/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #f7f5f0;
    --paper: #ffffff;
    --ink: #111111;
    --muted: #66615b;
    --line: rgba(17, 17, 17, 0.1);
    --orange: #f26322;
    --orange-dark: #d84d12;
    --blue-soft: #eaf2ff;
    --yellow-soft: #fff3d8;
    --pink-soft: #fce4dc;
    --gray-soft: #eeeeea;
    --green-soft: #eaf5e9;
    --shadow: 0 22px 60px rgba(17, 17, 17, 0.08);
    --shadow-strong: 0 30px 80px rgba(17, 17, 17, 0.14);
    --radius-lg: 34px;
    --radius-md: 24px;
    --max: 1240px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--ink);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

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

/* ========== Topbar / Navigation ========== */
.topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    backdrop-filter: blur(18px);
    background: rgba(247, 245, 240, 0.78);
    border-bottom: 1px solid rgba(17, 17, 17, 0.06);
}

.nav {
    max-width: var(--max);
    margin: 0 auto;
    padding: 18px 24px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    letter-spacing: -0.04em;
    font-size: 20px;
}

.brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--ink);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 13px;
    letter-spacing: -0.08em;
}

.brand-logo-img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
}

.navlinks {
    display: flex;
    align-items: center;
    gap: 22px;
    font-size: 13px;
    color: #302e2a;
}

.navlinks a { opacity: 0.82; transition: opacity .2s, color .2s; }
.navlinks a:hover { opacity: 1; color: var(--orange); }

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

/* ========== Buttons ========== */
.btn {
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 12px 18px;
    font-size: 13px;
    font-weight: 700;
    background: #fff;
    color: var(--ink);
    cursor: pointer;
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(17,17,17,.08); }

.btn.primary {
    background: var(--orange);
    color: white;
    border-color: var(--orange);
    box-shadow: 0 14px 30px rgba(242, 99, 34, .22);
}

.btn.primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); }

.mobile-menu-btn {
    display: block;
    border: 0;
    background: var(--ink);
    color: #fff;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
}

.mobile-nav {
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 0 24px 18px;
}

.mobile-nav.active {
    display: flex;
}

.mobile-nav a {
    padding: 12px 0;
    font-size: 14px;
    color: #302e2a;
    border-bottom: 1px solid var(--line);
    transition: color .2s;
}

.mobile-nav a:hover { color: var(--orange); }

/* ========== Hero ========== */
.hero {
    padding: 76px 0 36px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 48px;
    align-items: end;
    margin-bottom: 36px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--line);
    color: var(--muted);
    font-size: 12px;
    font-weight: 750;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 22px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 99px;
    background: var(--orange);
    box-shadow: 0 0 0 5px rgba(242,99,34,.12);
}

h1 {
    margin: 0;
    font-size: clamp(56px, 8vw, 118px);
    line-height: .88;
    letter-spacing: -0.075em;
    text-transform: uppercase;
    max-width: 840px;
}

.hero-copy {
    color: var(--muted);
    font-size: 18px;
    line-height: 1.65;
    max-width: 460px;
    margin: 0 0 26px;
}

.hero-visual {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    background: #ddd;
    min-height: 520px;
    isolation: isolate;
}

.hero-visual img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    transform: scale(1.04);
    filter: saturate(1.02) contrast(1.02);
}

.hero-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(0,0,0,.28), transparent 50%, rgba(242,99,34,.08));
    z-index: 1;
}

.float-card {
    position: absolute;
    z-index: 3;
    background: rgba(255,255,255,.88);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255,255,255,.5);
    border-radius: 24px;
    box-shadow: 0 18px 50px rgba(0,0,0,.16);
    padding: 16px 18px;
    min-width: 210px;
}

.float-card.one { top: 36px; left: 36px; }
.float-card.two { right: 34px; bottom: 34px; }

.float-kicker {
    color: var(--orange);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: 8px;
}

.float-title { font-weight: 850; letter-spacing: -0.03em; }
.float-muted { color: var(--muted); margin-top: 6px; font-size: 12px; line-height: 1.5; }

/* ========== Disclosure ========== */
.disclosure {
    margin-top: 24px;
    padding: 18px 20px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid rgba(17,17,17,.08);
    color: var(--muted);
    font-size: 13px;
    line-height: 1.6;
}

.disclosure strong { color: var(--ink); }

/* ========== Sections ========== */
.section {
    padding: 72px 0;
}

.section-head {
    display: grid;
    grid-template-columns: 1fr .8fr;
    gap: 36px;
    align-items: end;
    margin-bottom: 32px;
}

h2 {
    margin: 0;
    font-size: clamp(40px, 5vw, 76px);
    line-height: .95;
    letter-spacing: -0.065em;
    text-transform: uppercase;
    max-width: 840px;
}

.section-copy {
    color: var(--muted);
    line-height: 1.7;
    font-size: 16px;
    max-width: 460px;
    margin: 0;
}

/* ========== Category Cards ========== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.cat-card {
    min-height: 210px;
    border-radius: var(--radius-md);
    padding: 22px;
    border: 1px solid rgba(17,17,17,.06);
    transition: transform .28s ease, box-shadow .28s ease;
    position: relative;
    overflow: hidden;
}

