@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap");

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

:root {
  --bg: #1a1f2e;
  --bg-card: #1f2538;
  --bg-secondary: #232a3c;
  --bg-input: #2a3148;
  --bg-footer: #0c111d;
  --fg: #e8eaf0;
  --fg-muted: #8b92a8;
  --border: #2e3650;
  --primary: #4a8eff;
  --primary-hover: #3a7cef;
  --primary-bg: rgba(74, 142, 255, 0.1);
  --primary-border: rgba(74, 142, 255, 0.3);
  --green: #16a34a;
  --green-hover: #15803d;
  --green-bg: rgba(22, 163, 74, 0.15);
  --white-10: rgba(255, 255, 255, 0.1);
  --white-20: rgba(255, 255, 255, 0.2);
  --white-50: rgba(255, 255, 255, 0.5);
  --white-70: rgba(255, 255, 255, 0.7);
  --white-80: rgba(255, 255, 255, 0.8);
  --radius: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;
}

html {
  scroll-behavior: smooth;
}
body {
  font-family: "Poppins", sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  text-decoration: none;
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
}
button {
  cursor: pointer;
  font-family: inherit;
}
ul {
  list-style: none;
}

/* ===== UTILITIES ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}
@media (min-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }
}
@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
}

.section {
  padding: 5rem 0;
}
@media (min-width: 1024px) {
  .section {
    padding: 7rem 0;
  }
}

.section-card {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
}
.badge-outline {
  background: var(--white-10);
  color: var(--white-80);
  border: 1px solid var(--white-20);
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}
@media (min-width: 1024px) {
  .section-title {
    font-size: 2.5rem;
  }
}
.section-title .highlight {
  color: var(--primary);
}

.text-muted {
  color: var(--fg-muted);
}
.text-primary {
  color: var(--primary);
}
.text-white {
  color: #fff;
}
.text-center {
  text-align: center;
}
.text-sm {
  font-size: 0.875rem;
}
.text-xs {
  font-size: 0.75rem;
}
.text-lg {
  font-size: 1.125rem;
}
.text-xl {
  font-size: 1.25rem;
}
.text-2xl {
  font-size: 1.5rem;
}
.text-3xl {
  font-size: 1.875rem;
}
.text-4xl {
  font-size: 2.25rem;
}
.text-5xl {
  font-size: 3rem;
}
.font-bold {
  font-weight: 700;
}
.font-semibold {
  font-weight: 600;
}
.font-medium {
  font-weight: 500;
}
.uppercase {
  text-transform: uppercase;
}
.tracking-wider {
  letter-spacing: 0.05em;
}
.leading-relaxed {
  line-height: 1.7;
}
.leading-tight {
  line-height: 1.15;
}
.mb-1 {
  margin-bottom: 0.25rem;
}
.mb-2 {
  margin-bottom: 0.5rem;
}
.mb-3 {
  margin-bottom: 0.75rem;
}
.mb-4 {
  margin-bottom: 1rem;
}
.mb-6 {
  margin-bottom: 1.5rem;
}
.mb-8 {
  margin-bottom: 2rem;
}
.mb-10 {
  margin-bottom: 2.5rem;
}
.mb-14 {
  margin-bottom: 3.5rem;
}
.mb-16 {
  margin-bottom: 4rem;
}
.mt-1 {
  margin-top: 0.25rem;
}
.mt-4 {
  margin-top: 1rem;
}
.mt-6 {
  margin-top: 1.5rem;
}
.mt-10 {
  margin-top: 2.5rem;
}
.pt-2 {
  padding-top: 0.5rem;
}
.pt-4 {
  padding-top: 1rem;
}
.max-w-2xl {
  max-width: 42rem;
}
.max-w-3xl {
  max-width: 48rem;
}
.max-w-4xl {
  max-width: 56rem;
}
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  min-height: 2.75rem;
  padding: 0 1.25rem;
  line-height: 1;
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  font-size: 0.9rem;
}
.btn-primary:hover {
  background: var(--primary-hover);
}
.btn-primary-lg {
  background: var(--primary);
  color: #fff;
  font-size: 0.98rem;
  min-height: 3.25rem;
  padding: 0 1.75rem;
}
.btn-primary-lg:hover {
  background: var(--primary-hover);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid var(--white-20);
  font-size: 0.98rem;
  min-height: 3.25rem;
  padding: 0 1.75rem;
}
.btn-outline:hover {
  background: var(--white-10);
}
.btn-green {
  background: var(--green);
  color: #fff;
  font-size: 0.9rem;
}
.btn-green:hover {
  background: var(--green-hover);
}
.btn-green-lg {
  background: var(--green);
  color: #fff;
  font-size: 0.98rem;
  min-height: 3.25rem;
  width: 100%;
  padding: 0 1.75rem;
}
.btn-green-lg:hover {
  background: var(--green-hover);
}

