/* ==========================================================
   Dr+Water Daewoo Hydrogen Inhaler — Landing Page Styles
   Aesthetic: elegan, profesional medis, dipercaya kalangan matang
   ========================================================== */

:root {
    --dw-teal-900: #0e3b39;
    --dw-teal-800: #124d49;
    --dw-teal-700: #16615c;
    --dw-teal-050: #eef6f5;
    --dw-gold: #b8923f;
    --dw-gold-light: #d4af6a;
    --dw-cream: #faf7f1;
    --dw-white: #ffffff;
    --dw-ink: #1c2b2a;
    --dw-ink-soft: #4a5957;
    --dw-border: #e4ded1;
    --dw-radius: 14px;
    --dw-font-head: 'Playfair Display', Georgia, serif;
    --dw-font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --dw-shadow: 0 12px 32px rgba(14, 59, 57, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--dw-font-body);
    color: var(--dw-ink);
    background: var(--dw-cream);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--dw-font-head); margin: 0 0 16px; line-height: 1.2; }
p { margin: 0 0 16px; }
ul { margin: 0; padding: 0; list-style: none; }

.dw-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}
.dw-container--narrow { max-width: 820px; }

.dw-section { padding: 88px 0; }
.dw-eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--dw-gold);
    margin-bottom: 16px;
}
.dw-eyebrow--light { color: var(--dw-gold-light); }
.dw-h2 {
    font-size: clamp(28px, 4vw, 40px);
    color: var(--dw-teal-900);
    max-width: 780px;
}
.dw-h2--light { color: var(--dw-white); }
.dw-lead {
    font-size: 18px;
    color: var(--dw-ink-soft);
    max-width: 720px;
}
.dw-lead--light { color: rgba(255,255,255,0.85); }

/* ---------- Buttons ---------- */
.dw-btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    text-align: center;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.dw-btn:hover { transform: translateY(-2px); }
.dw-btn--gold {
    background: linear-gradient(135deg, var(--dw-gold-light), var(--dw-gold));
    color: var(--dw-teal-900);
    box-shadow: 0 8px 24px rgba(184, 146, 63, 0.35);
}
.dw-btn--outline {
    background: transparent;
    border-color: var(--dw-teal-700);
    color: var(--dw-teal-700);
}
.dw-btn--outline:hover { background: var(--dw-teal-050); }
.dw-btn--lg { padding: 18px 40px; font-size: 17px; }
.dw-btn--block { display: block; width: 100%; }

/* ---------- Announcement bar ---------- */
.dw-announce {
    background: var(--dw-teal-900);
    color: var(--dw-white);
    font-size: 13px;
    padding: 10px 0;
    overflow: hidden;
    white-space: nowrap;
}
.dw-announce__track {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    padding-left: 24px;
}
.dw-announce__sep { color: var(--dw-gold-light); }

/* ---------- Hero ---------- */
.dw-hero {
    background: radial-gradient(circle at 80% 0%, var(--dw-teal-050), var(--dw-cream) 60%);
    padding: 72px 0 64px;
}
.dw-hero__grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: center;
}
.dw-hero__kicker {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--dw-teal-700);
    margin-bottom: 18px;
}
.dw-hero__headline {
    font-size: clamp(32px, 5vw, 52px);
    color: var(--dw-teal-900);
}
.dw-hero__headline span { color: var(--dw-gold); display: block; }
.dw-hero__sub {
    font-size: 18px;
    color: var(--dw-ink-soft);
    margin-bottom: 28px;
}
.dw-hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 32px;
}
.dw-badge {
    background: var(--dw-white);
    border: 1px solid var(--dw-border);
    border-radius: 100px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--dw-teal-800);
}
.dw-hero__microcopy {
    margin-top: 12px;
    font-size: 13px;
    color: var(--dw-ink-soft);
}
.dw-hero__visual {
    position: relative;
    background: var(--dw-white);
    border-radius: var(--dw-radius);
    box-shadow: var(--dw-shadow);
    padding: 40px;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dw-hero__badge-korea {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--dw-teal-900);
    color: var(--dw-white);
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
}
.dw-hero__img { border-radius: 8px; }

