/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-primary:     #1aaee0;
  --clr-primary-dk:  #0d8ec0;
  --clr-primary-lt:  #e8f7fd;
  --clr-accent:      #2ecc8e;
  --clr-accent-dk:   #25a872;
  --clr-dark:        #1a2478;
  --clr-text:        #374151;
  --clr-muted:       #6b7280;
  --clr-border:      #e5e7eb;
  --clr-bg:          #f9fafb;
  --clr-white:       #ffffff;

  --font-body:       'Inter', system-ui, sans-serif;
  --font-display:    'Playfair Display', Georgia, serif;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.14);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { padding: 6rem 0; }

.hide-mobile { display: inline; }

/* ===== SECTION LABELS ===== */
.section__label {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: .75rem;
}

.section__label--light { color: #7eecc0; }

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--clr-dark);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section__title--light { color: var(--clr-white); }

.section__subtitle {
  font-size: 1.0625rem;
  color: var(--clr-muted);
  max-width: 640px;
  margin: 0 auto;
}

.section__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section__header--light { text-align: center; margin-bottom: 3.5rem; }


/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.75rem;
  border-radius: 50px;
  font-size: .9375rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-primary);
  color: var(--clr-white);
  box-shadow: 0 4px 14px rgba(26,174,224,.35);
}
.btn--primary:hover {
  background: var(--clr-primary-dk);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,174,224,.45);
}

.btn--outline {
  border: 2px solid rgba(255,255,255,.7);
  color: var(--clr-white);
}
.btn--outline:hover {
  background: rgba(255,255,255,.15);
  border-color: var(--clr-white);
}

.btn--full { width: 100%; justify-content: center; }


/* ===== HEADER / NAV ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.1rem 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.header.scrolled {
  background: var(--clr-white);
  box-shadow: var(--shadow-sm);
  padding: .75rem 0;
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.nav__logo-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--clr-primary);
  color: var(--clr-white);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: background var(--transition);
}

.nav__logo-svg {
  flex-shrink: 0;
  display: block;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.18));
}

.header.scrolled .nav__logo-icon { background: var(--clr-primary); }

.nav__logo-name {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: var(--clr-white);
  line-height: 1.1;
  transition: color var(--transition);
}

.nav__logo-sub {
  display: block;
  font-size: .7rem;
  color: rgba(255,255,255,.7);
  letter-spacing: .05em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.header.scrolled .nav__logo-name { color: var(--clr-dark); }
.header.scrolled .nav__logo-sub  { color: var(--clr-muted); }

.nav__list {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav__link {
  padding: .5rem .9rem;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.85);
  transition: all var(--transition);
}

.nav__link:hover, .nav__link.active {
  color: var(--clr-white);
  background: rgba(255,255,255,.15);
}

.header.scrolled .nav__link {
  color: var(--clr-text);
}

.header.scrolled .nav__link:hover,
.header.scrolled .nav__link.active {
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
}

.nav__link--cta {
  background: var(--clr-accent) !important;
  color: var(--clr-dark) !important;
  font-weight: 600;
  padding: .5rem 1.1rem;
}

.nav__link--cta:hover {
  background: var(--clr-accent-dk) !important;
  color: var(--clr-white) !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .4rem;
}

.nav__toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.header.scrolled .nav__toggle span { background: var(--clr-dark); }


/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #111d6e 0%, #1a3fa8 45%, #1aaee0 70%, #0dd8c8 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(46,204,142,.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(255,255,255,.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 8rem 0 8rem;
  max-width: 700px;
}

.hero__badge {
  display: inline-block;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.25);
  color: rgba(255,255,255,.9);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.75rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  color: var(--clr-white);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero__title em {
  font-style: italic;
  color: #7eecc0;
}

.hero__tagline {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: rgba(255,255,255,.8);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: rgba(255,255,255,.5);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  z-index: 0;
  pointer-events: none;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,.4), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: .4; transform: scaleY(1); }
  50%       { opacity: 1;  transform: scaleY(1.15); }
}


