/* =========================
   THEME — HERBIES HEAD
   Light / Bright / Promo
========================= */

:root {
    --accent: #4CAF50;        /* fresh green */
    --accent-light: #7ED957;
    --accent-soft: #E9F7EC;

    --yellow: #FFD84D;
    --yellow-soft: #FFF4CC;

    --bg: #F7FAF8;
    --card: #FFFFFF;
    --border: #E2E8E4;

    --text: #1F2A24;
    --muted: #5F6F66;

    --shadow: 0 14px 36px rgba(0,0,0,.08);
}

/* =========================
   RESET
========================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Inter, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* reset links */
a {
    color: inherit;
    text-decoration: none;
}
a:visited { color: inherit; }
a:hover { text-decoration: none; }
a:focus { outline: none; }

/* =========================
   BACKGROUND (LIGHT FUN)
========================= */

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 10% 20%, rgba(126,217,87,.18), transparent 45%),
        radial-gradient(circle at 90% 10%, rgba(255,216,77,.22), transparent 45%),
        radial-gradient(circle at 50% 80%, rgba(76,175,80,.12), transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.top-accent {
    height: 6px;
    background: linear-gradient(90deg, var(--accent), var(--yellow));
}

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

.hero {
    padding: 90px 24px 70px;
}

.hero-inner {
    max-width: 1100px;
    margin: 0 auto;

    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 56px;
    align-items: center;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.4rem);
    font-weight: 800;
    line-height: 1.15;
}

.hero h1 span {
    display: block;
    font-size: .6em;
    color: var(--accent);
    margin-top: 6px;
}

.hero p {
    max-width: 560px;
    margin: 22px 0 34px;
    color: var(--muted);
}

.cta-primary {
    display: inline-block;
    padding: 16px 36px;
    border-radius: 14px;

    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;
    font-weight: 700;

    box-shadow: var(--shadow);
    transition: .25s ease;
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 42px rgba(76,175,80,.35);
}

/* hero logo card */
.hero-logos a {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    background: #fff;
    padding: 22px 30px;
    border-radius: 22px;

    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.hero-logos img {
    max-width: 170px;
    max-height: 70px;
    object-fit: contain;
}

/* =========================
   PROMO
========================= */

.promo {
    padding: 40px 24px 80px;
}

.promo-card {
    max-width: 680px;
    margin: 0 auto;
    padding: 44px;

    background: var(--card);
    border-radius: 24px;
    text-align: center;

    box-shadow: var(--shadow);
}

.promo-header {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-bottom: 26px;
    flex-wrap: wrap;
}

.promo-header span:first-child {
    font-family: 'JetBrains Mono', monospace;
    font-size: .75rem;
    letter-spacing: 2px;
    text-transform: uppercase;

    background: var(--accent-soft);
    color: var(--accent);

    padding: 6px 14px;
    border-radius: 999px;
    font-weight: 700;
}

.promo-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 800;

    background: linear-gradient(135deg, var(--yellow), #ffe88a);
    color: #1a1a1a;

    padding: 8px 20px;
    border-radius: 999px;

    box-shadow: 0 8px 22px rgba(255,216,77,.45);
}

.promo-code {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.mask {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.6rem;
    letter-spacing: 6px;

    background: var(--accent-soft);
    color: var(--accent);

    padding: 14px 28px;
    border-radius: 12px;
    border: 1px dashed rgba(76,175,80,.35);
}

button {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;

    border: none;
    padding: 14px 26px;
    border-radius: 12px;

    font-weight: 700;
    cursor: pointer;
    transition: .25s ease;
}

button:hover {
    transform: scale(1.05);
}

.promo-hint {
    margin-top: 18px;
    color: var(--muted);
}

/* =========================
   BRAND / ABOUT
========================= */

.brand {
    padding: 80px 24px;
}

.brand-inner {
    max-width: 820px;
    margin: 0 auto;
}

.brand h2 {
    color: var(--accent);
    margin-bottom: 22px;
}

.brand p {
    margin-bottom: 18px;
    color: var(--muted);
}

.brand-callout {
    margin-top: 28px;
    padding: 22px;

    background: var(--accent-soft);
    border-left: 4px solid var(--accent);
    border-radius: 14px;
    color: var(--text);
    font-weight: 500;
}

/* =========================
   OFFERS GRID
========================= */

.offers {
    padding: 80px 24px;
}

.offers h2 {
    text-align: center;
    margin-bottom: 42px;
    color: var(--accent);
}

.offers-grid {
    max-width: 1100px;
    margin: 0 auto;

    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.offer-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;

    padding: 22px 18px;
    text-align: center;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    min-height: 210px;
    transition: .25s ease;
}

.offer-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.offer-card img {
    max-width: 120px;
    max-height: 62px;
    object-fit: contain;

    background: #fff;
    padding: 10px 12px;
    border-radius: 12px;

    border: 1px solid var(--border);
}

.offer-card strong {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    color: var(--accent);
}

.offer-card span {
    font-size: .9rem;
    color: var(--muted);
    font-weight: 600;
}

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

.footer {
    padding: 42px 24px;
    text-align: center;
    border-top: 1px solid var(--border);
    color: var(--muted);
}

.footer strong {
    color: var(--accent);
}

/* =========================
   TOAST
========================= */

.toast {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);

    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;

    padding: 12px 26px;
    border-radius: 12px;
    font-weight: 700;

    opacity: 0;
    transition: .3s ease;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 900px) {
    .offers-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero p {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-logos img {
        max-width: 150px;
    }

    .offers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}