/* ══════════════════════════════════════════════
   STEP UP DIGITAL SOLUTIONS v3 — styles.css
   Navy #0A2A43 · Accent #1A9ED4 · WA #25D366
   Manrope (heads) · Inter (body)
   ══════════════════════════════════════════════ */

:root {
  --navy:     #0A2A43;
  --navy-2:   #0D3558;
  --navy-3:   #0f3d66;
  --accent:   #1A9ED4;
  --accent-d: #147FB0;
  --accent-l: rgba(26,158,212,.10);
  --white:    #FFFFFF;
  --off:      #F7F9FB;
  --g100:     #EEF1F5;
  --g200:     #D8DFE8;
  --g400:     #8A9BB0;
  --g600:     #4E6278;
  --wa:       #25D366;
  --wa-d:     #1CB156;

  --r:   10px;
  --r-l: 16px;

  --sh-card: 0 1px 4px rgba(10,42,67,.05), 0 6px 20px rgba(10,42,67,.07);
  --sh-lift: 0 4px 8px rgba(10,42,67,.06), 0 14px 40px rgba(10,42,67,.12);
  --sh-deep: 0 24px 64px rgba(10,42,67,.18), 0 6px 16px rgba(10,42,67,.08);

  --ease: cubic-bezier(0.22,1,0.36,1);
  --t: .3s var(--ease);

  --fh: 'Manrope', sans-serif;
  --fb: 'Inter', sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--fb);
  background: var(--off);
  color: var(--navy);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Wrappers ── */
.hero__wrap,
.section-wrap {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 44px;
}

/* ── Type ── */
.eyebrow {
  display: block;
  font-family: var(--fb);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.eyebrow--light { color: rgba(255,255,255,.4); }

.section-title {
  font-family: var(--fh);
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.025em;
  color: var(--navy);
  margin-bottom: 0;
}
.section-title--light { color: var(--white); }

.section-sub {
  font-size: 14.5px;
  color: var(--g600);
  line-height: 1.7;
  margin-top: 12px;
}

.section-head { margin-bottom: 52px; }

/* ── Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--fb);
  font-size: 14px;
  font-weight: 500;
  padding: 13px 26px;
  border-radius: var(--r);
  cursor: pointer;
  transition: var(--t);
}
.btn--hero {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(26,158,212,.28);
}
.btn--hero:hover {
  background: var(--accent-d);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(26,158,212,.38);
}
.btn__arrow {
  width: 15px; height: 15px;
  transition: transform var(--t);
}
.btn--hero:hover .btn__arrow { transform: translateX(3px); }

.btn--wa {
  background: var(--wa);
  color: var(--white);
  font-size: 14.5px;
  padding: 14px 30px;
}
.btn--wa:hover {
  background: var(--wa-d);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,.28);
}

/* ══════════════════════════════════════════════
   1. HERO
   ══════════════════════════════════════════════ */
.hero {
  background: var(--navy);
  padding: 88px 0 84px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 55% 65% at 70% 30%, rgba(26,158,212,.08) 0%, transparent 65%),
    radial-gradient(ellipse 35% 45% at 5% 90%, rgba(13,53,88,.7) 0%, transparent 70%);
  pointer-events: none;
}

.hero__wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
}

.hero__label {
  font-family: var(--fb);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 32px;
}

.hero__title {
  font-family: var(--fh);
  font-size: clamp(32px, 4.2vw, 56px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.035em;
  color: var(--white);
  margin-bottom: 22px;
}

.hero__sub {
  font-size: 15.5px;
  font-weight: 300;
  line-height: 1.75;
  color: rgba(255,255,255,.55);
  margin-bottom: 40px;
  max-width: 420px;
}

/* ── Mockup ── */
.mockup {
  background: var(--white);
  border-radius: var(--r-l);
  overflow: hidden;
  box-shadow: var(--sh-deep);
}

.mockup__chrome {
  background: #EEF1F5;
  border-bottom: 1px solid #DDE2EA;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.mockup__dots { display: flex; gap: 5px; }
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.dot--red    { background: #FF6058; }
.dot--yellow { background: #FFBD2E; }
.dot--green  { background: #28CA41; }

.mockup__url {
  flex: 1;
  max-width: 160px;
  margin-left: 10px;
  background: var(--white);
  border: 1px solid #DDE2EA;
  border-radius: 5px;
  padding: 3px 10px;
  font-family: var(--fb);
  font-size: 10px;
  color: #8A9BB0;
}

.mockup__screen { padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 14px; }

/* nav strip */
.ms__nav { display: flex; align-items: center; justify-content: space-between; }
.ms__brand { width: 60px; height: 8px; background: var(--navy); opacity: .14; border-radius: 3px; }
.ms__nav-r { display: flex; align-items: center; gap: 8px; }
.ms__nl { width: 28px; height: 7px; background: var(--g100); border-radius: 3px; }
.ms__ncta { width: 44px; height: 22px; background: var(--navy); opacity: .1; border-radius: 5px; }