/* ===== GRID ===== */
.grid {
  display: grid;
  gap: 1.5rem;
}
.grid-2 {
  grid-template-columns: 1fr;
}
.grid-3 {
  grid-template-columns: 1fr;
}
.grid-4 {
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.flex-wrap {
  flex-wrap: wrap;
}
.items-center {
  align-items: center;
}
.items-start {
  align-items: start;
}
.justify-between {
  justify-content: space-between;
}
.justify-center {
  justify-content: center;
}
.gap-1 {
  gap: 0.25rem;
}
.gap-2 {
  gap: 0.5rem;
}
.gap-3 {
  gap: 0.75rem;
}
.gap-4 {
  gap: 1rem;
}
.gap-5 {
  gap: 1.25rem;
}
.gap-6 {
  gap: 1.5rem;
}
.gap-8 {
  gap: 2rem;
}
.gap-10 {
  gap: 2.5rem;
}
.gap-12 {
  gap: 3rem;
}
.gap-14 {
  gap: 3.5rem;
}
.w-full {
  width: 100%;
}
.shrink-0 {
  flex-shrink: 0;
}

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  transition: border-color 0.5s;
}
.card:hover {
  border-color: rgba(74, 142, 255, 0.4);
}
@media (min-width: 1024px) {
  .card {
    padding: 2rem;
  }
}
.card-sm {
  padding: 1.25rem;
  border-radius: var(--radius-xl);
}
.card-bg {
  background: var(--bg);
}

.icon-box {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-xl);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon-box svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
}
.icon-box-lg {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-2xl);
}
.icon-box-lg svg {
  width: 1.75rem;
  height: 1.75rem;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.5s;
}
.header-scroll {
  background: rgba(26, 31, 46, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}
.header-logo {
  height: 2.75rem;
  width: auto;
  filter: brightness(0) invert(1);
}
.header-nav {
  display: none;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  margin: 0 1rem;
}
@media (min-width: 1024px) {
  .header-nav {
    display: flex;
  }
}
.header-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  width: 100%;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-full);
  min-height: 2.6rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--white-80);
  transition: all 0.3s;
}
.header-nav a:hover {
  color: #fff;
  background: var(--white-10);
}
.header-nav a.active {
  color: #fff;
  background: var(--primary-bg);
}
.header-cta {
  display: none;
}
@media (min-width: 1024px) {
  .header-cta {
    display: flex;
  }
}
.header-cta .btn {
  min-width: 12.5rem;
  width: 100%;
  min-height: 2.6rem;
  padding: 0 1.15rem;
}
.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  background: none;
  border: none;
  color: #fff;
}
@media (min-width: 1024px) {
  .mobile-toggle {
    display: none;
  }
}
.mobile-toggle svg {
  width: 1.5rem;
  height: 1.5rem;
}
.mobile-menu {
  display: none;
  background: rgba(26, 31, 46, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  padding: 1.5rem 1rem;
}
.mobile-menu.open {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.mobile-menu a {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-xl);
  font-weight: 500;
  color: var(--fg);
  transition: all 0.3s;
}
.mobile-menu a:hover {
  color: var(--primary);
  background: var(--primary-bg);
}
.mobile-menu a.active {
  color: var(--primary);
  background: var(--primary-bg);
}
.mobile-menu .btn {
  width: 100%;
  min-height: 2.75rem;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(26, 31, 46, 0.95),
    rgba(26, 31, 46, 0.8),
    rgba(26, 31, 46, 0.5)
  );
}
.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  padding: 8rem 0;
}
.hero-title {
  font-size: 2.75rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.05;
  letter-spacing: -0.02em;
}
@media (min-width: 640px) {
  .hero-title {
    font-size: 3.5rem;
  }
}
@media (min-width: 1024px) {
  .hero-title {
    font-size: 4.5rem;
  }
}
.hero-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 8rem;
  background: linear-gradient(to top, var(--bg), transparent);
}