/* ---------- Pain point ---------- */
.dw-pain__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 40px 0;
}
.dw-pain__card {
    background: var(--dw-white);
    border: 1px solid var(--dw-border);
    border-radius: var(--dw-radius);
    padding: 28px;
}
.dw-pain__icon { font-size: 32px; margin-bottom: 12px; }
.dw-pain__card h3 { font-size: 19px; color: var(--dw-teal-900); }
.dw-pain__card p { font-size: 15px; color: var(--dw-ink-soft); margin-bottom: 0; }
.dw-pain__conclusion {
    background: var(--dw-teal-050);
    border-left: 4px solid var(--dw-gold);
    border-radius: 8px;
    padding: 24px 28px;
    font-size: 16px;
}
.dw-pain__conclusion p { margin-bottom: 0; }

/* ---------- Solution ---------- */
.dw-solution {
    background: linear-gradient(155deg, var(--dw-teal-900), var(--dw-teal-800));
    color: var(--dw-white);
}
.dw-solution__ratio {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    align-items: center;
    margin: 40px 0;
    background: rgba(255,255,255,0.06);
    border-radius: var(--dw-radius);
    padding: 28px;
}
.dw-ratio__visual {
    display: flex;
    width: 260px;
    height: 56px;
    border-radius: 100px;
    overflow: hidden;
    flex-shrink: 0;
}
.dw-ratio__segment {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    color: var(--dw-teal-900);
}
.dw-ratio__segment--h2 { flex: 0 0 66.6%; background: var(--dw-gold-light); }
.dw-ratio__segment--o2 { flex: 0 0 33.3%; background: #cfe3e0; }
.dw-ratio__caption { flex: 1; min-width: 240px; color: rgba(255,255,255,0.85); margin: 0; font-size: 15px; }
.dw-solution__analogy h3 { color: var(--dw-white); font-size: 22px; }
.dw-solution__analogy p { color: rgba(255,255,255,0.85); margin-bottom: 0; }

/* ---------- Features ---------- */
.dw-features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.dw-feature {
    background: var(--dw-white);
    border: 1px solid var(--dw-border);
    border-radius: var(--dw-radius);
    padding: 28px;
    transition: box-shadow 0.15s ease;
}
.dw-feature:hover { box-shadow: var(--dw-shadow); }
.dw-feature__icon { font-size: 30px; margin-bottom: 10px; }
.dw-feature h3 { font-size: 18px; color: var(--dw-teal-900); }
.dw-feature p { font-size: 14.5px; color: var(--dw-ink-soft); margin-bottom: 0; }

/* ---------- Packages ---------- */
.dw-packages { background: var(--dw-teal-050); }
.dw-packages__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 40px;
}
.dw-package {
    background: var(--dw-white);
    border: 1px solid var(--dw-border);
    border-radius: var(--dw-radius);
    padding: 32px;
    position: relative;
}
.dw-package--featured {
    border: 2px solid var(--dw-gold);
    box-shadow: var(--dw-shadow);
}
.dw-package__ribbon {
    position: absolute;
    top: -14px;
    left: 32px;
    background: var(--dw-gold);
    color: var(--dw-white);
    font-size: 12px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 100px;
}
.dw-package__header h3 { margin-bottom: 4px; font-size: 24px; color: var(--dw-teal-900); }
.dw-package__tag { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--dw-gold); margin-bottom: 16px; }
.dw-package__desc { color: var(--dw-ink-soft); font-size: 15px; }
.dw-package__list { margin-bottom: 20px; }
.dw-package__list li {
    padding: 8px 0 8px 26px;
    position: relative;
    font-size: 14.5px;
    border-bottom: 1px solid var(--dw-border);
}
.dw-package__list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--dw-teal-700);
    font-weight: 700;
}
.dw-package__for { font-size: 13.5px; color: var(--dw-ink-soft); margin-bottom: 20px; }
.dw-packages__microcopy { text-align: center; margin-top: 32px; font-size: 13.5px; color: var(--dw-ink-soft); }

