/* =================================================================
   RAPID PRO — CORPORATE DESIGN SYSTEM TOKENS
   Enterprise-grade. Restrained palette. Inter + IBM Plex. No decoration.
   Every variant inherits from this file.
   ================================================================= */

:root {
  /* ---------- COLOR: NEUTRAL (used by all variants) ---------- */
  --rp-ink-900: #0B1220;     /* primary text on light, near-black */
  --rp-ink-700: #1F2937;     /* secondary text */
  --rp-ink-500: #475569;     /* body text */
  --rp-ink-400: #64748B;     /* muted text */
  --rp-ink-300: #94A3B8;     /* very muted */
  --rp-line:    #E2E8F0;     /* borders, dividers */
  --rp-line-strong: #CBD5E1;
  --rp-bg:      #FFFFFF;     /* primary surface */
  --rp-bg-alt:  #F8FAFC;     /* alt section bg */
  --rp-bg-soft: #F1F5F9;     /* inset bg */

  /* ---------- COLOR: SEMANTIC ACCENT (single, per brand) ---------- */
  --rp-accent:        #0F4C81;  /* deep corporate blue — Rapid Pro */
  --rp-accent-hover:  #0C3D66;
  --rp-accent-soft:   #E6EEF6;
  --rp-accent-tint:   #DCE7F2;

  /* ---------- COLOR: STATUS ---------- */
  --rp-success: #047857;
  --rp-success-soft: #D1FAE5;
  --rp-warn:    #B45309;
  --rp-warn-soft: #FEF3C7;
  --rp-danger:  #B91C1C;
  --rp-danger-soft: #FEE2E2;

  /* ---------- TYPE: CORPORATE STACK ---------- */
  --font-sans: "Inter", "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --font-display: "Inter", "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* ---------- TYPE: SCALE (restrained, Linear-tier) ---------- */
  --fs-12: 0.75rem;
  --fs-14: 0.875rem;
  --fs-16: 1rem;
  --fs-18: 1.125rem;
  --fs-20: 1.25rem;
  --fs-24: 1.5rem;
  --fs-30: 1.875rem;
  --fs-36: 2.25rem;
  --fs-48: 3rem;
  --fs-60: 3.75rem;
  --fs-72: 4.5rem;

  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semibold: 600;
  --fw-bold:    700;

  --lh-tight:  1.15;
  --lh-snug:   1.3;
  --lh-base:   1.55;
  --lh-loose:  1.7;

  --ls-tight:  -0.02em;
  --ls-base:   0;
  --ls-wide:   0.04em;

  /* ---------- SPACING: 4px GRID ---------- */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* ---------- LAYOUT ---------- */
  --container-max: 1200px;
  --container-pad: clamp(1rem, 4vw, 2.5rem);
  --section-pad:   clamp(3rem, 8vw, 6rem);
  --radius-sm: 4px;
  --radius:    6px;
  --radius-lg: 10px;
  --radius-xl: 14px;

  /* ---------- SHADOW (very subtle, enterprise) ---------- */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow:    0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.10);

  /* ---------- MOTION (minimal, restrained) ---------- */
  --ease: cubic-bezier(0.2, 0, 0, 1);
  --dur-fast: 120ms;
  --dur: 200ms;
  --dur-slow: 360ms;
}

/* =================================================================
   RESET + BASE
   ================================================================= */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-16);
  line-height: var(--lh-base);
  color: var(--rp-ink-700);
  background: var(--rp-bg);
  font-feature-settings: "cv11", "ss01", "ss03";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: var(--fw-semibold); color: var(--rp-ink-900); line-height: var(--lh-tight); letter-spacing: var(--ls-tight); }
p { margin: 0; }
a { color: var(--rp-accent); text-decoration: none; }
a:hover { color: var(--rp-accent-hover); text-decoration: underline; }
button { font-family: inherit; }
img { max-width: 100%; height: auto; display: block; }
hr { border: 0; border-top: 1px solid var(--rp-line); margin: var(--sp-12) 0; }

/* =================================================================
   UTILITIES (corporate)
   ================================================================= */

.rp-container { max-width: var(--container-max); margin: 0 auto; padding-left: var(--container-pad); padding-right: var(--container-pad); }
.rp-section { padding-top: var(--section-pad); padding-bottom: var(--section-pad); }
.rp-section--alt { background: var(--rp-bg-alt); }
.rp-section--ink { background: var(--rp-ink-900); color: var(--rp-bg); }
.rp-section--ink h1, .rp-section--ink h2, .rp-section--ink h3 { color: var(--rp-bg); }

