/* ============ TOKENS ============ */
:root{
  --charcoal:      #232323;
  --charcoal-2:    #2e2a28;
  --brown:         #3d2b21;
  --brown-light:   #6b4a37;
  --grey:          #4a4a4a;
  --grey-light:    #8d8d8d;
  --paper:         #f3ede2;
  --red:           #d62828;
  --red-dark:      #a11d1d;
  --yellow:        #f4b400;
  --silver:        #cfd3d6;

  --font-display: 'Baloo 2', system-ui, sans-serif;
  --font-body: 'Poppins', system-ui, sans-serif;

  --radius: 16px;
  --shadow-soft: 0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  background:var(--charcoal);
  color:var(--paper);
  line-height:1.55;
  overflow-x:hidden;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
h1,h2,h3{font-family:var(--font-display); line-height:1.1;}

.text-red{color:var(--red);}

/* ============ BUTTONS ============ */
.btn{
  display:inline-block;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.95rem;
  padding:.85rem 1.7rem;
  border-radius:999px;
  border:none;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn--sm{padding:.6rem 1.2rem; font-size:.85rem;}
.btn--glossy{
  position:relative;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.5), 0 6px 14px rgba(0,0,0,.35);
  overflow:hidden;
}
.btn--glossy::after{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(255,255,255,.55) 0%, rgba(255,255,255,0) 45%, rgba(0,0,0,.08) 100%);
  pointer-events:none;
}
.btn--glossy:hover{transform:translateY(-2px); filter:brightness(1.06);}
.btn--glossy:active{transform:translateY(0); filter:brightness(.95);}
.btn--red{background:linear-gradient(180deg, #ef4444, var(--red) 60%, var(--red-dark)); color:#fff;}
.btn--ghost{background:linear-gradient(180deg,#5a5a5a,#3a3a3a); color:#fff; border:1px solid rgba(255,255,255,.15);}

/* ============ TOP NAV ============ */
.topbar{
  position:sticky; top:0; z-index:100;
  background:linear-gradient(180deg, rgba(35,35,35,.97), rgba(35,35,35,.9));
  backdrop-filter:blur(6px);
  border-bottom:2px solid var(--red);
}
.topbar__inner{
  max-width:1200px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding:.5rem 1.5rem;
}
.brand__logo{height:56px; width:auto;}
.tabs{display:flex; gap:.3rem;}
.tab{
  font-family:var(--font-display);
  font-weight:600;
  font-size:.95rem;
  padding:.6rem 1rem;
  border-radius:999px;
  color:var(--paper);
  opacity:.8;
  transition:all .2s ease;
}
.tab:hover{opacity:1; background:rgba(255,255,255,.08);}
.tab--active{
  opacity:1;
  background:linear-gradient(180deg,#e55, var(--red));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.4), 0 4px 10px rgba(0,0,0,.3);
}
.hamburger{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer;}
.hamburger span{width:26px; height:3px; background:var(--paper); border-radius:2px;}

/* ============ HERO ============ */
.hero{
  position:relative;
  background:
    radial-gradient(circle at 80% 20%, rgba(214,40,40,.25), transparent 55%),
    linear-gradient(160deg, var(--brown) 0%, var(--charcoal-2) 55%, var(--charcoal) 100%);
  padding:4.5rem 1.5rem 5rem;
  overflow:hidden;
}
.hero__bg-shape{
  position:absolute; top:-120px; right:-120px;
  width:420px; height:420px; border-radius:50%;
  background:radial-gradient(circle, var(--yellow) 0%, rgba(244,180,0,0) 70%);
  opacity:.35;
}
.hero__inner{
  max-width:1200px; margin:0 auto;
  display:grid; grid-template-columns:1.1fr .9fr; gap:3rem;
  align-items:center;
  position:relative; z-index:2;
}
.eyebrow{
  font-family:var(--font-display);
  color:var(--yellow);
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:.6rem;
}
.eyebrow--center{text-align:center; margin:0 auto .5rem;}
.hero__title{font-size:clamp(2.2rem, 5vw, 3.4rem); font-weight:800; margin-bottom:1.1rem;}
.hero__sub{font-size:1.05rem; color:var(--silver); max-width:480px; margin-bottom:1.6rem;}
.hero__cta-row{display:flex; gap:1rem; flex-wrap:wrap; margin-bottom:1.4rem;}
.hero__tagline{font-family:var(--font-display); font-style:italic; color:var(--grey-light);}

