/* ==========================================================================
   TENDRIL SYSTEMS — Design tokens
   Palette: navy ink, sky blue, tendril green, paper white
   Type: Space Grotesk (display) / Inter (body) / IBM Plex Mono (data & labels)
   ========================================================================== */

@font-face {
  font-family: 'Space Grotesk';
  src: url('../assets/fonts/SpaceGrotesk.woff2') format('woff2');
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../assets/fonts/Inter.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../assets/fonts/IBMPlexMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../assets/fonts/IBMPlexMono-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}

:root{
  /* colour */
  --navy:        #1A2B4C;
  --navy-deep:   #101D36;
  --blue:        #29ABE2;
  --blue-dim:    #1E8FBE;
  --green:       #39B54A;
  --green-dim:   #2E9A3D;
  --paper:       #F6F8FA;
  --white:       #FFFFFF;
  --ink:         #1A2B4C;
  --ink-soft:    #52607A;
  --ink-faint:   #8592A8;
  --line:        #E3E8EF;
  --line-soft:   #EEF1F5;

  /* type */
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  /* scale */
  --radius-s: 6px;
  --radius-m: 12px;
  --radius-l: 20px;
  --shadow-1: 0 1px 2px rgba(16, 29, 54, 0.06), 0 1px 1px rgba(16, 29, 54, 0.04);
  --shadow-2: 0 8px 24px rgba(16, 29, 54, 0.10), 0 2px 6px rgba(16, 29, 54, 0.06);
  --shadow-3: 0 20px 48px rgba(16, 29, 54, 0.16);
  --container: 1180px;
  --gutter: clamp(20px, 5vw, 56px);
}

/* ---------- reset ---------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}
body, h1, h2, h3, h4, p, figure{ margin: 0; }
ul{ list-style: none; margin: 0; padding: 0; }
a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }
button{ font: inherit; cursor: pointer; }
input, textarea{ font: inherit; }

body{
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

h1, h2, h3, h4{ font-family: var(--font-display); color: var(--navy); font-weight: 600; letter-spacing: -0.01em; }

:focus-visible{
  outline: 2.5px solid var(--blue);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap{
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-dim);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  margin-bottom: 14px;
}
.eyebrow::before{
  content: "";
  width: 18px;
  height: 2px;
  background: var(--green);
  display: inline-block;
}

.section{ padding-block: clamp(40px, 6.5vw, 80px); }
.section.bg-paper{ background: var(--paper); }
.section.bg-white{ background: var(--white); }
.section-head{ max-width: 640px; margin-bottom: clamp(32px, 6vw, 56px); }
.section-head h2{ font-size: clamp(1.7rem, 3.4vw, 2.5rem); line-height: 1.15; }
.section-head p{ color: var(--ink-soft); font-size: 1.05rem; margin-top: 14px; }
.section-head.center{ margin-inline: auto; text-align: center; }

.tag-alt{ color: var(--paper); }

/* ---------- buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn-primary{ background: var(--navy); color: var(--white); box-shadow: var(--shadow-1); }
.btn-primary:hover{ background: var(--blue-dim); transform: translateY(-2px); box-shadow: var(--shadow-2); }
.btn-ghost{ background: transparent; color: var(--navy); border-color: var(--line); }
.btn-ghost:hover{ border-color: var(--navy); transform: translateY(-2px); }
.btn-green{ background: var(--green); color: var(--white); box-shadow: var(--shadow-1); }
.btn-green:hover{ background: var(--green-dim); transform: translateY(-2px); box-shadow: var(--shadow-2); }
.btn-on-dark{ background: var(--white); color: var(--navy); }
.btn-on-dark:hover{ background: var(--green); color: var(--white); transform: translateY(-2px); }
.btn svg{ width: 16px; height: 16px; transition: transform .18s ease; }
.btn:hover svg{ transform: translateX(3px); }