/* ===== PAGE HERO (subpages) ===== */
.page-hero {
  min-height: 70vh;
}

/* ===== STAT COUNTER ===== */
.stat-value {
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
}
@media (min-width: 1024px) {
  .stat-value {
    font-size: 3rem;
  }
}
.stat-label {
  font-size: 0.875rem;
  color: var(--white-50);
  margin-top: 0.25rem;
}

/* ===== PREVIEW CARDS ===== */
.preview-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: transform 0.5s;
}
.preview-card:hover {
  transform: scale(1.01);
}
.preview-card:hover .preview-card-img {
  transform: scale(1.05);
}
.preview-card-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.7s;
}
.preview-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.9),
    rgba(0, 0, 0, 0.5),
    rgba(0, 0, 0, 0.1)
  );
}
.preview-card-content {
  position: relative;
  z-index: 10;
  padding: 2rem;
}
@media (min-width: 1024px) {
  .preview-card-content {
    padding: 2.5rem;
  }
}
.preview-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}
@media (min-width: 1024px) {
  .preview-card-title {
    font-size: 1.875rem;
  }
}
.preview-card-desc {
  color: var(--white-70);
  line-height: 1.7;
  max-width: 28rem;
  margin-bottom: 1.5rem;
}
.preview-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.875rem;
  transition: gap 0.3s;
}
.preview-card:hover .preview-card-link {
  gap: 0.75rem;
}

/* ===== CLIENTS STRIP ===== */
.clients-strip {
  padding: 4rem 0;
  background: rgba(35, 42, 60, 0.3);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.clients-track {
  display: flex;
  gap: 3rem;
  animation: scroll 30s linear infinite;
  width: max-content;
}
.client-chip {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  background: rgba(35, 42, 60, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-muted);
  white-space: nowrap;
}
@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ===== BECOME SPEAKER ===== */
.speaker-section-card {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2rem;
}
@media (min-width: 1024px) {
  .speaker-section-card {
    padding: 4rem;
  }
}
.speaker-glow-1 {
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: rgba(74, 142, 255, 0.1);
  border-radius: 50%;
  filter: blur(120px);
  transform: translate(25%, -50%);
}
.speaker-glow-2 {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 300px;
  height: 300px;
  background: rgba(74, 142, 255, 0.08);
  border-radius: 50%;
  filter: blur(100px);
  transform: translate(-25%, 50%);
}
.speaker-grid {
  display: grid;
  gap: 3rem;
}
@media (min-width: 1024px) {
  .speaker-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}
.speaker-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.speaker-step-number {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-xl);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary);
}
.speaker-whatsapp-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  text-align: center;
}
@media (min-width: 1024px) {
  .speaker-whatsapp-card {
    padding: 2.5rem;
  }
}

/* ===== FAQ ===== */
.faq-item {
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border);
  background: rgba(35, 42, 60, 0.3);
  transition: all 0.3s;
}
.faq-item.open {
  border-color: var(--primary-border);
  background: var(--primary-bg);
  box-shadow: 0 8px 30px rgba(74, 142, 255, 0.05);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.5rem;
  text-align: left;
  background: none;
  border: none;
  color: var(--fg);
  font-weight: 600;
  font-size: 1rem;
}
.faq-item.open .faq-question {
  color: var(--primary);
}
.faq-arrow {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  transition: transform 0.3s;
  color: var(--fg-muted);
}
.faq-item.open .faq-arrow {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq-answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--fg-muted);
  line-height: 1.7;
  display: none;
}
.faq-item .faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.faq-item .faq-answer > p {
  overflow: hidden;
}
.faq-item.open .faq-answer {
  grid-template-rows: 1fr;
}