/* pen sample art */
.hero__art{display:flex; flex-direction:column; align-items:center; gap:.8rem;}
.pen-sample{
  position:relative;
  width:70px; height:340px;
  transform:rotate(8deg);
}
.pen-sample__body{
  position:absolute; bottom:0; left:50%; transform:translateX(-50%);
  width:60px; height:230px;
  background:linear-gradient(90deg, #b8891a, var(--yellow) 35%, #ffe38a 50%, var(--yellow) 65%, #b8891a);
  border-radius:14px 14px 4px 4px;
  box-shadow: var(--shadow-soft);
}
.pen-sample__clip{
  position:absolute; top:10px; right:-4px;
  width:8px; height:70px;
  background:linear-gradient(90deg,#9aa3a8,var(--silver));
  border-radius:4px;
}
.pen-sample__nib{
  position:absolute; bottom:-42px; left:50%; transform:translateX(-50%);
  width:0; height:0;
  border-left:22px solid transparent;
  border-right:22px solid transparent;
  border-top:46px solid #d8dce0;
  filter:drop-shadow(0 4px 8px rgba(0,0,0,.3));
}
.pen-sample__cap{
  position:absolute; top:-58px; left:50%; transform:translateX(-50%) rotate(-4deg);
  width:66px; height:96px;
  background:linear-gradient(90deg, #8f9599, var(--silver) 40%, #eef2f4 50%, var(--silver) 60%, #8f9599);
  border-radius:16px 16px 30px 30px;
  box-shadow: var(--shadow-soft);
}
.pen-sample__ink-drop{
  position:absolute; bottom:-90px; left:50%; transform:translateX(-50%);
  width:10px; height:10px; border-radius:50% 50% 50% 0;
  background:var(--red);
  transform:translateX(-50%) rotate(45deg);
  animation:drip 2.6s ease-in-out infinite;
}
@keyframes drip{
  0%{opacity:0; bottom:-70px;}
  40%{opacity:1;}
  100%{opacity:0; bottom:-140px;}
}
.pen-sample__caption{font-size:.85rem; color:var(--grey-light); font-style:italic;}

/* ============ SECTIONS ============ */
.section{padding:5rem 1.5rem; background:var(--charcoal);}
.section--dark{background:linear-gradient(180deg, var(--charcoal-2), var(--brown) 120%);}
.section__inner{max-width:1200px; margin:0 auto; text-align:center;}
.section__title{font-size:clamp(1.8rem,4vw,2.6rem); font-weight:800; margin-bottom:.6rem;}
.section__sub{color:var(--silver); margin-bottom:2.5rem;}
.section__tag{margin-top:2.5rem; font-family:var(--font-display); font-style:italic; color:var(--yellow); font-size:1.1rem;}

/* rank blocks */
.rank-block{margin-bottom:3.5rem; text-align:left;}
.rank-tag{
  display:inline-block; font-family:var(--font-display); font-weight:700;
  padding:.5rem 1.2rem; border-radius:999px; margin-bottom:.7rem;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.4), 0 4px 10px rgba(0,0,0,.3);
}
.rank-tag--yellow{background:linear-gradient(180deg,#ffd23f,var(--yellow)); color:#3a2900;}
.rank-tag--red{background:linear-gradient(180deg,#ef4444,var(--red)); color:#fff;}
.rank-desc{color:var(--silver); max-width:600px; margin-bottom:1.5rem;}

/* product grid + cards */
.product-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(250px,1fr)); gap:1.5rem;
}
.card{
  background:linear-gradient(160deg, #322824, #201b19);
  border:1px solid rgba(255,255,255,.06);
  border-radius:var(--radius);
  padding:1.4rem;
  box-shadow: var(--shadow-soft);
  position:relative;
  transition:transform .2s ease, box-shadow .2s ease;
}
.card:hover{transform:translateY(-6px); box-shadow:0 16px 34px rgba(0,0,0,.45);}
.card__img-wrap{
  display:flex; justify-content:center; align-items:flex-end; gap:1rem;
  height:150px; margin-bottom:1rem;
  background:radial-gradient(circle at 50% 100%, rgba(255,255,255,.08), transparent 70%);
  border-radius:10px;
}
.card__badge{
  display:inline-block; font-size:.75rem; font-weight:700;
  background:rgba(244,180,0,.15); color:var(--yellow);
  border:1px solid var(--yellow);
  padding:.2rem .7rem; border-radius:999px; margin-bottom:.6rem;
}
.card__badge--offer{background:rgba(214,40,40,.18); color:#ff9a9a; border-color:var(--red);}
.card__title{font-size:1.15rem; margin-bottom:.4rem;}
.card__desc{color:var(--silver); font-size:.9rem; margin-bottom:1rem; min-height:2.6em;}
.card__footer{display:flex; align-items:center; justify-content:space-between;}
.card__price{font-family:var(--font-display); font-weight:800; font-size:1.3rem; color:var(--yellow);}
.card__strike{font-size:.85rem; color:var(--grey-light); text-decoration:line-through; font-weight:400;}
.card--offer{border-color:rgba(214,40,40,.4);}

