/* ============================================
   London Botanical Travel Guide — White Page
   Google Ads Compliant / No Branded Content
   ============================================ */

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

:root {
  --color-primary: #2e7d32;
  --color-primary-dark: #1b5e20;
  --color-primary-light: #43a047;
  --color-accent: #d4a843;
  --color-accent-light: #f0d88a;
  --color-bg: #fafaf8;
  --color-bg-alt: #f0ede6;
  --color-bg-dark: #1a1f16;
  --color-text: #2d2d2d;
  --color-text-light: #6b6b6b;
  --color-text-lighter: #999;
  --color-white: #ffffff;
  --color-border: #e0ddd6;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 50px rgba(0,0,0,0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); color: var(--color-text); background: var(--color-bg); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-light); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 32px; border: none; border-radius: var(--radius-sm); font-family: var(--font-body); font-size: 1rem; font-weight: 600; cursor: pointer; transition: all var(--transition); text-decoration: none; }
.btn--primary { background: var(--color-primary); color: var(--color-white); }
.btn--primary:hover { background: var(--color-primary-dark); color: var(--color-white); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--outline { background: transparent; border: 2px solid rgba(255,255,255,0.4); color: var(--color-white); }
.btn--outline:hover { background: rgba(255,255,255,0.1); border-color: var(--color-white); color: var(--color-white); }
.btn--lg { padding: 18px 40px; font-size: 1.1rem; }
.btn--full { width: 100%; }

.section-label { display: inline-block; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--color-primary); background: rgba(46,125,50,0.08); padding: 6px 16px; border-radius: 50px; margin-bottom: 16px; }
.section-label--light { color: var(--color-accent-light); background: rgba(255,255,255,0.1); }
.section-title { font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; color: var(--color-text); line-height: 1.2; margin-bottom: 16px; }
.section-subtitle { font-size: 1.1rem; color: var(--color-text-light); max-width: 680px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 60px; }

/* ========== NAVIGATION ========== */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(255,255,255,0.95); backdrop-filter: blur(20px); border-bottom: 1px solid var(--color-border); transition: all var(--transition); }
.nav--scrolled { box-shadow: var(--shadow-sm); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav__brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--color-text); }
.nav__logo-icon { font-size: 1.8rem; }
.nav__logo-text { font-weight: 700; font-size: 1rem; line-height: 1.2; color: var(--color-primary-dark); }
.nav__logo-text small { font-weight: 400; font-size: 0.75rem; color: var(--color-text-light); text-transform: uppercase; letter-spacing: 1px; }
.nav__links { display: flex; align-items: center; gap: 32px; }
.nav__link { font-size: 0.9rem; font-weight: 500; color: var(--color-text-light); transition: color var(--transition); text-decoration: none; }
.nav__link:hover { color: var(--color-primary); }
.nav__link--cta { background: var(--color-primary); color: var(--color-white) !important; padding: 10px 24px; border-radius: var(--radius-sm); }
.nav__link--cta:hover { background: var(--color-primary-dark); color: var(--color-white) !important; }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--color-text); border-radius: 2px; transition: all var(--transition); }

/* ========== HERO ========== */
.hero { position: relative; min-height: 85vh; display: flex; align-items: center; overflow: hidden; margin-top: 72px; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,30,20,0.85) 0%, rgba(27,94,32,0.55) 50%, rgba(15,30,20,0.7) 100%); z-index: 1; }
.hero__content { position: relative; z-index: 2; padding: 80px 0; max-width: 720px; }
.hero__tag { display: inline-block; background: rgba(255,255,255,0.12); color: var(--color-accent-light); padding: 8px 18px; border-radius: 50px; font-size: 0.85rem; font-weight: 500; margin-bottom: 24px; backdrop-filter: blur(10px); }
.hero__title { font-family: var(--font-heading); font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800; color: var(--color-white); line-height: 1.15; margin-bottom: 20px; }
.hero__title span { display: block; color: var(--color-accent-light); }
.hero__subtitle { font-size: 1.15rem; color: rgba(255,255,255,0.85); line-height: 1.7; margin-bottom: 28px; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 32px; }
.hero__meta-item { font-size: 0.85rem; color: rgba(255,255,255,0.7); font-weight: 500; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ========== INTRO ========== */
.intro { padding: 100px 0; background: var(--color-white); }
.intro__grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 60px; align-items: center; }
.intro__text .section-title { text-align: left; }
.intro__text p { color: var(--color-text-light); margin-bottom: 16px; font-size: 1.05rem; }
.intro__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat-card { background: var(--color-bg-alt); border-radius: var(--radius-md); padding: 28px 20px; text-align: center; transition: all var(--transition); }
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-card__number { display: block; font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--color-primary); margin-bottom: 4px; }
.stat-card__label { font-size: 0.82rem; color: var(--color-text-light); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }

