/* ═══════════════════════════════════════════
   SILAMEX — Styles
   Productora de Ensilaje Mexicana
   ═══════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
  --green: #4b7f52;
  --green-dark: #1c332f;
  --gold: #e6b54a;
  --gold-light: #f5ca6e;
  --teal: #1c332f;
  --black: #111410;
  --gray: #6b6b6b;
  --gray-light: #a0a090;
  --cream: #f8f6f0;
  --cream-dark: #f2f0ea;
  --white: #ffffff;
  --whatsapp: #25D366;
  --whatsapp-dark: #1dbc5b;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow: 0 2px 40px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 32px rgba(0,0,0,0.1);
  --transition: 200ms ease;
  --nav-h: 80px;
  --container: 1180px;
}

/* ─── RESET ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; scroll-padding-top: var(--nav-h); }
body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--black);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.75;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--teal); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 2px; }

/* ─── UTILITIES ─── */
.container { max-width: var(--container); margin: 0 auto; padding: 0 60px; }
.tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}
.tag::before { content: '— '; }
.tag--gold { color: var(--gold); }

.heading {
  font-size: clamp(30px, 3.8vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.5px;
  color: var(--black);
  margin-bottom: 16px;
}
.heading--accent { color: var(--green); }
.heading--light { color: var(--white); }
.heading--gold { color: var(--gold); }

.lead {
  font-size: 16px;
  font-weight: 300;
  color: var(--gray);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 48px;
}
.lead--light { color: rgba(255,255,255,0.6); }

.body-text {
  font-size: 15px;
  font-weight: 300;
  color: #444;
  line-height: 1.75;
  margin-bottom: 16px;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 32px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  letter-spacing: 0.3px;
}
.btn__icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn__icon--right { width: 16px; height: 16px; }

.btn--primary {
  background: var(--gold);
  color: var(--black);
  box-shadow: 0 0 0 0 rgba(230,181,74,0.4);
}
.btn--primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(230,181,74,0.35);
}

.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 14px 28px;
}
.btn--ghost:hover { border-color: var(--gold); color: var(--gold); }

.btn--whatsapp {
  background: var(--whatsapp);
  color: var(--white);
  margin-top: 8px;
}
.btn--whatsapp:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,0.3);
}

.btn--submit {
  width: 100%;
  padding: 14px;
  background: var(--green);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
}
.btn--submit:hover { background: var(--green-dark); transform: translateY(-1px); }
.btn--submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ─── SECTIONS ─── */
.section { padding: 110px 0; }
.section--cream { background: var(--cream); }
.section--white { background: var(--white); }
.section--dark { background: var(--black); position: relative; overflow: hidden; }
.section__header { margin-bottom: 60px; }

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(28,50,47,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(230,181,74,0.12);
  transition: box-shadow 0.3s;
}
.nav--scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.25); }

.nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 60px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}
.nav__logo-img {
  height: 64px;
  width: auto;
  object-fit: contain;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav__link {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  text-transform: uppercase;
  transition: color var(--transition);
}
.nav__link:hover { color: var(--gold); }
.nav__link--cta {
  background: var(--gold);
  color: var(--black) !important;
  padding: 9px 22px;
  border-radius: var(--radius);
  font-weight: 700 !important;
  transition: background var(--transition), transform var(--transition);
}
.nav__link--cta:hover {
  background: var(--gold-light) !important;
  transform: translateY(-1px);
}

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 110;
}
.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}
.nav__toggle.active .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.active .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle.active .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 40%;
  filter: brightness(0.35);
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(105deg, rgba(28,50,47,0.92) 0%, rgba(28,50,47,0.55) 55%, rgba(28,50,47,0.2) 100%);
}
.hero__content {
  position: relative; z-index: 2;
  padding: 120px 60px 120px;
  max-width: 780px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 30px; height: 1px;
  background: var(--gold);
}
.hero__title {
  font-size: clamp(40px, 5.5vw, 72px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: -1px;
  margin-bottom: 24px;
}
.hero__title--accent { color: var(--gold); }
.hero__subtitle {
  font-size: 17px;
  font-weight: 300;
  color: rgba(255,255,255,0.75);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 44px;
}
.hero__ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero strip */
.hero__strip {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  display: flex;
  z-index: 3;
}
.hero__strip-item {
  flex: 1;
  padding: 22px 32px;
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-right: 1px solid rgba(255,255,255,0.06);
}
.hero__strip-item:last-child { border-right: none; }
.hero__strip-item:first-child { border-top: 2px solid var(--gold); }
.hero__strip-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
}
.hero__strip-label {
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  font-weight: 300;
  margin-top: 4px;
  letter-spacing: 1px;
}

