/* Modern CSS Variables & Design System */
@font-face {
  font-family: "poppins";
  src: url(../fonts/Poppins-Regular.ttf) format("truetype");
  font-weight: 400;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@font-face {
  font-family: "poppins";
  src: url(../fonts/Poppins-Bold.ttf) format("truetype");
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: "poppins";
  src: url(../fonts/Poppins-Black.ttf) format("truetype");
  font-weight: 900;
  font-style: normal;
}

:root {
  --main-color: #008ae3;
  --main-linear: linear-gradient(135deg, #008ae3, #00c5e5);
  --text: #1c1c1e;
  --muted: #6b7280;
  --surface: #ffffff;
  --page-bg: #f4f6f8;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 12px 40px rgba(0, 138, 227, 0.12);
}

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

body {
  font-family: "poppins", sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--page-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.c-title {
  color: var(--main-color);
  letter-spacing: -0.02em;
}

.c-logo {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.c-slogan {
  font-size: 40px;
  font-weight: 900;
  background: var(--main-linear);
  -webkit-background-clip: text;
  -moz-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 0.5px transparent;
  color: transparent;
  max-width: 50rem;
  line-height: 1.25;
}

.c-lead {
  max-width: 28rem;
  line-height: 1.55;
  font-size: 25px;
  color: black;
}

.iframe-container {
  max-width: 900px;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--surface);
}

iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.test-image {
  max-width: 900px;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--surface);
}

.c-test {
  width: 100%;
  border: 0;
  display: block;
}

.c-btn {
  color: #fff;
  background: var(--main-linear);
  padding: 0.65rem 1.75rem;
  border: 0;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 138, 227, 0.35);
  -webkit-transition: -webkit-transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
  -moz-transition: -moz-transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.c-btn:hover {
  -webkit-filter: brightness(1.05);
  filter: brightness(1.05);
  box-shadow: 0 6px 20px rgba(0, 138, 227, 0.4);
}

.c-btn:focus-visible {
  outline: 2px solid var(--main-color);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: no-preference) {
  .c-btn:hover {
    -webkit-transform: translateY(-1px);
    -moz-transform: translateY(-1px);
    transform: translateY(-1px);
  }

  .c-btn:active {
    -webkit-transform: translateY(0);
    -moz-transform: translateY(0);
    transform: translateY(0);
  }

  @-webkit-keyframes c-fade-up {
    from {
      opacity: 0;
      -webkit-transform: translateY(18px);
      -moz-transform: translateY(18px);
      transform: translateY(18px);
    }

    to {
      opacity: 1;
      -webkit-transform: translateY(0);
      -moz-transform: translateY(0);
      transform: translateY(0);
    }
  }

  @keyframes c-fade-up {
    from {
      opacity: 0;
      -webkit-transform: translateY(18px);
      -moz-transform: translateY(18px);
      transform: translateY(18px);
    }

    to {
      opacity: 1;
      -webkit-transform: translateY(0);
      -moz-transform: translateY(0);
      transform: translateY(0);
    }
  }

  .c-animate-in {
    opacity: 0;
    -webkit-animation: c-fade-up 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    animation: c-fade-up 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }

  .c-animate-in--delay-1 {
    animation-delay: 0.5s;
  }

  .c-animate-in--delay-2 {
    animation-delay: 0.7s;
  }
}

@media (prefers-reduced-motion: reduce) {
  .c-animate-in {
    opacity: 1;
  }
}

/* Footer */
.c-footer {
  margin-top: auto;
  border-top: 1px solid rgba(28, 28, 30, 0.08);
  background: var(--surface);
  box-shadow: 0 -1px 0 rgba(255, 255, 255, 0.8);
}

.c-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.25rem 1rem 1.5rem;
  text-align: center;
}

@media (min-width: 576px) {
  .c-footer__inner {
    flex-direction: row;
    text-align: left;
    gap: 1rem;
    padding: 1rem 1rem 1.25rem;
  }
}
@media (max-width: 770px) {
  .c-slogan {
    font-size: 30px;
  }
  .c-lead {
    font-size: 20px;
  }
}
@media (max-width: 470px) {
  .c-slogan {
    font-size: 25px;
  }
  .c-lead {
    font-size: 16px;
  }
}

@media (max-width: 390px) {
  .c-slogan {
    font-size: 20px;
  }
  .c-lead {
    font-size: 12px;
  }
}

.c-footer__logo {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.c-footer__text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.c-footer__brand {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.c-footer__line {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem 0.5rem;
}

@media (min-width: 576px) {
  .c-footer__line {
    justify-content: flex-start;
  }
}

.c-footer__sep {
  display: inline-block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--muted);
  opacity: 0.45;
  vertical-align: middle;
}

.c-footer__link {
  color: var(--main-color);
  font-weight: 500;
  text-decoration: none;
  -webkit-transition: color 0.15s ease, opacity 0.15s ease;
  -moz-transition: color 0.15s ease, opacity 0.15s ease;
  transition: color 0.15s ease, opacity 0.15s ease;
}

.c-footer__link:hover {
  color: #0070c4;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.c-footer__link:focus-visible {
  outline: 2px solid var(--main-color);
  outline-offset: 2px;
  border-radius: 2px;
}