/* ---------- Video ---------- */
.dw-video__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 40px 0 16px;
}
.dw-video__card { background: var(--dw-white); border: 1px solid var(--dw-border); border-radius: var(--dw-radius); overflow: hidden; }
.dw-video__thumb {
    background: linear-gradient(135deg, var(--dw-teal-800), var(--dw-teal-900));
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.dw-video__play {
    width: 56px; height: 56px;
    background: var(--dw-gold-light);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--dw-teal-900);
    font-size: 20px;
}
.dw-video__card h3 { font-size: 17px; padding: 18px 20px 6px; color: var(--dw-teal-900); }
.dw-video__card p { font-size: 14px; padding: 0 20px 20px; color: var(--dw-ink-soft); margin-bottom: 0; }
.dw-video__note { font-size: 12.5px; color: var(--dw-ink-soft); }
.dw-video__thumb--embed { aspect-ratio: 16/9; cursor: default; }
.dw-video__thumb--embed iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Testimoni ---------- */
.dw-testimoni { background: var(--dw-teal-050); }
.dw-testimoni__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.dw-testimoni__card {
    background: var(--dw-white);
    border: 1px solid var(--dw-border);
    border-radius: var(--dw-radius);
    padding: 26px;
    display: flex;
    flex-direction: column;
}
.dw-testimoni__stars { color: var(--dw-gold); font-size: 16px; margin-bottom: 10px; letter-spacing: 2px; }
.dw-testimoni__quote { font-size: 15px; color: var(--dw-ink-soft); font-style: italic; flex: 1; }
.dw-testimoni__author { display: flex; align-items: center; gap: 12px; }
.dw-testimoni__photo { width: 44px; height: 44px; border-radius: 50%; overflow: hidden; flex-shrink: 0; }
.dw-testimoni__photo img { width: 100%; height: 100%; object-fit: cover; }
.dw-testimoni__name { font-weight: 700; color: var(--dw-teal-900); font-size: 14.5px; }
.dw-testimoni__kota { font-size: 12.5px; color: var(--dw-ink-soft); }

/* ---------- Roundtable ---------- */
.dw-roundtable { background: var(--dw-teal-900); color: var(--dw-white); }
.dw-roundtable__grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 48px; align-items: center; }
.dw-roundtable__benefits { margin: 24px 0 28px; }
.dw-roundtable__benefits li { padding: 8px 0; font-size: 15.5px; color: rgba(255,255,255,0.9); }
.dw-roundtable__microcopy { margin-top: 12px; font-size: 13px; color: rgba(255,255,255,0.6); }
.dw-roundtable__visual { display: flex; flex-direction: column; gap: 20px; }
.dw-roundtable__stat {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--dw-radius);
    padding: 20px 24px;
}
.dw-roundtable__stat-num { display: block; font-family: var(--dw-font-head); font-size: 34px; color: var(--dw-gold-light); }
.dw-roundtable__stat-label { font-size: 13.5px; color: rgba(255,255,255,0.75); }

/* ---------- Trust / logistics ---------- */
.dw-trust__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 40px; }
.dw-trust__card { background: var(--dw-white); border: 1px solid var(--dw-border); border-radius: var(--dw-radius); padding: 32px; }
.dw-trust__icon { font-size: 30px; margin-bottom: 10px; }
.dw-trust__card h3 { font-size: 19px; color: var(--dw-teal-900); }
.dw-trust__card li { padding: 7px 0 7px 24px; position: relative; font-size: 14.5px; color: var(--dw-ink-soft); }
.dw-trust__card li:before { content: "•"; position: absolute; left: 0; color: var(--dw-gold); font-weight: 700; }

