/* ═══════════════════════════════════════════════════════
   SNEHVEDA — Premium Ayurvedic Article Website
   Design System & Global Styles
   ═══════════════════════════════════════════════════════ */

@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,800;1,400;1,600&family=Inter:wght@300;400;500;600;700&display=swap");

:root {
  --green-darkest: #0d2016;
  --green-dark:    #1a3a2a;
  --green-mid:     #2d5a3d;
  --green-light:   #3d7a52;
  --gold:          #c9a84c;
  --gold-light:    #e6c76b;
  --gold-muted:    #a88a3a;
  --cream:         #fdf8f0;
  --cream-dark:    #f5ede0;
  --white:         #ffffff;
  --text-dark:     #1c1c1c;
  --text-muted:    #5a5a5a;
  --text-light:    #8a8a8a;
  --border:        rgba(201,168,76,0.2);
  --grad-hero:    linear-gradient(135deg, #0d2016 0%, #1a3a2a 50%, #2d5a3d 100%);
  --grad-card-1:  linear-gradient(145deg, #1a3a2a 0%, #2d5a3d 40%, #3d7a52 100%);
  --grad-card-2:  linear-gradient(145deg, #3d2a0d 0%, #5a3d1a 40%, #7a5228 100%);
  --grad-gold:    linear-gradient(135deg, #c9a84c 0%, #e6c76b 100%);
  --shadow-sm:    0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:    0 8px 24px rgba(0,0,0,0.12);
  --shadow-lg:    0 20px 48px rgba(0,0,0,0.18);
  --shadow-gold:  0 4px 20px rgba(201,168,76,0.25);
  --radius-lg:    24px;
  --transition:   0.3s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Inter",sans-serif;background:var(--cream);color:var(--text-dark);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}

/* NAVBAR */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 5%;height:72px;display:flex;align-items:center;justify-content:space-between;background:rgba(13,32,22,0.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);transition:var(--transition)}
.navbar.scrolled{background:rgba(13,32,22,0.98);box-shadow:var(--shadow-md)}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo-icon{width:36px;height:36px;background:var(--grad-gold);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px}
.nav-logo-name{font-family:"Playfair Display",serif;font-size:1.35rem;font-weight:700;color:var(--white)}
.nav-logo-name span{color:var(--gold)}
.nav-tagline{font-size:0.68rem;color:rgba(255,255,255,0.45);letter-spacing:0.05em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{font-size:0.85rem;font-weight:500;color:rgba(255,255,255,0.7);transition:color var(--transition);position:relative}
.nav-links a::after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--gold);border-radius:2px;transition:width var(--transition)}
.nav-links a:hover{color:var(--gold)}
.nav-links a:hover::after{width:100%}
.nav-badge{background:var(--grad-gold);color:var(--green-darkest);font-size:0.72rem;font-weight:700;padding:6px 16px;border-radius:20px;letter-spacing:0.04em;text-transform:uppercase}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:var(--grad-hero);z-index:0}
.hero-bg-img{position:absolute;inset:0;background-image:url("assets/hero-banner.jpg");background-size:cover;background-position:center 40%;z-index:1;opacity:0.5}
.hero-bg-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(13,32,22,0.3) 0%,rgba(13,32,22,0.88) 100%);z-index:2}
.hero-content{position:relative;z-index:10;max-width:1200px;margin:0 auto;padding:130px 5% 80px;width:100%}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(201,168,76,0.12);border:1px solid rgba(201,168,76,0.35);padding:6px 16px;border-radius:20px;font-size:0.75rem;font-weight:600;color:var(--gold-light);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:22px;animation:fadeInUp 0.8s ease both}
.eyebrow-dot{width:6px;height:6px;background:var(--gold);border-radius:50%;animation:pulse 2s infinite}
.hero-title{font-family:"Playfair Display",serif;font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800;color:var(--white);line-height:1.2;margin-bottom:18px;animation:fadeInUp 0.8s ease 0.1s both}
.hero-title em{font-style:italic;color:var(--gold-light)}
.hero-subtitle{font-size:1.05rem;color:rgba(255,255,255,0.7);max-width:520px;margin-bottom:36px;line-height:1.75;animation:fadeInUp 0.8s ease 0.2s both}
.hero-cta-group{display:flex;align-items:center;gap:16px;flex-wrap:wrap;animation:fadeInUp 0.8s ease 0.3s both}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--grad-gold);color:var(--green-darkest);font-size:0.88rem;font-weight:700;padding:14px 28px;border-radius:8px;transition:var(--transition);box-shadow:var(--shadow-gold)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(201,168,76,0.4)}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;background:transparent;color:rgba(255,255,255,0.8);font-size:0.88rem;font-weight:500;padding:14px 24px;border-radius:8px;border:1px solid rgba(255,255,255,0.2);transition:var(--transition)}
.btn-secondary:hover{border-color:var(--gold);color:var(--gold);background:rgba(201,168,76,0.06)}
.hero-stats{display:flex;align-items:center;gap:36px;margin-top:56px;padding-top:36px;border-top:1px solid rgba(255,255,255,0.1);animation:fadeInUp 0.8s ease 0.4s both;flex-wrap:wrap}
.stat-num{font-family:"Playfair Display",serif;font-size:1.7rem;font-weight:700;color:var(--gold-light);line-height:1}
.stat-label{font-size:0.72rem;color:rgba(255,255,255,0.45);text-transform:uppercase;letter-spacing:0.05em;margin-top:4px}
.stat-divider{width:1px;height:36px;background:rgba(255,255,255,0.12)}
.scroll-indicator{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:10;display:flex;flex-direction:column;align-items:center;gap:6px;animation:fadeInUp 0.8s ease 0.6s both}
.scroll-indicator span{font-size:0.65rem;color:rgba(255,255,255,0.35);letter-spacing:0.1em;text-transform:uppercase}
.scroll-arrow{width:20px;height:20px;border-right:2px solid rgba(201,168,76,0.5);border-bottom:2px solid rgba(201,168,76,0.5);transform:rotate(45deg);animation:scrollBounce 2s infinite}