/* ==========================================================================
   NAV
   ========================================================================== */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.nav{
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 14px;
}
.brand{ display: flex; align-items: center; gap: 10px; }
.brand img{ height: 34px; width: auto; }
.brand .crumb{
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: .08em;
  color: var(--ink-faint); text-transform: uppercase; padding-left: 12px; margin-left: 4px;
  border-left: 1px solid var(--line);
}
.nav-links{ display: flex; align-items: center; gap: 34px; }
.nav-links a{
  font-size: 0.94rem; font-weight: 500; color: var(--ink-soft);
  position: relative; padding-block: 4px;
  transition: color .18s ease;
}
.nav-links a::after{
  content:""; position: absolute; left:0; bottom:-2px; width:0; height: 2px;
  background: var(--green); transition: width .2s ease;
}
.nav-links a:hover{ color: var(--navy); }
.nav-links a:hover::after{ width: 100%; }
.nav-links a.pill{
  background: var(--navy); color: var(--white); padding: 9px 20px; border-radius: 999px;
}
.nav-links a.pill::after{ display:none; }
.nav-links a.pill:hover{ background: var(--blue-dim); color: var(--white); }
.nav-toggle{
  display: none; background: none; border: none; padding: 6px;
  flex-direction: column; gap: 5px;
}
.nav-toggle span{ width: 22px; height: 2px; background: var(--navy); display:block; transition: transform .2s ease, opacity .2s ease; }

@media (max-width: 860px){
  .nav-toggle{ display: flex; }
  .nav-links{
    position: fixed; inset: 62px 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--white); padding: 10px var(--gutter) 26px; gap: 4px;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow-2);
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all .22s ease;
  }
  .nav-links.open{ transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a{ padding-block: 12px; border-bottom: 1px solid var(--line-soft); }
  .nav-links a.pill{ text-align: center; margin-top: 8px; }
  body.nav-open .nav-toggle span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2){ opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
}

/* ==========================================================================
   HERO  (tendril / vine signature motif)
   ========================================================================== */
.hero{
  position: relative;
  overflow: hidden;
  padding-block: clamp(64px, 11vw, 130px) clamp(48px, 8vw, 90px);
  background: var(--paper);
}
.hero-grid{
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(24px, 5vw, 64px);
  align-items: center;
}
.hero h1{
  font-size: clamp(2.3rem, 5.2vw, 3.85rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
}
.hero h1 .accent{ color: var(--green); }
.hero p.lede{
  font-size: 1.14rem; color: var(--ink-soft); max-width: 46ch; margin-top: 20px;
}
.hero-cta{ display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }

.hero-art{
  position: relative; aspect-ratio: 1/1; max-width: 480px; margin-inline: auto;
}
.hero-art svg{ width: 100%; height: 100%; }
.vine-path{
  fill: none; stroke: var(--green); stroke-width: 3; stroke-linecap: round;
  stroke-dasharray: 1050; stroke-dashoffset: 1050;
  animation: draw 2.6s cubic-bezier(.65,0,.35,1) forwards .25s;
}
.vine-path.alt{ stroke: var(--blue); stroke-width: 2.4; animation-delay: .55s; opacity: .85;}
@keyframes draw{ to{ stroke-dashoffset: 0; } }
.hero-node{
  fill: var(--white); stroke: var(--navy); stroke-width: 2.2;
  opacity: 0; animation: pop .5s ease forwards;
}
.hero-node.hub{ fill: var(--navy); stroke: var(--green); stroke-width: 2.6; }
@keyframes pop{ from{ opacity:0; transform: scale(.4);} to{ opacity:1; transform: scale(1);} }
.hive-halo{
  fill: none; stroke: var(--green); stroke-width: 1.4; opacity: 0;
  animation: halo 2.8s ease-out infinite;
  transform-box: fill-box; transform-origin: center;
}
@keyframes halo{ 0%{ r: 9px; opacity: .55; } 100%{ r: 30px; opacity: 0; } }
.hero-node-label{
  font-family: var(--font-mono); font-size: 9.5px; fill: var(--navy); font-weight: 500;
}
.hero-node-label.hub-label{ font-size: 10.5px; font-weight: 600; fill: var(--navy); }

