/* ============================================================
   EMAILTOOLS.io — MASTER STYLESHEET
   Editorial-Organic | Warm neutrals + Sage accents
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;0,800;1,600;1,700&family=Source+Sans+3:wght@300;400;500;600&display=swap');

:root {
  --clr-cream:       #f7f4ef;
  --clr-cream-dark:  #ede9e1;
  --clr-sand:        #d9d2c4;
  --clr-ink:         #2c2825;
  --clr-ink-soft:    #5a544c;
  --clr-ink-muted:   #8a847c;
  --clr-sage:        #5a7a5e;
  --clr-sage-light:  #7a9a7e;
  --clr-sage-pale:   #eef3ee;
  --clr-rose:        #c97b6a;
  --clr-rose-pale:   #f5e8e5;
  --clr-white:       #ffffff;
  --clr-shadow:      rgba(44,40,37,.09);
  --font-head:       'Playfair Display', Georgia, serif;
  --font-body:       'Source Sans 3', system-ui, sans-serif;
  --radius:          10px;
  --radius-lg:       18px;
  --max-w:           720px;
  --max-w-wide:      1060px;
  --transition:      .28s cubic-bezier(.4,0,.2,1);
}

/* ─── RESET ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);font-weight:400;font-size:17px;
  line-height:1.7;color:var(--clr-ink);background:var(--clr-cream);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--clr-sage);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--clr-sage-light)}
ul{list-style:none}

/* ─── GRAIN ─── */
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:999;opacity:.03;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ─── HEADER ─── */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,244,239,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--clr-sand);
}
.header-inner{
  max-width:var(--max-w-wide);margin:0 auto;
  padding:.95rem 1.5rem;display:flex;align-items:center;
  justify-content:space-between;gap:1.5rem;
}
.logo{
  font-family:var(--font-head);font-weight:700;font-size:1.2rem;
  color:var(--clr-ink);white-space:nowrap;letter-spacing:-.02em;text-decoration:none;
}
.logo span{color:var(--clr-sage)}

.nav-toggle{
  display:none;flex-direction:column;gap:5px;
  background:none;border:none;cursor:pointer;padding:.4rem;width:28px;
}
.nav-toggle span{display:block;height:2px;background:var(--clr-ink);border-radius:2px;transition:.3s}

nav ul{display:flex;gap:1.8rem;align-items:center}
nav a{
  color:var(--clr-ink-soft);font-weight:500;font-size:.9rem;
  letter-spacing:.04em;text-transform:uppercase;position:relative;padding-bottom:3px;
}
nav a::after{
  content:'';position:absolute;bottom:0;left:0;
  width:0;height:2px;background:var(--clr-sage);border-radius:1px;
  transition:width var(--transition);
}
nav a:hover,nav a.active{color:var(--clr-sage)}
nav a:hover::after,nav a.active::after{width:100%}

/* ─── HERO ─── */
.hero{position:relative;padding:5.5rem 1.5rem 4.5rem;text-align:center;overflow:hidden}
.hero::before{
  content:'';position:absolute;top:-130px;right:-90px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,var(--clr-sage-pale) 0%,transparent 68%);pointer-events:none;
}
.hero::after{
  content:'';position:absolute;bottom:-100px;left:-60px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,var(--clr-rose-pale) 0%,transparent 68%);pointer-events:none;
}
.hero-inner{position:relative;max-width:var(--max-w);margin:0 auto}
.hero-badge{
  display:inline-block;background:var(--clr-sage-pale);color:var(--clr-sage);
  font-size:.78rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  padding:.34rem 1rem;border-radius:20px;margin-bottom:1.3rem;
}
.hero h1{
  font-family:var(--font-head);font-size:clamp(2.5rem,5.8vw,3.8rem);
  font-weight:800;line-height:1.12;letter-spacing:-.03em;
  color:var(--clr-ink);margin-bottom:1.2rem;
}
.hero h1 em{font-style:italic;color:var(--clr-sage)}
.hero-sub{
  font-size:1.08rem;color:var(--clr-ink-soft);max-width:530px;
  margin:0 auto 2.2rem;font-weight:300;line-height:1.78;
}