/* ARTICLES SECTION */
.articles-section{max-width:1200px;margin:0 auto;padding:80px 5% 100px}
.section-header{text-align:center;margin-bottom:44px}
.section-eyebrow{display:inline-block;font-size:0.72rem;font-weight:700;color:var(--gold-muted);letter-spacing:0.12em;text-transform:uppercase;margin-bottom:10px}
.section-title{font-family:"Playfair Display",serif;font-size:clamp(1.8rem,3vw,2.5rem);font-weight:700;color:var(--green-dark);line-height:1.25;margin-bottom:10px}
.section-subtitle{font-size:0.95rem;color:var(--text-muted);max-width:460px;margin:0 auto;line-height:1.7}

/* FILTER BAR */
.filter-bar{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:44px;flex-wrap:wrap}
.filter-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 20px;border-radius:24px;font-size:0.82rem;font-weight:600;color:var(--text-muted);background:var(--white);border:1px solid var(--border);cursor:pointer;transition:var(--transition);outline:none;font-family:"Inter",sans-serif}
.filter-btn:hover{border-color:var(--gold);color:var(--green-dark);box-shadow:var(--shadow-gold);transform:translateY(-1px)}
.filter-btn.active{background:var(--green-dark);color:var(--gold-light);border-color:var(--green-dark);box-shadow:0 4px 16px rgba(26,58,42,0.25)}
.filter-dot{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:0.6}

/* ARTICLES GRID */
.articles-grid{display:grid;grid-template-columns:1fr;max-width:620px;margin:0 auto;gap:28px}

