/* =====================================================================
   Softesis One — marketing site
   Design signature: square corners everywhere, no shadows, hairline
   dividers, Bricolage Grotesque display + Instrument Sans body.
   ===================================================================== */

:root {
  --ink: #12151c;
  --ink2: #1a1e27;
  --paper: #ffffff;
  --soft: #f4f5f3;
  --muted: #5b6068;
  --faint: #989da6;
  --line: rgba(18, 21, 28, 0.14);
  --linedark: rgba(247, 248, 247, 0.14);
  --accent: #2743e6;
  --accent-soft: #aebbff;
  --maxw: 1320px;
  --pad-x: clamp(18px, 4vw, 48px);
  --pad-y: clamp(60px, 8vw, 120px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Instrument Sans", system-ui, sans-serif;
  line-height: 1.5;
  overflow-x: hidden; /* keep here, NOT on a wrapper, or sticky header breaks */
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }

h1, h2, h3 { font-family: "Bricolage Grotesque", sans-serif; margin: 0; }
a { color: inherit; }

.so-shell { position: relative; background: var(--paper); }
.so-wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--pad-y) var(--pad-x);
}

/* ---------- Header ---------- */
.so-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  color: #f7f8f7;
  border-bottom: 1px solid var(--linedark);
}
.so-nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.so-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}
.so-brand svg { flex-shrink: 0; fill: var(--accent-soft); }
.so-brand span {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.12rem;
  white-space: nowrap;
}
.so-navlinks {
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 40px);
  font-size: 0.93rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.so-navlinks a {
  color: rgba(247, 248, 247, 0.72);
  text-decoration: none;
  transition: color 0.2s;
}
.so-navlinks a:hover { color: #fff; }

.so-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
  border: 0;
  cursor: pointer;
  font-family: inherit;
}
.so-btn-accent {
  background: var(--accent);
  color: #fff;
  padding: 11px 22px;
  font-size: 0.93rem;
  letter-spacing: 0.02em;
  transition: filter 0.2s;
}
.so-btn-accent:hover { filter: brightness(1.18); }

/* header contact + hamburger */
.so-nav-right { display: flex; align-items: center; gap: 14px; }
.so-burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--linedark);
  background: transparent;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
}
.so-burger span,
.so-burger span::before,
.so-burger span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: #f7f8f7;
  transition: transform 0.25s, opacity 0.2s;
}
.so-burger span { position: relative; }
.so-burger span::before { position: absolute; top: -6px; }
.so-burger span::after { position: absolute; top: 6px; }
.so-burger[aria-expanded="true"] span { background: transparent; }
.so-burger[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.so-burger[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

.so-mobile-menu {
  display: none;
  background: var(--ink);
  border-bottom: 1px solid var(--linedark);
}
.so-mobile-menu.open { display: block; }
.so-mobile-menu nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 8px var(--pad-x) 20px;
  display: flex;
  flex-direction: column;
}
.so-mobile-menu a {
  color: rgba(247, 248, 247, 0.82);
  text-decoration: none;
  padding: 14px 0;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--linedark);
}
.so-mobile-menu a:last-child { border-bottom: 0; }

/* ---------- Eyebrow / label bits ---------- */
.so-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.so-rule { width: 34px; height: 1px; background: var(--accent); flex-shrink: 0; }

/* ---------- Hero ---------- */
.so-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: #f7f8f7;
}
.so-hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: linear-gradient(to right, rgba(247, 248, 247, 0.055) 1px, transparent 1px);
  background-size: clamp(80px, 12vw, 160px) 100%;
}
.so-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(64px, 9vw, 140px) var(--pad-x) clamp(48px, 6vw, 88px);
}
.so-hero .so-eyebrow { color: var(--accent-soft); margin-bottom: clamp(24px, 3vw, 40px); }
.so-h1 {
  font-weight: 800;
  font-size: clamp(2.7rem, 7.6vw, 6rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
  max-width: 15ch;
}
.so-hero-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: clamp(26px, 3.5vw, 44px);
}
.so-hero-sub {
  margin: 0;
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  color: rgba(247, 248, 247, 0.62);
  max-width: 42ch;
}
.so-btn-light {
  background: #f7f8f7;
  color: var(--ink);
  padding: 16px 30px;
  font-size: 1rem;
  transition: background 0.2s, color 0.2s;
}
.so-btn-light:hover { background: var(--accent); color: #fff; }