/* hero block */
.ms__hero {
  background: var(--navy);
  border-radius: 10px;
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ms__h { height: 11px; border-radius: 4px; }
.ms__h--lg { width: 82%; background: rgba(255,255,255,.48); }
.ms__h--md { width: 56%; background: rgba(255,255,255,.28); }
.ms__p { height: 7px; border-radius: 3px; }
.ms__p       { width: 76%; background: rgba(255,255,255,.18); margin-top: 4px; }
.ms__p--short{ width: 54%; }
.ms__btns { display: flex; gap: 8px; margin-top: 6px; }
.ms__btn { height: 22px; border-radius: 5px; }
.ms__btn--fill { width: 84px; background: var(--accent); opacity: .85; }
.ms__btn--out  { width: 72px; border: 1.5px solid rgba(255,255,255,.22); }

/* cards strip */
.ms__cards { display: flex; gap: 8px; }
.ms__card {
  flex: 1;
  border: 1px solid var(--g100);
  border-radius: 7px;
  padding: 9px;
  display: flex;
  gap: 7px;
  align-items: flex-start;
}
.ms__card-ico { width: 18px; height: 18px; background: var(--g100); border-radius: 4px; flex-shrink: 0; }
.ms__card-lines { flex: 1; display: flex; flex-direction: column; gap: 5px; padding-top: 2px; }
.ms__card-lines div { height: 6px; background: var(--g100); border-radius: 3px; }
.ms__card-lines div:last-child { width: 60%; }

/* wa chip */
.mockup__wa {
  background: rgba(37,211,102,.08);
  border-top: 1px solid rgba(37,211,102,.15);
  padding: 9px 18px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: #1AAF56;
  font-family: var(--fb);
  font-size: 11px;
  font-weight: 500;
}
.mockup__wa svg { width: 14px; height: 14px; }

/* ══════════════════════════════════════════════
   2. SERVICIOS
   ══════════════════════════════════════════════ */
.servicios {
  padding: 96px 0;
  background: var(--off);
}

.srv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.srv {
  background: var(--white);
  border: 1px solid var(--g200);
  border-radius: var(--r-l);
  padding: 34px 28px 36px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: columns;
  flex-direction: column;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  box-shadow: var(--sh-card);
}
.srv:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-lift);
  border-color: transparent;
}
.srv:hover .srv__bar { transform: scaleX(1); }
.srv:hover .srv__ico { color: var(--accent); }

/* accent bar top */
.srv__bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s var(--ease);
  border-radius: 0 0 2px 2px;
}

.srv__ico {
  width: 38px; height: 38px;
  color: var(--g400);
  margin-bottom: 20px;
  transition: color var(--t);
}
.srv__ico svg { width: 100%; height: 100%; }

.srv h3 {
  font-family: var(--fh);
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.015em;
  margin-bottom: 10px;
}
.srv p {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--g600);
  margin-bottom: 22px;
}
.srv__list {
  margin-top: auto;
  border-top: 1px solid var(--g100);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.srv__list li {
  font-size: 12.5px;
  color: var(--g600);
  display: flex;
  align-items: center;
  gap: 8px;
}
.srv__list li::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════
   3. EJEMPLOS
   ══════════════════════════════════════════════ */
.ejemplos {
  padding: 96px 0;
  background: var(--white);
}

.ej-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.ej-card {
  border: 1px solid var(--g200);
  border-radius: var(--r-l);
  overflow: hidden;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  background: var(--white);
  box-shadow: var(--sh-card);
}
.ej-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sh-lift);
  border-color: transparent;
}

/* screen preview */
.ej-card__screen {
  padding: 18px 18px 0;
  height: 210px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-bottom: 1px solid var(--g100);
}
.ej-card__screen--dental { background: #EAF4FB; }
.ej-card__screen--hotel  { background: #F5F0EA; }
.ej-card__screen--cafe   { background: #EDEEE8; }

.ej-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.ej-brand {
  height: 7px; width: 56px;
  border-radius: 3px; opacity: .4;
}
.ej-brand--dental { background: #0A2A43; }
.ej-brand--hotel  { background: #6B4226; }
.ej-brand--cafe   { background: #3A4028; }

.ej-cta {
  height: 20px; width: 50px;
  border-radius: 5px; opacity: .75;
}
.ej-cta--dental { background: #1A9ED4; }
.ej-cta--hotel  { background: #B8845A; }
.ej-cta--cafe   { background: #6A7A4A; }

