/* ============================================================
   WhatIsTN.com — Core Stylesheet
   Palette: healing teal (worldwide TN color), soft lavender, warm cream
   ============================================================ */

:root {
    /* Core palette */
    --cream: #fbf7f0;
    --cream-2: #f5efe3;
    --ivory: #fffdf8;
    --ink: #1a2a2d;
    --ink-soft: #3e5658;
    --muted: #6a7f81;

    --teal-50:  #e6f5f3;
    --teal-100: #c6e8e2;
    --teal-200: #8fd3c7;
    --teal-300: #52bba9;
    --teal-400: #22a08b;
    --teal-500: #0f8574;   /* primary */
    --teal-600: #0b6b5e;
    --teal-700: #084f46;
    --teal-800: #063831;

    --lav-50:  #f4f1fa;
    --lav-100: #e6def4;
    --lav-200: #ccbce8;
    --lav-300: #ad96d7;
    --lav-400: #8e72c3;
    --lav-500: #7357ad;

    --warn:  #c2410c;
    --ok:    #047857;

    /* Effects */
    --shadow-sm: 0 2px 8px -2px rgba(10, 60, 50, 0.08);
    --shadow:    0 10px 30px -10px rgba(10, 60, 50, 0.18);
    --shadow-lg: 0 30px 60px -20px rgba(10, 60, 50, 0.25);
    --radius: 18px;
    --radius-sm: 10px;
    --radius-lg: 28px;

    --maxw: 1200px;
    --nav-h: 76px;

    --font-sans: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
    --font-serif: 'Fraunces', 'Georgia', serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.65;
    color: var(--ink);
    background:
        radial-gradient(1200px 600px at 85% -10%, var(--lav-100) 0%, transparent 60%),
        radial-gradient(1000px 500px at -10% 10%, var(--teal-50) 0%, transparent 55%),
        var(--cream);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a { color: var(--teal-600); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--teal-800); }

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.15;
    color: var(--ink);
    letter-spacing: -0.01em;
    margin: 0 0 .6em;
}
h1 { font-size: clamp(2.2rem, 4.6vw, 3.8rem); font-weight: 500; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.25rem; }
p  { margin: 0 0 1em; color: var(--ink-soft); }

.skip-link {
    position: absolute; left: -1000px; top: 0; background: var(--teal-700); color: #fff;
    padding: 10px 14px; border-radius: 0 0 10px 10px; z-index: 999;
}
.skip-link:focus { left: 12px; }

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

.site-header {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 14px 0;
    transition: padding .25s ease, backdrop-filter .25s ease, background .25s ease, box-shadow .25s ease;
}
.site-header::before {
    content: ""; position: absolute; inset: 0;
    background: rgba(251, 247, 240, 0.55);
    backdrop-filter: blur(16px) saturate(1.4);
    -webkit-backdrop-filter: blur(16px) saturate(1.4);
    border-bottom: 1px solid transparent;
    transition: background .25s ease, border-color .25s ease;
    pointer-events: none;
}
.site-header.scrolled { padding: 8px 0; }
.site-header.scrolled::before {
    background: rgba(251, 247, 240, 0.82);
    border-bottom-color: rgba(10, 60, 50, 0.08);
    box-shadow: 0 10px 30px -20px rgba(10, 60, 50, 0.25);
}

.nav-wrap {
    max-width: var(--maxw); margin: 0 auto;
    padding: 0 clamp(16px, 3vw, 32px);
    display: flex; align-items: center; justify-content: space-between;
    gap: 24px;
    position: relative;
}

.brand {
    display: flex; align-items: center; gap: 12px;
    color: var(--ink); flex-shrink: 0;
}
.brand:hover { color: var(--teal-700); }
.brand-mark {
    display: grid; place-items: center;
    width: 48px; height: 48px;
    background: transparent;
    filter: drop-shadow(0 6px 14px rgba(15, 133, 116, .35));
    transition: transform .3s ease;
    perspective: 300px;
}
.brand:hover .brand-mark { transform: translateY(-1px) rotate(-4deg); }
.brand-mark svg,
.brand-mark img {
    display: block;
    width: 100%; height: 100%;
    object-fit: contain;
    overflow: visible;
    transform-origin: 50% 55%;
    transform-style: preserve-3d;
    animation: bfFlap 6s ease-in-out infinite;
    will-change: transform;
}
.brand:hover .brand-mark img,
.brand:hover .brand-mark svg { animation-duration: 1.4s; }

