/* ==========================================================================
   TOTAPO — Mobile Web Experience (m.totapo.com)
   Designed exclusively for mobile & touch interfaces
   Strict compliance with DESIGN_GUIDELINES.md
   ========================================================================== */

/* ─── Pretendard Variable Typography (Self-Hosted) ─── */
@font-face {
  font-family: 'Pretendard Variable';
  font-weight: 45 920;
  font-style: normal;
  font-display: swap;
  src: url('/assets/fonts/PretendardVariable.woff2') format('woff2-variations');
}

/* ─── Mobile Design Tokens ─── */
:root {
  --bg: #09090b;
  --bg-surface: #111115;
  --bg-elevated: #17171d;
  --bg-card: rgba(18, 18, 23, 0.85);
  --bg-card-active: #1d1c24;

  --ink: #f5f3ee;
  --ink-secondary: #c2beba;
  --ink-mute: #8e8c85;
  --ink-faint: #3e3b36;
  --ink-contrast: #09090b;

  --accent-warm: #dfd2b8;
  --accent-warm-light: #ece3d2;
  --accent-glow: rgba(223, 210, 184, 0.15);

  --rule: #1c1b20;
  --rule-light: rgba(255, 255, 255, 0.08);
  --rule-bright: rgba(255, 255, 255, 0.18);

  --font-sans: "Pretendard Variable", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  --header-height: 58px;
  --bottom-bar-height: 64px;

  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ─── Reset & Mobile Base ─── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  width: 100%;
}

body {
  position: relative;
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
  line-height: 1.65;
  background-color: var(--bg);
  color: var(--ink);
  letter-spacing: -0.015em;
  padding-bottom: calc(var(--bottom-bar-height) + var(--safe-bottom) + 20px);
}

/* Strictly prevent any italic style on Korean fonts */
* {
  font-style: normal !important;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  color: inherit;
  cursor: pointer;
  touch-action: manipulation;
}

ul, ol {
  list-style: none;
}

input, select, textarea {
  font-family: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
  font-size: 16px; /* Prevents iOS auto-zoom */
}

/* ─── Background Atmospherics (Mobile Optimized) ─── */
.bg-mobile-atmosphere {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-ambient-top {
  position: absolute;
  top: -120px;
  right: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(223, 210, 184, 0.07) 0%, rgba(9, 9, 11, 0) 70%);
  border-radius: 50%;
}

.bg-ambient-mid {
  position: absolute;
  top: 45%;
  left: -100px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(223, 210, 184, 0.04) 0%, rgba(9, 9, 11, 0) 70%);
  border-radius: 50%;
}

.bg-grid-mobile {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.6;
}

/* ─── Layout Shell ─── */
.m-site-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

.m-container {
  width: 100%;
  max-width: 680px;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: auto;
  margin-right: auto;
}

.m-section,
.m-hero,
[id] {
  scroll-margin-top: calc(var(--header-height) + var(--safe-top) + 20px);
}

/* ─── Header ─── */
.m-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(var(--header-height) + var(--safe-top));
  padding-top: var(--safe-top);
  background: rgba(9, 9, 11, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--rule-light);
  z-index: 100;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.m-header.scrolled {
  background: rgba(9, 9, 11, 0.94);
  border-bottom-color: var(--rule-bright);
}

.m-header-inner {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.m-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.m-brand-mark {
  display: flex;
  align-items: center;
  gap: 5px;
}

.m-brand-title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.22rem;
  letter-spacing: -0.04em;
  color: var(--ink);
}

.m-brand-square {
  display: inline-block;
  width: 5px;
  height: 5px;
  background: var(--accent-warm);
}

.m-brand-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  padding-left: 2px;
  border-left: 1px solid var(--rule-light);
  padding-left: 8px;
}

.m-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.m-btn-quick-inquire {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 36px;
  min-height: 44px;
  padding: 0 13px;
  border: 1px solid var(--rule-bright);
  background: rgba(223, 210, 184, 0.05);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  transition: all 0.2s ease;
}

.m-btn-quick-inquire:active {
  background: var(--accent-warm);
  color: var(--ink-contrast);
  border-color: var(--accent-warm);
}

.m-nav-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  padding: 0;
  position: relative;
  z-index: 102;
  cursor: pointer;
}

.m-nav-toggle .line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s var(--ease-smooth), opacity 0.2s ease;
  transform-origin: center;
}

.m-nav-toggle.active .line:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.m-nav-toggle.active .line:nth-child(2) {
  opacity: 0;
}

.m-nav-toggle.active .line:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ─── Mobile Drawer Menu ─── */
.m-drawer {
  position: fixed;
  inset: 0;
  background: rgba(9, 9, 11, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-height) + var(--safe-top) + 24px) 24px calc(var(--safe-bottom) + 32px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.25s ease, transform 0.25s var(--ease-expo), visibility 0.25s;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.m-drawer.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.m-drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: 100%;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.m-drawer-link {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.55rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule-light);
  transition: color 0.2s ease;
}

