/* ============================================================
   Álgebr@ — Papelaria, Livraria e Tabacaria (Quinta do Conde)
   Bright neighbourhood stationery: graph-paper, sky-blue facade,
   primary-colour pops, rounded school type. Type: Fredoka / Source Sans 3.
   ============================================================ */

:root {
  --ink:    #211d1d;   /* esferográfica */
  --azul:   #10a4db;   /* azul fachada — dominant */
  --azul-d: #0a6f97;   /* deeper blue for headings/contrast */
  --pink:   #dfa99b;   /* borracha */
  --grafite:#9a9f9b;
  --papel:  #f6f2e9;   /* recycled paper bg */
  --papel2: #eaf5fb;   /* pale sky tint for alt sections */
  --card:   #ffffff;
  --kraft:  #67645f;

  /* primary pops for accents */
  --amarelo:#f0a91c; --vermelho:#e7472e; --verde:#3fae5a;

  --display: "Fredoka", system-ui, sans-serif;
  --body: "Source Sans 3", system-ui, sans-serif;
  --maxw: 1180px;
  --pad: clamp(1.15rem, 5vw, 4.5rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--papel); color: var(--ink);
  font-family: var(--body); font-size: clamp(1rem, 0.4vw + 0.94rem, 1.12rem);
  line-height: 1.62; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: var(--azul); color: #fff; }
:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; border-radius: 4px; }

/* graph-paper grid + faint grain over the page */
.paper {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(16,164,219,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,164,219,0.07) 1px, transparent 1px),
    linear-gradient(rgba(16,164,219,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,164,219,0.04) 1px, transparent 1px);
  background-size: 130px 130px, 130px 130px, 26px 26px, 26px 26px;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

/* ---------- type ---------- */
.eyebrow, .kicker { font-family: var(--body); font-weight: 700; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--azul-d); margin: 0 0 0.8rem; }
.h2 { font-family: var(--display); font-weight: 700; font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.02; letter-spacing: -0.01em; margin: 0 0 1rem; color: var(--ink); text-wrap: balance; }
.lead { font-size: clamp(1.1rem, 0.8vw + 0.95rem, 1.3rem); line-height: 1.5; color: var(--ink); }
p { color: #4a4543; }
b, strong { color: var(--ink); font-weight: 700; }

.num { font-family: var(--display); font-weight: 700; font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 1; color: var(--azul); margin: 0 0 0.3rem; -webkit-text-stroke: 0; }

/* ---------- the Álgebr@ wordmark ---------- */
.logo { font-family: var(--display); font-weight: 700; color: var(--azul); line-height: 0.9; letter-spacing: -0.01em; margin: 0 0 1.1rem; }
.logo { font-size: clamp(3.6rem, 11vw, 7rem); }
.logo__at { color: var(--vermelho); }
.logo__a { position: relative; }

/* ---------- buttons ---------- */
.btn { font-family: var(--display); font-weight: 600; font-size: 1rem; text-decoration: none; padding: 0.8rem 1.5rem; border-radius: 999px; border: 2.5px solid var(--azul); transition: transform 0.15s, background 0.2s, color 0.2s; display: inline-block; }
.btn--blue { background: var(--azul); color: #fff; box-shadow: 0 8px 0 -2px rgba(10,111,151,0.35); }
.btn--blue:hover { background: var(--azul-d); border-color: var(--azul-d); transform: translateY(-2px); }
.btn--out { background: transparent; color: var(--azul-d); }
.btn--out:hover { background: #fff; transform: translateY(-2px); }

.link { color: var(--azul-d); font-weight: 600; text-decoration: none; border-bottom: 2px solid rgba(16,164,219,0.35); transition: border-color 0.2s; }
.link:hover { border-color: var(--azul); }

/* ============================================================
   HERO
   ============================================================ */
.hero { padding: clamp(2.5rem, 8vh, 6rem) 0 clamp(2.5rem, 7vh, 5rem); }
.hero__grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(1.6rem, 4vw, 4rem); align-items: center; }
.hero__line { font-family: var(--display); font-weight: 600; font-size: clamp(1.3rem, 2.2vw, 1.9rem); color: var(--azul-d); margin: 0 0 0.9rem; }
.hero__sub { font-size: clamp(1.05rem, 0.7vw + 0.95rem, 1.22rem); max-width: 42ch; margin: 0 0 1.8rem; }
.cta { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 1.6rem; }
.hero__rate { font-size: 0.98rem; color: #4a4543; margin: 0; display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.hero__rate b { color: var(--azul-d); font-size: 1.3rem; font-family: var(--display); }
.stars { color: var(--amarelo); letter-spacing: 1px; }

.hero__photo { margin: 0; position: relative; }
.hero__photo img { width: 100%; border-radius: 20px; box-shadow: 0 26px 50px -24px rgba(33,29,29,0.5); border: 5px solid #fff; }
.hero__sticker {
  position: absolute; right: -14px; top: -18px; width: 92px; height: 92px; border-radius: 50%;
  background: var(--amarelo); color: var(--ink); display: grid; place-content: center; text-align: center;
  font-family: var(--display); font-weight: 600; font-size: 0.78rem; line-height: 1.1; transform: rotate(8deg);
  box-shadow: 0 8px 18px -6px rgba(33,29,29,0.4);
}
.hero__sticker b { font-size: 1.5rem; display: block; }