@keyframes bfFlap {
    0%, 70%, 100% { transform: scaleX(1)   translateY(0); }
    74%           { transform: scaleX(.45) translateY(-2px); }
    78%           { transform: scaleX(1)   translateY(0); }
    82%           { transform: scaleX(.3)  translateY(-3px); }
    86%           { transform: scaleX(1)   translateY(0); }
    90%           { transform: scaleX(.55) translateY(-2px); }
    94%           { transform: scaleX(1)   translateY(0); }
}

.site-footer .brand-mark {
    width: 44px; height: 44px;
    filter: drop-shadow(0 6px 14px rgba(0,0,0,.35));
}
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 600; letter-spacing: -0.015em; }
.brand-name em { font-style: italic; color: var(--teal-600); font-weight: 500; }
.brand-tag { font-size: .72rem; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; margin-top: 2px; }

.primary-nav { display: flex; align-items: center; gap: 20px; flex-wrap: nowrap; }
.primary-nav ul {
    display: flex; align-items: center; gap: 2px;
    list-style: none; margin: 0; padding: 0;
    flex-wrap: nowrap;
}
.primary-nav li { white-space: nowrap; }
.primary-nav li a {
    position: relative;
    display: inline-block;
    padding: 10px 12px;
    color: var(--ink-soft);
    font-weight: 500;
    font-size: .93rem;
    border-radius: 10px;
    white-space: nowrap;
    transition: color .2s ease, background .2s ease;
}
.primary-nav li a::after {
    content: ""; position: absolute;
    left: 12px; right: 12px; bottom: 4px;
    height: 2px; border-radius: 2px;
    background: linear-gradient(90deg, var(--teal-400), var(--lav-400));
    transform: scaleX(0); transform-origin: left center;
    transition: transform .35s cubic-bezier(.5,.1,.2,1);
}
.primary-nav li a:hover { color: var(--teal-700); }
.primary-nav li a:hover::after,
.primary-nav li a.active::after { transform: scaleX(1); }
.primary-nav li a.active { color: var(--teal-700); }

.nav-cta {
    display: inline-flex; align-items: center;
    padding: 10px 18px;
    background: linear-gradient(135deg, var(--teal-500), var(--teal-700));
    color: #fff !important;
    font-weight: 500; font-size: .9rem;
    border-radius: 999px;
    white-space: nowrap;
    flex-shrink: 0;
    box-shadow: 0 10px 24px -8px rgba(15, 133, 116, .5);
    transition: transform .2s ease, box-shadow .2s ease;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 14px 32px -8px rgba(15, 133, 116, .7); color: #fff; }

.nav-toggle {
    display: none;
    background: none; border: none; cursor: pointer;
    width: 44px; height: 44px;
    flex-direction: column; justify-content: center; align-items: center; gap: 5px;
    border-radius: 12px;
    transition: background .2s ease;
}
.nav-toggle:hover { background: rgba(15,133,116,.08); }
.nav-toggle span {
    width: 22px; height: 2px; background: var(--ink);
    border-radius: 2px; transition: transform .3s ease, opacity .3s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Shrink nav slightly before collapsing to hamburger */
@media (max-width: 1100px) {
    .primary-nav { gap: 14px; }
    .primary-nav li a { padding: 10px 10px; font-size: .88rem; }
    .primary-nav li a::after { left: 10px; right: 10px; }
    .nav-cta { padding: 9px 14px; font-size: .85rem; }
    .brand-tag { display: none; }
}

@media (max-width: 960px) {
    .nav-toggle { display: flex; }
    .primary-nav {
        position: fixed;
        top: var(--nav-h); left: 0; right: 0;
        background: rgba(251, 247, 240, 0.96);
        backdrop-filter: blur(20px) saturate(1.4);
        -webkit-backdrop-filter: blur(20px) saturate(1.4);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 20px clamp(16px, 3vw, 32px) 28px;
        border-bottom: 1px solid rgba(10,60,50,.08);
        box-shadow: 0 20px 40px -20px rgba(10, 60, 50, .25);
        transform: translateY(-120%);
        transition: transform .35s cubic-bezier(.5,.1,.2,1);
        max-height: calc(100vh - var(--nav-h));
        overflow-y: auto;
    }
    .primary-nav.open { transform: translateY(0); }
    .primary-nav ul { flex-direction: column; align-items: stretch; gap: 2px; width: 100%; }
    .primary-nav li a {
        padding: 14px 16px; font-size: 1.05rem;
        border-radius: 12px;
    }
    .primary-nav li a::after { display: none; }
    .primary-nav li a:hover,
    .primary-nav li a.active { background: var(--teal-50); color: var(--teal-700); }
    .nav-cta { margin-top: 14px; justify-content: center; }
}

