/* ==========================================================================
   Vinsetta Studio — Unified Stylesheet
   ========================================================================== */

/* Variables & Reset
   ========================================================================== */

:root {
  --bg:           #F0EDE7;
  --bg-dark:      #E6E2DA;
  --ink:          #1A1815;
  --ink-muted:    #6A6560;
  --accent:       #B8412A;
  --steel:        #5A6068;
  --rule:         #C8C2B8;
  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body:    'Work Sans', system-ui, sans-serif;
  --sp: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--font-body); font-weight: 300; line-height: 1.6; -webkit-font-smoothing: antialiased; }

/* Layout
   ========================================================================== */

.container { max-width: 1100px; margin: 0 auto; padding: 0 calc(var(--sp) * 4); }

/* Skip Link
   ========================================================================== */

.skip-link { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.skip-link:focus { position: fixed; top: 0; left: 0; width: auto; height: auto; padding: calc(var(--sp) * 1.5) calc(var(--sp) * 3); background: var(--accent); color: var(--bg); font-family: var(--font-body); font-size: 0.875rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; z-index: 9999; overflow: visible; outline: none; }

/* Animations
   ========================================================================== */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in    { animation: fadeUp 0.9s ease forwards; }
.fade-in-d1 { animation: fadeUp 0.9s 0.15s ease forwards; opacity: 0; }
.fade-in-d2 { animation: fadeUp 0.9s 0.30s ease forwards; opacity: 0; }

/* Navigation
   ========================================================================== */

nav { padding: calc(var(--sp) * 4) 0; display: flex; justify-content: space-between; align-items: center; border-bottom: 3px solid var(--ink); }
.nav-logo { font-family: var(--font-display); font-weight: 800; font-size: 1.375rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink); text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: calc(var(--sp) * 5); }
.nav-link { font-family: var(--font-body); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); text-decoration: none; transition: color 0.2s; }
.nav-link:hover, .nav-link.active { color: var(--accent); }
.nav-cta { font-family: var(--font-body); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink); text-decoration: none; border: 2px solid var(--ink); padding: calc(var(--sp) * 1) calc(var(--sp) * 2.5); transition: background 0.2s, color 0.2s; }
.nav-cta:hover, .nav-cta.active { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-hamburger span { display: block; width: 24px; height: 2px; background: var(--ink); transition: all 0.3s; }
.mobile-menu { display: none; flex-direction: column; gap: 0; border-bottom: 3px solid var(--ink); background: var(--bg); }
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: calc(var(--sp) * 3) 0; font-family: var(--font-body); font-size: 0.875rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-muted); text-decoration: none; border-bottom: 1px solid var(--rule); }
.mobile-menu a:last-child { border-bottom: none; }

/* Buttons
   ========================================================================== */

.btn { display: inline-block; padding: calc(var(--sp) * 2.5) calc(var(--sp) * 5); background: var(--accent); color: var(--bg); font-family: var(--font-body); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; border: 2px solid var(--accent); cursor: pointer; transition: background 0.2s, color 0.2s; }
.btn:hover { background: transparent; color: var(--accent); }
.btn-ghost { display: inline-block; padding: calc(var(--sp) * 2.5) calc(var(--sp) * 5); background: transparent; color: var(--ink); font-family: var(--font-body); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; border: 2px solid var(--ink); transition: background 0.2s, color 0.2s; }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }
.btn-light { display: inline-block; padding: calc(var(--sp) * 2.5) calc(var(--sp) * 5); background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; border: 2px solid var(--bg); transition: background 0.2s, color 0.2s; white-space: nowrap; flex-shrink: 0; }
.btn-light:hover { background: var(--accent); border-color: var(--accent); color: var(--bg); }

/* Shared Section Components
   ========================================================================== */

section { padding: calc(var(--sp) * 14) 0; border-top: 3px solid var(--ink); }
.section-label { font-family: var(--font-body); font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--steel); margin-bottom: calc(var(--sp) * 4); }
.section-heading { font-family: var(--font-display); font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; line-height: 1.0; text-transform: uppercase; letter-spacing: 0.02em; }

/* Page Header (interior pages)
   ========================================================================== */