/* ========== ARTICLES ========== */
.articles { padding: 100px 0; background: var(--color-bg); }
.article-card { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 40px; box-shadow: var(--shadow-sm); transition: all var(--transition); border: 1px solid var(--color-border); }
.article-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.article-card--reverse { grid-template-columns: 1.3fr 1fr; }
.article-card--reverse .article-card__image { order: 2; }
.article-card--reverse .article-card__body { order: 1; }
.article-card__image { position: relative; min-height: 320px; overflow: hidden; }
.article-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
.article-card:hover .article-card__image img { transform: scale(1.05); }
.article-card__category { position: absolute; top: 20px; left: 20px; background: var(--color-primary); color: var(--color-white); padding: 6px 16px; border-radius: 50px; font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.article-card__body { padding: 36px 36px 36px 0; display: flex; flex-direction: column; }
.article-card--reverse .article-card__body { padding: 36px 0 36px 36px; }
.article-card__meta { display: flex; gap: 16px; font-size: 0.82rem; color: var(--color-text-lighter); margin-bottom: 12px; }
.article-card__title { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; color: var(--color-text); margin-bottom: 12px; line-height: 1.3; }
.article-card__excerpt { color: var(--color-text-light); font-size: 0.98rem; margin-bottom: 16px; line-height: 1.7; }
.article-card__content { display: none; margin-bottom: 16px; }
.article-card__content.is-visible { display: block; animation: fadeIn 0.4s ease; }
.article-card__content p { color: var(--color-text-light); font-size: 0.95rem; margin-bottom: 14px; line-height: 1.75; }
.article-card__content p strong { color: var(--color-text); }
.article-card__toggle { background: none; border: none; color: var(--color-primary); font-weight: 600; font-size: 0.92rem; cursor: pointer; padding: 0; text-align: left; transition: color var(--transition); margin-top: auto; font-family: var(--font-body); }
.article-card__toggle:hover { color: var(--color-primary-dark); }

/* ========== VISITOR TIPS ========== */
.tips-section { padding: 100px 0; background: var(--color-white); }
.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tip-card { background: var(--color-bg); border-radius: var(--radius-md); padding: 32px 28px; border: 1px solid var(--color-border); transition: all var(--transition); }
.tip-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.tip-card__icon { font-size: 2rem; margin-bottom: 16px; }
.tip-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; color: var(--color-text); }
.tip-card__text { font-size: 0.92rem; color: var(--color-text-light); line-height: 1.7; }

/* ========== SEASONAL GUIDE ========== */
.seasonal { padding: 100px 0; background: var(--color-bg); }
.seasonal-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.season-card { background: var(--color-white); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-border); transition: all var(--transition); }
.season-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.season-card__header { padding: 28px 24px; text-align: center; }
.season-card--spring .season-card__header { background: linear-gradient(135deg, #e8f5e9, #c8e6c9); }
.season-card--summer .season-card__header { background: linear-gradient(135deg, #fff3e0, #ffe0b2); }
.season-card--autumn .season-card__header { background: linear-gradient(135deg, #fbe9e7, #ffccbc); }
.season-card--winter .season-card__header { background: linear-gradient(135deg, #e3f2fd, #bbdefb); }
.season-card__icon { font-size: 2.5rem; display: block; margin-bottom: 10px; }
.season-card__title { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; color: var(--color-text); margin-bottom: 4px; }
.season-card__months { font-size: 0.82rem; color: var(--color-text-light); font-weight: 500; }
.season-card__list { padding: 24px; list-style: none; }
.season-card__list li { padding: 10px 0; font-size: 0.9rem; color: var(--color-text-light); border-bottom: 1px solid var(--color-border); padding-left: 20px; position: relative; }
.season-card__list li:last-child { border-bottom: none; }
.season-card__list li::before { content: '✓'; position: absolute; left: 0; color: var(--color-primary); font-weight: 700; font-size: 0.8rem; }

/* ========== NEWSLETTER / LEAD FORM ========== */
.newsletter { padding: 100px 0; background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%); }
.newsletter__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.newsletter__title { font-family: var(--font-heading); font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; color: var(--color-white); margin-bottom: 16px; line-height: 1.2; }
.newsletter__text { color: rgba(255,255,255,0.8); font-size: 1.05rem; margin-bottom: 24px; line-height: 1.7; }
.newsletter__benefits { list-style: none; }
.newsletter__benefits li { color: rgba(255,255,255,0.85); padding: 8px 0; font-size: 0.95rem; }

