/* ===========================================================================
   Possible Allied Tech Solutions — "form set"
   The subject is Philippine back-office paperwork, so the page is built like a
   triplicate form: a mono field column on the left, hairline rules, manila tab
   edges, carbon-copy offsets on the cards. One loud moment only: the stamp.
   =========================================================================== */

:root {
  --paper:      #FBF9F4;
  --paper-2:    #F3EFE4;
  --manila:     #E6D9BC;
  --ink:        #16181D;
  --slate:      #5A6472;
  --ballpoint:  #1B3D97;
  --ballpoint-d:#122A69;
  --stamp:      #C2402E;
  --rule:       #DCD5C4;

  --shell: min(1180px, 100% - 2.5rem);
  --step--1: clamp(.8rem, .78rem + .12vw, .875rem);
  --step-0:  clamp(1rem, .96rem + .2vw, 1.075rem);
  --step-1:  clamp(1.2rem, 1.1rem + .5vw, 1.45rem);
  --step-2:  clamp(1.55rem, 1.3rem + 1.1vw, 2.1rem);
  --step-3:  clamp(2rem, 1.5rem + 2.3vw, 3.25rem);
  --step-4:  clamp(2.6rem, 1.7rem + 4vw, 4.75rem);

  --ease: cubic-bezier(.22, .61, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: var(--step-0);
  line-height: 1.6;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3 {
  font-family: 'Archivo', system-ui, sans-serif;
  font-variation-settings: 'wdth' 112;
  font-weight: 700;
  letter-spacing: -.022em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); font-variation-settings: 'wdth' 100; letter-spacing: -.01em; }
p  { margin: 0; text-wrap: pretty; }

.shell { width: var(--shell); margin-inline: auto; }

/* --- the field label: every section is a numbered field on the form -------- */
.field {
  font-family: 'DM Mono', ui-monospace, 'SFMono-Regular', monospace;
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--slate);
  display: flex;
  align-items: center;
  gap: .6rem;
}
.field::before {
  content: '';
  width: 1.6rem;
  height: 1px;
  background: var(--ballpoint);
  flex: none;
}
.field b { color: var(--ballpoint); font-weight: 500; }

/* --- buttons -------------------------------------------------------------- */
.btn {
  --bg: var(--ballpoint);
  --fg: #fff;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--bg);
  border-radius: 3px;
  padding: .85rem 1.4rem;
  font: 600 var(--step--1)/1 'Public Sans', sans-serif;
  letter-spacing: .01em;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease);
}
.btn:hover { transform: translateY(-2px); background: var(--ballpoint-d); border-color: var(--ballpoint-d); }
.btn:active { transform: translateY(0); }
.btn--ghost { --bg: transparent; --fg: var(--ink); border-color: var(--ink); }
.btn--ghost:hover { background: var(--ink); --fg: var(--paper); border-color: var(--ink); }

:where(a, button, input, textarea, select):focus-visible {
  outline: 2px solid var(--stamp);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --- header --------------------------------------------------------------- */
.top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(9px);
  border-bottom: 1px solid var(--rule);
}
.top__in { display: flex; align-items: center; gap: 1.5rem; padding: .85rem 0; }
.brand { display: flex; align-items: baseline; gap: .55rem; text-decoration: none; margin-right: auto; }
.brand__mark {
  font-family: 'DM Mono', monospace;
  font-size: .78rem;
  color: #fff;
  background: var(--ballpoint);
  padding: .28rem .42rem;
  border-radius: 2px;
  letter-spacing: .06em;
}
.brand__name { font-family: 'Archivo', sans-serif; font-variation-settings: 'wdth' 112; font-weight: 700; letter-spacing: -.02em; }
.brand__sub { font-family: 'DM Mono', monospace; font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--slate); }
.top nav { display: flex; gap: 1.4rem; }
.top nav a {
  font-size: var(--step--1);
  text-decoration: none;
  color: var(--slate);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.top nav a:hover { color: var(--ink); border-bottom-color: var(--ballpoint); }
@media (max-width: 860px) { .top nav { display: none; } .top .btn { padding: .7rem 1rem; } }

