/* ===== VARIABLES ===== */
:root {
  --color-blue:    #1A73E8;
  --color-green:   #07e828;
  --color-red:     #c26565;
  --color-dark:    #292e30;
  --color-white:   #ffffff;
  --color-light:   #f5f7fa;
  --color-bg-dark: #1c2022;
  --font-head:     'Montserrat', sans-serif;
  --font-body:     'Roboto', serif;
  --radius:        10px;
  --shadow:        0 4px 24px rgba(0,0,0,0.10);
  --transition:    0.3s ease;
  --max-width:     1100px;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); color: var(--color-dark); background: #fff; line-height: 1.7; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
ol { padding-left: 1.5rem; }

/* ===== CONTAINER ===== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== NAVBAR ===== */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: #fff; border-bottom: 1px solid #e8eaed;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.navbar__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.navbar__logo img { height: 48px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block; font-family: var(--font-head); font-weight: 700;
  border-radius: 50px; cursor: pointer; border: none; transition: var(--transition);
  text-align: center; letter-spacing: 0.3px;
}
.btn--primary {
  background: var(--color-blue); color: #fff;
  padding: 14px 36px; font-size: 1rem;
}
.btn--primary:hover { background: #1558c0; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(26,115,232,0.35); }
.btn--small { padding: 10px 22px; font-size: 0.9rem; }
.btn--large { padding: 18px 48px; font-size: 1.15rem; }
.btn--white {
  background: #fff; color: var(--color-blue);
  padding: 18px 48px; font-size: 1.15rem;
}
.btn--white:hover { background: #e8f0fe; transform: translateY(-2px); }

/* ===== SECTION BASE ===== */
.section { padding: 80px 0; }
.section--white  { background: #fff; }
.section--light  { background: var(--color-light); }
.section--dark   { background: var(--color-bg-dark); }
.section--blue   { background: var(--color-blue); }

.section__title {
  font-family: var(--font-head); font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.25; margin-bottom: 16px; text-align: center;
}
.section__subtitle {
  font-size: 1.15rem; text-align: center;
  margin-bottom: 48px; opacity: 0.88;
}
.subsection__title {
  font-family: var(--font-head); font-weight: 700;
  font-size: 1.25rem; margin: 32px 0 16px;
}

/* ===== COLOR HELPERS ===== */
.title--blue  { color: var(--color-blue); }
.title--green { color: #1aaf37; }
.title--red   { color: var(--color-red); }
.title--white { color: #fff; }
.highlight    { color: var(--color-blue); }
.italic--green { color: var(--color-green); font-style: italic; font-weight: 700; font-size: 1.3rem; text-align: center; display: block; margin-bottom: 40px; }
.center-text  { text-align: center; }
.underline    { text-decoration: underline; }

/* ===== BENEFITS LIST ===== */
.benefits-list { margin: 24px auto; max-width: 780px; padding: 0; }
.benefits-list li {
  padding: 12px 16px 12px 0; font-size: 1rem;
  border-bottom: 1px solid #e8eaed; display: flex; gap: 10px; align-items: flex-start;
}
.benefits-list li:last-child { border-bottom: none; }

/* ===== NUMBERED LIST ===== */
.numbered-list { max-width: 780px; margin: 24px auto; }
.numbered-list li { padding: 10px 0; font-size: 1rem; }

/* ===== INTRO TEXT ===== */
.intro-text { max-width: 820px; margin: 0 auto 40px; font-size: 1rem; }
.intro-text p { margin-bottom: 16px; }

/* ===== CARD GRID ===== */
.problem-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px; margin: 40px 0;
}
.card--dark {
  background: #2e3436; color: #fff; border-radius: var(--radius);
  padding: 28px 24px; font-size: 1rem; line-height: 1.6;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}
.highlight-quote {
  font-size: 1.2rem; margin-top: 32px; color: #fff;
  background: rgba(255,255,255,0.08); padding: 18px 24px;
  border-radius: var(--radius); border-left: 4px solid var(--color-green);
}

/* ===== VERSUS ===== */
.versus-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 40px;
}
.versus-card { border-radius: var(--radius); padding: 32px; }
.versus-card h3 { font-family: var(--font-head); font-size: 1.2rem; margin-bottom: 18px; }
.versus-card ul { padding-left: 1rem; list-style: disc; }
.versus-card ul li { padding: 6px 0; font-size: 0.97rem; }
.versus-card--red   { background: #fdf0f0; border: 2px solid #e57373; }
.versus-card--green { background: #f0fdf4; border: 2px solid #4caf50; }
.versus-card--red h3   { color: #c62828; }
.versus-card--green h3 { color: #2e7d32; }

/* ===== FAQ ===== */
.faq-list { max-width: 820px; margin: 40px auto 0; }
.faq-item { border-bottom: 1px solid #e8eaed; }
.faq-question {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 22px 16px; font-size: 1.05rem; font-weight: 700; font-family: var(--font-head);
  color: var(--color-dark); display: flex; justify-content: space-between; align-items: center;
  transition: color var(--transition);
}
.faq-question::after { content: '＋'; font-size: 1.4rem; flex-shrink: 0; margin-left: 12px; }
.faq-question.open   { color: var(--color-blue); }
.faq-question.open::after { content: '－'; }
.faq-answer { display: none; padding: 0 16px 22px; font-size: 0.97rem; line-height: 1.75; }
.faq-answer p { margin-bottom: 10px; }
.faq-answer.active { display: block; }

/* ===== CONTACT FORM ===== */
.contact-form { max-width: 760px; margin: 40px auto 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { display: flex; flex-direction: column; }
.form-group--full { margin-bottom: 20px; }
label { font-weight: 600; margin-bottom: 6px; color: #fff; font-size: 0.93rem; }
input, textarea, select {
  padding: 12px 16px; border: 2px solid rgba(255,255,255,0.4);
  border-radius: var(--radius); font-size: 1rem; font-family: var(--font-body);
  background: rgba(255,255,255,0.12); color: #fff; outline: none;
  transition: border-color var(--transition);
}
input::placeholder, textarea::placeholder { color: rgba(255,255,255,0.55); }
input:focus, textarea:focus { border-color: #fff; background: rgba(255,255,255,0.18); }
.form-submit { margin-top: 12px; }
.form-note { font-size: 0.82rem; color: rgba(255,255,255,0.7); margin-top: 12px; }
.form-success {
  background: #e8f5e9; color: #2e7d32; border-radius: var(--radius);
  padding: 20px; text-align: center; font-weight: 600; margin-top: 20px;
}
.hidden { display: none !important; }

/* ===== CONTACT INFO ===== */
.contact-info { font-size: 1.25rem; margin: 12px 0; }
.contact-info a { color: var(--color-blue); text-decoration: underline; }

/* ===== FOOTER ===== */
.footer { background: var(--color-bg-dark); color: rgba(255,255,255,0.75); padding: 48px 0; }
.footer p { margin: 6px 0; font-size: 0.9rem; }
.footer img { margin: 0 auto 16px; }