/* ================= LAYOUT ================= */

#main { padding-top: var(--nav-h); min-height: 100vh; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(16px, 3vw, 32px); }
.container-narrow { max-width: 820px; margin: 0 auto; padding: 0 clamp(16px, 3vw, 32px); }

/* Inner-page heros use the narrow container width so H1 lines up with the prose below */
.page-hero > .container { max-width: 820px; }

section.block { padding: clamp(36px, 5vw, 64px) 0; }
section.block-tight { padding: clamp(24px, 3.5vw, 44px) 0; }

.eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    text-transform: uppercase; letter-spacing: .12em;
    font-size: .78rem; font-weight: 600; color: var(--teal-600);
    margin-bottom: 14px;
}
.eyebrow::before {
    content: ""; display: inline-block;
    width: 24px; height: 2px; border-radius: 2px;
    background: linear-gradient(90deg, var(--teal-400), var(--lav-400));
}

.lead { font-size: 1.2rem; color: var(--ink-soft); line-height: 1.6; }

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

.hero {
    position: relative;
    padding: clamp(50px, 7vw, 90px) 0 clamp(36px, 5vw, 60px);
    overflow: hidden;
}
.hero::before {
    content: ""; position: absolute; inset: -10% -10% auto auto;
    width: 60vw; height: 60vw; max-width: 700px; max-height: 700px;
    background: radial-gradient(circle at 50% 50%, rgba(142, 114, 195, .35), transparent 60%);
    filter: blur(40px); z-index: -1;
    animation: float1 14s ease-in-out infinite;
}
.hero::after {
    content: ""; position: absolute; inset: auto auto -20% -15%;
    width: 50vw; height: 50vw; max-width: 600px; max-height: 600px;
    background: radial-gradient(circle at 50% 50%, rgba(34, 160, 139, .30), transparent 60%);
    filter: blur(40px); z-index: -1;
    animation: float2 18s ease-in-out infinite;
}
@keyframes float1 { 50% { transform: translate(-30px, 30px); } }
@keyframes float2 { 50% { transform: translate(40px, -20px); } }

.hero-grid {
    display: grid; grid-template-columns: 1.1fr .9fr;
    gap: clamp(32px, 5vw, 72px);
    align-items: center;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

.hero h1 { margin-bottom: 20px; }
.hero h1 .accent {
    background: linear-gradient(120deg, var(--teal-600), var(--lav-500));
    -webkit-background-clip: text; background-clip: text; color: transparent;
    font-style: italic;
}
.hero .lead { max-width: 560px; margin-bottom: 32px; }

.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }

.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 26px;
    font-weight: 500; font-size: 1rem;
    border-radius: 999px;
    border: none; cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    text-decoration: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--teal-500), var(--teal-700));
    color: #fff;
    box-shadow: 0 14px 28px -10px rgba(15, 133, 116, .55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 36px -12px rgba(15, 133, 116, .7); color: #fff; }
.btn-ghost {
    background: rgba(255,255,255,.6);
    color: var(--ink);
    border: 1px solid rgba(10,60,50,.12);
    backdrop-filter: blur(10px);
}
.btn-ghost:hover { background: rgba(255,255,255,.9); color: var(--teal-700); transform: translateY(-2px); }

/* Hero visual: layered abstract illustration of the trigeminal nerve */
.hero-visual {
    position: relative; aspect-ratio: 1 / 1; max-width: 520px; margin-inline: auto;
}
.hero-visual svg { width: 100%; height: 100%; filter: drop-shadow(0 30px 60px rgba(15, 133, 116, .25)); }

.hero-stats {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 20px; margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(10,60,50,.1);
}
.hero-stats div .n {
    display: block;
    font-family: var(--font-serif); font-size: 2rem; font-weight: 500;
    color: var(--teal-700); letter-spacing: -0.02em;
}
.hero-stats div .l { font-size: .9rem; color: var(--muted); }
@media (max-width: 560px) {
    .hero-stats { grid-template-columns: 1fr; gap: 12px; }
    .hero-stats div { display: flex; align-items: baseline; gap: 12px; }
    .hero-stats div .n { font-size: 1.5rem; }
}

