html.light-theme {
  --bg-dark: #fff1f2; --bg-card: #ffffff; --text-main: #881337; --text-sub: #be123c;
  --primary-color: #e11d48; --primary-hover: #be123c; --border-color: #fecdd3;
  --placeholder-bg: rgba(225, 29, 72, 0.05); --placeholder-border: rgba(225, 29, 72, 0.25);
  --shadow: 0 10px 25px rgba(0,0,0,0.05);
}
html.dark-theme {
  --bg-dark: #140718; --bg-card: #240f2b; --text-main: #fff1f2; --text-sub: #fda4af;
  --primary-color: #f43f5e; --primary-hover: #e11d48; --border-color: #3d1a47;
  --placeholder-bg: rgba(244, 63, 94, 0.08); --placeholder-border: rgba(244, 63, 94, 0.35);
  --shadow: 0 10px 30px rgba(0,0,0,0.5);
}
:root { --font-family: 'Plus Jakarta Sans', sans-serif; --radius-sm: 8px; --radius-md: 14px; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-family); background-color: var(--bg-dark); color: var(--text-main); line-height: 1.6; transition: background-color 0.3s ease; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }
.wireframe-image-placeholder { width: 100%; height: 100%; min-height: 160px; background: var(--placeholder-bg); border: 2px dashed var(--placeholder-border); border-radius: var(--radius-md); display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--primary-color); gap: 0.5rem; font-weight: 700; font-size: 0.85rem; padding: 1rem; }
.theme-toggle-pill { background: none; border: none; cursor: pointer; padding: 0; display: inline-flex; align-items: center; }
.pill-track { width: 56px; height: 28px; background: var(--border-color); border-radius: 20px; position: relative; display: flex; align-items: center; justify-content: space-between; padding: 0 6px; }
.pill-indicator { position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; background: var(--primary-color); border-radius: 50%; transition: transform 0.3s ease; }
html.dark-theme .pill-indicator { transform: translateX(28px); }
.pill-icon { font-size: 0.75rem; z-index: 2; color: #fff; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.7rem 1.4rem; border-radius: 30px; font-weight: 800; font-size: 0.85rem; cursor: pointer; border: none; }
.btn-primary { background: var(--primary-color); color: #fff; }
.btn-outline { border: 1px solid var(--border-color); color: var(--text-main); background: var(--bg-card); }
.btn-lg { padding: 0.9rem 1.8rem; font-size: 0.95rem; }
.btn-block { width: 100%; border-radius: var(--radius-sm); }
.header { background: var(--bg-card); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; padding: 1.1rem 0; box-shadow: var(--shadow); }
.header-container { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 0.6rem; font-weight: 800; font-size: 1.15rem; color: var(--text-main); }
.logo-icon { width: 36px; height: 36px; background: var(--primary-color); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: #fff; }
.nav { display: flex; gap: 2rem; }
.nav-link { font-size: 0.85rem; font-weight: 700; color: var(--text-sub); }
.hero-section { padding: 5rem 0; }
.hero-container { max-width: 850px; margin: 0 auto; }
.pill-badge { display: inline-flex; align-items: center; gap: 0.4rem; background: rgba(244, 63, 94, 0.1); color: var(--primary-color); border: 1px solid rgba(244, 63, 94, 0.25); padding: 0.35rem 0.9rem; border-radius: 20px; font-size: 0.75rem; font-weight: 800; margin-bottom: 1.25rem; }
.headline { font-size: 3rem; font-weight: 800; line-height: 1.2; margin-bottom: 1.25rem; }
.subtitle { color: var(--text-sub); font-size: 1.1rem; margin-bottom: 2.5rem; }
.services-section { padding: 4.5rem 0; background: var(--bg-card); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.section-title { font-size: 1.8rem; font-weight: 800; margin-bottom: 2rem; }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.service-card { background: var(--bg-dark); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.booking-section { padding: 4.5rem 0; }
.booking-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.booking-desc { color: var(--text-sub); margin-bottom: 2rem; }
.booking-form-box { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 2rem; box-shadow: var(--shadow); }
.coach-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 700; margin-bottom: 0.35rem; }
.form-input { width: 100%; padding: 0.85rem 1rem; background: var(--bg-dark); border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text-main); font-family: inherit; font-size: 0.9rem; }
.form-feedback { margin-top: 1rem; color: #16a34a; font-size: 0.85rem; font-weight: 700; }
.form-feedback.hidden { display: none; }
.footer { background: var(--bg-card); border-top: 1px solid var(--border-color); padding: 2rem 0; color: var(--text-sub); font-size: 0.85rem; }
@media (max-width: 900px) { .services-grid, .booking-grid { grid-template-columns: 1fr; } .headline { font-size: 2.2rem; } .nav { display: none; } }