.rp-eyebrow {
  font-size: var(--fs-12);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--rp-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}
.rp-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--rp-accent);
}
.rp-eyebrow--ink { color: var(--rp-ink-400); }
.rp-eyebrow--ink::before { background: var(--rp-ink-400); }

.rp-h1 { font-size: clamp(2rem, 5vw, var(--fs-60)); line-height: var(--lh-tight); letter-spacing: -0.025em; font-weight: var(--fw-semibold); color: var(--rp-ink-900); }
.rp-h2 { font-size: clamp(1.5rem, 3.5vw, var(--fs-36)); line-height: var(--lh-snug); letter-spacing: -0.02em; font-weight: var(--fw-semibold); color: var(--rp-ink-900); }
.rp-h3 { font-size: var(--fs-20); line-height: var(--lh-snug); font-weight: var(--fw-semibold); color: var(--rp-ink-900); }
.rp-lede { font-size: var(--fs-18); line-height: var(--lh-base); color: var(--rp-ink-500); max-width: 60ch; }

.rp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.625rem 1.125rem;
  border-radius: var(--radius);
  font-size: var(--fs-14);
  font-weight: var(--fw-medium);
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  text-decoration: none;
  min-height: 40px;
}
.rp-btn--primary { background: var(--rp-ink-900); color: var(--rp-bg); border-color: var(--rp-ink-900); }
.rp-btn--primary:hover { background: var(--rp-ink-700); border-color: var(--rp-ink-700); color: var(--rp-bg); text-decoration: none; }
.rp-btn--secondary { background: var(--rp-bg); color: var(--rp-ink-900); border-color: var(--rp-line-strong); }
.rp-btn--secondary:hover { background: var(--rp-bg-alt); border-color: var(--rp-ink-500); color: var(--rp-ink-900); text-decoration: none; }
.rp-btn--accent { background: var(--rp-accent); color: #fff; border-color: var(--rp-accent); }
.rp-btn--accent:hover { background: var(--rp-accent-hover); border-color: var(--rp-accent-hover); color: #fff; text-decoration: none; }
.rp-btn--lg { padding: 0.875rem 1.5rem; font-size: var(--fs-16); min-height: 48px; }

.rp-card {
  background: var(--rp-bg);
  border: 1px solid var(--rp-line);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.rp-card:hover { border-color: var(--rp-line-strong); box-shadow: var(--shadow-sm); }

.rp-grid { display: grid; gap: var(--sp-6); }
.rp-grid--2 { grid-template-columns: repeat(2, 1fr); }
.rp-grid--3 { grid-template-columns: repeat(3, 1fr); }
.rp-grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .rp-grid--2, .rp-grid--3, .rp-grid--4 { grid-template-columns: 1fr; }
}
@media (min-width: 901px) and (max-width: 1100px) {
  .rp-grid--3, .rp-grid--4 { grid-template-columns: repeat(2, 1fr); }
}

/* =================================================================
   HEADER (corporate standard)
   ================================================================= */

.rp-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--rp-line);
}
.rp-header__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  height: 64px;
}
.rp-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-weight: var(--fw-semibold);
  color: var(--rp-ink-900);
  font-size: var(--fs-16);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.rp-header__brand-mark {
  width: 28px; height: 28px;
  border-radius: var(--radius-sm);
  background: var(--rp-ink-900);
  color: var(--rp-bg);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; letter-spacing: 0;
}
.rp-header__nav {
  display: flex; gap: var(--sp-6);
  margin-left: auto;
  margin-right: auto;
}
.rp-header__nav a {
  font-size: var(--fs-14); font-weight: var(--fw-medium);
  color: var(--rp-ink-500); text-decoration: none;
  padding: 4px 0;
}
.rp-header__nav a:hover { color: var(--rp-ink-900); }
.rp-header__cta { display: flex; gap: var(--sp-3); align-items: center; }
.rp-header__phone {
  font-size: var(--fs-14); font-weight: var(--fw-medium);
  color: var(--rp-ink-700); text-decoration: none;
}
.rp-header__phone:hover { color: var(--rp-ink-900); }

@media (max-width: 800px) {
  .rp-header__nav, .rp-header__phone { display: none; }
  .rp-header__inner { gap: var(--sp-3); }
}

/* =================================================================
   HERO (corporate, no editorial tricks)
   ================================================================= */