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

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 28px;
}

.card {
    position: relative;
    background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.65));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,.6);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
    transition: transform .35s cubic-bezier(.5,.1,.2,1), box-shadow .35s ease, border-color .3s ease;
    overflow: hidden;
}
.card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--teal-400), var(--lav-400));
    transform: scaleX(0); transform-origin: left center;
    transition: transform .4s cubic-bezier(.5,.1,.2,1);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(15,133,116,.2); }
.card:hover::before { transform: scaleX(1); }

.card .icon {
    display: grid; place-items: center;
    width: 56px; height: 56px; border-radius: 16px;
    background: linear-gradient(135deg, var(--teal-50), var(--lav-50));
    color: var(--teal-600);
    margin-bottom: 20px;
}
.card .icon svg { width: 28px; height: 28px; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: .97rem; margin-bottom: 18px; }
.card .read-more {
    display: inline-flex; align-items: center; gap: 6px;
    font-weight: 500; font-size: .92rem;
    color: var(--teal-600);
}
.card .read-more::after { content: "→"; transition: transform .2s ease; }
.card:hover .read-more::after { transform: translateX(4px); }

/* ================= PAGE HERO (inner pages) ================= */

.page-hero {
    position: relative;
    padding: clamp(40px, 5vw, 64px) 0 clamp(4px, 1vw, 10px);
    overflow: visible;
}
.page-hero + .block-tight { padding-top: clamp(4px, 1vw, 12px); }

/* Floating decorative visual - sits immediately to the right of the text column
   (text column is .container max-width 820px, centered inside .page-hero) */
.page-hero-visual {
    position: absolute;
    top: 50%;
    left: calc(50% + 390px);
    transform: translateY(-50%);
    width: clamp(140px, 18vw, 220px);
    height: auto;
    pointer-events: none;
    background: transparent;
}
.page-hero-visual svg,
.page-hero-visual img {
    width: 100%; height: auto; display: block;
    background: transparent;
}
@media (max-width: 1180px) {
    .page-hero-visual { display: none; }
}

/* Floating decorative visual in a content section's right whitespace */
.has-section-visual { position: relative; }
.section-visual {
    position: absolute;
    top: clamp(10px, 2vw, 30px);
    right: clamp(16px, 3vw, 48px);
    width: clamp(180px, 20vw, 260px);
    height: auto;
    pointer-events: none;
    opacity: .95;
    filter: drop-shadow(0 20px 40px rgba(15, 133, 116, .18));
    z-index: 1;
}
.section-visual svg,
.section-visual img { width: 100%; height: auto; display: block; }
@media (max-width: 1100px) {
    .section-visual { display: none; }
}
.page-hero-text { max-width: 680px; }
@media (max-width: 900px) {
    .page-hero-visual { display: none; }
    .page-hero-text { max-width: none; }
}
.page-hero::before { content: none; }
.page-hero h1 { max-width: 820px; margin-bottom: 20px; }
.page-hero .lead { max-width: 720px; }

/* ================= PROSE ================= */

.prose { max-width: 760px; }
.prose p, .prose li { font-size: 1.05rem; line-height: 1.75; color: var(--ink-soft); }
.prose > :first-child { margin-top: 0; }
.prose h2 { margin-top: 1.4em; }
.prose h3 { margin-top: 1.3em; font-family: var(--font-serif); font-size: 1.4rem; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.4em; }
.prose li { margin-bottom: .4em; }
.prose a { border-bottom: 1px solid rgba(15,133,116,.3); }
.prose a:hover { border-bottom-color: var(--teal-700); }

.callout {
    position: relative;
    background: linear-gradient(135deg, var(--teal-50), var(--lav-50));
    border: 1px solid rgba(15,133,116,.15);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin: 32px 0;
}
.callout.warn { background: linear-gradient(135deg, #fff2eb, #fdece2); border-color: rgba(194,65,12,.2); }
.callout h4 { font-family: var(--font-sans); font-size: 1rem; font-weight: 600; margin-bottom: 6px; color: var(--teal-700); display: flex; align-items: center; gap: 8px; }
.callout.warn h4 { color: var(--warn); }
.callout p { margin-bottom: 0; font-size: .97rem; }

