/* =========================================================================
   SM PROGRAMMERS — MAIN STYLESHEET
   Theme: black + gold, inspired directly by the client's logo.
   Fonts: Playfair Display (headings) + Poppins (body), via Google Fonts.
   ========================================================================= */

/* ---------- Design tokens ---------- */
:root {
  --color-bg: #0c0c0d;
  --color-bg-alt: #131313;
  --color-surface: #1a1a1c;
  --color-border: #2b2b2e;
  --color-text: #ececec;
  --color-text-muted: #a8a8ad;
  --color-gold: #d4af37;
  --color-gold-light: #e9cf7a;
  --color-gold-dark: #a9822a;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container-width: 1180px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Reusable pieces ---------- */
.eyebrow {
  display: inline-block;
  color: var(--color-gold);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section { padding: 100px 0; }
.section--alt { background: var(--color-bg-alt); }

.section__head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section__head h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 14px; }
.section__subtitle { color: var(--color-text-muted); font-size: 1.02rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold-dark));
  color: #171712;
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(212, 175, 55, 0.28); }

.btn--ghost {
  border: 1.5px solid var(--color-gold);
  color: var(--color-gold-light);
}
.btn--ghost:hover { background: rgba(212, 175, 55, 0.1); transform: translateY(-2px); }

.btn--block { width: 100%; }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ========================================================================
   NAVBAR
   ========================================================================= */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  background: rgba(12, 12, 13, 0.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), padding var(--transition);
}
.navbar.is-scrolled {
  background: rgba(12, 12, 13, 0.92);
  border-bottom-color: var(--color-border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.navbar__brand { display: flex; align-items: center; gap: 10px; }
.navbar__logo { height: 38px; width: auto; }
.navbar__name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--color-text);
}
.navbar__name em { color: var(--color-gold); font-style: normal; }

.navbar__links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}
.nav-link:hover, .nav-link.is-active { color: var(--color-text); }
.nav-link:not(.nav-link--cta)::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: width var(--transition);
}
.nav-link:not(.nav-link--cta):hover::after,
.nav-link:not(.nav-link--cta).is-active::after { width: 100%; }

.nav-link--cta {
  background: var(--color-gold);
  color: #171712 !important;
  padding: 9px 20px;
  border-radius: 999px;
  font-weight: 600;
}
.nav-link--cta:hover { background: var(--color-gold-light); }

/* Hamburger (hidden on desktop) */
.hamburger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 8px;
  z-index: 1100;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
}
.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}
.hamburger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--color-gold); }
.hamburger.is-active span:nth-child(2) { opacity: 0; }
.hamburger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--color-gold); }

/* ========================================================================
   HERO
   ========================================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  overflow: hidden;
}

.hero__bg-glow {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 700px;
  background: radial-gradient(circle at 50% 0%, rgba(212, 175, 55, 0.18), transparent 60%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  padding-top: 60px;
  padding-bottom: 60px;
}

.hero__logo { height: 88px; width: auto; margin: 0 auto 28px; }

.hero__title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin-bottom: 10px;
  background: linear-gradient(135deg, #fff, var(--color-gold-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__tagline {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--color-gold-light);
  font-weight: 500;
  margin-bottom: 22px;
}

.hero__intro {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto 36px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================================================
   SERVICES — cards grid
   ========================================================================= */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--color-gold-dark);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35);
}

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 55, 0.12);
  color: var(--color-gold);
  margin-bottom: 22px;
}
.card__icon svg { width: 28px; height: 28px; }

.card h3 { font-size: 1.3rem; margin-bottom: 12px; }
.card > p { color: var(--color-text-muted); margin-bottom: 20px; font-size: 0.96rem; }

.card__list { display: flex; flex-direction: column; gap: 10px; }
.card__list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.card__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 7px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
}

/* ========================================================================
   WHY CHOOSE US — values grid
   ========================================================================= */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.value {
  text-align: center;
  padding: 30px 20px;
}

.value__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 50%;
  border: 1.5px solid var(--color-gold-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
}
.value__icon svg { width: 26px; height: 26px; }

.value h3 { font-size: 1.1rem; margin-bottom: 10px; }
.value p { color: var(--color-text-muted); font-size: 0.9rem; }

/* ========================================================================
   PORTFOLIO
   ========================================================================= */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.portfolio-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.portfolio-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.35); }

/* PLACEHOLDER: swap these gradient blocks for real <img> screenshots */
.portfolio-card__img {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.55);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.portfolio-card__img--1 { background: linear-gradient(135deg, #2a2a1f, #4a3d1a); }
.portfolio-card__img--2 { background: linear-gradient(135deg, #1f2626, #3a2e1a); }
.portfolio-card__img--3 { background: linear-gradient(135deg, #26201f, #4a2e1a); }
.portfolio-card__img--4 { background: linear-gradient(135deg, #1f2420, #2e3a1a); }
.portfolio-card__img--5 { background: linear-gradient(135deg, #241f26, #3a1a3a); }
.portfolio-card__img--6 { background: linear-gradient(135deg, #26231f, #4a3d1a); }

.portfolio-card__body { padding: 24px; }

.portfolio-card__tags { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(212, 175, 55, 0.14);
  color: var(--color-gold-light);
}

.portfolio-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.portfolio-card p { color: var(--color-text-muted); font-size: 0.9rem; }

/* ========================================================================
   ABOUT
   ========================================================================= */
.about { max-width: 780px; text-align: center; }
.about__text p { color: var(--color-text-muted); font-size: 1.02rem; margin-top: 8px; }

