop-filter: blur(10px);
    transition: border-color 0.2s var(--ad-ease);
}
.ad-faq details[open] { border-color: rgba(253, 104, 5, 0.35); }
.ad-faq summary {
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--ad-fg);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 1rem;
}
.ad-faq summary::-webkit-details-marker { display: none; }
.ad-faq summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--ad-orange);
    transition: transform 0.3s var(--ad-ease);
    font-weight: 400;
}
.ad-faq details[open] summary::after { transform: rotate(45deg); }
.ad-faq details > div {
    padding: 0 1.5rem 1.25rem;
    color: var(--ad-muted);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Breadcrumb */
.ad-breadcrumb {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    font-size: 0.85rem;
    color: var(--ad-muted);
    padding-top: 7rem;
    padding-bottom: 1rem;
}
.ad-breadcrumb a { color: var(--ad-muted); text-decoration: none; }
.ad-breadcrumb a:hover { color: var(--ad-fg); }
.ad-breadcrumb span.sep { opacity: 0.5; }
.ad-breadcrumb span.current { color: var(--ad-fg); }

/* Prose — for legal pages */
.ad-prose {
    max-width: 760px;
    margin: 0 auto;
    color: var(--ad-muted);
    line-height: 1.75;
    font-size: 1rem;
}
.ad-prose h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--ad-fg);
    letter-spacing: -0.02em;
    margin: 3rem 0 1rem;
    line-height: 1.2;
}
.ad-prose h3 { font-size: 1.25rem; font-weight: 600; color: var(--ad-fg); margin: 2rem 0 0.75rem; }
.ad-prose p { margin: 0 0 1.25rem; }
.ad-prose ul, .ad-prose ol { margin: 0 0 1.25rem; padding-left: 1.5rem; }
.ad-prose li { margin-bottom: 0.4rem; }
.ad-prose a { color: var(--ad-orange-2); text-decoration: underline; text-underline-offset: 3px; }
.ad-prose a:hover { color: var(--ad-amber); }
.ad-prose strong { color: var(--ad-fg); font-weight: 600; }

/* Pill already exists as .ad-pill — add a convenience alias for hero-style */
.ad-hero-pill { margin-bottom: 2rem; }