.so-stats {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--linedark);
}
.so-stats-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}
.so-stat {
  padding: clamp(20px, 2.4vw, 30px) 18px;
  border-right: 1px solid var(--linedark);
}
.so-stat:first-child { padding-left: 0; }
.so-stat:last-child { border-right: 0; }
.so-stat-v {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  letter-spacing: -0.02em;
}
.so-stat-c { font-size: 0.85rem; color: rgba(247, 248, 247, 0.55); margin-top: 4px; }

/* ---------- Rail sections ---------- */
.so-sec-line { border-bottom: 1px solid var(--line); }
.so-sec-soft { background: var(--soft); }
.so-sec-ink { background: var(--ink); color: #f7f8f7; }
.so-rail {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
}
.so-index {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.so-index-num {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent);
}
.so-index-lbl {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.so-sec-ink .so-index-num { color: var(--accent-soft); }
.so-sec-ink .so-index-lbl { color: rgba(247, 248, 247, 0.5); }

.so-h2 {
  font-weight: 700;
  font-size: clamp(1.9rem, 4.2vw, 3.4rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
}
.so-h2 .accent { color: var(--accent); }

/* ---------- About ---------- */
.so-about-p {
  color: var(--muted);
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  max-width: 52ch;
}
.so-sig {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: clamp(24px, 3vw, 38px);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
}
.so-sig .so-rule { background: var(--ink); opacity: 0.35; }

/* ---------- Work ---------- */
.so-work-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: clamp(30px, 4vw, 52px);
}
.so-work-head .so-h2 { max-width: 18ch; }
.so-link-underline {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 3px;
  transition: color 0.2s;
}
.so-link-underline:hover { color: var(--accent); }

.so-worklist { border-top: 1px solid var(--line); }
.so-work-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: clamp(18px, 3vw, 44px);
  align-items: center;
  padding: clamp(24px, 3vw, 36px) 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s;
}
.so-work-row:hover { background: rgba(39, 67, 230, 0.05); }
.so-tag {
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.so-work-title {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  font-size: clamp(1.2rem, 1.9vw, 1.55rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
}
.so-work-desc { color: var(--muted); font-size: 0.95rem; margin: 10px 0 0; }
.so-bigstat {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 2.8vw, 2.4rem);
  letter-spacing: -0.025em;
  line-height: 1;
}
.so-bigcap { font-size: 0.82rem; color: var(--muted); margin-top: 6px; }
.so-work-last {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.so-arrow { color: var(--accent); font-size: 1.3rem; }

/* ---------- Services ---------- */
.so-service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 1.8vw, 22px);
}
.so-h2-lead { margin: 0 0 clamp(32px, 4.5vw, 56px); max-width: 20ch; }
.so-card {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vw, 90px);
  border: 1px solid var(--line);
  padding: clamp(22px, 2.6vw, 32px);
  text-decoration: none;
  color: inherit;
  background: var(--paper);
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.so-card:hover { background: var(--ink); color: #f7f8f7; border-color: var(--ink); }
.so-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.so-card-num {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.so-card-title {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  font-size: clamp(1.25rem, 1.8vw, 1.55rem);
  letter-spacing: -0.015em;
}
.so-card-sub {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-top: 10px;
}

/* ---------- Engage / phases ---------- */
.so-phase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 44px);
}
.so-phase {
  border-top: 3px solid var(--accent);
  padding-top: clamp(18px, 2.2vw, 26px);
}
.so-phase-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.so-phase-title {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  letter-spacing: -0.02em;
}
.so-phase-step {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.so-phase-price { font-size: 0.85rem; color: var(--faint); margin: 8px 0 14px; }
.so-phase p { color: var(--muted); font-size: 0.97rem; margin: 0; }