.page-header { padding: calc(var(--sp) * 14) 0 calc(var(--sp) * 10); }
.page-eyebrow { font-family: var(--font-body); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--steel); margin-bottom: calc(var(--sp) * 4); }
.page-title { font-family: var(--font-display); font-size: clamp(3rem, 8vw, 7rem); font-weight: 800; line-height: 0.92; letter-spacing: 0.01em; text-transform: uppercase; }
.page-title em { font-style: normal; color: var(--accent); }
.page-rule { width: 64px; height: 3px; background: var(--accent); margin: calc(var(--sp) * 5) 0; }
.page-sub { font-size: 1.0625rem; font-weight: 300; color: var(--ink-muted); max-width: 560px; line-height: 1.72; }

/* CTA Band
   ========================================================================== */

.cta-band { background: var(--ink); padding: calc(var(--sp) * 14) 0; }
.cta-band-inner { display: flex; justify-content: space-between; align-items: center; gap: calc(var(--sp) * 8); }
.cta-band h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 700; text-transform: uppercase; line-height: 1.0; color: var(--bg); }
.cta-band p { font-size: 1rem; font-weight: 300; color: #9A9590; margin-top: calc(var(--sp) * 2); max-width: 400px; }

/* Footer
   ========================================================================== */

footer { background: #0F0E0C; padding: calc(var(--sp) * 5) 0; border-top: 3px solid var(--accent); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-logo { font-family: var(--font-display); font-size: 1rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; color: #8A8886; }
.footer-links { display: flex; gap: calc(var(--sp) * 4); }
.footer-links a { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: #8A8886; text-decoration: none; transition: color 0.2s; padding: 8px 4px; }
.footer-links a:hover { color: var(--accent); }
.footer-meta { font-size: 0.75rem; font-weight: 400; color: #8A8886; letter-spacing: 0.08em; text-transform: uppercase; }

/* ==========================================================================
   Index — Hero
   ========================================================================== */

.hero { padding: calc(var(--sp) * 16) 0 calc(var(--sp) * 14); }
.hero-eyebrow { font-family: var(--font-body); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--steel); margin-bottom: calc(var(--sp) * 4); }
.hero-title { font-family: var(--font-display); font-size: clamp(4rem, 12vw, 9rem); font-weight: 800; line-height: 0.92; letter-spacing: 0.01em; text-transform: uppercase; margin-bottom: calc(var(--sp) * 6); }
.hero-title em { font-style: normal; color: var(--accent); }
.hero-rule { width: 64px; height: 3px; background: var(--accent); margin-bottom: calc(var(--sp) * 6); }
.hero-sub { font-size: 1.125rem; font-weight: 300; color: var(--ink-muted); max-width: 520px; line-height: 1.7; margin-bottom: calc(var(--sp) * 9); }
.hero-actions { display: flex; gap: calc(var(--sp) * 3); flex-wrap: wrap; align-items: center; }

/* Index — Services Grid
   ========================================================================== */

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: calc(var(--sp) * 10); border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); }
.service-item { padding: calc(var(--sp) * 5); border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.service-number { font-family: var(--font-display); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.14em; color: var(--accent); margin-bottom: calc(var(--sp) * 3); }
.service-name { font-family: var(--font-display); font-size: 1.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.0; margin-bottom: calc(var(--sp) * 3); }
.service-desc { font-size: 0.9375rem; font-weight: 300; color: var(--ink-muted); line-height: 1.65; }

/* Index — Work Grid
   ========================================================================== */

.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: calc(var(--sp) * 3); margin-top: calc(var(--sp) * 10); }
.work-card { display: block; text-decoration: none; color: inherit; border: 1px solid var(--rule); overflow: hidden; transition: border-color 0.2s; }
.work-card:hover { border-color: var(--accent); }
.work-thumb { aspect-ratio: 16/10; background: var(--bg-dark); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.work-thumb-label { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--rule); }
.work-info { padding: calc(var(--sp) * 3) calc(var(--sp) * 3.5); border-top: 1px solid var(--rule); }
.work-tag { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin-bottom: calc(var(--sp) * 1); }
.work-name { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.1; }
.work-desc { font-size: 0.8125rem; font-weight: 300; color: var(--ink-muted); margin-top: calc(var(--sp) * 1); line-height: 1.5; }
.work-cta { display: block; margin-top: calc(var(--sp) * 10); text-align: center; }