/* ─── ABOUT ─── */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
.about__images { position: relative; height: 520px; }
.about__img-main {
  position: absolute;
  top: 0; left: 0;
  width: 78%; height: 88%;
  border-radius: var(--radius);
  overflow: hidden;
}
.about__img-main img { width: 100%; height: 100%; object-fit: cover; }
.about__img-accent {
  position: absolute;
  bottom: 0; right: 0;
  width: 52%; height: 55%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 5px solid var(--cream);
}
.about__img-accent img { width: 100%; height: 100%; object-fit: cover; }
.about__badge {
  position: absolute;
  top: 28px; right: 0;
  background: var(--green);
  color: var(--white);
  padding: 14px 20px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 8px 24px rgba(75,127,82,0.35);
}
.about__badge-big { font-size: 28px; font-weight: 800; line-height: 1; display: block; }
.about__badge-small { font-size: 10px; font-weight: 300; opacity: 0.8; margin-top: 3px; letter-spacing: 1px; display: block; }

/* Pillars */
.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 36px;
}
.pillar {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--white);
  border-radius: var(--radius);
  border-left: 3px solid var(--gold);
  transition: box-shadow var(--transition);
  cursor: default;
}
.pillar:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.07); }
.pillar__icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  color: var(--green);
  margin-top: 2px;
}
.pillar__name {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 2px;
}
.pillar__desc { font-size: 11px; color: var(--gray-light); font-weight: 300; }

/* ─── STRIP (filosofía) ─── */
.strip {
  background: var(--teal);
  padding: 70px 0;
  overflow: hidden;
  position: relative;
}
.strip::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: var(--green);
  opacity: 0.12;
}
.strip__inner {
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}
.strip__quote {
  flex: 1;
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: -0.5px;
  font-style: italic;
  border: none;
}
.strip__quote span { color: var(--gold); font-style: normal; }
.strip__divider { width: 1px; height: 80px; background: rgba(255,255,255,0.15); flex-shrink: 0; }
.strip__values { display: flex; gap: 40px; }
.strip__value { text-align: center; }
.strip__value-icon {
  width: 28px; height: 28px;
  color: var(--gold);
  margin: 0 auto 8px;
  display: block;
}
.strip__value-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ─── TIMELINE (proceso) ─── */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.timeline__step {
  text-align: center;
  padding: 0 24px;
  position: relative;
}
.timeline__icon {
  width: 64px; height: 64px;
  margin: 0 auto 24px;
  background: var(--cream);
  border: 2px solid var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  transition: all 0.3s;
}
.timeline__icon svg { width: 28px; height: 28px; color: var(--green); }
.timeline__step:hover .timeline__icon {
  background: var(--green);
  box-shadow: 0 4px 20px rgba(75,127,82,0.3);
}
.timeline__step:hover .timeline__icon svg { color: var(--white); }

.timeline__connector {
  position: absolute;
  top: 32px;
  left: calc(50% + 32px);
  width: calc(100% - 64px);
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--gold));
  z-index: 1;
}
.timeline__step:last-child .timeline__connector { display: none; }

.timeline__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 8px;
}
.timeline__desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--gray);
  line-height: 1.65;
}

/* ─── SERVICES ─── */
.services {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.service {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  cursor: default;
}
.service:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.service:nth-child(1) { grid-column: span 7; }
.service:nth-child(2) { grid-column: span 5; }
.service:nth-child(3) { grid-column: span 4; }
.service:nth-child(4) { grid-column: span 4; }
.service:nth-child(5) { grid-column: span 4; }

.service__img-wrap { overflow: hidden; }
.service__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform 0.5s;
}
.service--featured .service__img { aspect-ratio: 16/7; }
.service:hover .service__img { transform: scale(1.04); }

.service__body {
  padding: 28px 28px 32px;
  background: var(--cream-dark);
  border-top: 3px solid var(--gold);
}
.service--featured .service__body {
  background: var(--teal);
}
.service__num {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--gold);
  margin-bottom: 10px;
  text-transform: uppercase;
}
.service__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 8px;
  line-height: 1.3;
}
.service--featured .service__title { color: var(--white); }

.service__desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--gray);
  line-height: 1.65;
  margin-bottom: 18px;
}
.service--featured .service__desc { color: rgba(255,255,255,0.65); }

.service__link {
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
  text-decoration: none;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
  cursor: pointer;
}
.service__link svg { width: 14px; height: 14px; }
.service--featured .service__link { color: var(--gold); }
.service__link:hover { gap: 10px; }

/* ─── POR QUÉ ─── */
.porque__bg {
  position: absolute; inset: 0;
  background-image: url('../img/porque-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
}
.porque__inner { position: relative; z-index: 2; }

.reasons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.reason {
  padding: 40px 36px;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.03);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.reason::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--gold);
  transition: height 0.3s;
}
.reason:hover::after { height: 100%; }
.reason:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(230,181,74,0.2);
}
.reason__icon {
  width: 50px; height: 50px;
  border-radius: var(--radius-lg);
  background: rgba(230,181,74,0.1);
  border: 1px solid rgba(230,181,74,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.reason__icon svg { width: 24px; height: 24px; color: var(--gold); }
.reason__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.reason__text {
  font-size: 13px;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
}

/* ─── VISUAL BREAK ─── */
.visual-break {
  height: 480px;
  position: relative;
  overflow: hidden;
}
.visual-break > img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.visual-break__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(28,50,47,0.88) 0%, rgba(28,50,47,0.3) 60%, transparent 100%);
  display: flex;
  align-items: center;
  padding: 0 100px;
}
.visual-break__content { max-width: 500px; }
.visual-break__heading {
  font-size: clamp(26px, 3.5vw, 44px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}
.visual-break__text {
  font-size: 15px;
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  margin-bottom: 28px;
}

