/* ============================================ */
/* GLOBAL VARIABLES & RESET                     */
/* ============================================ */
:root {
  --blue-deep: #020b1a;
  --blue-dark: #041428;
  --blue-card: #061d38;
  --blue-mid: #0a3060;
  --blue-bright: #1565c0;
  --blue-glow: #2196f3;
  --blue-light: #64b5f6;
  --blue-pale: #bbdefb;
  --gold: #ffc107;
  --white: #f0f7ff;
  --muted: #7ea8cc;
  --border: rgba(33,150,243,0.15);
  --card-shadow: 0 8px 40px rgba(0,0,0,0.4);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--blue-deep);
  color: var(--white);
  font-family: 'Plus Jakarta Sans', sans-serif;
  overflow-x: hidden;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: .5;
}

/* ============================================ */
/* UTILITY CLASSES                              */
/* ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

.sec-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.sec-tag {
  display: inline-block;
  font-family: 'Fira Code', monospace;
  font-size: 0.7rem;
  color: var(--blue-glow);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.sec-title {
  font-size: clamp(1.6rem, 3.2vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 0.8rem;
}

.sec-title .hl {
  background: linear-gradient(135deg, var(--blue-glow), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sec-sub {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 500px;
}

.btn-prim {
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  color: #fff;
  border: none;
  padding: 0.78rem 1.7rem;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 4px 18px rgba(33,150,243,0.3);
}

.btn-prim:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(33,150,243,0.5);
}

.btn-out {
  background: transparent;
  color: var(--blue-light);
  border: 1.5px solid rgba(33,150,243,0.4);
  padding: 0.78rem 1.7rem;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-out:hover {
  border-color: var(--blue-glow);
  color: var(--white);
  background: rgba(33,150,243,0.08);
}

/* ============================================ */
/* COMPONENT: NAVBAR                            */
/* ============================================ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 68px;
  background: rgba(2,11,26,0.93);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 18px rgba(33,150,243,0.4);
}

.nav-logo-text {
  font-size: 1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.01em;
}

.nav-logo-text span {
  color: var(--blue-glow);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--blue-glow);
}

.nav-btn {
  background: var(--blue-bright);
  color: #fff;
  border: none;
  padding: 0.52rem 1.3rem;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.83rem;
  cursor: pointer;
  transition: all 0.2s;
}

.nav-btn:hover {
  background: var(--blue-glow);
  box-shadow: 0 0 18px rgba(33,150,243,0.5);
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
}

#mobMenu {
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: rgba(2,11,26,0.97);
  border-bottom: 1px solid rgba(33,150,243,0.15);
  padding: 1.5rem 5%;
  z-index: 999;
}

#mobMenu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

#mobMenu a {
  color: #7ea8cc;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
}

#mobMenu button {
  background: linear-gradient(135deg, #1565c0, #2196f3);
  color: #fff;
  border: none;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 700;
  width: 100%;
  cursor: pointer;
  font-size: 0.9rem;
}

/* ============================================ */
/* COMPONENT: HERO                              */
/* ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 5% 60px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 70% 60% at 80% 50%, rgba(21,101,192,0.18) 0%, transparent 65%), radial-gradient(ellipse 50% 50% at 10% 90%, rgba(2,136,209,0.1) 0%, transparent 60%);
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(33,150,243,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(33,150,243,0.06) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 80%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(33,150,243,0.1);
  border: 1px solid rgba(33,150,243,0.3);
  color: var(--blue-light);
  padding: 0.33rem 1rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
  animation: fadeUp 0.6s ease both;
}

.hero-badge::before {
  content: '●';
  font-size: 0.45rem;
  animation: blink 2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  animation: fadeUp 0.6s 0.1s ease both;
}

.hero h1 .hl {
  background: linear-gradient(135deg, var(--blue-glow), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  margin: 1.3rem 0 2rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  animation: fadeUp 0.6s 0.2s ease both;
}

.hero-sub strong {
  color: var(--blue-light);
  font-weight: 600;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeUp 0.6s 0.3s ease both;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  animation: fadeUp 0.6s 0.4s ease both;
}

.trust-avs {
  display: flex;
}

.tav {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--blue-dark);
  background: linear-gradient(135deg, var(--blue-mid), var(--blue-bright));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  margin-left: -8px;
}