/* ─── BUTTONS ─── */
.btn{
  display:inline-block;font-family:var(--font-body);font-weight:600;
  font-size:.88rem;letter-spacing:.05em;text-transform:uppercase;
  padding:.8rem 1.85rem;border-radius:8px;border:none;cursor:pointer;
  transition:transform var(--transition),box-shadow var(--transition),background var(--transition);
  text-decoration:none;line-height:1;
}
.btn-primary{background:var(--clr-sage);color:#fff;box-shadow:0 3px 14px rgba(90,122,94,.32)}
.btn-primary:hover{background:var(--clr-sage-light);color:#fff;transform:translateY(-2px);box-shadow:0 6px 22px rgba(90,122,94,.26)}
.btn-outline{background:transparent;color:var(--clr-sage);border:2px solid var(--clr-sage)}
.btn-outline:hover{background:var(--clr-sage);color:#fff;transform:translateY(-2px)}
.btn-rose{background:var(--clr-rose);color:#fff;box-shadow:0 3px 14px rgba(201,123,106,.28)}
.btn-rose:hover{background:#d4896e;color:#fff;transform:translateY(-2px);box-shadow:0 6px 22px rgba(201,123,106,.22)}
.btn-sm{padding:.55rem 1.15rem;font-size:.78rem}

/* ─── SECTIONS ─── */
section{padding:4.5rem 1.5rem}
.section-inner{max-width:var(--max-w-wide);margin:0 auto}
.section-label{
  font-size:.75rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--clr-sage);margin-bottom:.6rem;display:flex;align-items:center;gap:.7rem;
}
.section-label::before{content:'';width:26px;height:2px;background:var(--clr-sage);border-radius:1px}
.section-title{
  font-family:var(--font-head);font-size:clamp(1.85rem,3.8vw,2.55rem);
  font-weight:700;letter-spacing:-.02em;line-height:1.24;
  color:var(--clr-ink);margin-bottom:.9rem;
}
.section-sub{font-size:1rem;color:var(--clr-ink-soft);max-width:530px;font-weight:300;line-height:1.72}

/* ─── EXPLAINER ─── */
.explainer{background:#fff;border-top:1px solid var(--clr-sand);border-bottom:1px solid var(--clr-sand)}
.explainer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3.5rem;align-items:start;margin-top:2.6rem}
.explainer-text p{margin-bottom:.95rem;color:var(--clr-ink-soft);line-height:1.85}
.explainer-text p:last-child{margin-bottom:0}
.stat-stack{display:flex;flex-direction:column;gap:.95rem}
.stat-card{
  background:var(--clr-cream);border-radius:var(--radius-lg);
  padding:1.45rem 1.6rem;display:flex;align-items:center;gap:1.2rem;
  transition:transform var(--transition),box-shadow var(--transition);
}
.stat-card:hover{transform:translateY(-3px);box-shadow:0 8px 26px var(--clr-shadow)}
.stat-num{
  font-family:var(--font-head);font-size:1.85rem;font-weight:800;
  color:var(--clr-sage);white-space:nowrap;min-width:86px;text-align:center;
}
.stat-desc{font-size:.88rem;color:var(--clr-ink-soft);font-weight:500;line-height:1.5}

/* ─── TOOL CARDS ─── */
.tools-section{background:var(--clr-cream)}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:2.8rem}
.tool-card{
  background:#fff;border-radius:var(--radius-lg);border:1px solid var(--clr-sand);
  overflow:hidden;transition:transform var(--transition),box-shadow var(--transition);
  display:flex;flex-direction:column;
}
.tool-card:hover{transform:translateY(-4px);box-shadow:0 14px 40px var(--clr-shadow);border-color:transparent}
.tool-card-accent{height:4px}
.accent-sage{background:linear-gradient(90deg,var(--clr-sage),var(--clr-sage-light))}
.accent-rose{background:linear-gradient(90deg,var(--clr-rose),#e09585)}
.accent-gold{background:linear-gradient(90deg,#c4a96a,#d4be8a)}
.accent-teal{background:linear-gradient(90deg,#5a8a8a,#7aaeae)}
.tool-card-body{padding:1.65rem 1.7rem 1.85rem;display:flex;flex-direction:column;flex:1}
.tool-card-tag{
  font-size:.72rem;font-weight:600;letter-spacing:.12em;
  text-transform:uppercase;color:var(--clr-sage);margin-bottom:.45rem;
}
.tool-card h3{
  font-family:var(--font-head);font-size:1.3rem;font-weight:700;
  margin-bottom:.5rem;color:var(--clr-ink);
}
.tool-card p{font-size:.91rem;color:var(--clr-ink-soft);line-height:1.65;flex:1}
.card-link{
  display:inline-flex;align-items:center;gap:.4rem;margin-top:1.15rem;
  font-weight:600;font-size:.85rem;color:var(--clr-sage);
  transition:gap var(--transition);text-decoration:none;
}
.card-link:hover{color:var(--clr-sage-light);gap:.75rem}
.card-link svg{width:15px;height:15px;flex-shrink:0}