.m-drawer-link .link-arrow {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-warm);
}

.m-drawer-link:active {
  color: var(--accent-warm);
}

.m-drawer-footer {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 24px;
  width: 100%;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.m-drawer-footer-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
}

.m-drawer-email-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
  font-size: 0.95rem;
  font-family: var(--font-mono);
  color: var(--ink);
}

.m-drawer-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
}

/* ─── Hero Section ─── */
.m-hero {
  padding-top: 36px;
  padding-bottom: 48px;
  position: relative;
}

.m-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(223, 210, 184, 0.06);
  border: 1px solid rgba(223, 210, 184, 0.15);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--accent-warm);
  margin-bottom: 20px;
}

.m-hero-eyebrow .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-warm);
  animation: pulse-dot-glow 2.4s infinite ease-in-out;
}

@keyframes pulse-dot-glow {
  0%, 100% { opacity: 0.35; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}

.m-hero-title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.35rem, 9.5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.045em;
  color: var(--ink);
  margin-bottom: 22px;
  word-break: keep-all;
}

.m-hero-title span {
  display: block;
}

.m-hero-title .title-sub {
  color: var(--accent-warm);
}

.m-hero-desc {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--ink-secondary);
  margin-bottom: 32px;
  word-break: keep-all;
}

.m-hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.m-btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  background: var(--accent-warm);
  color: var(--ink-contrast);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.02em;
  border-radius: 3px;
  transition: transform 0.15s ease, opacity 0.2s ease, background-color 0.2s ease;
  width: 100%;
}

.m-btn-primary:active {
  transform: scale(0.985);
  background: var(--accent-warm-light);
}

.m-btn-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 50px;
  background: var(--bg-surface);
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  border: 1px solid var(--rule-bright);
  border-radius: 3px;
  transition: transform 0.15s ease, background-color 0.2s ease;
  width: 100%;
}

.m-btn-secondary:active {
  transform: scale(0.985);
  background: var(--bg-elevated);
}

/* ─── Kinetic Marquee Banner ─── */
.m-marquee-section {
  width: 100%;
  overflow: hidden;
  border-top: 1px solid var(--rule-light);
  border-bottom: 1px solid var(--rule-light);
  background: rgba(17, 17, 21, 0.4);
  padding: 13px 0;
  user-select: none;
}

.m-marquee-track {
  display: flex;
  width: max-content;
  animation: m-marquee-scroll 24s linear infinite;
  white-space: nowrap;
}

.m-marquee-item {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.m-marquee-sep {
  display: inline-block;
  width: 3px;
  height: 3px;
  background: var(--accent-warm);
}

@keyframes m-marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ─── Common Section Architecture ─── */
.m-section {
  padding-top: 56px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--rule-light);
}

.m-section-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--accent-warm);
  margin-bottom: 10px;
}

.m-section-heading {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.75rem, 6.8vw, 2.3rem);
  line-height: 1.18;
  letter-spacing: -0.04em;
  color: var(--ink);
  margin-bottom: 18px;
  word-break: keep-all;
}

.m-section-summary {
  font-size: 0.96rem;
  line-height: 1.68;
  color: var(--ink-secondary);
  margin-bottom: 32px;
  word-break: keep-all;
}

/* ─── Philosophy Section ─── */
.m-manifesto-card {
  padding: 24px 20px;
  background: rgba(23, 23, 29, 0.45);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
  margin-bottom: 28px;
}

.m-manifesto-quote {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.32rem;
  line-height: 1.45;
  letter-spacing: -0.03em;
  color: var(--ink);
  word-break: keep-all;
}

.m-manifesto-quote .highlight {
  color: var(--accent-warm);
}

.m-pillars-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.m-pillar-card {
  padding: 20px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
}

.m-pillar-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--accent-warm);
  margin-bottom: 10px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(223, 210, 184, 0.25);
}

.m-pillar-heading {
  font-weight: 700;
  font-size: 1.08rem;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 8px;
  word-break: keep-all;
}

.m-pillar-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--ink-secondary);
  word-break: keep-all;
}

/* ─── Services Accordion Stream ─── */
.m-services-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.m-service-card {
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
  overflow: hidden;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.m-service-card.active {
  border-color: var(--rule-bright);
  background: rgba(23, 23, 29, 0.9);
}

.m-service-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 18px;
  text-align: left;
  gap: 12px;
}

.m-service-titles {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.m-service-ko {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.m-service-en {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
}

.m-service-indicator {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--rule-light);
  color: var(--accent-warm);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-smooth), background-color 0.25s ease;
}