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about{ display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(30px, 6vw, 72px); align-items: start; }
.about-copy p{ color: var(--ink-soft); margin-top: 16px; font-size: 1.02rem; }
.about-list{ display: grid; gap: 20px; }
.about-list li{
  display: flex; gap: 16px; padding: 20px; background: var(--paper);
  border-radius: var(--radius-m); border: 1px solid var(--line-soft);
}
.about-list .num{
  font-family: var(--font-mono); font-weight: 600; color: var(--green); font-size: 0.95rem;
  flex-shrink: 0;
}
.about-list h4{ font-size: 1rem; margin-bottom: 4px; }
.about-list p{ color: var(--ink-soft); font-size: 0.93rem; }

/* ==========================================================================
   SERVICES — card grid threaded by a vine connector
   ========================================================================== */
.services{ background: var(--white); position: relative; }
.service-grid{
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; position: relative;
}
.service-card{
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-m);
  padding: 28px 26px; position: relative; overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.service-card::before{
  content:""; position: absolute; top:0; left:0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--green), var(--blue));
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.service-card:hover{ transform: translateY(-5px); box-shadow: var(--shadow-2); border-color: transparent; }
.service-card:hover::before{ transform: scaleX(1); }
.service-icon{
  width: 46px; height: 46px; border-radius: var(--radius-s);
  background: var(--paper); display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.service-icon svg{ width: 24px; height: 24px; stroke: var(--navy); }
.service-card h3{ font-size: 1.08rem; margin-bottom: 8px; }
.service-card p{ color: var(--ink-soft); font-size: 0.92rem; }
.service-card .tag{
  display:inline-block; margin-top: 14px; font-family: var(--font-mono); font-size: .68rem;
  letter-spacing: .07em; color: var(--blue-dim); text-transform: uppercase; background: #EAF6FC;
  padding: 4px 9px; border-radius: 5px; transition: background .18s ease, color .18s ease;
}
a.tag:hover{ background: var(--blue); color: var(--white); }

@media (max-width: 940px){ .service-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px){ .service-grid{ grid-template-columns: 1fr; } .about{ grid-template-columns: 1fr; } }

/* ==========================================================================
   MAPALTO FEATURE BANNER (on homepage)
   ========================================================================== */
.feature-banner{
  position: relative; overflow: hidden;
  background: var(--navy);
  border-radius: var(--radius-l);
  padding: clamp(40px, 7vw, 76px);
  display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center;
}
.feature-banner .contour{
  position: absolute; inset: 0; opacity: 0.5; pointer-events: none;
}
.feature-banner-copy{ position: relative; }
.feature-banner .eyebrow{ color: var(--green); }
.feature-banner .eyebrow::before{ background: var(--blue); }
.feature-banner h2{ color: var(--white); font-size: clamp(1.7rem, 3.6vw, 2.6rem); line-height: 1.12; }
.feature-banner p{ color: #C6D2E6; margin-top: 16px; font-size: 1.02rem; max-width: 48ch; }
.feature-banner-cta{ margin-top: 28px; display: flex; gap: 14px; flex-wrap: wrap; }
.feature-visual{ position: relative; z-index: 1; }
.feature-visual .plot-card{
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-m); padding: 22px; backdrop-filter: blur(6px);
}
.feature-visual .plot-card + .plot-card{ margin-top: 14px; }
.plot-row{ display:flex; justify-content: space-between; align-items:center; font-family: var(--font-mono); font-size: .78rem; color: #B9C6DE; }
.plot-row b{ color: var(--white); font-weight: 500; }
.plot-status{
  display:inline-flex; align-items:center; gap:6px; font-size:.7rem; color: var(--green);
}
.plot-status::before{ content:""; width:6px; height:6px; border-radius:50%; background: var(--green); box-shadow: 0 0 0 3px rgba(57,181,74,.25); }