/* ---------- Commitments ---------- */
.so-commit {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(24px, 3vw, 34px) 0;
  border-bottom: 1px solid var(--linedark);
}
.so-commit:first-child { padding-top: 0; }
.so-commit:last-child { border-bottom: 0; padding-bottom: 0; }
.so-commit-num {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--accent-soft);
  letter-spacing: -0.02em;
  line-height: 1;
}
.so-commit-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-soft);
  margin-bottom: 10px;
}
.so-commit p {
  margin: 0;
  color: rgba(247, 248, 247, 0.78);
  font-size: 1.02rem;
  max-width: 60ch;
}

/* ---------- Contact ---------- */
.so-contact { background: var(--accent); color: #fff; }
.so-contact-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(52px, 7vw, 96px) var(--pad-x);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.so-contact-copy h2 {
  font-weight: 800;
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  letter-spacing: -0.028em;
  line-height: 1.02;
}
.so-contact-copy p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
  margin: 14px 0 0;
  max-width: 48ch;
}
.so-contact-mail {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(22px, 3vw, 34px);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  border-bottom: 2px solid rgba(255, 255, 255, 0.5);
  padding-bottom: 3px;
  transition: border-color 0.2s;
}
.so-contact-mail:hover { border-color: #fff; }

/* form card */
.so-form {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(24px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.so-field { display: flex; flex-direction: column; gap: 7px; }
.so-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.so-label {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}
.so-input,
.so-select,
.so-textarea {
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 12px 14px;
  width: 100%;
  transition: border-color 0.2s;
}
.so-input:focus,
.so-select:focus,
.so-textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.so-textarea { resize: vertical; min-height: 108px; }
.so-input.invalid,
.so-textarea.invalid { border-color: #c02626; }
.so-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235b6068' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 34px;
}
.so-form .so-btn-accent {
  justify-content: center;
  padding: 15px 22px;
  font-size: 1rem;
}
.so-form .so-btn-accent:disabled { opacity: 0.6; cursor: default; }
.so-form-note { font-size: 0.82rem; color: var(--faint); }
.so-form-error {
  color: #c02626;
  font-size: 0.9rem;
  font-weight: 600;
}
.so-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.so-form-success {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(28px, 4vw, 48px);
}
.so-form-success h3 {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}
.so-form-success p { color: var(--muted); margin: 0; }

/* ---------- Footer ---------- */
.so-footer { background: var(--ink); color: #f7f8f7; }
.so-footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(44px, 5vw, 68px) var(--pad-x);
}
.so-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: clamp(28px, 4vw, 56px);
}
.so-foot-tag {
  color: rgba(247, 248, 247, 0.5);
  font-size: 0.96rem;
  margin: 16px 0 0;
  max-width: 34ch;
}
.so-foot-head {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(247, 248, 247, 0.45);
  margin-bottom: 16px;
}
.so-foot-links { display: flex; flex-direction: column; gap: 11px; font-size: 0.96rem; }
.so-foot-links a {
  color: rgba(247, 248, 247, 0.8);
  text-decoration: none;
  transition: color 0.2s;
}
.so-foot-links a:hover { color: #fff; }
.so-foot-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: clamp(32px, 4vw, 52px);
  padding-top: 22px;
  border-top: 1px solid var(--linedark);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: rgba(247, 248, 247, 0.45);
}

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
              transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .so-service-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .so-rail { grid-template-columns: 1fr; }
}
@media (max-width: 880px) {
  .so-navlinks { display: none; }
  .so-burger { display: inline-flex; }
}
@media (max-width: 820px) {
  .so-work-row { grid-template-columns: 1fr; align-items: start; }
}
@media (max-width: 760px) {
  .so-phase-grid { grid-template-columns: 1fr; }
  .so-contact-inner { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .so-footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .so-service-grid { grid-template-columns: 1fr; }
  .so-field-row { grid-template-columns: 1fr; }
}