/* ===== STATS STRIP ===== */
.stats {
  background: var(--clr-dark);
  padding: 2.5rem 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.stats__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem;
  border-right: 1px solid rgba(255,255,255,.1);
}

.stats__item:last-child { border-right: none; }

.stats__number {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--clr-accent);
  line-height: 1;
}

.stats__label {
  font-size: .8rem;
  color: rgba(255,255,255,.55);
  text-align: center;
  margin-top: .4rem;
  letter-spacing: .04em;
}


/* ===== ABOUT ===== */
.about { background: var(--clr-white); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about__visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1rem;
  position: relative;
}

.about__card {
  padding: 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.about__card--main {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dk));
  color: var(--clr-white);
}

.about__card--main .about__icon {
  font-size: 2rem;
  margin-bottom: .75rem;
}

.about__card--main p {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-style: italic;
  line-height: 1.5;
  color: rgba(255,255,255,.9);
}

.about__card--mission {
  background: var(--clr-primary-lt);
}

.about__card--mission h4 {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-primary);
  font-weight: 700;
  margin-bottom: .5rem;
}

.about__card--mission p { font-size: .875rem; color: var(--clr-text); }

.about__card--vision {
  background: #e6faf3;
}

.about__card--vision h4 {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-accent-dk);
  font-weight: 700;
  margin-bottom: .5rem;
}

.about__card--vision p { font-size: .875rem; color: var(--clr-text); }

.about__text .section__label { display: block; }

.about__lead {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--clr-dark);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.about__text p {
  color: var(--clr-muted);
  margin-bottom: .75rem;
  line-height: 1.7;
}


/* ===== SERVICES ===== */
.services { background: var(--clr-bg); }

.services__tabs {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 3rem;
}

.services__tab {
  padding: .65rem 1.4rem;
  border-radius: 50px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-muted);
  background: var(--clr-white);
  border: 2px solid var(--clr-border);
  transition: all var(--transition);
}

.services__tab:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}

.services__tab.active {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
  box-shadow: 0 4px 12px rgba(26,174,224,.3);
}

.services__panel { display: none; }
.services__panel.active { display: block; }

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  transition: all var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-primary-lt);
}

.service-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}

.service-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: .6rem;
}

.service-card p {
  font-size: .875rem;
  color: var(--clr-muted);
  line-height: 1.65;
}


/* ===== VALUES ===== */
.values {
  background: linear-gradient(135deg, #111d6e 0%, #1a3fa8 50%, #1aaee0 100%);
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-md);
  padding: 2.5rem 1.75rem;
  transition: all var(--transition);
}

.value-card:hover {
  background: rgba(255,255,255,.14);
  transform: translateY(-4px);
}

.value-card__letter {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--clr-accent);
  line-height: 1;
  margin-bottom: .75rem;
}

.value-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: .75rem;
}

.value-card p {
  font-size: .875rem;
  color: rgba(255,255,255,.7);
  line-height: 1.65;
}


/* ===== TEAM ===== */
.team { background: var(--clr-white); }

.team__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.team-card {
  padding: 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  background: var(--clr-bg);
  transition: all var(--transition);
}

.team-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--clr-primary-lt);
}

.team-card--featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--clr-primary-lt), #c8ecf9);
  border-color: transparent;
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.team-card__icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
  display: block;
}

.team-card--featured .team-card__icon {
  font-size: 3rem;
  margin-bottom: 0;
  flex-shrink: 0;
}

.team-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: .6rem;
}

.team-card p {
  font-size: .875rem;
  color: var(--clr-muted);
  line-height: 1.65;
}


/* ===== CONTACT ===== */
.contact { background: var(--clr-bg); }

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: flex-start;
}

.contact__info .section__title { margin-top: .5rem; }

.contact__info > p {
  color: var(--clr-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact__items { display: flex; flex-direction: column; gap: 1.5rem; }

.contact__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact__item-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: .1rem;
}