/* ---------- FAQ ---------- */
.dw-faq__list { margin-top: 32px; }
.dw-faq__item { border-bottom: 1px solid var(--dw-border); }
.dw-faq__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    background: none;
    border: none;
    padding: 22px 0;
    font-family: var(--dw-font-body);
    font-size: 16.5px;
    font-weight: 700;
    color: var(--dw-teal-900);
    text-align: left;
    cursor: pointer;
}
.dw-faq__toggle { font-size: 22px; color: var(--dw-gold); flex-shrink: 0; transition: transform 0.2s ease; }
.dw-faq__item.is-open .dw-faq__toggle { transform: rotate(45deg); }
.dw-faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
}
.dw-faq__item.is-open .dw-faq__answer { max-height: 400px; }
.dw-faq__answer p { padding-bottom: 22px; color: var(--dw-ink-soft); font-size: 15px; margin-bottom: 0; }

/* ---------- Lead form ---------- */
.dw-form-section { background: var(--dw-teal-050); }
.dw-lead-form {
    margin-top: 32px;
    background: var(--dw-white);
    border-radius: var(--dw-radius);
    padding: 36px;
    box-shadow: var(--dw-shadow);
}
.dw-form__group { margin-bottom: 20px; }
.dw-form__group label { display: block; font-size: 14px; font-weight: 700; color: var(--dw-teal-900); margin-bottom: 8px; }
.dw-form__group input,
.dw-form__group select {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--dw-border);
    border-radius: 8px;
    font-family: var(--dw-font-body);
    font-size: 15px;
    background: var(--dw-cream);
    color: var(--dw-ink);
}
.dw-form__group input:focus,
.dw-form__group select:focus { outline: 2px solid var(--dw-teal-700); outline-offset: 1px; }
.dw-form__microcopy { text-align: center; margin-top: 14px; font-size: 12.5px; color: var(--dw-ink-soft); margin-bottom: 0; }

/* ---------- Footer ---------- */
.dw-footer { background: var(--dw-teal-900); color: rgba(255,255,255,0.85); padding: 72px 0 32px; }
.dw-footer__guarantee { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.dw-footer__badge { font-size: 34px; }
.dw-footer__guarantee h3 { color: var(--dw-white); font-size: 21px; }
.dw-footer__guarantee p { color: rgba(255,255,255,0.75); margin-bottom: 0; }
.dw-footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-bottom: 48px; }
.dw-footer__col h4 { color: var(--dw-gold-light); font-size: 14px; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; }
.dw-footer__col p { font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 0; }
.dw-footer__col a { color: var(--dw-gold-light); text-decoration: none; }
.dw-footer__closing { text-align: center; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.12); }
.dw-footer__closing-text { max-width: 680px; margin: 0 auto 24px; font-size: 15.5px; color: rgba(255,255,255,0.85); }
.dw-footer__copy { margin-top: 24px; font-size: 12.5px; color: rgba(255,255,255,0.5); }

/* ---------- Sticky mobile CTA ---------- */
.dw-sticky-cta {
    position: fixed;
    left: 16px; right: 16px; bottom: 16px;
    background: linear-gradient(135deg, var(--dw-gold-light), var(--dw-gold));
    color: var(--dw-teal-900);
    text-align: center;
    padding: 16px;
    border-radius: 100px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    z-index: 999;
    display: none;
    transform: translateY(120%);
    transition: transform 0.3s ease;
}
.dw-sticky-cta.is-visible { display: block; transform: translateY(0); }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 960px) {
    .dw-hero__grid,
    .dw-roundtable__grid,
    .dw-packages__grid,
    .dw-trust__grid { grid-template-columns: 1fr; }
    .dw-hero__visual { order: -1; }
    .dw-pain__grid,
    .dw-features__grid,
    .dw-video__grid,
    .dw-testimoni__grid { grid-template-columns: repeat(2, 1fr); }
    .dw-footer__cols { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .dw-section { padding: 56px 0; }
    .dw-pain__grid,
    .dw-features__grid,
    .dw-video__grid,
    .dw-testimoni__grid { grid-template-columns: 1fr; }
    .dw-announce { font-size: 12px; }
    .dw-hero { padding: 48px 0; }
    .dw-btn--lg { width: 100%; }
}