.m-service-card.active .m-service-indicator {
  transform: rotate(45deg);
  background: rgba(223, 210, 184, 0.12);
  border-color: var(--accent-warm);
}

.m-service-drawer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-smooth);
}

.m-service-drawer-inner {
  padding: 0 18px 22px 18px;
  border-top: 1px solid var(--rule-light);
}

.m-service-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--ink-secondary);
  padding: 16px 0 14px 0;
  word-break: keep-all;
}

.m-spec-group {
  margin-top: 14px;
  padding: 14px;
  background: rgba(9, 9, 11, 0.6);
  border: 1px solid var(--rule-light);
  border-radius: 3px;
}

.m-spec-group-title {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--accent-warm);
  margin-bottom: 10px;
}

.m-spec-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.m-spec-item {
  font-size: 0.88rem;
  color: var(--ink-secondary);
  position: relative;
  padding-left: 14px;
  line-height: 1.5;
  word-break: keep-all;
}

.m-spec-item::before {
  content: "·";
  position: absolute;
  left: 3px;
  top: 0;
  color: var(--accent-warm);
  font-weight: 700;
}

/* ─── Engineering Stack Matrix ─── */
.m-tech-matrix {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.m-tech-card {
  padding: 20px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
}

.m-tech-domain {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--accent-warm);
  margin-bottom: 8px;
}

.m-tech-title {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 8px;
}

.m-tech-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink-secondary);
  margin-bottom: 14px;
  word-break: keep-all;
}

.m-tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.m-tech-pill {
  padding: 5px 10px;
  background: rgba(23, 23, 29, 0.7);
  border: 1px solid var(--rule-light);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  color: var(--ink);
}

/* ─── Work Process ─── */
.m-process-stepper {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  padding-left: 20px;
  border-left: 1px solid var(--rule-light);
  margin-left: 8px;
}

.m-step-card {
  position: relative;
  padding: 18px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
}

.m-step-card::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent-warm);
}

.m-step-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent-warm);
  margin-bottom: 6px;
  display: block;
}

.m-step-title {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 8px;
  word-break: keep-all;
}

.m-step-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink-secondary);
  margin-bottom: 12px;
  word-break: keep-all;
}

.m-step-outcome {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--rule-light);
  font-size: 0.8rem;
}

.m-step-outcome-label {
  font-family: var(--font-mono);
  color: var(--ink-mute);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.m-step-outcome-value {
  color: var(--accent-warm);
  font-weight: 500;
}

/* ─── Inquiry / Contact Section ─── */
.m-inquiry-box {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.m-direct-contact-card {
  padding: 22px 18px;
  background: rgba(23, 23, 29, 0.6);
  border: 1px solid var(--rule-bright);
  border-radius: 4px;
}

.m-direct-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  margin-bottom: 8px;
}

.m-direct-email-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--accent-warm);
  margin-bottom: 12px;
}

.m-btn-copy-email {
  width: 100%;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(223, 210, 184, 0.08);
  border: 1px solid var(--rule-bright);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink);
  transition: all 0.2s ease;
}

.m-btn-copy-email:active {
  background: var(--accent-warm);
  color: var(--ink-contrast);
}

.m-reply-guarantee {
  margin-top: 14px;
  font-size: 0.82rem;
  color: var(--ink-mute);
  line-height: 1.55;
  display: flex;
  align-items: flex-start;
  gap: 7px;
}

.m-reply-guarantee .dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-warm);
  margin-top: 6px;
  flex-shrink: 0;
}

/* ─── Mobile Minimal Form ─── */
.m-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
  padding: 22px 18px;
}

.m-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.m-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-secondary);
}

.m-textarea {
  width: 100%;
  min-height: 130px;
  padding: 14px;
  background: var(--bg);
  border: 1px solid var(--rule-bright);
  border-radius: 3px;
  color: var(--ink);
  font-size: 16px; /* Essential: prevents iOS auto-zoom */
  line-height: 1.6;
  resize: vertical;
  transition: border-color 0.2s ease;
}

.m-textarea:focus {
  border-color: var(--accent-warm);
}

.m-textarea::placeholder {
  color: var(--ink-faint);
  font-size: 0.88rem;
}

.m-input {
  width: 100%;
  height: 50px;
  padding: 0 14px;
  background: var(--bg);
  border: 1px solid var(--rule-bright);
  border-radius: 3px;
  color: var(--ink);
  font-size: 16px;
  transition: border-color 0.2s ease;
}

.m-input:focus {
  border-color: var(--accent-warm);
}

.m-input::placeholder {
  color: var(--ink-faint);
  font-size: 0.88rem;
}

.m-privacy-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 4px;
}

.m-privacy-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--ink-mute);
  cursor: pointer;
}

.m-privacy-checkbox {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent-warm);
  flex-shrink: 0;
}

