/* ==========================================================================
   Arthav — Financial & Investment Consulting
   Clean, modern stylesheet
   ========================================================================== */

:root {
  --navy: #0f1f3d;
  --navy-light: #16294f;
  --gold: #b8894f;
  --gold-light: #d9b078;
  --ink: #1c2430;
  --muted: #5c6675;
  --paper: #ffffff;
  --paper-alt: #f6f7f9;
  --border: #e6e8ec;
  --radius: 10px;
  --max-width: 1120px;
  --shadow: 0 10px 30px rgba(15, 31, 61, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--navy);
}

.brand .brand-mark {
  color: var(--gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.15s ease;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--navy);
}

.nav-links a.active {
  border-bottom-color: var(--gold);
}

.nav-cta {
  background: var(--navy);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px !important;
  border-bottom: none !important;
}

.nav-cta:hover {
  background: var(--navy-light);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  transition: 0.2s ease;
}

/* ---------- Hero ---------- */

.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 55%, #1c3766 100%);
  color: #fff;
  padding: 100px 0 110px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 137, 79, 0.25) 0%, rgba(184, 137, 79, 0) 70%);
}

.hero .eyebrow {
  color: var(--gold-light);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 48px;
  line-height: 1.15;
  margin: 0 0 22px;
  max-width: 680px;
  font-weight: 700;
}

.hero p.lead {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 560px;
  margin: 0 0 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--gold);
  color: #fff;
}

.btn-primary:hover {
  background: var(--gold-light);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}

.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.btn-dark-outline {
  border-color: var(--navy);
  color: var(--navy);
}

.btn-dark-outline:hover {
  background: var(--navy);
  color: #fff;
}

/* ---------- Sections ---------- */

section {
  padding: 88px 0;
}

.section-alt {
  background: var(--paper-alt);
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head .eyebrow {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: 34px;
  margin: 0 0 14px;
  color: var(--navy);
  font-weight: 700;
}

.section-head p {
  color: var(--muted);
  font-size: 16px;
}

.section-head.left {
  text-align: left;
  margin: 0 0 48px;
}

/* ---------- Grid / Cards ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: rgba(184, 137, 79, 0.12);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 20px;
  font-weight: 700;
}

.card h3 {
  font-size: 19px;
  margin: 0 0 10px;
  color: var(--navy);
}

.card p {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}

/* ---------- Stats ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.stats .stat-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--gold-light);
  overflow-wrap: break-word;
}

.stats .stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 6px;
}

/* ---------- Quote / Philosophy block ---------- */

.philosophy {
  background: var(--navy);
  color: #fff;
  border-radius: 16px;
  padding: 56px;
  text-align: center;
}

.philosophy .word {
  font-size: 15px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 18px;
}

.philosophy p {
  font-size: 22px;
  line-height: 1.6;
  max-width: 760px;
  margin: 0 auto;
  font-weight: 400;
}

/* ---------- Values list ---------- */

.value-item {
  display: flex;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}

.value-item:last-child {
  border-bottom: none;
}

.value-item .num {
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  min-width: 32px;
}

.value-item h4 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 17px;
}

.value-item p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

/* ---------- Services detail ---------- */

.service-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}

.service-row:first-of-type {
  padding-top: 0;
}

.service-row:last-of-type {
  border-bottom: none;
}

.service-row .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(184, 137, 79, 0.1);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.service-row h3 {
  font-size: 22px;
  color: var(--navy);
  margin: 0;
}

.service-row .desc p {
  color: var(--muted);
  margin: 0 0 16px;
}

.service-row ul {
  margin: 0;
  padding-left: 20px;
  color: var(--ink);
}

.service-row li {
  margin-bottom: 8px;
  font-size: 15px;
}

/* ---------- Process steps ---------- */

.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.process .step {
  position: relative;
  padding-top: 8px;
}

.process .step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  display: block;
  margin-bottom: 14px;
}

.process .step h4 {
  color: var(--navy);
  margin: 0 0 8px;
  font-size: 16px;
}

.process .step p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

/* ---------- CTA band ---------- */

.cta-band {
  background: linear-gradient(135deg, var(--navy), #1c3766);
  color: #fff;
  border-radius: 16px;
  padding: 56px;
  text-align: center;
}

.cta-band h2 {
  font-size: 28px;
  margin: 0 0 14px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.75);
  margin: 0 0 28px;
}

/* ---------- Contact page ---------- */

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
}

.contact-info .item {
  margin-bottom: 28px;
}

.contact-info .label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 6px;
}

.contact-info .value {
  font-size: 17px;
  color: var(--navy);
  font-weight: 600;
}

.contact-info .value a:hover {
  color: var(--gold);
}

form.contact-form {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.form-row {
  margin-bottom: 20px;
}

.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 15px;
  background: #fff;
  color: var(--ink);
}

.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
  outline: none;
  border-color: var(--gold);
}

.form-row textarea {
  resize: vertical;
  min-height: 120px;
}

form.contact-form button {
  width: 100%;
  border: none;
}

.form-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.6);
  padding: 48px 0 28px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 24px;
}

.footer-brand {
  color: #fff;
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 8px;
}

.footer-brand .brand-mark {
  color: var(--gold);
}

.footer-tagline {
  font-size: 14px;
  max-width: 320px;
}

.footer-links {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-links h5 {
  color: #fff;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
}

.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: 10px;
  font-size: 14px;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .process {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-wrap {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 36px;
  }
  .philosophy {
    padding: 36px 24px;
  }
  .philosophy p {
    font-size: 18px;
  }
  .cta-band {
    padding: 36px 24px;
  }
}

@media (max-width: 640px) {
  .nav-links {
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    width: 100%;
    padding: 12px 0;
  }
  .nav-toggle {
    display: block;
  }
  .nav-cta {
    display: inline-block;
    margin-top: 8px;
  }
  section {
    padding: 56px 0;
  }
  .footer-top {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .stats .stat-num {
    font-size: 24px;
  }
}