.cat-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }

.cat-card::after {
    content: "";
    position: absolute;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: rgba(255,255,255,.45);
    right: -40px;
    bottom: -40px;
}

.cat-icon {
    width: 42px;
    height: 42px;
    border-radius: 16px;
    background: rgba(255,255,255,.75);
    display: grid;
    place-items: center;
    font-size: 20px;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.cat-card h3 {
    margin: 0 0 10px;
    font-size: 18px;
    letter-spacing: -0.04em;
    position: relative;
    z-index: 1;
}

.cat-card p {
    margin: 0;
    color: #514e49;
    font-size: 13px;
    line-height: 1.55;
    position: relative;
    z-index: 1;
}

/* ========== Feature Cards (Large) ========== */
.feature-list {
    display: grid;
    gap: 22px;
}

.feature-card {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 0;
    min-height: 390px;
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid rgba(17,17,17,.06);
    transition: transform .35s ease, box-shadow .35s ease;
}

.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-strong); }

.feature-card img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}

.feature-card:hover img { transform: scale(1.035); }

.feature-body {
    padding: 38px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.tag-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }

.tag {
    padding: 8px 11px;
    background: var(--bg);
    border: 1px solid var(--line);
    color: #4b4741;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.tag.orange { background: #fff0e6; color: var(--orange-dark); border-color: rgba(242,99,34,.18); }

.feature-body h3 {
    margin: 0;
    font-size: clamp(34px, 4vw, 58px);
    line-height: .95;
    letter-spacing: -0.065em;
    text-transform: uppercase;
}

.feature-body p {
    color: var(--muted);
    line-height: 1.65;
    max-width: 500px;
    margin: 18px 0 26px;
}

/* ========== Offer Cards (Small) ========== */
.offers {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.offer-card {
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid rgba(17,17,17,.07);
    padding: 24px;
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 12px 35px rgba(17,17,17,.045);
    transition: transform .28s ease, box-shadow .28s ease;
}

.offer-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }

.merchant {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 22px;
}

.merchant-logo {
    width: 44px;
    height: 44px;
    border-radius: 16px;
    background: var(--ink);
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 900;
}

.merchant-logo img {
    width: 100%;
    height: 100%;
    border-radius: 16px;
    object-fit: cover;
}

.merchant strong { display: block; letter-spacing: -0.03em; }
.merchant span { color: var(--muted); font-size: 12px; }

.offer-card h3 { margin: 0 0 12px; font-size: 22px; line-height: 1.05; letter-spacing: -0.045em; }
.offer-card p { margin: 0; color: var(--muted); line-height: 1.55; font-size: 14px; }

/* ========== Impact (Full-width image) ========== */
.impact {
    position: relative;
    min-height: 620px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-end;
    padding: 42px;
    isolation: isolate;
}

.impact img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.impact::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.55));
    z-index: -1;
}

.impact h2 {
    color: #fff;
    max-width: 860px;
    text-shadow: 0 20px 55px rgba(0,0,0,.24);
}

.impact-note {
    position: absolute;
    top: 36px;
    right: 36px;
    background: rgba(255,255,255,.9);
    backdrop-filter: blur(16px);
    max-width: 340px;
    border-radius: 26px;
    padding: 22px;
    color: #2d2b28;
    line-height: 1.55;
    box-shadow: 0 20px 55px rgba(0,0,0,.12);
}

/* ========== Standards (Numbered cards) ========== */
.standards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.standard-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 28px;
    min-height: 240px;
    border: 1px solid rgba(17,17,17,.06);
}

.standard-card .num {
    color: var(--orange);
    font-size: 13px;
    font-weight: 900;
    margin-bottom: 38px;
}

.standard-card h3 {
    margin: 0 0 12px;
    letter-spacing: -0.04em;
    font-size: 22px;
}

.standard-card p { color: var(--muted); line-height: 1.6; margin: 0; font-size: 14px; }

/* ========== Insights (3-column cards) ========== */
.insights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.insight-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(17,17,17,.06);
    box-shadow: 0 12px 35px rgba(17,17,17,.045);
    transition: transform .28s ease, box-shadow .28s ease;
}

.insight-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }

.insight-card img { height: 240px; width: 100%; object-fit: cover; }

.insight-body { padding: 22px; }
.insight-body h3 { margin: 12px 0; font-size: 24px; line-height: 1.08; letter-spacing: -0.05em; }
.insight-body p { margin: 0 0 20px; color: var(--muted); line-height: 1.55; font-size: 14px; }

/* ========== Final CTA ========== */
.final-cta {
    background: #111;
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 54px;
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr .72fr;
    gap: 42px;
    align-items: end;
}

.final-cta::before {
    content: "COMPREHENSIVE";
    position: absolute;
    left: -16px;
    bottom: -18px;
    color: rgba(255,255,255,.045);
    font-size: clamp(72px, 13vw, 178px);
    font-weight: 950;
    letter-spacing: -0.08em;
    line-height: .75;
    pointer-events: none;
}