/* mini pen icons (css only) */
.pen-icon{position:relative; width:24px; height:110px;}
.pen-icon::before{ /* body */
  content:""; position:absolute; bottom:0; left:2px; width:20px; height:75px;
  border-radius:8px 8px 2px 2px;
}
.pen-icon::after{ /* cap */
  content:""; position:absolute; top:0; left:0; width:24px; height:38px;
  border-radius:8px 8px 14px 14px;
  background:linear-gradient(90deg,#8f9599,var(--silver) 45%,#eef2f4 55%,var(--silver) 65%,#8f9599);
}
.pen-icon--yellow::before{background:linear-gradient(90deg,#b8891a,var(--yellow) 40%,#ffe38a 55%,var(--yellow) 70%,#b8891a);}
.pen-icon--red::before{background:linear-gradient(90deg,#8a1414,var(--red) 40%,#ff7b7b 55%,var(--red) 70%,#8a1414);}
.pen-icon--blue-ink{box-shadow: -4px 4px 0 -2px transparent; }
.pen-icon--blue-ink::before{border-bottom:6px solid #2f6fd6;}
.pen-icon--black-ink::before{border-bottom:6px solid #1a1a1a;}
.pen-icon--red-ink::before{border-bottom:6px solid #7a0e0e;}
.pen-icon--green-ink::before{border-bottom:6px solid #1f7a3d;}

/* reviews */
.review-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:1.5rem; text-align:left;}
.review-card{
  background:linear-gradient(160deg,#322824,#201b19);
  border-radius:var(--radius); padding:1.5rem;
  border:1px solid rgba(255,255,255,.06);
  box-shadow: var(--shadow-soft);
}
.stars{color:var(--yellow); font-size:1.1rem; margin-bottom:.5rem; letter-spacing:2px;}
.review-text{color:var(--silver); font-size:.95rem; margin-bottom:1rem; font-style:italic;}
.review-author{font-family:var(--font-display); font-weight:600; font-size:.9rem;}

/* support */
.support-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:1.3rem; text-align:left;}
.support-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);
  padding:1.3rem;
}
.support-card h3{font-size:1rem; margin-bottom:.4rem; color:var(--yellow);}
.support-card p{color:var(--silver); font-size:.92rem;}

/* footer */
.footer{
  background:var(--charcoal-2);
  border-top:2px solid var(--red);
  text-align:center;
  padding:2.5rem 1.5rem;
}
.footer__logo{height:60px; margin:0 auto .8rem;}
.footer__tag{font-family:var(--font-display); font-style:italic; color:var(--yellow); margin-bottom:.6rem;}
.footer__lines{color:var(--silver); font-size:.88rem; margin-bottom:.6rem;}
.footer__copy{color:var(--grey-light); font-size:.8rem;}

/* toast */
.toast{
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%) translateY(120px);
  background:linear-gradient(180deg,#ffd23f,var(--yellow));
  color:#3a2900; font-weight:700; font-family:var(--font-display);
  padding:.8rem 1.5rem; border-radius:999px;
  box-shadow:0 10px 24px rgba(0,0,0,.4);
  transition:transform .35s ease;
  z-index:200;
}
.toast.show{transform:translateX(-50%) translateY(0);}

/* ============ RESPONSIVE ============ */
@media (max-width:860px){
  .hero__inner{grid-template-columns:1fr; text-align:center;}
  .hero__cta-row{justify-content:center;}
  .hero__sub{margin-left:auto; margin-right:auto;}
  .hero__art{margin-top:1rem;}
  .tabs{
    position:fixed; top:74px; right:-100%; height:calc(100vh - 74px);
    flex-direction:column; background:var(--charcoal-2);
    width:220px; padding:1.5rem; gap:.5rem;
    transition:right .3s ease;
    border-left:2px solid var(--red);
  }
  .tabs.open{right:0;}
  .hamburger{display:flex;}
}
@media (max-width:480px){
  .topbar__inner{padding:.5rem 1rem;}
  .brand__logo{height:44px;}
  .section{padding:3.5rem 1rem;}
}