@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&family=DM+Mono:wght@400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --teal:       #1D9E75;
  --teal-light: #5DCAA5;
  --teal-dark:  #0F6E56;
  --black:      #1A1F1D;
  --surface:    #202624;
  --surface-2:  #262D2B;
  --off-white:  #F4F5F0;
  --gray-mid:   #8A9290;
  --gray-light: #E5E7E2;
  --amber:      #BA7517;
  --white:      #FFFFFF;
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  14px;
  --ease:       cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--black);
  color: var(--off-white);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--teal-light);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ─── LAYOUT ─── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

section { padding: 6rem 0; scroll-margin-top: 80px; }

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  background: rgba(26,31,29,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 10px; }

.logo-mark {
  width: 34px;
  height: 34px;
  background: var(--teal);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--white);
  letter-spacing: -0.5px;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}

.logo:hover .logo-mark { background: var(--teal-light); transform: rotate(-4deg); }

.logo-name {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--off-white);
}

.logo-sub {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-top: 1px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 13px;
  color: var(--gray-mid);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s var(--ease);
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0;
  height: 1px;
  background: var(--teal-light);
  transition: width 0.25s var(--ease);
}

.nav-links a:hover { color: var(--off-white); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  font-size: 13px;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  background: var(--teal);
  color: var(--white);
  border-radius: var(--radius-sm);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
  display: inline-block;
}

.nav-cta:hover { background: var(--teal-dark); transform: translateY(-1px); }

/* ─── HERO ─── */
#hero {
  padding: 10rem 0 7rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-light);
  margin-bottom: 1.75rem;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--teal-light);
}

.hero-headline {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--white);
  max-width: 780px;
  margin-bottom: 1.5rem;
}

.hero-headline em {
  font-style: normal;
  color: var(--teal-light);
}

.hero-sub {
  font-size: 1.0625rem;
  color: var(--gray-mid);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.btn-primary {
  font-size: 14px;
  font-weight: 500;
  padding: 0.75rem 1.75rem;
  background: var(--teal);
  color: var(--white);
  border-radius: var(--radius-sm);
  display: inline-block;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.btn-primary:hover {
  background: var(--teal-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(15,110,86,0.25);
}

.btn-ghost {
  font-size: 14px;
  color: var(--gray-mid);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s var(--ease);
}

.btn-ghost:hover { color: var(--off-white); }

.btn-ghost svg { width: 14px; height: 14px; transition: transform 0.25s var(--ease); }
.btn-ghost:hover svg { transform: translateX(3px); }

/* ─── DIVIDER LABEL ─── */
.section-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 300;
  letter-spacing: -0.025em;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-body {
  font-size: 1rem;
  color: var(--gray-mid);
  max-width: 560px;
  line-height: 1.75;
}

/* ─── HOW IT WORKS ─── */
#how {
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.07);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.step {
  background: var(--black);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.step:hover {
  transform: translateY(-4px);
  border-color: rgba(93,202,165,0.3);
  background: var(--surface-2);
}

.step-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(29,158,117,0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: background 0.25s var(--ease);
}

.step:hover .step-icon { background: rgba(29,158,117,0.22); }

.step-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--teal-light);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.step-title {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.step-body {
  font-size: 0.9rem;
  color: var(--gray-mid);
  line-height: 1.7;
}

/* ─── VERTICALS ─── */
#verticals { background: var(--black); }

.verticals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.vertical-item {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.vertical-item:hover {
  transform: translateY(-3px);
  background: var(--surface-2);
  border-color: rgba(93,202,165,0.3);
}

.vertical-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(29,158,117,0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.vertical-item:hover .vertical-icon { background: rgba(29,158,117,0.22); transform: scale(1.06); }

.vertical-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--teal-light);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.vertical-name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.35rem;
}

.vertical-desc {
  font-size: 0.8125rem;
  color: var(--gray-mid);
  line-height: 1.6;
}

/* ─── FOR AFFILIATES / ADVERTISERS ─── */
#partners { background: var(--surface); border-top: 1px solid rgba(255,255,255,0.07); border-bottom: 1px solid rgba(255,255,255,0.07); }

.partners-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.partner-card {
  background: var(--black);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.partner-card:hover {
  transform: translateY(-3px);
  border-color: rgba(93,202,165,0.25);
}

.partner-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-light);
  border: 1px solid rgba(93,202,165,0.25);
  padding: 3px 10px;
  border-radius: 99px;
  margin-bottom: 1.5rem;
}