/* --- hero ----------------------------------------------------------------- */
.hero { padding: clamp(3rem, 7vw, 6rem) 0 clamp(2rem, 4vw, 3.5rem); }
.hero__grid { display: grid; gap: clamp(1.6rem, 4vw, 3.2rem); }
@media (min-width: 900px) { .hero__grid { grid-template-columns: 1.04fr .96fr; align-items: end; } }
.hero h1 { margin: 1.1rem 0 0; }
.hero h1 em {
  font-style: normal;
  color: var(--ballpoint);
  background: linear-gradient(to bottom, transparent 62%, var(--manila) 62% 96%, transparent 96%);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  padding-inline: .06em;
}
.hero__lede { margin-top: 1.4rem; font-size: var(--step-1); color: var(--slate); max-width: 34ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.hero__meta {
  margin-top: 2.2rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.6rem;
  font-family: 'DM Mono', monospace;
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--slate);
}

/* --- figures: photo, or the ruled-paper fallback -------------------------- */
.shot { position: relative; border: 1px solid var(--rule); border-radius: 4px; overflow: hidden; background: var(--paper-2); }
.shot::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(22, 24, 29, .05);
}
.shot img { width: 100%; height: 100%; object-fit: cover; }
.shot--hero { aspect-ratio: 16 / 9; }
.shot--card { aspect-ratio: 4 / 3; }
.ruled {
  width: 100%;
  height: 100%;
  background:
    repeating-linear-gradient(to bottom, transparent 0 26px, var(--rule) 26px 27px),
    linear-gradient(140deg, var(--manila) 0%, var(--paper-2) 58%, var(--paper) 100%);
}
.ruled::before {
  content: '';
  display: block;
  width: 2px;
  height: 100%;
  margin-left: 13%;
  background: color-mix(in srgb, var(--stamp) 45%, transparent);
}
.copies .copy:nth-child(2) .ruled,
.who article:nth-child(2) .ruled { background-image:
  repeating-linear-gradient(to bottom, transparent 0 26px, var(--rule) 26px 27px),
  linear-gradient(200deg, var(--manila) 0%, var(--paper-2) 62%, var(--paper) 100%); }
.copies .copy:nth-child(3) .ruled,
.who article:nth-child(3) .ruled { background-image:
  repeating-linear-gradient(to bottom, transparent 0 26px, var(--rule) 26px 27px),
  linear-gradient(95deg, var(--paper) 0%, var(--paper-2) 45%, var(--manila) 100%); }

/* --- generic section ------------------------------------------------------ */
.sec { padding: clamp(3rem, 7vw, 5.5rem) 0; border-top: 1px solid var(--rule); }
.sec__head { display: grid; gap: 1rem; margin-bottom: clamp(1.8rem, 4vw, 3rem); }
@media (min-width: 900px) { .sec__head { grid-template-columns: 1fr 1.25fr; align-items: start; gap: 2.5rem; } }
.sec__head p { color: var(--slate); max-width: 58ch; }

/* --- carbon-copy cards ---------------------------------------------------- */
.copies { display: grid; gap: 1.6rem; }
@media (min-width: 820px) { .copies { grid-template-columns: repeat(3, 1fr); gap: 1.4rem; } }
.copy { position: relative; background: var(--paper); border: 1px solid var(--rule); border-radius: 4px; padding: 1.25rem; }
.copy::before,
.copy::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--rule);
  border-radius: 4px;
  z-index: -1;
}
.copy::before { transform: translate(5px, 5px); background: var(--paper-2); }
.copy::after  { transform: translate(10px, 10px); background: var(--manila); opacity: .55; }
.copy h3 { margin: 1rem 0 .5rem; }
.copy p { color: var(--slate); font-size: var(--step--1); }
.copy__no {
  font-family: 'DM Mono', monospace;
  font-size: .68rem;
  letter-spacing: .14em;
  color: var(--ballpoint);
  text-transform: uppercase;
}
.copy ul { margin: .9rem 0 0; padding-left: 1.05rem; color: var(--slate); font-size: var(--step--1); }
.copy li { margin-bottom: .3rem; }

/* --- process: a real sequence, so it is numbered --------------------------- */
.steps { display: grid; gap: 0; counter-reset: step; }
.step {
  display: grid;
  gap: .35rem 1.4rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--rule);
}
@media (min-width: 600px) { .step { grid-template-columns: 3.2rem 1fr; align-items: baseline; } }
@media (min-width: 1180px) { .step { grid-template-columns: 3.4rem minmax(11rem, 14rem) 1fr; } }
@media (max-width: 1179px) and (min-width: 600px) { .step p { grid-column: 2; } }
.step:last-child { border-bottom: 1px solid var(--rule); }
.step__no {
  counter-increment: step;
  font-family: 'DM Mono', monospace;
  font-size: .8rem;
  color: var(--ballpoint);
  letter-spacing: .1em;
}
.step__no::before { content: '0' counter(step); }
.step h3 { font-size: var(--step-1); }
.step p { color: var(--slate); }