/* Index — Process Steps
   ========================================================================== */

.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--sp) * 5); margin-top: calc(var(--sp) * 10); }
.step-number { font-family: var(--font-display); font-size: 5rem; font-weight: 800; color: var(--rule); line-height: 1; margin-bottom: calc(var(--sp) * 1); }
.step-title { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: calc(var(--sp) * 1.5); }
.step-desc { font-size: 0.875rem; font-weight: 300; color: var(--ink-muted); line-height: 1.65; }

/* Index — About
   ========================================================================== */

.about-inner { display: grid; grid-template-columns: 240px 1fr; gap: calc(var(--sp) * 14); align-items: start; }
.about-photo { width: 100%; aspect-ratio: 1/1; object-fit: cover; object-position: center top; display: block; margin-bottom: calc(var(--sp) * 3); border: 3px solid var(--ink); }
.about-name { font-family: var(--font-display); font-size: 1.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; line-height: 1.0; margin-top: 0; }
.about-title-sub { font-size: 0.8125rem; font-weight: 400; color: var(--steel); margin-top: calc(var(--sp) * 1); letter-spacing: 0.06em; text-transform: uppercase; }
.about-body { font-size: 1.0625rem; font-weight: 300; color: var(--ink-muted); line-height: 1.78; }
.about-body p + p { margin-top: calc(var(--sp) * 3); }
.about-creds { display: flex; gap: calc(var(--sp) * 7); flex-wrap: wrap; margin-top: calc(var(--sp) * 6); }
.cred { border-left: 3px solid var(--accent); padding-left: calc(var(--sp) * 2); }
.cred-value { font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--ink); line-height: 1; text-transform: uppercase; }
.cred-label { font-size: 0.6875rem; font-weight: 500; color: var(--steel); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 5px; }

/* ==========================================================================
   Services — Pricing
   ========================================================================== */

.pricing-section { padding: calc(var(--sp) * 14) 0; border-top: 3px solid var(--ink); }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: calc(var(--sp) * 10); border: 1px solid var(--rule); }
.pricing-card { padding: calc(var(--sp) * 6); border-right: 1px solid var(--rule); }
.pricing-card:last-child { border-right: none; }
.pricing-card.featured { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.pricing-tier { font-family: var(--font-display); font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); margin-bottom: calc(var(--sp) * 3); }
.pricing-name { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; text-transform: uppercase; line-height: 0.92; letter-spacing: 0.01em; margin-bottom: calc(var(--sp) * 4); }
.pricing-price { font-family: var(--font-display); font-size: 3.5rem; font-weight: 800; line-height: 1; margin-bottom: calc(var(--sp) * 1); }
.pricing-price span { font-size: 1.25rem; font-weight: 600; vertical-align: super; }
.pricing-price-unit { font-size: 0.8125rem; font-weight: 400; color: var(--steel); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: calc(var(--sp) * 5); padding-bottom: calc(var(--sp) * 5); border-bottom: 1px solid var(--rule); }
.pricing-card.featured .pricing-price-unit { border-color: #2E2C2A; color: #9A9590; }
.pricing-desc { font-size: 0.9375rem; font-weight: 300; color: var(--ink-muted); line-height: 1.65; margin-bottom: calc(var(--sp) * 5); }
.pricing-card.featured .pricing-desc { color: #9A9590; }
.pricing-features { list-style: none; display: flex; flex-direction: column; gap: calc(var(--sp) * 2.5); margin-bottom: calc(var(--sp) * 7); }
.pricing-features li { font-size: 0.875rem; font-weight: 300; color: var(--ink-muted); display: flex; gap: calc(var(--sp) * 2); align-items: flex-start; }
.pricing-card.featured .pricing-features li { color: #8A8480; }
.pricing-features li::before { content: '→'; color: var(--accent); font-family: var(--font-display); font-weight: 700; flex-shrink: 0; margin-top: 1px; }
.btn-price { display: block; text-align: center; padding: calc(var(--sp) * 2.5) calc(var(--sp) * 4); background: transparent; color: var(--ink); font-family: var(--font-body); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; border: 2px solid var(--ink); transition: background 0.2s, color 0.2s; }
.btn-price:hover { background: var(--ink); color: var(--bg); }
.pricing-card.featured .btn-price { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.pricing-card.featured .btn-price:hover { background: transparent; color: var(--accent); }