.ej-hero {
  border-radius: 9px;
  padding: 18px 16px;
  display: flex; flex-direction: column; gap: 8px;
  flex: 1;
}
.ej-hero--dental { background: #0A2A43; }
.ej-hero--hotel  { background: #6B4226; }
.ej-hero--cafe   { background: #3A4028; }

.ej-h { height: 10px; border-radius: 3px; width: 82%; background: rgba(255,255,255,.42); }
.ej-h--s { width: 58%; background: rgba(255,255,255,.26); }
.ej-p { height: 7px; border-radius: 3px; width: 72%; background: rgba(255,255,255,.18); margin-top: 4px; }

.ej-btn {
  height: 20px; width: 76px;
  border-radius: 5px; opacity: .85; margin-top: 6px;
}
.ej-btn--dental { background: #1A9ED4; }
.ej-btn--hotel  { background: #D4A07A; }
.ej-btn--cafe   { background: #9AAA6A; }

.ej-row {
  display: flex; gap: 7px; flex-shrink: 0;
  padding-bottom: 14px;
}
.ej-chip {
  flex: 1; height: 28px;
  border-radius: 6px;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(0,0,0,.05);
}

/* footer info */
.ej-card__foot {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.ej-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.ej-card__foot h3 {
  font-family: var(--fh);
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.01em;
  margin-bottom: 5px;
}
.ej-card__foot p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--g600);
}
.ej-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--t), opacity var(--t);
}
.ej-link:hover { gap: 8px; }

/* ══════════════════════════════════════════════
   4. PROCESO
   ══════════════════════════════════════════════ */
.proceso {
  padding: 96px 0;
  background: var(--navy);
}
.proceso .section-head { margin-bottom: 56px; }

.pasos {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.paso {
  flex: 1;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--r-l);
  padding: 36px 30px 40px;
  transition: background var(--t);
}
.paso:hover { background: rgba(255,255,255,.07); }

.paso__num {
  font-family: var(--fb);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--accent);
  margin-bottom: 28px;
}
.paso__body h3 {
  font-family: var(--fh);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -.015em;
  margin-bottom: 10px;
}
.paso__body p {
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(255,255,255,.44);
}

.paso__divider {
  flex-shrink: 0;
  width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 28px;
  color: rgba(255,255,255,.14);
}
.paso__divider svg { width: 22px; height: 22px; }

/* ══════════════════════════════════════════════
   5. CONTACTO
   ══════════════════════════════════════════════ */
.contacto {
  padding: 96px 0;
  background: var(--off);
}
.contacto__inner {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.contacto__marca {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--g400);
  margin-bottom: 20px;
}
.contacto__title {
  font-family: var(--fh);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.12;
  color: var(--navy);
  margin-bottom: 14px;
}
.contacto__sub {
  font-size: 15px;
  color: var(--g600);
  line-height: 1.7;
  margin-bottom: 36px;
}
.contacto__mail {
  margin-top: 18px;
  font-size: 13px;
  color: var(--g400);
}
.contacto__mail a {
  color: var(--accent);
  font-weight: 500;
  transition: opacity .2s;
}
.contacto__mail a:hover { opacity: .7; }
.contacto__copy {
  margin-top: 48px;
  font-size: 11.5px;
  color: var(--g200);
}

/* ══════════════════════════════════════════════
   WA FLOAT
   ══════════════════════════════════════════════ */
.wa-float {
  position: fixed;
  bottom: 26px; right: 26px;
  width: 50px; height: 50px;
  background: var(--wa);
  border-radius: 50%;
  display: grid;
  place-items: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.32);
  z-index: 999;
  opacity: 0;
  transform: scale(.8);
  transition: opacity .5s ease, transform .5s var(--ease), background .2s, box-shadow .2s;
}
.wa-float.show { opacity: 1; transform: scale(1); }
.wa-float:hover {
  background: var(--wa-d);
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 10px 32px rgba(37,211,102,.4);
}
.wa-float svg { width: 24px; height: 24px; }

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */
@media (max-width: 1020px) {
  .srv-grid { grid-template-columns: repeat(2, 1fr); }
  .ej-grid  { grid-template-columns: repeat(2, 1fr); }
  .pasos    { flex-direction: column; gap: 16px; }
  .paso__divider { display: none; }
}

@media (max-width: 760px) {
  .hero__wrap { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding: 72px 0 68px; }
  .hero__wrap,
  .section-wrap { padding: 0 24px; }

  .servicios { padding: 72px 0; }
  .ejemplos  { padding: 72px 0; }
  .proceso   { padding: 72px 0; }
  .contacto  { padding: 72px 0; }

  .srv-grid { grid-template-columns: 1fr; }
  .ej-grid  { grid-template-columns: 1fr; }

  .wa-float { bottom: 20px; right: 20px; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 30px; }
  .section-title { font-size: 24px; }
}