.lead-form { background: var(--color-white); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-xl); }
.lead-form__title { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; color: var(--color-text); margin-bottom: 24px; text-align: center; }
.lead-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.lead-form__group { margin-bottom: 18px; }
.lead-form__label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--color-text); margin-bottom: 6px; }
.lead-form__input, .lead-form__select { width: 100%; padding: 14px 16px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm); font-family: var(--font-body); font-size: 0.95rem; color: var(--color-text); background: var(--color-bg); transition: all var(--transition); outline: none; }
.lead-form__input:focus, .lead-form__select:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(46,125,50,0.1); }
.lead-form__input::placeholder { color: var(--color-text-lighter); }
.lead-form__consent { margin: 20px 0; }
.lead-form__checkbox-label { display: flex; align-items: flex-start; gap: 10px; font-size: 0.82rem; color: var(--color-text-light); cursor: pointer; line-height: 1.5; }
.lead-form__checkbox-label input[type="checkbox"] { margin-top: 3px; flex-shrink: 0; width: 18px; height: 18px; accent-color: var(--color-primary); }
.lead-form__checkbox-label a { color: var(--color-primary); text-decoration: underline; }
.lead-form__note { text-align: center; font-size: 0.8rem; color: var(--color-text-lighter); margin-top: 14px; }
.lead-form__success { background: var(--color-white); border-radius: var(--radius-lg); padding: 60px 40px; text-align: center; box-shadow: var(--shadow-xl); }
.lead-form__success-icon { font-size: 3.5rem; margin-bottom: 16px; }
.lead-form__success h3 { font-family: var(--font-heading); font-size: 1.6rem; color: var(--color-primary); margin-bottom: 12px; }
.lead-form__success p { color: var(--color-text-light); font-size: 1rem; }

/* ========== FAQ ========== */
.faq { padding: 100px 0; background: var(--color-white); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item__question { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 22px 0; background: none; border: none; cursor: pointer; font-family: var(--font-body); font-size: 1.05rem; font-weight: 600; color: var(--color-text); text-align: left; transition: color var(--transition); }
.faq-item__question:hover { color: var(--color-primary); }
.faq-item__icon { font-size: 1.4rem; font-weight: 300; color: var(--color-primary); transition: transform var(--transition); flex-shrink: 0; width: 28px; text-align: center; }
.faq-item.is-open .faq-item__icon { transform: rotate(45deg); }
.faq-item__answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; }
.faq-item.is-open .faq-item__answer { max-height: 300px; padding-bottom: 22px; }
.faq-item__answer p { color: var(--color-text-light); font-size: 0.95rem; line-height: 1.7; }

/* ========== FOOTER ========== */
.footer { background: var(--color-bg-dark); padding: 80px 0 40px; color: rgba(255,255,255,0.7); }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 50px; }
.footer__logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; color: var(--color-white); margin-bottom: 16px; }
.footer__desc { font-size: 0.9rem; line-height: 1.7; }
.footer__title { font-size: 0.95rem; font-weight: 700; color: var(--color-white); margin-bottom: 18px; text-transform: uppercase; letter-spacing: 1px; }
.footer__links { list-style: none; }
.footer__links li { margin-bottom: 10px; }
.footer__links a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: color var(--transition); }
.footer__links a:hover { color: var(--color-white); }
.footer__note { font-size: 0.82rem; line-height: 1.6; color: rgba(255,255,255,0.5); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; text-align: center; }
.footer__bottom p { font-size: 0.85rem; color: rgba(255,255,255,0.4); margin-bottom: 6px; }
.footer__disclaimer { font-size: 0.78rem; color: rgba(255,255,255,0.3); font-style: italic; }

/* ========== ANIMATIONS ========== */
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.animate-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.animate-in.is-visible { opacity: 1; transform: translateY(0); }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .intro__grid { grid-template-columns: 1fr; gap: 40px; }
  .intro__stats { grid-template-columns: repeat(4, 1fr); }
  .article-card, .article-card--reverse { grid-template-columns: 1fr; }
  .article-card--reverse .article-card__image { order: 0; }
  .article-card--reverse .article-card__body { order: 0; }
  .article-card__body { padding: 28px !important; }
  .article-card__image { min-height: 240px; }
  .seasonal-grid { grid-template-columns: repeat(2, 1fr); }
  .newsletter__inner { grid-template-columns: 1fr; gap: 40px; }
  .footer__grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
}

@media (max-width: 768px) {
  .nav__links { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--color-white); flex-direction: column; padding: 20px 24px; border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md); gap: 16px; }
  .nav__links.is-open { display: flex; }
  .nav__toggle { display: flex; }
  .nav__link--cta { text-align: center; width: 100%; display: block; }
  .hero { min-height: 75vh; }
  .hero__title { font-size: clamp(1.8rem, 6vw, 2.6rem); }
  .hero__meta { gap: 12px; }
  .intro__stats { grid-template-columns: repeat(2, 1fr); }
  .tips-grid { grid-template-columns: 1fr; }
  .seasonal-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .faq-item__question { font-size: 0.95rem; }
  .lead-form { padding: 28px 24px; }
  .lead-form__row { grid-template-columns: 1fr; }
  .section-title { font-size: clamp(1.6rem, 5vw, 2.4rem); }
  .articles, .tips-section, .seasonal, .newsletter, .faq, .intro { padding: 60px 0; }
}

@media (max-width: 480px) {
  .hero__meta { flex-direction: column; gap: 6px; }
  .hero__actions { flex-direction: column; }
  .intro__stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 20px 16px; }
  .stat-card__number { font-size: 1.6rem; }
}