/* ARTICLE CARD */
.article-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid rgba(0,0,0,0.06);transition:var(--transition);display:flex;flex-direction:column;animation:fadeInUp 0.6s ease both}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(201,168,76,0.2)}
.article-card.hidden{display:none}
.card-visual{position:relative;height:220px;overflow:hidden;flex-shrink:0}
.card-gradient-1{background:var(--grad-card-1)}
.card-gradient-2{background:var(--grad-card-2)}
.card-visual-pattern{position:absolute;inset:0;background-image:radial-gradient(circle at 20% 80%,rgba(201,168,76,0.18) 0%,transparent 55%),radial-gradient(circle at 80% 20%,rgba(255,255,255,0.07) 0%,transparent 50%)}
.card-visual-icon{position:absolute;bottom:20px;right:20px;font-size:4rem;opacity:0.15;transition:var(--transition)}
.article-card:hover .card-visual-icon{opacity:0.25;transform:scale(1.1) rotate(-5deg)}
.card-badge{position:absolute;top:16px;left:16px;background:rgba(255,255,255,0.14);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.22);color:var(--white);font-size:0.68rem;font-weight:700;padding:5px 12px;border-radius:12px;letter-spacing:0.06em;text-transform:uppercase}
.card-read-time{position:absolute;top:16px;right:16px;background:rgba(0,0,0,0.38);backdrop-filter:blur(8px);color:rgba(255,255,255,0.85);font-size:0.68rem;padding:5px 10px;border-radius:10px}
.card-body{padding:22px 24px 20px;flex:1;display:flex;flex-direction:column}
.card-meta{display:flex;align-items:center;gap:6px;margin-bottom:10px}
.card-avatar{width:24px;height:24px;border-radius:50%;background:var(--grad-card-1);display:flex;align-items:center;justify-content:center;font-size:10px;color:var(--white);font-weight:700;flex-shrink:0}
.card-author{font-size:0.74rem;font-weight:600;color:var(--text-muted)}
.card-date{font-size:0.7rem;color:var(--text-light);margin-left:auto}
.card-title{font-family:"Playfair Display",serif;font-size:1.12rem;font-weight:700;color:var(--text-dark);line-height:1.42;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--transition)}
.article-card:hover .card-title{color:var(--green-dark)}
.card-excerpt{font-size:0.83rem;color:var(--text-muted);line-height:1.65;margin-bottom:18px;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-footer{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid rgba(0,0,0,0.06)}
.card-tags{display:flex;gap:6px;flex-wrap:wrap}
.card-tag{font-size:0.64rem;font-weight:600;padding:3px 10px;border-radius:8px;background:#f0efe8;color:var(--green-mid);letter-spacing:0.02em}
.card-cta{display:inline-flex;align-items:center;gap:5px;font-size:0.8rem;font-weight:700;color:var(--green-dark);transition:var(--transition);white-space:nowrap}
.card-cta:hover{color:var(--gold-muted)}
.card-cta:hover .cta-arrow{transform:translateX(4px)}
.cta-arrow{transition:transform var(--transition)}

/* DIVIDER */
.decorative-divider{display:flex;align-items:center;gap:16px;max-width:1200px;margin:0 auto;padding:0 5%}
.divider-line{flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--border),transparent)}
.divider-icon{font-size:1.1rem;color:var(--gold);opacity:0.55}

/* FOOTER */
footer{background:var(--green-darkest);border-top:1px solid rgba(201,168,76,0.15);padding:48px 5% 32px}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px}
.footer-logo{font-family:"Playfair Display",serif;font-size:1.5rem;font-weight:700;color:var(--white)}
.footer-logo span{color:var(--gold)}
.footer-tagline{font-size:0.8rem;color:rgba(255,255,255,0.38);letter-spacing:0.05em;font-style:italic}
.footer-line{width:48px;height:1px;background:rgba(201,168,76,0.3)}
.footer-disclaimer{font-size:0.7rem;color:rgba(255,255,255,0.28);max-width:480px;line-height:1.6}
.footer-copy{font-size:0.7rem;color:rgba(255,255,255,0.18);border-top:1px solid rgba(255,255,255,0.07);padding-top:18px;width:100%;text-align:center}

/* ANIMATIONS */
@keyframes fadeInUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(0.7)}}
@keyframes scrollBounce{0%,100%{transform:rotate(45deg) translateY(0)}50%{transform:rotate(45deg) translateY(5px)}}
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease,transform 0.6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:900px){.articles-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}}
@media(max-width:680px){.nav-links{display:none}.hero-stats{gap:20px}.stat-divider{display:none}.card-visual{height:180px}}
@media(max-width:480px){.hero-cta-group{flex-direction:column;align-items:flex-start}.filter-bar{gap:8px}}