/* ========================================================================
   TESTIMONIALS — carousel
   ========================================================================= */
.testimonial-carousel { max-width: 760px; margin: 0 auto; }

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial {
  min-width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 44px;
  text-align: center;
}

.testimonial p {
  font-size: 1.15rem;
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--color-text);
  margin-bottom: 20px;
}

.testimonial footer {
  color: var(--color-gold);
  font-size: 0.9rem;
  font-weight: 500;
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 28px;
}

.testimonial-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition), color var(--transition);
}
.testimonial-btn:hover { border-color: var(--color-gold); color: var(--color-gold); }

.testimonial-dots { display: flex; gap: 8px; }
.testimonial-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  transition: background var(--transition), transform var(--transition);
}
.testimonial-dot.is-active { background: var(--color-gold); transform: scale(1.2); }

/* ========================================================================
   CONTACT
   ========================================================================= */
.contact__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 34px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row { display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-size: 0.85rem; font-weight: 500; color: var(--color-text-muted); }

.form-row input,
.form-row textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}
.form-row input.is-invalid,
.form-row textarea.is-invalid { border-color: #d15c5c; }

.form-status {
  font-size: 0.9rem;
  min-height: 1.2em;
}
.form-status.is-success { color: #7fd18a; }
.form-status.is-error { color: #d15c5c; }

.contact-info { display: flex; flex-direction: column; gap: 30px; }
.contact-info__block h3 { font-size: 1.1rem; margin-bottom: 12px; }
.contact-info__block p { color: var(--color-text-muted); margin-bottom: 6px; font-size: 0.95rem; }
.contact-info__block a:hover { color: var(--color-gold); }

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  background: #25D366;
  color: #0c0c0d;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 12px 22px;
  border-radius: 999px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(37, 211, 102, 0.25); }

.social-links h3 { font-size: 1.1rem; margin-bottom: 14px; }
.social-icons { display: flex; gap: 12px; }
.social-icons a {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
}
.social-icons a:hover { border-color: var(--color-gold); color: var(--color-gold); transform: translateY(-3px); }

/* ========================================================================
   FOOTER
   ========================================================================= */
.footer {
  background: #0a0a0b;
  border-top: 1px solid var(--color-border);
  padding: 50px 0 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 34px;
}

.footer__brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-heading); font-weight: 700; }
.footer__logo { height: 32px; width: auto; }

.footer__links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer__links a { color: var(--color-text-muted); font-size: 0.9rem; transition: color var(--transition); }
.footer__links a:hover { color: var(--color-gold); }

.footer__social { display: flex; gap: 12px; }
.footer__social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: border-color var(--transition), color var(--transition);
}
.footer__social a:hover { border-color: var(--color-gold); color: var(--color-gold); }

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: 20px 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* ========================================================================
   BACK TO TOP
   ========================================================================= */
.floating-whatsapp {
  position: fixed;
  right: 24px;
  bottom: 92px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.35);
  z-index: 950;
  transition: transform var(--transition), box-shadow var(--transition);
}
.floating-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(37, 211, 102, 0.4);
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-gold);
  color: #171712;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 900;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* ========================================================================
   RESPONSIVE
   ========================================================================= */
/* Navbar switches to the hamburger/off-canvas menu earlier than the rest of
   the mobile layout: with 7 links + CTA, the row runs out of space well
   before 768px, which was causing it to overflow past the viewport edge
   and create a page-wide horizontal scrollbar. */
@media (max-width: 1024px) {
  .navbar__nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(82vw, 320px);
    height: 100vh;
    background: var(--color-bg-alt);
    border-left: 1px solid var(--color-border);
    padding: 92px 24px 24px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
  }
  .navbar__nav.is-open { transform: translateX(0); }

  .navbar__links {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  .nav-link--cta { margin-top: 8px; }

  .hamburger {
    display: inline-flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
}

@media (max-width: 992px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 18px; }

  .navbar__inner {
    height: 68px;
    min-width: 0;
  }
  .navbar__brand {
    flex: 1 1 0;
    min-width: 0;
    max-width: calc(100% - 66px);
    overflow: hidden;
  }
  .navbar__name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero {
    min-height: auto;
    padding-top: 88px;
  }
  .hero__inner { padding-top: 36px; padding-bottom: 48px; }
  .hero__logo { height: 72px; margin-bottom: 20px; }
  .hero__intro { font-size: 1rem; margin-bottom: 28px; }
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .btn { width: 100%; }

  .section { padding: 72px 0; }
  .section__head { margin-bottom: 40px; }
  .cards-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }

  .testimonial { padding: 30px 22px; }
  .testimonial p { font-size: 1rem; }

  .contact-form { padding: 24px 20px; }
  .whatsapp-btn { align-self: stretch; justify-content: center; }

  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
    padding-bottom: 24px;
  }
  .footer__links {
    flex-direction: column;
    gap: 10px;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 84px;
    width: 54px;
    height: 54px;
  }
  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .navbar__brand {
    gap: 8px;
    max-width: calc(100% - 62px);
  }
  .navbar__logo { height: 30px; }
  .navbar__name { font-size: 0.95rem; }

  .hero__title { font-size: clamp(1.9rem, 8vw, 2.4rem); }
  .hero__tagline { font-size: 1rem; }
  .hero__intro { font-size: 0.95rem; }

  .values-grid { grid-template-columns: 1fr; }
  .card, .testimonial, .contact-form { padding: 22px 16px; }
  .form-row input, .form-row textarea { font-size: 0.92rem; }
  .whatsapp-btn { font-size: 0.9rem; padding: 10px 16px; }
  .floating-whatsapp { right: 12px; bottom: 78px; }
}