/* ===========================================
   DOKUNDESIGN — style.css
   CaaS Landing Page · Light/Dark Theme
=========================================== */

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, video { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font: inherit; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Tokens ── */
:root {
  --green:        #2d6a4f;
  --green-mid:    #40916c;
  --green-light:  #74c69d;
  --green-pale:   #d8f3dc;
  --green-xpale:  #f0faf3;

  --bg:           #f7f7f5;
  --bg-alt:       #efefec;
  --surface:      #ffffff;
  --border:       rgba(0,0,0,.08);
  --text:         #111111;
  --text-mid:     #444444;
  --text-muted:   #888888;

  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    20px;
  --radius-full:  9999px;

  --ease-out:     cubic-bezier(.16,1,.3,1);
  --ease-in-out:  cubic-bezier(.4,0,.2,1);

  --header-h:     68px;
  --section-px:   clamp(24px, 5vw, 80px);
  --section-py:   clamp(80px, 10vh, 140px);
}

[data-theme="dark"] {
  --bg:           #0e0e0c;
  --bg-alt:       #181816;
  --surface:      #1e1e1b;
  --border:       rgba(255,255,255,.08);
  --text:         #f0f0ed;
  --text-mid:     #bbbbbb;
  --text-muted:   #666666;
  --green-pale:   #1b3a2a;
  --green-xpale:  #142a1e;
}

/* ── Base ── */
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .35s var(--ease-in-out), color .35s var(--ease-in-out);
}

/* ── Custom Cursor ── */
.cursor, .cursor-follower {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  transition: opacity .3s;
}
.cursor {
  width: 10px; height: 10px;
  background: var(--green);
  top: -5px; left: -5px;
  transform: translate(0,0);
}
.cursor-follower {
  width: 32px; height: 32px;
  border: 1.5px solid var(--green);
  top: -16px; left: -16px;
  transition: transform .12s var(--ease-out), opacity .3s;
}
@media (hover: none) { .cursor, .cursor-follower { display: none; } }

/* ── Header ── */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--section-px);
  z-index: 100;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.header.scrolled {
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 1rem; letter-spacing: -.02em;
}
.logo-mark {
  width: 28px; height: 28px; border-radius: 7px;
  background: var(--green);
  position: relative;
  flex-shrink: 0;
}
.logo-mark::after {
  content: '';
  position: absolute; inset: 6px;
  border-radius: 3px;
  background: var(--surface);
}

.nav { display: flex; align-items: center; gap: 32px; }
.nav-link {
  font-size: .875rem; font-weight: 500;
  color: var(--text-mid);
  transition: color .2s;
}
.nav-link:hover { color: var(--green); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  width: 38px; height: 38px;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-mid);
  background: var(--bg-alt);
  transition: background .2s, color .2s;
}
.theme-toggle:hover { background: var(--green-pale); color: var(--green); }
.theme-icon { display: flex; align-items: center; justify-content: center; }
[data-theme="light"] .theme-icon-dark,
[data-theme="dark"]  .theme-icon-light { display: none; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-size: .875rem; font-weight: 600;
  transition: background .2s, color .2s, box-shadow .2s, transform .15s;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--green);
  color: #fff;
}
.btn-primary:hover { background: var(--green-mid); box-shadow: 0 4px 16px rgba(45,106,79,.3); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { border-color: var(--green); color: var(--green); }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-full { width: 100%; }

/* ── Mobile Menu ── */
.menu-toggle {
  display: none;
  width: 38px; height: 38px;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
}
.menu-toggle span {
  display: block; width: 20px; height: 1.5px;
  background: var(--text);
  transition: transform .3s, opacity .3s;
}
.menu-toggle.open span:first-child { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.open span:last-child  { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0;
  background: var(--bg);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
  z-index: 90;
  opacity: 0; pointer-events: none;
  transition: opacity .3s var(--ease-in-out);
}
.mobile-menu.open { opacity: 1; pointer-events: all; }
.mobile-nav { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.mobile-nav-link {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700; letter-spacing: -.03em;
  color: var(--text-mid);
  padding: 8px 24px;
  transition: color .2s;
}
.mobile-nav-link:hover { color: var(--green); }
.mobile-cta { margin-top: 24px; }