@media (max-width: 780px){
  .feature-banner{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   CLIENT MARQUEE
   ========================================================================== */
.clients{ background: var(--paper); }
.marquee{
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  margin-top: 8px;
}
.marquee-track{
  display: flex; align-items: center; gap: 64px; width: max-content;
  animation: scroll 32s linear infinite;
}
.marquee:hover .marquee-track{ animation-play-state: paused; }
@keyframes scroll{ from{ transform: translateX(0); } to{ transform: translateX(-50%); } }
.marquee-track img{
  height: 34px; width: auto; filter: grayscale(1); opacity: 0.55;
  transition: filter .2s ease, opacity .2s ease;
}
.marquee-track img:hover{ filter: grayscale(0); opacity: 1; }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 6vw, 70px); }
.contact-info h2{ font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
.contact-info > p{ color: var(--ink-soft); margin-top: 14px; max-width: 42ch; }
.contact-details{ margin-top: 32px; display: grid; gap: 18px; }
.contact-details li{ display: flex; gap: 14px; align-items: flex-start; }
.contact-details .ico{
  width: 38px; height: 38px; border-radius: 10px; background: var(--paper);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-details .ico svg{ width: 18px; height: 18px; stroke: var(--navy); }
.contact-details strong{ display:block; font-size: 0.92rem; }
.contact-details span, .contact-details a{ color: var(--ink-soft); font-size: 0.92rem; }
.contact-details a:hover{ color: var(--blue-dim); }

.social-row{ display: flex; gap: 10px; margin-top: 30px; }
.social-row a{
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  transition: all .18s ease;
}
.social-row a svg{ width: 17px; height: 17px; stroke: var(--navy); }
.social-row a:hover{ background: var(--navy); border-color: var(--navy); }
.social-row a:hover svg{ stroke: var(--white); }

.form-card{
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-l);
  padding: clamp(24px, 4vw, 38px); box-shadow: var(--shadow-1);
}
.field{ margin-bottom: 20px; }
.field label{
  display:block; font-size: 0.82rem; font-weight: 600; margin-bottom: 8px; color: var(--navy);
}
.field input, .field textarea{
  width: 100%; border: 1.5px solid var(--line); border-radius: var(--radius-s);
  padding: 13px 14px; background: var(--paper); color: var(--ink);
  transition: border-color .18s ease, background .18s ease;
}
.field input:focus, .field textarea:focus{
  outline: none; border-color: var(--blue); background: var(--white);
}
.field textarea{ resize: vertical; min-height: 120px; }
.field-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.hp-field{ position: absolute; left: -9999px; opacity: 0; }
.form-note{ font-size: 0.8rem; color: var(--ink-faint); margin-top: 14px; }
.form-msg{
  margin-top: 16px; padding: 12px 16px; border-radius: var(--radius-s); font-size: 0.9rem;
  display: none;
}
.form-msg.show{ display: block; }
.form-msg.ok{ background: #E9F8EC; color: var(--green-dim); }
.form-msg.err{ background: #FDECEC; color: #C0392B; }

@media (max-width: 780px){
  .contact-grid{ grid-template-columns: 1fr; }
  .field-row{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ background: var(--navy-deep); color: #AEBBD4; padding-block: 56px 28px; }
.footer-grid{
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand img{ height: 30px; margin-bottom: 14px; }
.footer-brand p{ font-size: 0.88rem; max-width: 30ch; color: #8FA0C0; }
.footer-col h5{
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: .1em; text-transform: uppercase;
  color: #5E7099; margin-bottom: 16px;
}
.footer-col ul{ display: grid; gap: 10px; }
.footer-col a{ font-size: 0.9rem; transition: color .18s ease; }
.footer-col a:hover{ color: var(--white); }
.footer-bottom{
  display: flex; justify-content: space-between; align-items: center; padding-top: 24px;
  flex-wrap: wrap; gap: 14px;
}
.footer-bottom p{ font-size: 0.82rem; color: #62759C; }
.footer-social{ display: flex; gap: 10px; }
.footer-social a{
  width: 34px; height: 34px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.14);
  display: flex; align-items: center; justify-content: center; transition: all .18s ease;
}
.footer-social a svg{ width: 15px; height: 15px; stroke: #AEBBD4; }
.footer-social a:hover{ background: var(--green); border-color: var(--green); }
.footer-social a:hover svg{ stroke: var(--white); }