.rp-hero {
  padding-top: clamp(4rem, 10vw, 7rem);
  padding-bottom: clamp(4rem, 10vw, 7rem);
  border-bottom: 1px solid var(--rp-line);
  background: var(--rp-bg);
}
.rp-hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.rp-hero__copy { max-width: 640px; }
.rp-hero__copy h1 { margin-top: var(--sp-4); margin-bottom: var(--sp-5); }
.rp-hero__copy p { margin-bottom: var(--sp-6); }
.rp-hero__actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; }
.rp-hero__media {
  aspect-ratio: 4 / 3;
  background: var(--rp-bg-soft);
  border: 1px solid var(--rp-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}
.rp-hero__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.rp-hero__media-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: var(--sp-3) var(--sp-4);
  background: linear-gradient(0deg, rgba(11,18,32,0.85) 0%, rgba(11,18,32,0) 100%);
  color: #fff;
  font-size: var(--fs-12);
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
}
.rp-hero__strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
  margin-top: var(--sp-12);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--rp-line);
}
.rp-hero__strip-item { display: flex; flex-direction: column; gap: 2px; }
.rp-hero__strip-num { font-size: var(--fs-24); font-weight: var(--fw-semibold); color: var(--rp-ink-900); letter-spacing: -0.02em; }
.rp-hero__strip-lbl { font-size: var(--fs-12); color: var(--rp-ink-400); text-transform: uppercase; letter-spacing: 0.06em; font-weight: var(--fw-medium); }

@media (max-width: 900px) {
  .rp-hero__grid { grid-template-columns: 1fr; }
  .rp-hero__strip { grid-template-columns: repeat(2, 1fr); }
}

/* =================================================================
   FOOTER (corporate standard)
   ================================================================= */

.rp-footer {
  background: var(--rp-ink-900);
  color: #94A3B8;
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-8);
  font-size: var(--fs-14);
}
.rp-footer a { color: #CBD5E1; text-decoration: none; }
.rp-footer a:hover { color: #fff; }
.rp-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--sp-8);
  margin-bottom: var(--sp-10);
}
.rp-footer__brand { color: #fff; font-weight: var(--fw-semibold); font-size: var(--fs-16); display: flex; align-items: center; gap: var(--sp-2); margin-bottom: var(--sp-3); }
.rp-footer__brand-mark { width: 28px; height: 28px; border-radius: var(--radius-sm); background: #fff; color: var(--rp-ink-900); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; }
.rp-footer__desc { max-width: 36ch; line-height: 1.6; }
.rp-footer__col h4 { color: #fff; font-size: var(--fs-12); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--sp-3); }
.rp-footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--sp-2); }
.rp-footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: var(--sp-6);
  border-top: 1px solid #1F2937;
  font-size: var(--fs-12);
}
.rp-footer__legal { display: flex; gap: var(--sp-4); }

@media (max-width: 900px) {
  .rp-footer__grid { grid-template-columns: 1fr 1fr; }
  .rp-footer__bottom { flex-direction: column; gap: var(--sp-3); align-items: flex-start; }
}

/* =================================================================
   TRUST BAR (shared across all variants)
   ================================================================= */

.rp-trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
  padding: var(--sp-5) 0;
  border-top: 1px solid var(--rp-line);
  border-bottom: 1px solid var(--rp-line);
  margin: var(--sp-8) 0;
  font-size: var(--fs-12);
}
.rp-trust__item { display: flex; flex-direction: column; gap: 2px; }
.rp-trust__k { color: var(--rp-ink-900); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: 0.04em; font-size: var(--fs-12); }
.rp-trust__v { color: var(--rp-ink-500); font-size: var(--fs-12); }

@media (max-width: 900px) {
  .rp-trust { grid-template-columns: repeat(2, 1fr); }
}

/* =================================================================
   SERVICES (corporate, grid of cards)
   ================================================================= */

.rp-svc { display: grid; grid-template-columns: 1fr; gap: var(--sp-4); }
.rp-svc__item {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: var(--sp-4);
  align-items: start;
  padding: var(--sp-5);
  background: var(--rp-bg);
  border: 1px solid var(--rp-line);
  border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.rp-svc__item:hover { border-color: var(--rp-line-strong); background: var(--rp-bg-alt); }
.rp-svc__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: var(--fw-semibold);
  color: var(--rp-ink-400);
  letter-spacing: 0.04em;
  padding-top: 2px;
}
.rp-svc__body h3 { font-size: var(--fs-16); font-weight: var(--fw-semibold); margin-bottom: 4px; color: var(--rp-ink-900); }
.rp-svc__body p { font-size: var(--fs-14); color: var(--rp-ink-500); line-height: 1.5; }
.rp-svc__price {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--rp-ink-700);
  font-weight: var(--fw-medium);
  white-space: nowrap;
  padding-top: 4px;
}
.rp-svc__price strong { color: var(--rp-ink-900); font-weight: var(--fw-semibold); }