.tav:first-child {
  margin-left: 0;
}

.trust-txt {
  font-size: 0.78rem;
  color: var(--muted);
}

.trust-txt strong {
  color: var(--blue-light);
}

/* Code Card */
.code-card {
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--card-shadow), 0 0 50px rgba(33,150,243,0.08);
}

.code-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 1.2rem;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid var(--border);
}

.code-dots {
  display: flex;
  gap: 6px;
}

.cd {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.cd.r { background: #ff5f57; }
.cd.y { background: #febc2e; }
.cd.g { background: #28c840; }

.code-file {
  font-family: 'Fira Code', monospace;
  font-size: 0.7rem;
  color: var(--muted);
}

.code-body {
  padding: 1.3rem 1.5rem;
  font-family: 'Fira Code', monospace;
  font-size: 0.78rem;
  line-height: 2;
}

.kw { color: #569cd6; }
.fn { color: #64b5f6; }
.st { color: #ce9178; }
.cm { color: #4a6a8a; }

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
}

.stat-box {
  padding: 0.9rem;
  text-align: center;
  border-right: 1px solid var(--border);
}

.stat-box:last-child {
  border-right: none;
}

.stat-n {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-n span {
  font-size: 0.8rem;
  color: var(--blue-glow);
}

.stat-l {
  font-size: 0.6rem;
  color: var(--muted);
  margin-top: 0.2rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ============================================ */
/* COMPONENT: TICKER                            */
/* ============================================ */
.ticker-wrap {
  background: rgba(4,20,40,0.8);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.ticker-track {
  display: flex;
  gap: 2rem;
  animation: ticker 30s linear infinite;
  width: max-content;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
}

.ticker-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue-glow);
  flex-shrink: 0;
}

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================ */
/* COMPONENT: COURSES                           */
/* ============================================ */
.courses-section {
  padding: 5rem 5%;
  background: var(--blue-dark);
}

.courses-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 2rem 0 2.5rem;
}

.tab {
  padding: 0.42rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
  font-family: inherit;
}

.tab.active,
.tab:hover {
  background: var(--blue-bright);
  color: #fff;
  border-color: var(--blue-bright);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.3rem;
}

.course-card {
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.7rem;
  transition: all 0.3s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  display: none;
}

.course-card.show {
  display: block;
}

.course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c1, #1565c0), var(--c2, #2196f3));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.course-card:hover {
  transform: translateY(-5px);
  border-color: rgba(33,150,243,0.3);
  box-shadow: 0 20px 45px rgba(0,0,0,0.45);
}

.course-card:hover::before {
  transform: scaleX(1);
}

.c-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--c1, #1565c0), var(--c2, #2196f3));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.1rem;
}

.c-tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 0.7rem;
  font-family: 'Fira Code', monospace;
}

.c-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.55rem;
  color: var(--white);
}

.c-desc {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.65;
  margin-bottom: 1.2rem;
}

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

.c-dur {
  font-size: 0.72rem;
  color: var(--muted);
  font-family: 'Fira Code', monospace;
}

.c-badge {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 0.18rem 0.6rem;
  border-radius: 100px;
  background: rgba(33,150,243,0.12);
  color: var(--blue-light);
  border: 1px solid rgba(33,150,243,0.2);
  font-family: 'Fira Code', monospace;
  letter-spacing: 0.06em;
}

/* ============================================ */
/* COMPONENT: WHY US                            */
/* ============================================ */
section {
  padding: 5rem 5%;
  position: relative;
  z-index: 1;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.2rem;
  margin-top: 2.8rem;
}

.why-card {
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.5rem;
  transition: all 0.3s;
}

.why-card:hover {
  border-color: rgba(33,150,243,0.3);
  transform: translateY(-4px);
}

.why-icon {
  font-size: 1.7rem;
  margin-bottom: 0.9rem;
}

.why-title {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.why-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ============================================ */
/* COMPONENT: STATS                             */
/* ============================================ */
.numbers-section {
  background: linear-gradient(135deg, var(--blue-mid) 0%, var(--blue-bright) 100%);
  padding: 4rem 5%;
}

.numbers-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.num-icon {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.num-val {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  line-height: 1;
}