@media (max-width: 760px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
   MAPALTO PAGE — geospatial variant
   ========================================================================== */
body.mapalto .site-header{ border-bottom-color: var(--line); }
.mapalto-hero{
  position: relative; overflow: hidden;
  background: var(--navy);
  padding-block: clamp(60px, 10vw, 116px) clamp(60px, 9vw, 100px);
}
.mapalto-hero .contour-bg{ position: absolute; inset: 0; opacity: 0.4; }
.mapalto-hero-inner{ position: relative; z-index: 1; max-width: 760px; }
.mapalto-hero .eyebrow{ color: var(--green); }
.mapalto-hero .eyebrow::before{ background: var(--blue); }
.mapalto-hero h1{ color: var(--white); font-size: clamp(2.3rem, 5.4vw, 4rem); line-height: 1.05; }
.mapalto-hero h1 .accent{ color: var(--blue); }
.mapalto-hero p.lede{ color: #C6D2E6; font-size: 1.14rem; max-width: 54ch; margin-top: 20px; }
.mapalto-hero-cta{ display:flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.coord-tag{
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--blue);
  border: 1px solid rgba(41,171,226,0.35); background: rgba(41,171,226,0.08);
  padding: 6px 12px; border-radius: 999px; display: inline-flex; gap: 8px; align-items:center;
  margin-bottom: 22px;
}
.coord-tag::before{ content:"◎"; }

.problem{ display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 6vw, 64px); align-items: center; }
.problem-stats{ display: grid; gap: 16px; }
.stat-card{
  background: var(--paper); border: 1px solid var(--line-soft); border-radius: var(--radius-m);
  padding: 22px 24px; display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
}
.stat-card b{ font-family: var(--font-mono); font-size: 1.5rem; color: var(--navy); }
.stat-card span{ font-size: 0.86rem; color: var(--ink-soft); text-align: right; }

.pipeline{ counter-reset: step; }
.pipeline-row{
  display: grid; grid-template-columns: 64px 1fr; gap: 22px; position: relative;
  padding-bottom: 44px;
}
.pipeline-row:last-child{ padding-bottom: 0; }
.pipeline-row::before{
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-weight: 600; font-size: 1rem; color: var(--white);
  background: var(--navy); width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; z-index: 1;
}
.pipeline-row:nth-child(even)::before{ background: var(--green); }
.pipeline-row:not(:last-child)::after{
  content:""; position: absolute; left: 23px; top: 46px; bottom: -6px; width: 2px;
  background: repeating-linear-gradient(to bottom, var(--line) 0 6px, transparent 6px 12px);
}
.pipeline-body h4{ font-size: 1.12rem; margin-bottom: 8px; }
.pipeline-body p{ color: var(--ink-soft); font-size: 0.96rem; max-width: 56ch; }

.crop-grid{ display: none; } /* legacy selector kept out of markup */

.mapalto-cta{
  background: var(--paper); border-radius: var(--radius-l); padding: clamp(36px, 6vw, 64px);
  text-align: center;
}
.mapalto-cta h2{ font-size: clamp(1.5rem, 3vw, 2.1rem); }
.mapalto-cta p{ color: var(--ink-soft); max-width: 52ch; margin: 14px auto 0; }
.mapalto-cta .btn-row{ display:flex; gap: 14px; justify-content:center; flex-wrap: wrap; margin-top: 26px; }

@media (max-width: 860px){
  .problem{ grid-template-columns: 1fr; }
  .crop-grid{ grid-template-columns: 1fr; }
}