/* ================= TABLE / COMPARISON ================= */

.cmp {
    width: 100%; border-collapse: separate; border-spacing: 0;
    background: rgba(255,255,255,.7);
    border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow-sm);
    margin: 32px 0;
    font-size: .95rem;
}
.cmp th, .cmp td {
    padding: 14px 16px; text-align: left; vertical-align: top;
    border-bottom: 1px solid rgba(10,60,50,.08);
}
.cmp thead th {
    background: linear-gradient(135deg, var(--teal-600), var(--teal-700));
    color: #fff; font-weight: 500; font-size: .88rem;
    letter-spacing: .03em; text-transform: uppercase;
}
.cmp tbody tr:last-child td { border-bottom: none; }
.cmp tbody tr:nth-child(even) td { background: rgba(230, 245, 243, 0.3); }
.cmp td strong { color: var(--ink); }
@media (max-width: 720px) {
    .cmp { display: block; overflow-x: auto; }
}

/* ================= ACCORDION ================= */

details.faq {
    background: rgba(255,255,255,.7);
    border: 1px solid rgba(10,60,50,.08);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color .2s ease, box-shadow .2s ease;
}
details.faq[open] { border-color: rgba(15,133,116,.3); box-shadow: var(--shadow-sm); }
details.faq summary {
    cursor: pointer; list-style: none;
    padding: 18px 22px; font-weight: 500; color: var(--ink);
    display: flex; justify-content: space-between; align-items: center;
    position: relative;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
    content: "+"; font-size: 1.4rem; color: var(--teal-600); line-height: 1;
    transition: transform .25s ease;
}
details.faq[open] summary::after { transform: rotate(45deg); }
details.faq .faq-body { padding: 0 22px 22px; color: var(--ink-soft); }

/* ================= QUOTES ================= */

.quote-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px;
    margin-top: 28px;
}
.quote {
    position: relative; padding: 30px 28px 26px;
    background: rgba(255,255,255,.7);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,.6);
    box-shadow: var(--shadow-sm);
}
.quote::before {
    content: "“"; position: absolute; top: -18px; left: 18px;
    font-family: var(--font-serif); font-size: 5rem; color: var(--teal-300);
    line-height: 1;
}
.quote p { font-family: var(--font-serif); font-style: italic; font-size: 1.05rem; color: var(--ink); margin-bottom: 10px; }
.quote cite { font-style: normal; font-size: .85rem; color: var(--muted); }

/* ================= RESOURCE LIST ================= */

.resource-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 18px; margin-top: 32px;
}
@media (max-width: 820px) {
    .resource-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
    .resource-grid { grid-template-columns: 1fr; }
}
.resource {
    display: block; padding: 22px 24px;
    background: rgba(255,255,255,.8);
    border: 1px solid rgba(10,60,50,.08);
    border-radius: var(--radius-sm);
    color: var(--ink);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.resource:hover {
    transform: translateY(-3px); border-color: rgba(15,133,116,.3);
    box-shadow: var(--shadow); color: var(--teal-700);
}
.resource h4 { font-family: var(--font-sans); font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; }
.resource p { font-size: .9rem; color: var(--muted); margin: 0; }

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

.site-footer {
    margin-top: 40px;
    background: linear-gradient(180deg, transparent, rgba(15, 56, 49, .96));
    color: rgba(255, 253, 248, .85);
    padding-top: 48px;
}
.footer-wrap {
    max-width: var(--maxw); margin: 0 auto;
    padding: 20px clamp(16px, 3vw, 32px) 50px;
    display: grid; grid-template-columns: 1.1fr 2fr; gap: 50px;
}
.site-footer .brand { color: #fff; }
.site-footer .brand-name em { color: var(--teal-200); }
.footer-mission { margin-top: 16px; font-size: .95rem; color: rgba(255,253,248,.7); max-width: 340px; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.footer-col h4 { color: #fff; font-family: var(--font-sans); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; margin-bottom: 14px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,253,248,.75); font-size: .95rem; }
.footer-col a:hover { color: var(--teal-200); }

.footer-bottom {
    border-top: 1px solid rgba(255,253,248,.08);
    padding: 20px clamp(16px, 3vw, 32px);
    max-width: var(--maxw); margin: 0 auto;
    font-size: .82rem; color: rgba(255,253,248,.5);
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
}
.footer-bottom p { margin: 0; color: inherit; }

@media (max-width: 820px) {
    .footer-wrap { grid-template-columns: 1fr; gap: 40px; }
    .footer-cols { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
    .footer-cols { grid-template-columns: 1fr; }
}

/* ================= UTILS ================= */

.center { text-align: center; }
.mt-0 { margin-top: 0; }
.block-alt {
    background: linear-gradient(180deg, transparent, rgba(230, 245, 243, .5), transparent);
}

/* subtle reveal */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s cubic-bezier(.5,.1,.2,1); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}