/* ============================================================
   SECTIONS
   ============================================================ */
.seg { padding: clamp(3rem, 8vh, 6rem) 0; }
.seg--alt { background: var(--papel2); }
.seg__split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.seg__head { max-width: 60ch; margin: 0 auto clamp(2rem, 4vw, 3rem); text-align: center; }
.seg__head .num { margin-left: auto; margin-right: auto; }
.seg__sub { font-size: 1.1rem; color: #4a4543; }
.seg__photo { margin: 0; }
.seg__photo img { width: 100%; border-radius: 18px; border: 5px solid #fff; box-shadow: 0 20px 44px -24px rgba(33,29,29,0.45); }

.tags { list-style: none; margin: 1.4rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tags li { font-family: var(--display); font-weight: 500; font-size: 0.86rem; background: #fff; border: 2px solid rgba(16,164,219,0.25); color: var(--azul-d); padding: 0.35rem 0.85rem; border-radius: 999px; }

/* ---------- serviços ---------- */
.svc { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.svc__card { background: var(--card); border-radius: 18px; padding: 1.6rem 1.4rem; box-shadow: 0 14px 30px -22px rgba(33,29,29,0.5); border-bottom: 4px solid var(--k, var(--azul)); }
.svc__ic { display: inline-grid; place-content: center; width: 52px; height: 52px; border-radius: 14px; color: #fff; background: var(--k, var(--azul)); margin-bottom: 1rem; }
.svc__ic svg { width: 26px; height: 26px; }
.svc__card h3 { font-family: var(--display); font-weight: 600; font-size: 1.1rem; margin: 0 0 0.4rem; color: var(--ink); }
.svc__card p { margin: 0; font-size: 0.92rem; color: #56514f; }

/* ---------- galeria ---------- */
.gal { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 210px; gap: 0.7rem; margin-top: 0; }
.gal__item { margin: 0; overflow: hidden; border-radius: 16px; border: 4px solid #fff; box-shadow: 0 14px 30px -24px rgba(33,29,29,0.45); }
.gal__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.2,0.7,0.2,1); }
.gal__item:hover img { transform: scale(1.06); }
.gal__item--tall { grid-row: span 2; }
.gal__item--wide { grid-column: span 2; }

/* ---------- quotes ---------- */
.quotes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.q { margin: 0; background: var(--card); border-radius: 18px; padding: 1.5rem; box-shadow: 0 14px 30px -24px rgba(33,29,29,0.5); border-top: 5px solid var(--azul); }
.q p { font-family: var(--display); font-weight: 500; font-size: 1.05rem; line-height: 1.35; color: var(--ink); margin: 0 0 1rem; }
.q cite { font-style: normal; font-weight: 700; font-size: 0.82rem; color: var(--azul-d); }

/* ---------- visitar ---------- */
.addr { font-size: 1.12rem; color: var(--ink); margin: 0 0 1.6rem; }
.vis__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem 2rem; }
.vis__sub { font-family: var(--display); font-weight: 600; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--azul-d); margin: 0 0 0.7rem; }
.hours { border-collapse: collapse; width: 100%; }
.hours th { text-align: left; font-weight: 700; color: var(--ink); padding: 0.3rem 1rem 0.3rem 0; vertical-align: top; white-space: nowrap; }
.hours td { color: #56514f; font-size: 0.92rem; padding: 0.3rem 0; }
.contact { list-style: none; margin: 0; padding: 0; }
.contact li { padding: 0.28rem 0; }
.contact__note { font-size: 0.86rem; color: var(--kraft); margin: 0.7rem 0 0; }
.vis__media { margin: 0; }
.vis__media iframe { width: 100%; height: 340px; border: 5px solid #fff; border-radius: 18px; box-shadow: 0 20px 44px -24px rgba(33,29,29,0.45); }

/* ============================================================
   FOOTER
   ============================================================ */
.foot { background: var(--azul); color: #fff; padding: 2.5rem 0; }
.foot__grid { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.2rem; }
.foot__logo { font-family: var(--display); font-weight: 700; font-size: 2rem; margin: 0 0 0.2rem; color: #fff; }
.foot__logo .logo__a { color: #fff; }
.foot__logo .logo__at { color: #ffe08a; }
.foot__tag { margin: 0; font-size: 0.88rem; color: rgba(255,255,255,0.9); }
.foot__meta { display: flex; flex-wrap: wrap; gap: 1.3rem; font-weight: 600; }
.foot .link { color: #fff; border-color: rgba(255,255,255,0.5); }
.foot .link:hover { border-color: #fff; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__photo { order: -1; }
  .seg__split { grid-template-columns: 1fr; }
  .svc { grid-template-columns: repeat(2, 1fr); }
  .gal { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 170px; }
  .gal__item--wide { grid-column: span 2; }
  .quotes { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .svc { grid-template-columns: 1fr; }
  .quotes { grid-template-columns: 1fr; }
  .vis__cols { grid-template-columns: 1fr; }
  .gal { grid-auto-rows: 150px; }
  .cta .btn { flex: 1 1 auto; text-align: center; }
}

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto; } }