.m-btn-submit {
  width: 100%;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent-warm);
  color: var(--ink-contrast);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
  border-radius: 3px;
  margin-top: 6px;
  transition: transform 0.15s ease, background-color 0.2s ease;
}

.m-btn-submit:active {
  transform: scale(0.985);
  background: var(--accent-warm-light);
}

.m-btn-submit:disabled {
  opacity: 0.6;
  pointer-events: none;
}

/* ─── FAQ Accordion ─── */
.m-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.m-faq-card {
  background: var(--bg-surface);
  border: 1px solid var(--rule-light);
  border-radius: 4px;
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.m-faq-card.active {
  border-color: var(--rule-bright);
}

.m-faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px;
  text-align: left;
  gap: 12px;
}

.m-faq-question {
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.5;
  word-break: keep-all;
}

.m-faq-icon {
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent-warm);
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.m-faq-card.active .m-faq-icon {
  transform: rotate(45deg);
}

.m-faq-drawer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s var(--ease-smooth);
}

.m-faq-answer {
  padding: 0 18px 18px 18px;
  border-top: 1px solid var(--rule-light);
  font-size: 0.9rem;
  line-height: 1.68;
  color: var(--ink-secondary);
  word-break: keep-all;
  padding-top: 14px;
}

/* ─── Footer ─── */
.m-footer {
  padding-top: 48px;
  padding-bottom: 24px;
  background: #060608;
  border-top: 1px solid var(--rule-light);
}

.m-footer-watermark {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 1.8rem;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.08);
  margin-bottom: 20px;
  user-select: none;
}

.m-footer-lead {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--ink-secondary);
  margin-bottom: 24px;
  word-break: keep-all;
}

.m-footer-nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--rule-light);
  margin-bottom: 24px;
}

.m-footer-nav-col h5 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent-warm);
  margin-bottom: 12px;
}

.m-footer-nav-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.m-footer-nav-col a {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  transition: color 0.2s ease;
}

.m-footer-nav-col a:active {
  color: var(--accent-warm);
}

.m-footer-switch-wrap {
  margin-bottom: 24px;
  text-align: center;
}

.m-btn-switch-desktop {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border: 1px solid var(--rule-bright);
  background: var(--bg-surface);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink);
  transition: all 0.2s ease;
  width: 100%;
}

.m-btn-switch-desktop:active {
  background: var(--bg-elevated);
  border-color: var(--accent-warm);
}

.m-footer-legal {
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--ink-mute);
  margin-bottom: 20px;
  word-break: keep-all;
}

.m-footer-legal span {
  display: inline-block;
  margin-right: 6px;
}

.m-footer-legal .sep {
  opacity: 0.3;
}

.m-footer-copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
}

/* ─── Bottom Floating Contact CTA Bar ─── */
.m-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: calc(var(--bottom-bar-height) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: rgba(9, 9, 11, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--rule-bright);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 16px;
  padding-right: 16px;
  transform: translateY(100%);
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.3s var(--ease-expo), visibility 0.3s;
}

.m-bottom-bar.visible {
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}

.m-bottom-bar.keyboard-open {
  display: none !important;
}

.m-bottom-bar-inner {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.m-bottom-btn-direct {
  flex: 1;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-bright);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink);
}

.m-bottom-btn-direct:active {
  background: var(--bg-elevated);
}

.m-bottom-btn-inquire {
  flex: 1.4;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent-warm);
  color: var(--ink-contrast);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: -0.02em;
  border-radius: 3px;
}

.m-bottom-btn-inquire:active {
  background: var(--accent-warm-light);
}

/* ─── Modal Overlay ─── */
.m-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s;
}

.m-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.m-modal-card {
  width: 100%;
  max-width: 380px;
  background: var(--bg-surface);
  border: 1px solid var(--rule-bright);
  border-radius: 6px;
  padding: 28px 22px;
  transform: translateY(12px) scale(0.96);
  transition: transform 0.25s var(--ease-expo);
}

.m-modal-overlay.open .m-modal-card {
  transform: translateY(0) scale(1);
}

.m-modal-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent-warm);
  margin-bottom: 12px;
}

.m-modal-title {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 12px;
  word-break: keep-all;
}

.m-modal-body {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--ink-secondary);
  margin-bottom: 22px;
  word-break: keep-all;
}

.m-modal-code-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  padding: 10px 14px;
  background: rgba(223, 210, 184, 0.08);
  border: 1px solid var(--rule-bright);
  border-radius: 4px;
}

.m-modal-code-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-mute);
}

.m-modal-code {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--accent-warm);
}

.m-modal-dismiss {
  width: 100%;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-warm);
  color: var(--ink-contrast);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 3px;
}

.m-modal-dismiss:active {
  background: var(--accent-warm-light);
}