/* ─── CTA BLOCK ─── */
.cta-wrap{padding:0 1.5rem 4.5rem}
.cta-block{
  max-width:var(--max-w-wide);margin:0 auto;
  background:var(--clr-ink);border-radius:var(--radius-lg);
  padding:3.6rem 2rem;text-align:center;position:relative;overflow:hidden;
}
.cta-block::before{
  content:'';position:absolute;top:-60px;right:-60px;
  width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(90,122,94,.2) 0%,transparent 68%);pointer-events:none;
}
.cta-block::after{
  content:'';position:absolute;bottom:-45px;left:-45px;
  width:190px;height:190px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,123,106,.16) 0%,transparent 68%);pointer-events:none;
}
.cta-block h2{
  font-family:var(--font-head);font-size:clamp(1.55rem,3vw,2.05rem);
  font-weight:700;color:#fff;margin-bottom:.65rem;position:relative;
}
.cta-block>p{
  color:var(--clr-sand);font-size:.96rem;
  max-width:450px;margin:0 auto 1.7rem;position:relative;line-height:1.72;
}
.cta-block .btn{position:relative}

/* ─── BLOG CARDS ─── */
.blog-section{background:#fff;border-top:1px solid var(--clr-sand);border-bottom:1px solid var(--clr-sand)}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.4rem;margin-top:2.8rem}
.blog-card{
  background:var(--clr-cream);border-radius:var(--radius-lg);overflow:hidden;
  transition:transform var(--transition),box-shadow var(--transition);
  text-decoration:none;color:inherit;display:flex;flex-direction:column;
}
.blog-card:hover{transform:translateY(-3px);box-shadow:0 10px 34px var(--clr-shadow);color:inherit}
.blog-card-img{height:148px;display:flex;align-items:center;justify-content:center;font-size:2.1rem}
.bg-sage  {background:linear-gradient(135deg,#eef3ee,#dce9dd)}
.bg-rose  {background:linear-gradient(135deg,#f5e8e5,#f0dcd8)}
.bg-sand  {background:linear-gradient(135deg,#f0ebe2,#ede9e1)}
.bg-mixed {background:linear-gradient(135deg,#e8ede4,#f5e8e5)}
.bg-light {background:linear-gradient(135deg,#e2eae8,#dce8dd)}
.blog-card-body{padding:1.25rem 1.35rem 1.45rem;flex:1;display:flex;flex-direction:column}
.blog-card-meta{
  font-size:.73rem;font-weight:600;letter-spacing:.1em;
  text-transform:uppercase;color:var(--clr-ink-muted);margin-bottom:.38rem;
}
.blog-card h3{
  font-family:var(--font-head);font-size:1.06rem;font-weight:700;
  line-height:1.38;margin-bottom:.4rem;flex:1;color:var(--clr-ink);
}
.blog-card p{font-size:.84rem;color:var(--clr-ink-soft);line-height:1.6}

/* ─── ARTICLE PAGE ─── */
.article-hero{padding:4rem 1.5rem 2rem;text-align:center;max-width:var(--max-w);margin:0 auto}
.article-hero .section-label{justify-content:center}
.article-hero h1{
  font-family:var(--font-head);font-size:clamp(2rem,4.6vw,2.85rem);
  font-weight:800;letter-spacing:-.025em;line-height:1.2;margin-bottom:.75rem;color:var(--clr-ink);
}
.article-meta{font-size:.79rem;color:var(--clr-ink-muted);font-weight:500}
.article-meta span{margin:0 .32rem}