/* --- split band (image + copy) -------------------------------------------- */
.split { display: grid; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; } }
.split--flip > :first-child { order: 2; }
@media (max-width: 899px) { .split--flip > :first-child { order: 0; } }
.split h2 { margin-bottom: 1rem; }
.split p + p { margin-top: .9rem; }
.split p { color: var(--slate); }

/* --- the signature: a rubber stamp, pressed once -------------------------- */
.stampwrap { position: relative; }
.stamp {
  position: absolute;
  right: clamp(-.5rem, 2vw, 1.5rem);
  top: -1.6rem;
  rotate: -8deg;
  border: 3px solid var(--stamp);
  border-radius: 4px;
  color: var(--stamp);
  font-family: 'Archivo', sans-serif;
  font-variation-settings: 'wdth' 112;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: clamp(.95rem, 2.4vw, 1.5rem);
  padding: .45rem 1rem;
  background: color-mix(in srgb, var(--stamp) 7%, transparent);
  opacity: .92;
  z-index: 2;
}
.stamp small { display: block; font-size: .5em; letter-spacing: .22em; font-weight: 500; opacity: .85; }
[data-stamp] { transform: scale(1.14); opacity: 0; transition: transform .26s var(--ease), opacity .2s linear; }
[data-stamp].is-in { transform: scale(1); opacity: .92; }

/* --- audiences ------------------------------------------------------------ */
.who { display: grid; gap: 1.5rem; }
@media (min-width: 820px) { .who { grid-template-columns: repeat(3, 1fr); } }
.who article h3 { margin: .9rem 0 .4rem; }
.who article p { color: var(--slate); font-size: var(--step--1); }

/* --- contact -------------------------------------------------------------- */
.contact { display: grid; gap: clamp(2rem, 5vw, 3.5rem); }
@media (min-width: 900px) { .contact { grid-template-columns: 1fr 1fr; } }
.form { display: grid; gap: .9rem; }
.form label { font-family: 'DM Mono', monospace; font-size: .68rem; letter-spacing: .13em; text-transform: uppercase; color: var(--slate); }
.form input, .form textarea, .form select {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--rule);
  border-bottom: 2px solid var(--ballpoint);
  border-radius: 3px 3px 0 0;
  padding: .7rem .8rem;
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}
.form input:hover, .form textarea:hover { background: #fff; border-color: var(--slate); border-bottom-color: var(--ballpoint); }
.form textarea { resize: vertical; min-height: 7rem; }
.form .row { display: grid; gap: .9rem; }
@media (min-width: 620px) { .form .row { grid-template-columns: 1fr 1fr; } }
.form .hp { position: absolute; left: -9999px; }
.note { font-size: var(--step--1); color: var(--slate); }
.msg { border-radius: 3px; padding: .85rem 1rem; font-size: var(--step--1); border: 1px solid; }
.msg--ok  { border-color: #1E7A4C; color: #14502F; background: #EAF6EF; }
.msg--err { border-color: var(--stamp); color: #8A2A1C; background: #FBECE9; }

.desks { border-top: 1px solid var(--rule); margin-top: 1.4rem; padding-top: 1.2rem; display: grid; gap: .85rem; }
.desk { display: grid; grid-template-columns: 5.5rem 1fr; gap: .8rem; align-items: baseline; }
.desk span {
  font-family: 'DM Mono', monospace;
  font-size: .66rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ballpoint);
}
.desk a { text-decoration: none; border-bottom: 1px solid var(--rule); }
.desk a:hover { border-bottom-color: var(--ballpoint); }
.desk small { display: block; color: var(--slate); font-size: .78rem; }

/* --- footer --------------------------------------------------------------- */
.foot { border-top: 1px solid var(--rule); background: var(--paper-2); padding: 2.5rem 0; }
.foot__in { display: flex; flex-wrap: wrap; gap: 1rem 2rem; align-items: baseline; font-size: var(--step--1); color: var(--slate); }
.foot a { text-decoration: none; border-bottom: 1px solid var(--rule); }
.foot a:hover { color: var(--ink); border-bottom-color: var(--ballpoint); }
.foot__spacer { margin-left: auto; }

/* --- scroll reveal (entrances only, ease-out, under 300ms) ---------------- */
[data-reveal] { opacity: 0; transform: translateY(14px); }
[data-reveal].is-in { opacity: 1; transform: none; transition: opacity .28s var(--ease), transform .28s var(--ease); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-stamp] { opacity: 1 !important; transform: none !important; transition: none !important; }
  .btn:hover { transform: none; }
}