.num-val span {
  color: var(--gold);
}

.num-lbl {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
  margin-top: 0.35rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============================================ */
/* COMPONENT: ABOUT                             */
/* ============================================ */
.about-section {
  background: var(--blue-dark);
}

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

.about-card {
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.3rem;
  text-align: center;
  box-shadow: var(--card-shadow);
}

.about-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  margin: 0 auto 1.1rem;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.3rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 28px rgba(33,150,243,0.4);
  border: 3px solid rgba(33,150,243,0.3);
}

.about-name {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.about-role {
  color: var(--blue-light);
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 1.1rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
  border-top: 1px solid var(--border);
  padding-top: 1.4rem;
}

.as-num {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--blue-glow);
}

.as-lbl {
  font-size: 0.62rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.2rem;
}

.about-text h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.1rem;
}

.about-text p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.8;
  margin-bottom: 0.9rem;
}

.about-list {
  list-style: none;
  margin: 1.4rem 0;
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.about-list li::before {
  content: '✓';
  color: var(--blue-glow);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

/* ============================================ */
/* COMPONENT: TESTIMONIALS                      */
/* ============================================ */
.test-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.3rem;
  margin-top: 2.8rem;
}

.test-card {
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.7rem;
  transition: all 0.3s;
}

.test-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 45px rgba(0,0,0,0.4);
}

.test-stars {
  color: var(--gold);
  font-size: 0.88rem;
  margin-bottom: 0.9rem;
  letter-spacing: 0.1em;
}

.test-quote {
  font-size: 0.85rem;
  line-height: 1.78;
  color: #c5daf0;
  margin-bottom: 1.3rem;
}

.test-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.test-av {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c1, #1565c0), var(--c2, #2196f3));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.test-name {
  font-size: 0.85rem;
  font-weight: 700;
}

.test-role {
  font-size: 0.68rem;
  color: var(--muted);
  font-family: 'Fira Code', monospace;
  margin-top: 0.12rem;
}

.google-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.75rem;
  font-size: 0.62rem;
  color: var(--muted);
  font-family: 'Fira Code', monospace;
}

.google-g {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4285f4, #34a853, #fbbc04, #ea4335);
  display: inline-block;
  flex-shrink: 0;
}

/* ============================================ */
/* COMPONENT: CONTACT                           */
/* ============================================ */
.contact-section {
  background: var(--blue-dark);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.8;
  margin-bottom: 1.8rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.ci {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.2rem;
}

.ci-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

.ci-label {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
  font-family: 'Fira Code', monospace;
}

.ci-val {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--white);
}

.contact-form {
  background: var(--blue-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
}

.contact-form h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.4rem;
  color: var(--white);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.9rem;
}

.form-group label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--blue-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  color: var(--white);
  font-family: inherit;
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-glow);
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%237ea8cc'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 18px;
  padding-right: 35px;
}

.form-group select option {
  background: var(--blue-dark);
  color: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 85px;
}

.form-submit {
  width: 100%;
  margin-top: 0.4rem;
}

/* ============================================ */
/* COMPONENT: FOOTER                            */
/* ============================================ */
footer {
  border-top: 1px solid var(--border);
  padding: 3.5rem 5% 2rem;
  background: var(--blue-deep);
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.8rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0.9rem;
}

.footer-logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
}

.footer-logo-text {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--white);
}

.footer-logo-text span {
  color: var(--blue-glow);
}

.footer-tagline {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.68;
  max-width: 270px;
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
  color: var(--white);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-col ul a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}

.footer-col ul a:hover {
  color: var(--blue-light);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--muted);
}

.footer-socials {
  display: flex;
  gap: 0.7rem;
}

.social-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--blue-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  text-decoration: none;
  color: var(--muted);
  transition: all 0.2s;
  font-weight: 700;
}

.social-btn:hover {
  border-color: var(--blue-glow);
  background: rgba(33,150,243,0.1);
  color: var(--blue-light);
}

/* ============================================ */
/* RESPONSIVE DESIGN                            */
/* ============================================ */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .hero-right {
    order: -1;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .about-img-wrap {
    display: none;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .nav-links,
  .nav-btn {
    display: none;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  section {
    padding: 3.5rem 5%;
  }
  
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}