.article-body{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem 4rem}
.article-body h2{
  font-family:var(--font-head);font-size:1.6rem;font-weight:700;
  margin:2.6rem 0 .72rem;letter-spacing:-.015em;color:var(--clr-ink);
  padding-left:.95rem;border-left:3px solid var(--clr-sage);
}
.article-body h3{
  font-family:var(--font-head);font-size:1.16rem;font-weight:600;
  margin:1.8rem 0 .5rem;color:var(--clr-ink);
}
.article-body p{margin-bottom:1rem;color:var(--clr-ink-soft);line-height:1.85}
.article-body ul,.article-body ol{margin-bottom:1rem;padding-left:1.5rem}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.38rem;color:var(--clr-ink-soft);line-height:1.7}
.article-body a.int-link{
  color:var(--clr-sage);font-weight:600;
  border-bottom:1.5px solid var(--clr-sage-pale);
  transition:border-color var(--transition);
}
.article-body a.int-link:hover{border-color:var(--clr-sage)}

.affiliate-box{
  background:var(--clr-sage-pale);border-radius:var(--radius);
  border-left:4px solid var(--clr-sage);padding:1.3rem 1.45rem;
  margin:1.9rem 0;display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap;
}
.affiliate-box-text{flex:1;min-width:180px}
.affiliate-box-text strong{display:block;font-size:.94rem;margin-bottom:.16rem;color:var(--clr-ink)}
.affiliate-box-text span{font-size:.84rem;color:var(--clr-ink-soft)}
.affiliate-box .btn{white-space:nowrap}

.callout{
  background:var(--clr-cream-dark);border-radius:var(--radius);
  padding:1.2rem 1.35rem;margin:1.4rem 0;
}
.callout-label{
  font-size:.71rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--clr-sage);margin-bottom:.25rem;
}
.callout p{margin-bottom:0;color:var(--clr-ink-soft);font-size:.9rem}

.article-nav{
  max-width:var(--max-w);margin:0 auto;padding:0 1.5rem 2.5rem;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
}
.article-nav a{font-size:.86rem;font-weight:600;color:var(--clr-sage);display:flex;align-items:center;gap:.32rem}
.article-nav a:hover{color:var(--clr-sage-light)}

/* ─── FOOTER ─── */
.site-footer{background:var(--clr-ink);color:var(--clr-sand);padding:2.8rem 1.5rem 1.6rem}
.footer-inner{
  max-width:var(--max-w-wide);margin:0 auto;
  display:grid;grid-template-columns:1.8fr 1fr 1fr 1.2fr;gap:2.2rem;
}
.footer-brand .logo{color:#fff;font-size:1.06rem;margin-bottom:.65rem;display:inline-block}
.footer-brand p{font-size:.82rem;line-height:1.65;color:var(--clr-ink-muted);max-width:220px}
.footer-col h4{
  font-family:var(--font-head);font-size:.78rem;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:.8rem;
}
.footer-col a{display:block;color:var(--clr-ink-muted);font-size:.84rem;margin-bottom:.38rem;transition:color var(--transition)}
.footer-col a:hover{color:var(--clr-sand)}
.footer-bottom{
  max-width:var(--max-w-wide);margin:2rem auto 0;padding-top:1.3rem;
  border-top:1px solid rgba(255,255,255,.07);font-size:.75rem;
  color:var(--clr-ink-muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:.4rem;
}

/* ─── RESPONSIVE ─── */
@media(max-width:820px){
  .explainer-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){
  .nav-toggle{display:flex}
  nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--clr-cream);border-bottom:1px solid var(--clr-sand);
    padding:.9rem 1.5rem 1.2rem;
  }
  nav.open{display:block}
  nav ul{flex-direction:column;align-items:flex-start;gap:.7rem}
  .hero{padding:3.4rem 1.5rem 2.6rem}
  section{padding:2.8rem 1.5rem}
  .tools-grid,.blog-grid{grid-template-columns:1fr}
  .cta-wrap{padding:0 0 2.8rem}
  .cta-block{border-radius:0}
  .footer-inner{grid-template-columns:1fr;gap:1.4rem}
  .footer-bottom{flex-direction:column}
  .affiliate-box{flex-direction:column;align-items:flex-start}
}