/* ── Section Dots ── */
.section-nav {
  position: fixed; right: 24px; top: 50%;
  transform: translateY(-50%);
  display: flex; flex-direction: column; gap: 10px;
  z-index: 50;
}
.section-dot {
  position: relative;
  display: flex; align-items: center; justify-content: flex-end; gap: 10px;
}
.section-dot::after {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-muted);
  transition: background .25s, transform .25s;
}
.section-dot.active::after,
.section-dot:hover::after { background: var(--green); transform: scale(1.5); }
.dot-label {
  font-size: .7rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0; transform: translateX(4px);
  transition: opacity .2s, transform .2s;
  pointer-events: none;
  white-space: nowrap;
}
.section-dot:hover .dot-label { opacity: 1; transform: translateX(0); }

@media (max-width: 768px) { .section-nav { display: none; } }

/* ── Sections ── */
.section {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: var(--section-py) var(--section-px);
  padding-top: calc(var(--section-py) + var(--header-h));
  position: relative;
  overflow: hidden;
}
.section-inner {
  width: 100%; max-width: 1280px;
  margin: 0 auto;
  position: relative; z-index: 1;
}
.section-label {
  font-size: .75rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--green);
  margin-bottom: 32px;
}
.section-heading {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800; letter-spacing: -.03em;
  line-height: 1.1;
  margin-bottom: 40px;
}
.section-heading .accent { color: var(--green); }
.body-text {
  font-size: clamp(.95rem, 1.5vw, 1.1rem);
  color: var(--text-mid); line-height: 1.8;
  margin-bottom: 20px;
}

/* ── Reveal Animation ── */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
}
.reveal-up.in-view {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}

/* ── HERO ── */
.section-hero { background: var(--bg); }
.hero-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--green);
  background: var(--green-xpale);
  border: 1px solid var(--green-pale);
  padding: 6px 16px; border-radius: var(--radius-full);
  margin-bottom: 32px;
}
.hero-heading {
  display: flex; flex-direction: column;
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 900; letter-spacing: -.05em; line-height: .95;
  margin-bottom: 28px;
}
.hero-line-accent { color: var(--green); }
.hero-sub {
  max-width: 520px;
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--text-mid); line-height: 1.7;
  margin-bottom: 40px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 64px; }
.hero-scroll-hint {
  display: flex; align-items: center; gap: 12px;
  font-size: .75rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-muted);
}
.scroll-line {
  width: 48px; height: 1px;
  background: var(--text-muted);
  position: relative; overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute; inset: 0;
  background: var(--green);
  transform: translateX(-100%);
  animation: scrollLine 2s var(--ease-in-out) infinite;
}
@keyframes scrollLine {
  0%   { transform: translateX(-100%); }
  50%  { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

/* Hero Visual */
.hero-visual {
  position: absolute; inset: 0; z-index: 0; overflow: hidden;
}
.hero-shape {
  position: absolute; border-radius: 50%;
  filter: blur(60px); opacity: .35;
}
[data-theme="dark"] .hero-shape { opacity: .18; }
.hero-shape-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--green-light), transparent 70%);
  right: -200px; top: -100px;
  animation: float1 8s ease-in-out infinite;
}
.hero-shape-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--green), transparent 70%);
  right: 200px; bottom: 0;
  animation: float2 10s ease-in-out infinite;
}
.hero-shape-3 {
  width: 200px; height: 200px;
  background: radial-gradient(circle, var(--green-light), transparent 70%);
  right: 500px; top: 20%;
  animation: float1 6s ease-in-out infinite reverse;
}
@keyframes float1 {
  0%, 100% { transform: translate(0,0) scale(1); }
  50%       { transform: translate(-20px,-30px) scale(1.05); }
}
@keyframes float2 {
  0%, 100% { transform: translate(0,0); }
  50%       { transform: translate(15px,-20px); }
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 70% 40%, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 70% 40%, black 0%, transparent 70%);
}

/* ── MISSION ── */
.section-mission { background: var(--bg-alt); }
.mission-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
}
.mission-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 28px;
}
.tag {
  font-size: .75rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--green);
  background: var(--green-xpale);
  border: 1px solid var(--green-pale);
  padding: 5px 12px; border-radius: var(--radius-full);
}