@media (max-width: 600px) {
  .rp-svc__item { grid-template-columns: 32px 1fr; }
  .rp-svc__price { grid-column: 2; padding-top: 0; }
}

/* =================================================================
   CITIES (text grid, no decorative boxes)
   ================================================================= */

.rp-cities {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--rp-line);
  border: 1px solid var(--rp-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.rp-cities__item {
  background: var(--rp-bg);
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-14);
  color: var(--rp-ink-700);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.rp-cities__item span { color: var(--rp-ink-400); font-size: var(--fs-12); font-family: var(--font-mono); }
@media (max-width: 900px) { .rp-cities { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .rp-cities { grid-template-columns: 1fr; } }

/* =================================================================
   TESTIMONIALS (Linear-style cards, no big quote marks)
   ================================================================= */

.rp-quote {
  padding: var(--sp-6);
  background: var(--rp-bg);
  border: 1px solid var(--rp-line);
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column; gap: var(--sp-4);
}
.rp-quote__stars { color: var(--rp-warn); letter-spacing: 2px; font-size: var(--fs-14); }
.rp-quote__body { color: var(--rp-ink-700); font-size: var(--fs-16); line-height: 1.6; }
.rp-quote__cite { display: flex; flex-direction: column; gap: 2px; padding-top: var(--sp-3); border-top: 1px solid var(--rp-line); }
.rp-quote__name { font-weight: var(--fw-semibold); color: var(--rp-ink-900); font-size: var(--fs-14); }
.rp-quote__meta { font-size: var(--fs-12); color: var(--rp-ink-400); }

/* =================================================================
   FAQ (details/summary, no custom accordion)
   ================================================================= */

.rp-faq { display: flex; flex-direction: column; border-top: 1px solid var(--rp-line); }
.rp-faq details { border-bottom: 1px solid var(--rp-line); padding: var(--sp-5) 0; }
.rp-faq summary {
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer;
  font-size: var(--fs-16);
  font-weight: var(--fw-medium);
  color: var(--rp-ink-900);
  list-style: none;
  padding-right: var(--sp-4);
}
.rp-faq summary::-webkit-details-marker { display: none; }
.rp-faq summary::after {
  content: "+";
  font-size: var(--fs-20);
  font-weight: var(--fw-regular);
  color: var(--rp-ink-400);
  transition: transform var(--dur) var(--ease);
  font-family: var(--font-mono);
}
.rp-faq details[open] summary::after { content: "−"; }
.rp-faq__a {
  padding-top: var(--sp-3);
  color: var(--rp-ink-500);
  font-size: var(--fs-14);
  line-height: 1.65;
  max-width: 70ch;
}

/* =================================================================
   CASE STUDY (enterprise project format)
   ================================================================= */

.rp-case {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--rp-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--rp-bg);
}
.rp-case__media { aspect-ratio: 4/3; background: var(--rp-bg-soft); }
.rp-case__media img { width: 100%; height: 100%; object-fit: cover; }
.rp-case__body { padding: var(--sp-8); display: flex; flex-direction: column; gap: var(--sp-4); }
.rp-case__meta { display: flex; gap: var(--sp-4); font-size: var(--fs-12); color: var(--rp-ink-400); font-family: var(--font-mono); }
.rp-case__stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-4); padding-top: var(--sp-4); border-top: 1px solid var(--rp-line); }
.rp-case__stat-num { font-size: var(--fs-20); font-weight: var(--fw-semibold); color: var(--rp-ink-900); }
.rp-case__stat-lbl { font-size: var(--fs-12); color: var(--rp-ink-400); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 2px; }
@media (max-width: 800px) { .rp-case { grid-template-columns: 1fr; } }

/* =================================================================
   FOCUS (consistent)
   ================================================================= */

:focus-visible {
  outline: 2px solid var(--rp-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

::selection { background: var(--rp-accent-soft); color: var(--rp-ink-900); }

/* =================================================================
   MOTION (reduced)
   ================================================================= */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}