.final-cta h2 { color: #fff; position: relative; z-index: 1; }
.final-cta p { color: rgba(255,255,255,.72); line-height: 1.7; position: relative; z-index: 1; }

/* ========== Footer ========== */
footer {
    padding: 54px 0 38px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr repeat(3, .7fr);
    gap: 32px;
    border-top: 1px solid var(--line);
    padding-top: 34px;
}

.footer-grid h4 { margin: 0 0 14px; font-size: 13px; text-transform: uppercase; letter-spacing: .1em; }
.footer-grid p, .footer-grid a { color: var(--muted); font-size: 14px; line-height: 1.9; display: block; }
.footer-grid a:hover { color: var(--ink); }

/* ========== Reveal Animations ========== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .75s ease, transform .75s cubic-bezier(.2,.8,.2,1);
}

.reveal.show {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .24s; }
.delay-4 { transition-delay: .32s; }

@keyframes float {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.float-card { animation: float 5.5s ease-in-out infinite; }
.float-card.two { animation-delay: -1.6s; }

/* ========== Responsive ========== */
@media (max-width: 1040px) {
    .nav { grid-template-columns: 1fr auto; }
    .navlinks, .nav-actions { display: none; }
    .mobile-menu-btn { display: grid; }
    .hero-grid, .section-head, .feature-card, .final-cta { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: repeat(3, 1fr); }
    .offers, .standards { grid-template-columns: repeat(2, 1fr); }
    .insights { grid-template-columns: 1fr 1fr; }
    .hero-visual, .hero-visual img { min-height: 450px; height: 450px; }
}

@media (max-width: 680px) {
    .shell { padding: 0 16px; }
    .nav { padding: 14px 16px; }
    .hero { padding-top: 46px; }
    h1 { font-size: clamp(48px, 17vw, 72px); }
    h2 { font-size: clamp(38px, 12vw, 56px); }
    .hero-visual, .hero-visual img { min-height: 420px; height: 420px; }
    .float-card { min-width: auto; max-width: 220px; padding: 14px; }
    .float-card.one { left: 16px; top: 18px; }
    .float-card.two { right: 16px; bottom: 16px; }
    .category-grid, .offers, .standards, .insights, .footer-grid { grid-template-columns: 1fr; }
    .feature-body, .final-cta, .impact { padding: 26px; }
    .impact { min-height: 560px; align-items: flex-end; }
    .impact-note { position: relative; top: auto; right: auto; margin-bottom: 24px; }
    .section { padding: 52px 0; }
}

/* ========== Utility ========== */
.hidden { display: none !important; }

/* ========== Backward-compatible (article & sub-pages) ========== */
.container {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px;
}

.header {
    position: sticky;
    top: 0;
    z-index: 30;
    backdrop-filter: blur(18px);
    background: rgba(247, 245, 240, 0.78);
    border-bottom: 1px solid rgba(17, 17, 17, 0.06);
}

.header.scrolled {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.header-content {
    max-width: var(--max);
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    letter-spacing: -0.04em;
    font-size: 20px;
    text-decoration: none;
    color: var(--ink);
}

.logo-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--ink);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 13px;
    letter-spacing: -0.08em;
}

.logo-text {
    font-weight: 800;
    letter-spacing: -0.04em;
}

.nav-desktop {
    display: none;
    gap: 22px;
}

.nav-link {
    font-size: 13px;
    color: #302e2a;
    text-decoration: none;
    opacity: 0.82;
    transition: opacity .2s, color .2s;
}

.nav-link:hover { opacity: 1; color: var(--orange); }

.mobile-menu-btn {
    display: grid;
    place-items: center;
    border: 0;
    background: var(--ink);
    color: #fff;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
}

.menu-icon {
    display: block;
    width: 1.5rem;
    height: 2px;
    background-color: #fff;
    position: relative;
}

.menu-icon::before,
.menu-icon::after {
    content: '';
    display: block;
    width: 1.5rem;
    height: 2px;
    background-color: #fff;
    position: absolute;
    transition: transform .2s;
}

.menu-icon::before { top: -0.5rem; }
.menu-icon::after { bottom: -0.5rem; }

.mobile-menu-btn.active .menu-icon { background-color: transparent; }
.mobile-menu-btn.active .menu-icon::before { transform: rotate(45deg); top: 0; }
.mobile-menu-btn.active .menu-icon::after { transform: rotate(-45deg); bottom: 0; }

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 0;
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px 18px;
}

.mobile-menu.active { display: flex; }

.mobile-nav-link {
    padding: 12px 0;
    font-size: 14px;
    color: #302e2a;
    text-decoration: none;
    border-bottom: 1px solid var(--line);
    transition: color .2s;
}

.mobile-nav-link:hover { color: var(--orange); }

@media (min-width: 1024px) {
    .nav-desktop { display: flex; }
    .mobile-menu-btn { display: none; }
}

.search-bar {
    display: none;
    position: relative;
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
}

.search-input {
    width: 16rem;
    padding: 0.625rem 1rem 0.625rem 2.5rem;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 0.875rem;
}

.search-input:focus {
    outline: none;
    border-color: var(--orange);
}