/* ── NUMBERS ── */
.section-numbers { background: var(--bg); }
.numbers-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 16px;
}
.number-item {
  padding: 48px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: transform .3s var(--ease-out), box-shadow .3s;
}
.number-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(45,106,79,.12);
}
.number-row {
  display: flex; align-items: baseline; gap: 4px;
  margin-bottom: 12px;
}
.number-value {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900; letter-spacing: -.04em;
  color: var(--text);
  line-height: 1;
}
.number-suffix {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 900; color: var(--green);
}
.number-label {
  font-size: .875rem; color: var(--text-muted); font-weight: 500;
}

/* ── SERVICES ── */
.section-services { background: var(--bg-alt); }
.services-list { display: flex; flex-direction: column; gap: 0; }
.service-item {
  display: grid; grid-template-columns: 64px 1fr 40px;
  align-items: start; gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  cursor: default;
  transition: background .2s;
}
.service-item:first-child { border-top: 1px solid var(--border); }
.service-item:hover .service-arrow { transform: translateX(6px) rotate(0deg); opacity: 1; color: var(--green); }
.service-num {
  padding-left: 10px;
  font-size: .75rem; font-weight: 700; letter-spacing: .1em;
  color: var(--text-muted); padding-top: 4px;
}
.service-title {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 700; letter-spacing: -.02em;
  margin-bottom: 8px;
}
.service-desc {
  font-size: .9rem; color: var(--text-mid); line-height: 1.7; margin-bottom: 12px;
}
.service-tags {
  display: flex; flex-wrap: wrap; gap: 6px;
}
.service-tags li {
  font-size: .72rem; font-weight: 600; color: var(--text-muted);
  background: var(--bg); border: 1px solid var(--border);
  padding: 3px 10px; border-radius: var(--radius-full);
}
.service-arrow {
  color: var(--text-muted);
  opacity: .4;
  padding-top: 2px;
  transition: transform .3s var(--ease-out), opacity .2s, color .2s;
}

/* ── WORK ── */
.section-work { background: var(--bg); }
.work-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.work-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: transform .3s var(--ease-out), box-shadow .3s;
}
.work-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(0,0,0,.08);
}
.work-image { aspect-ratio: 16/9; overflow: hidden; }
.work-placeholder {
  width: 100%; height: 100%;
  transition: transform .5s var(--ease-out);
}
.work-item:hover .work-placeholder { transform: scale(1.04); }
.work-placeholder[data-color="1"] { background: linear-gradient(135deg, #2d6a4f 0%, #74c69d 100%); }
.work-placeholder[data-color="2"] { background: linear-gradient(135deg, #1b4332 0%, #40916c 60%, #b7e4c7 100%); }
.work-placeholder[data-color="3"] { background: linear-gradient(135deg, #081c15 0%, #2d6a4f 50%, #74c69d 100%); }
.work-placeholder[data-color="4"] { background: linear-gradient(135deg, #40916c 0%, #d8f3dc 100%); }
.work-meta { padding: 24px; }
.work-category { font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--green); }
.work-title { font-size: 1.15rem; font-weight: 700; letter-spacing: -.02em; margin: 6px 0; }
.work-desc { font-size: .875rem; color: var(--text-muted); line-height: 1.6; }

/* ── CLIENTS ── */
.section-clients { background: var(--bg-alt); flex-direction: column; justify-content: center; }
.clients-marquee {
  overflow: hidden;
  margin: 0 calc(-1 * var(--section-px));
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 64px;
}
.clients-track {
  display: flex; align-items: center; gap: 40px;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  width: max-content;
}
.client-name {
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 700; letter-spacing: -.02em;
  color: var(--text-muted);
  transition: color .2s;
}
.client-name:hover { color: var(--green); }
.client-sep { color: var(--green); font-size: 1.2rem; }
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.clients-marquee:hover .clients-track { animation-play-state: paused; }

/* Testimonials */
.testimonials { position: relative; }
.testimonial { display: none; max-width: 720px; }
.testimonial.active { display: block; }
.testimonial-text {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 500; letter-spacing: -.01em;
  line-height: 1.6; color: var(--text);
  margin-bottom: 20px;
}
.testimonial-text::before { content: '\201C'; color: var(--green); }
.testimonial-text::after  { content: '\201D'; color: var(--green); }
.testimonial-author { font-size: .875rem; color: var(--text-muted); }
.testimonial-author strong { color: var(--text); }
.testimonial-nav { display: flex; gap: 10px; margin-top: 28px; }
.t-dot {
  width: 24px; height: 4px; border-radius: 2px;
  background: var(--border);
  transition: background .25s, width .25s;
}
.t-dot.active { background: var(--green); width: 40px; }