.partner-title {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.partner-body {
  font-size: 0.9rem;
  color: var(--gray-mid);
  line-height: 1.75;
  margin-bottom: 1.75rem;
}

.partner-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.partner-list li {
  font-size: 0.875rem;
  color: var(--off-white);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  transition: transform 0.2s var(--ease);
}

.partner-list li:hover { transform: translateX(2px); }

.partner-list li::before {
  content: '';
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
  margin-top: 7px;
  flex-shrink: 0;
  transition: background 0.2s var(--ease);
}

.partner-list li:hover::before { background: var(--teal-light); }

/* ─── WHY TEGRIDY ─── */
#why { background: var(--black); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
}

.why-item { transition: transform 0.25s var(--ease); }
.why-item:hover { transform: translateY(-2px); }

.why-item-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.why-item-body {
  font-size: 0.875rem;
  color: var(--gray-mid);
  line-height: 1.7;
}

.why-rule {
  width: 24px;
  height: 2px;
  background: var(--teal);
  margin-bottom: 1.25rem;
  border-radius: 1px;
  transition: width 0.3s var(--ease);
}

.why-item:hover .why-rule { width: 40px; background: var(--teal-light); }

/* ─── CONTACT & PARTNERSHIP FORM ─── */
#contact {
  background: var(--surface);
  border-top: 1px solid rgba(255,255,255,0.07);
}

.contact-head { text-align: center; margin-bottom: 3.5rem; }

.contact-headline {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 1rem;
}

.contact-sub {
  font-size: 1rem;
  color: var(--gray-mid);
  max-width: 480px;
  margin: 0 auto;
}

.contact-form {
  max-width: 680px;
  margin: 0 auto;
  background: var(--black);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.field-group {
  margin-bottom: 1.75rem;
}

.field-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 0.75rem;
}

/* role selector */
.role-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.role-option { position: relative; }

.role-option input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.role-option label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--gray-mid);
  text-align: center;
  transition: all 0.2s var(--ease);
  cursor: pointer;
}

.role-option label:hover { border-color: rgba(93,202,165,0.4); color: var(--off-white); }

.role-option input:checked + label {
  background: rgba(29,158,117,0.14);
  border-color: var(--teal);
  color: var(--teal-light);
  font-weight: 500;
}

.role-option input:focus-visible + label { outline: 2px solid var(--teal-light); outline-offset: 2px; }

/* field grid */
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  color: var(--off-white);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.contact-form textarea {
  resize: vertical;
  min-height: 110px;
  line-height: 1.6;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(138,146,144,0.6); }

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--teal-light);
  background: var(--surface-2);
}

.contact-form 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 d='M1 1l5 5 5-5' stroke='%238A9290' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  cursor: pointer;
}

.field-optional {
  font-size: 10px;
  text-transform: none;
  letter-spacing: 0;
  color: rgba(138,146,144,0.7);
  font-weight: 400;
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.form-note {
  font-size: 0.78rem;
  color: var(--gray-mid);
  line-height: 1.6;
  max-width: 320px;
}

.btn-submit {
  font-size: 14px;
  font-weight: 500;
  padding: 0.85rem 2rem;
  background: var(--teal);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  flex-shrink: 0;
}

.btn-submit:hover {
  background: var(--teal-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(15,110,86,0.25);
}

.contact-alt {
  text-align: center;
  margin-top: 2.5rem;
  font-size: 0.875rem;
  color: var(--gray-mid);
}

.contact-alt a {
  color: var(--teal-light);
  font-weight: 500;
  transition: color 0.2s var(--ease);
}

.contact-alt a:hover { color: var(--off-white); }

/* ─── FOOTER ─── */
footer {
  padding: 2rem 0;
  border-top: 1px solid rgba(255,255,255,0.07);
  background: var(--black);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 12px;
  color: var(--gray-mid);
}

.footer-legal {
  font-size: 12px;
  color: rgba(107,114,128,0.5);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .nav-links { display: none; }
  .steps { grid-template-columns: 1fr; }
  .verticals-grid { grid-template-columns: 1fr 1fr; }
  .partners-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .footer-inner { flex-direction: column; gap: 0.75rem; text-align: center; }
  .contact-form { padding: 1.75rem 1.5rem; }
  .role-options { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .form-submit { flex-direction: column; align-items: stretch; }
  .form-note { max-width: none; order: 2; }
  .btn-submit { order: 1; width: 100%; }
}

@media (max-width: 480px) {
  .verticals-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}