/* ─── CONTACT ─── */
.contact {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 80px;
  align-items: start;
}
.contact__item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
  align-items: flex-start;
}
.contact__item-icon {
  width: 46px; height: 46px;
  flex-shrink: 0;
  background: var(--green);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact__item-icon svg { width: 20px; height: 20px; color: var(--white); }
.contact__item strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 3px;
}
.contact__item span {
  font-size: 13px;
  color: var(--gray);
  font-weight: 300;
  line-height: 1.5;
}

/* Form */
.contact__form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow);
}
.contact__form-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--black);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #e4e4e0;
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--black);
  background: var(--cream);
  outline: none;
  transition: border-color var(--transition), background var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green);
  background: var(--white);
}
.form-group textarea { min-height: 88px; resize: vertical; }

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 20px;
}
.form-check input[type="checkbox"] {
  width: 16px; height: 16px;
  margin-top: 2px;
  accent-color: var(--green);
  flex-shrink: 0;
  cursor: pointer;
}
.form-check label {
  font-size: 11px;
  color: var(--gray);
  font-weight: 300;
  line-height: 1.55;
  cursor: pointer;
}
.form-check label a { color: var(--green); }

.form-status {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 500;
  text-align: center;
  min-height: 20px;
}
.form-status--success { color: var(--green); }
.form-status--error { color: #c0392b; }

/* ─── FOOTER ─── */
.footer {
  background: var(--teal);
  padding: 70px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 56px;
}
.footer__logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
  margin-bottom: 16px;
}
.footer__slogan {
  font-size: 13px;
  font-weight: 300;
  font-style: italic;
  color: rgba(255,255,255,0.45);
  line-height: 1.6;
  margin-bottom: 20px;
}
.footer__legal {
  font-size: 11px;
  color: rgba(255,255,255,0.25);
  font-weight: 300;
  line-height: 1.9;
}
.footer__col-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  font-weight: 300;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--gold); }

.footer__social { display: flex; gap: 10px; margin-top: 20px; }
.footer__soc {
  width: 36px; height: 36px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
}
.footer__soc svg { width: 16px; height: 16px; }
.footer__soc:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.footer__bottom span {
  font-size: 11px;
  color: rgba(255,255,255,0.2);
  font-weight: 300;
}

/* ─── FAB WHATSAPP ─── */
.fab-wa {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 90;
  width: 60px; height: 60px;
  background: var(--whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all 0.3s;
  animation: fab-pulse 2s infinite;
}
.fab-wa svg { width: 28px; height: 28px; }
.fab-wa:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
  animation: none;
}
.fab-wa__tooltip {
  position: absolute;
  right: 72px;
  background: var(--black);
  color: var(--white);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.fab-wa:hover .fab-wa__tooltip { opacity: 1; }

@keyframes fab-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 4px 20px rgba(37,211,102,0.7), 0 0 0 12px rgba(37,211,102,0.1); }
}

/* ─── REVEAL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .fab-wa { animation: none; }
  * { transition-duration: 0.01ms !important; }
}

/* ─── RESPONSIVE ─── */
@media (max-width: 960px) {
  .container { padding: 0 24px; }
  .nav__inner { padding: 0 24px; }

  /* Mobile menu */
  .nav__toggle { display: flex; }
  .nav__menu {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(28,50,47,0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    z-index: 105;
  }
  .nav__menu.open {
    opacity: 1;
    visibility: visible;
  }
  .nav__list {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }
  .nav__link {
    font-size: 18px;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.8);
  }
  .nav__link--cta {
    font-size: 16px !important;
    padding: 14px 36px;
  }

  /* Hero */
  .hero__content { padding: 100px 24px 120px; }
  .hero__strip { display: none; }

  /* About */
  .about { grid-template-columns: 1fr; gap: 40px; }
  .about__images { height: 320px; }

  /* Strip */
  .strip__inner { flex-direction: column; gap: 32px; text-align: center; }
  .strip__divider { width: 60px; height: 1px; }
  .strip__values { flex-wrap: wrap; justify-content: center; }

  /* Timeline */
  .timeline { grid-template-columns: 1fr 1fr; gap: 32px; }
  .timeline__connector { display: none; }

  /* Services */
  .services { grid-template-columns: 1fr; }
  .service:nth-child(n) { grid-column: span 1; }
  .service--featured .service__img { aspect-ratio: 16/9; }

  /* Reasons */
  .reasons { grid-template-columns: 1fr; }

  /* Visual break */
  .visual-break { height: 400px; }
  .visual-break__overlay { padding: 0 24px; }

  /* Contact */
  .contact { grid-template-columns: 1fr; gap: 40px; }
  .contact__form { padding: 28px; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { text-align: center; }

  /* Section padding */
  .section { padding: 80px 0; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 36px; }
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { justify-content: center; width: 100%; }
  .timeline { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .about__images { height: 260px; }
  .contact__form { padding: 20px; }
}