/* ── CONTACT ── */
.section-contact { background: var(--bg); }
.contact-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
}
.contact-links {
  display: flex; flex-direction: column; gap: 12px;
  margin-top: 32px;
}
.contact-link {
  font-size: .9rem; font-weight: 600; color: var(--text-mid);
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
  transition: color .2s, border-color .2s;
}
.contact-link:hover { color: var(--green); border-color: var(--green); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: .8rem; font-weight: 600; color: var(--text-mid); letter-spacing: .04em; }
.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font: inherit; font-size: .95rem; color: var(--text);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
  -webkit-appearance: none;
}
.form-input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(45,106,79,.12); }
.form-input::placeholder { color: var(--text-muted); }
.form-select { cursor: pointer; }
.form-textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: .75rem; color: var(--text-muted); text-align: center; }
.field-error { font-size: .75rem; color: #c0392b; margin-top: 2px; }
.input-error { border-color: #c0392b !important; box-shadow: 0 0 0 3px rgba(192,57,43,.12) !important; }

/* ── FORM SUCCESS BOX ── */
.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 16px;
  padding: 48px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius, 12px);
  background: var(--bg-alt);
  min-height: 320px;
}
.form-success-icon {
  color: var(--green);
  opacity: .85;
}
.form-success-icon svg {
  display: block;
}
.form-success-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.form-success-text {
  font-size: .95rem;
  color: var(--text-muted);
  max-width: 300px;
  margin: 0;
  line-height: 1.6;
}
.form-success-back {
  margin-top: 8px;
}

/* ── FOOTER ── */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 48px var(--section-px) 32px;
}
.footer-inner { max-width: 1280px; margin: 0 auto; }
.footer-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.footer-tagline { font-size: .8rem; color: var(--text-muted); font-weight: 500; letter-spacing: .06em; text-transform: uppercase; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; }
.footer-copy { font-size: .8rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 24px; }
.footer-link { font-size: .8rem; color: var(--text-muted); transition: color .2s; }
.footer-link:hover { color: var(--green); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .mission-layout, .contact-layout { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 768px) {
  .nav, .header-actions .btn-primary { display: none; }
  .menu-toggle { display: flex; }
  .work-grid { grid-template-columns: 1fr; }
  .service-item { grid-template-columns: 40px 1fr 32px; gap: 16px; }
  .footer-top, .footer-bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
}
@media (max-width: 480px) {
  .numbers-grid { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}

/* ── Scroll Progress Bar ── */
#scroll-progress {
  position: fixed; top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--green);
  transform-origin: left;
  transform: scaleX(0);
  z-index: 200;
  pointer-events: none;
}

/* ── Clip-path reveal ── */
.clip-reveal {
  clip-path: inset(0 100% 0 0);
  opacity: 1 !important;
  transform: none !important;
}

/* ── Split word reveal ── */
.sr-word {
  display: inline-block;
  overflow: hidden;
  line-height: 1.15;
}
.sr-inner { display: inline-block; }

/* ── Mission accent line ── */
.mission-line {
  display: block;
  height: 2px;
  background: var(--green);
  transform-origin: left;
  transform: scaleX(0);
  margin: 32px 0;
  border-radius: 2px;
}

/* ── Number bar ── */
.number-bar {
  height: 2px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 12px;
  overflow: hidden;
}
.number-bar-fill {
  height: 100%;
  background: var(--green);
  transform-origin: left;
  transform: scaleX(0);
  border-radius: 2px;
}

/* ── Testimonials block ── */
.testimonials-block { opacity: 0; }

/* ── Contact wrap ── */
.contact-form-wrap { opacity: 0; }

/* ── Service arrow reset (GSAP controls it) ── */
.service-arrow {
  opacity: 0;
  transform: translateX(-8px);
  color: var(--green);
}


#bend {
  position: absolute;
  z-index: 2;
  width: 100%;
  height: 100%;
  background: transparent;
}