/* Services — Add-ons
   ========================================================================== */

.addons-section { padding: calc(var(--sp) * 14) 0; border-top: 3px solid var(--ink); }
.addons-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: calc(var(--sp) * 10); border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); }
.addon-item { padding: calc(var(--sp) * 5); border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.addon-price { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--accent); line-height: 1; margin-bottom: calc(var(--sp) * 2); }
.addon-name { font-family: var(--font-display); font-size: 1.125rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: calc(var(--sp) * 1.5); }
.addon-desc { font-size: 0.875rem; font-weight: 300; color: var(--ink-muted); line-height: 1.6; }

/* Services — FAQ
   ========================================================================== */

.faq-section { padding: calc(var(--sp) * 14) 0; border-top: 3px solid var(--ink); }
.faq-list { margin-top: calc(var(--sp) * 10); display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--rule); }
.faq-item { padding: calc(var(--sp) * 5) 0; border-bottom: 1px solid var(--rule); display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--sp) * 10); }
.faq-q { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; line-height: 1.2; }
.faq-a { font-size: 0.9375rem; font-weight: 300; color: var(--ink-muted); line-height: 1.72; }

/* ==========================================================================
   Portfolio — Case Studies
   ========================================================================== */

.page-header.portfolio-header { border-bottom: 1px solid var(--rule); }
.case-study { padding: calc(var(--sp) * 16) 0; border-bottom: 1px solid var(--rule); }
.case-study:last-of-type { border-bottom: none; }
.case-meta { display: flex; gap: calc(var(--sp) * 3); flex-wrap: wrap; margin-bottom: calc(var(--sp) * 6); }
.case-tag { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); background: transparent; border: 1px solid var(--accent); padding: calc(var(--sp) * 0.75) calc(var(--sp) * 2); }
.case-inner { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--sp) * 12); align-items: start; }
.case-visual { background: var(--bg-dark); border: 1px solid var(--rule); aspect-ratio: 16/10; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.case-visual-label { font-family: var(--font-display); font-size: 3rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; opacity: 0.15; }
.case-name { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 800; text-transform: uppercase; line-height: 0.92; letter-spacing: 0.01em; margin-bottom: calc(var(--sp) * 4); }
.case-body { font-size: 1rem; font-weight: 300; color: var(--ink-muted); line-height: 1.78; }
.case-body p + p { margin-top: calc(var(--sp) * 3); }
.case-results { display: flex; gap: calc(var(--sp) * 5); flex-wrap: wrap; margin-top: calc(var(--sp) * 6); padding-top: calc(var(--sp) * 6); border-top: 1px solid var(--rule); }
.result-value { font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--ink); line-height: 1; text-transform: uppercase; }
.result-label { font-size: 0.6875rem; font-weight: 500; color: var(--steel); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 4px; }