.contact__item strong {
  display: block;
  font-weight: 600;
  color: var(--clr-dark);
  margin-bottom: .3rem;
}

.contact__item p {
  font-size: .9rem;
  color: var(--clr-muted);
  line-height: 1.6;
}

.contact__form {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.contact__form h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: 1.75rem;
}

.form__group {
  margin-bottom: 1.25rem;
}

.form__group label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-dark);
  margin-bottom: .45rem;
}

.form__group input,
.form__group select,
.form__group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(26,174,224,.12);
  background: var(--clr-white);
}

.form__group textarea { resize: vertical; min-height: 100px; }

.form__success {
  display: none;
  margin-top: 1rem;
  padding: 1rem;
  background: #e6faf3;
  border: 1px solid var(--clr-accent);
  border-radius: var(--radius-sm);
  color: var(--clr-accent-dk);
  font-size: .875rem;
  font-weight: 500;
  text-align: center;
}


/* ===== FOOTER ===== */
.footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.65);
  padding: 5rem 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer__brand .nav__logo { margin-bottom: 1rem; }
.footer__brand .nav__logo-name { color: var(--clr-white); }
.footer__brand .nav__logo-sub  { color: rgba(255,255,255,.5); }

.footer__tagline {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--clr-accent);
  font-size: .9375rem;
  margin-bottom: .75rem;
}

.footer__desc {
  font-size: .875rem;
  line-height: 1.7;
  color: rgba(255,255,255,.5);
}

.footer__links h4,
.footer__contact h4 {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-white);
  margin-bottom: 1.25rem;
}

.footer__links ul { display: flex; flex-direction: column; gap: .6rem; }

.footer__links a {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--clr-accent); }

.footer__contact p {
  font-size: .875rem;
  line-height: 1.7;
  margin-bottom: .75rem;
  color: rgba(255,255,255,.55);
}

.footer__bottom {
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}

.footer__bottom p {
  font-size: .8125rem;
  color: rgba(255,255,255,.35);
}


/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .values__grid        { grid-template-columns: repeat(2, 1fr); }
  .footer__grid        { grid-template-columns: 1fr 1fr; }
  .team__grid          { grid-template-columns: repeat(2, 1fr); }
  .about__grid         { gap: 3rem; }
}

@media (max-width: 768px) {
  .section             { padding: 4rem 0; }
  .hide-mobile         { display: none; }

  .nav__list {
    position: fixed;
    top: 0; right: -100%;
    width: min(80vw, 320px);
    height: 100vh;
    background: var(--clr-dark);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: .5rem;
    transition: right var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 999;
  }

  .nav__list.open { right: 0; }

  .nav__link {
    font-size: 1rem;
    padding: .75rem 1rem;
    width: 100%;
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,.8);
  }

  .nav__link:hover, .nav__link.active {
    background: rgba(255,255,255,.1);
    color: var(--clr-white);
  }

  .nav__toggle { display: flex; }

  .stats__grid          { grid-template-columns: repeat(2, 1fr); }
  .stats__item          { border-right: none; border-bottom: 1px solid rgba(255,255,255,.1); }
  .stats__item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.1); }
  .stats__item:last-child,
  .stats__item:nth-last-child(2) { border-bottom: none; }

  .about__grid          { grid-template-columns: 1fr; }
  .about__visual        { order: -1; }

  .values__grid         { grid-template-columns: 1fr; }
  .team__grid           { grid-template-columns: 1fr; }
  .team-card--featured  { flex-direction: column; }

  .contact__grid        { grid-template-columns: 1fr; gap: 2.5rem; }

  .footer__grid         { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom       { flex-direction: column; text-align: center; }

  .hero__content        { padding: 7rem 0 3rem; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .btn           { width: 100%; justify-content: center; }

  .services__tabs { gap: .4rem; }
  .services__tab  { font-size: .8rem; padding: .55rem 1rem; }

  .about__visual {
    grid-template-columns: 1fr;
  }

  .about__card--main { grid-column: 1; }
}