/* ===== FORM ===== */
.form-grid {
  display: grid;
  gap: 1.25rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-group-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .form-group-row {
    grid-template-columns: 1fr 1fr;
  }
}
.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg);
}
.form-input {
  height: 3rem;
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-input);
  padding: 0 1rem;
  font-size: 0.875rem;
  color: var(--fg);
  font-family: inherit;
  transition:
    border-color 0.3s,
    box-shadow 0.3s;
  outline: none;
}
.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(74, 142, 255, 0.15);
}
.form-input::placeholder {
  color: var(--fg-muted);
}
.form-textarea {
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-input);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--fg);
  font-family: inherit;
  resize: none;
  outline: none;
  transition:
    border-color 0.3s,
    box-shadow 0.3s;
}
.form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(74, 142, 255, 0.15);
}
.form-textarea::placeholder {
  color: var(--fg-muted);
}
.form-glow {
  position: absolute;
  inset: -4px;
  background: linear-gradient(
    to right,
    rgba(74, 142, 255, 0.15),
    rgba(74, 142, 255, 0.08),
    rgba(74, 142, 255, 0.15)
  );
  border-radius: 1.5rem;
  filter: blur(16px);
}

/* ===== LECTURE CARDS ===== */
.lecture-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}
.lecture-card-header {
  padding: 1.5rem 1.5rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
}
@media (min-width: 1024px) {
  .lecture-card-header {
    padding: 2rem 2rem 0;
  }
}
.lecture-card-body {
  padding: 1.25rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
@media (min-width: 1024px) {
  .lecture-card-body {
    padding: 1.25rem 2rem 2rem;
  }
}
.lecture-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}
.speaker-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: var(--fg);
}
.speaker-badge svg {
  width: 0.875rem;
  height: 0.875rem;
  color: var(--primary);
}

/* ===== CATEGORY TABS ===== */
.tab-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}
.tab-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--fg-muted);
  transition: all 0.3s;
  cursor: pointer;
}
.tab-btn:hover {
  color: var(--fg);
  border-color: var(--primary-border);
}
.tab-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(74, 142, 255, 0.25);
}
.tab-btn svg {
  width: 1rem;
  height: 1rem;
}
.tab-panel {
  display: none;
}
.tab-panel.active {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.tab-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  padding-left: 3rem;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border);
}
.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
}
.timeline-dot {
  position: absolute;
  left: -2.25rem;
  top: 0.25rem;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--primary-bg);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
}

/* ===== METHODOLOGY STEPS ===== */
.step-card {
  position: relative;
}
.step-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 3rem;
  font-weight: 700;
  color: rgba(74, 142, 255, 0.1);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-footer);
  border-top: 1px solid var(--border);
}
.footer-grid {
  display: grid;
  gap: 2.5rem;
}
@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 3rem;
  }
}
.footer-logo {
  height: 2.5rem;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 1.5rem;
}
.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}
.footer-social a:hover {
  background: var(--primary);
  border-color: var(--primary);
}
.footer-social a svg {
  width: 1rem;
  height: 1rem;
  color: #fff;
}
.footer-col h3 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: #fff;
}
.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--white-50);
  margin-bottom: 0.75rem;
  transition: color 0.3s;
}
.footer-col a:hover {
  color: var(--primary);
}
.footer-bottom {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}
.footer-bottom p,
.footer-bottom a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.3);
}
.footer-bottom a:hover {
  color: rgba(255, 255, 255, 0.6);
}

/* ===== SVG ICONS INLINE ===== */
.icon {
  display: inline-block;
  vertical-align: middle;
}

/* ===== SCROLL REVEAL ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px) scale(0.99);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  border: 1px solid var(--primary-border);
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
  z-index: 60;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  border-color: var(--primary);
  background: var(--primary);
}

/* ===== FORM FEEDBACK ===== */
.form-input.is-invalid,
.form-textarea.is-invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18);
}

.subtitulo-card {
  display: block;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.2%;
}

.valores-grid-horizontal {
  display: grid;
  gap: 1rem;
}

.valor-item {
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.3s ease;
}

.valor-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(59, 130, 246, 0.4);
}

.valor-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: #fff;
}

.valor-item p {
  font-size: 0.85rem;
  color: #a1a1aa; /* muted */
  line-height: 1.5;
}

.cards-wrapper {
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4vw, 4rem);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  line-height: 1.6;
  color: #a1a1aa;
}

.check-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  top: 0;
  color: #22c55e; /* verde elegante */
  font-weight: bold;
}

.bio-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    align-items: center;
}

.bio-text {
    flex: 1;
    min-width: 280px;
    order: 1;
}

.bio-image {
    flex-shrink: 0;
    text-align: center;
    order: 2;
}

/* MOBILE */
@media (max-width: 768px) {
    .bio-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .bio-image {
        order: 0; /* 👈 faz a imagem subir */
        margin-bottom: 1.5rem;
    }
}