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-layout { padding: calc(var(--sp) * 16) 0 calc(var(--sp) * 20); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--sp) * 16); align-items: start; }
.contact-eyebrow { font-family: var(--font-body); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--steel); margin-bottom: calc(var(--sp) * 4); }
.contact-title { font-family: var(--font-display); font-size: clamp(3rem, 7vw, 6rem); font-weight: 800; line-height: 0.92; letter-spacing: 0.01em; text-transform: uppercase; margin-bottom: calc(var(--sp) * 5); }
.contact-title em { font-style: normal; color: var(--accent); }
.contact-rule { width: 64px; height: 3px; background: var(--accent); margin-bottom: calc(var(--sp) * 6); }
.contact-intro { font-size: 1.0625rem; font-weight: 300; color: var(--ink-muted); line-height: 1.75; max-width: 440px; }
.contact-direct { margin-top: calc(var(--sp) * 8); padding-top: calc(var(--sp) * 8); border-top: 1px solid var(--rule); }
.contact-direct-label { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--steel); margin-bottom: calc(var(--sp) * 3); }
.contact-email { display: block; font-family: var(--font-display); font-size: 1.375rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; color: var(--ink); text-decoration: none; transition: color 0.2s; }
.contact-email:hover { color: var(--accent); }
.contact-promise { margin-top: calc(var(--sp) * 8); }
.promise-item { display: flex; gap: calc(var(--sp) * 3); align-items: flex-start; margin-bottom: calc(var(--sp) * 4); }
.promise-mark { font-family: var(--font-display); font-size: 1.125rem; font-weight: 800; color: var(--accent); flex-shrink: 0; margin-top: 1px; }
.promise-text { font-size: 0.9375rem; font-weight: 300; color: var(--ink-muted); line-height: 1.6; }

/* Contact — Form
   ========================================================================== */

.contact-form { display: flex; flex-direction: column; gap: calc(var(--sp) * 5); }
.form-field { display: flex; flex-direction: column; gap: calc(var(--sp) * 1.5); }
.form-field label { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--steel); }
.form-field input,
.form-field textarea,
.form-field select {
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--rule);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  padding: calc(var(--sp) * 2) 0;
  resize: none;
  transition: border-color 0.2s;
  appearance: none;
  border-radius: 0;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus { border-color: var(--accent); }
.form-field input:focus-visible,
.form-field textarea:focus-visible,
.form-field select:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-color: var(--accent); }
.form-field select {
  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='%236A6560' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
  padding-right: calc(var(--sp) * 4);
  cursor: pointer;
}
.form-field option { color: var(--ink); background: var(--bg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--sp) * 4); }
.btn-submit { align-self: flex-start; margin-top: calc(var(--sp) * 2); padding: calc(var(--sp) * 2.5) calc(var(--sp) * 6); background: var(--accent); color: var(--bg); font-family: var(--font-body); font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; border: 2px solid var(--accent); cursor: pointer; transition: background 0.2s, color 0.2s; }
.btn-submit:hover { background: transparent; color: var(--accent); }
.form-note { font-size: 0.8125rem; font-weight: 300; color: var(--steel); margin-top: calc(var(--sp) * 1); }
.form-status { font-size: 0.875rem; font-weight: 400; padding: calc(var(--sp) * 2) calc(var(--sp) * 3); margin-top: calc(var(--sp) * 2); display: none; }
.form-status.success { display: block; background: #1A3A1A; color: #7AC47A; border-left: 3px solid #4A9A4A; }
.form-status.error { display: block; background: #3A1A1A; color: #C47A7A; border-left: 3px solid var(--accent); }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  /* Index */
  .work-grid { grid-template-columns: 1fr 1fr; }

  /* Services */
  .pricing-grid { grid-template-columns: 1fr; border: 1px solid var(--rule); }
  .pricing-card { border-right: none; border-bottom: 1px solid var(--rule); }
  .pricing-card:last-child { border-bottom: none; }
  .addons-grid { grid-template-columns: 1fr 1fr; }
  .faq-item { grid-template-columns: 1fr; gap: calc(var(--sp) * 3); }

  /* Portfolio */
  .case-inner { grid-template-columns: 1fr; gap: calc(var(--sp) * 8); }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: calc(var(--sp) * 12); }
}

@media (max-width: 800px) {
  /* Index */
  .services-grid { grid-template-columns: 1fr; border-left: none; }
  .service-item { border-right: none; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .about-inner { grid-template-columns: 1fr; gap: calc(var(--sp) * 8); }

  /* Shared */
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .footer-inner { flex-direction: column; gap: calc(var(--sp) * 3); text-align: center; }
  .footer-links { justify-content: center; }
}

@media (max-width: 600px) {
  /* Index */
  .work-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .about-creds { gap: calc(var(--sp) * 4); }

  /* Services */
  .addons-grid { grid-template-columns: 1fr; border-left: none; }
  .addon-item { border-right: none; }

  /* Contact */
  .form-row { grid-template-columns: 1fr; }
}