/* ------------------------------------------------------------------ 기본 */

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

:root {
  --red: #e50914;
  --red-hover: #f6121d;
  --ink: #000;
  --gray: #737373;
  --line: #d9d9d9;
  --bg-light: #fff;
}

body {
  font-family: "Pretendard", "Malgun Gothic", -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

.page-dark  { background: #000; color: #fff; }
.page-light { background: var(--bg-light); color: var(--ink); }

.logo {
  display: inline-block;
  color: var(--red);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 1px;
  text-decoration: none;
  line-height: 0;
}

.logo img {
  display: block;
  height: 44px;
  width: auto;
}

/* ------------------------------------------------------------------ 랜딩 */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(to top, rgba(0,0,0,.85), rgba(0,0,0,.45) 50%, rgba(0,0,0,.85)),
    radial-gradient(120% 90% at 50% 0%, #3a0508 0%, #150203 45%, #000 100%);
}

.hero-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 44px;
}

.btn-login {
  padding: 7px 17px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  background: var(--red);
  border-radius: 4px;
}

.btn-login:hover { background: var(--red-hover); }

.hero-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px 96px;
}

.hero-body h1 {
  font-size: clamp(34px, 5.4vw, 60px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.5px;
}

.hero-sub {
  font-size: clamp(17px, 2.2vw, 22px);
  margin-top: 18px;
}

.hero-lead {
  font-size: 17px;
  margin-top: 26px;
  color: #e5e5e5;
}

.email-form {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  width: min(680px, 100%);
}

/* 플로팅 라벨: 값이 있거나 포커스면 라벨이 위로 올라간다 */
.email-field {
  position: relative;
  flex: 1;
}

.email-field input {
  width: 100%;
  height: 56px;
  padding: 22px 20px 6px;
  font-size: 16px;
  color: #fff;
  background: #372c39;
  border: 1px solid #8c8c8c;
  border-radius: 4px;
  outline: none;
}

.email-field input:focus {
  border: 2px solid #fff;
  padding: 21px 19px 5px 19px;
}

/* 브라우저 자동완성이 강제로 밝은 배경을 입히는 걸 막는다 */
.email-field input:-webkit-autofill,
.email-field input:-webkit-autofill:hover,
.email-field input:-webkit-autofill:focus {
  -webkit-text-fill-color: #fff;
  -webkit-box-shadow: 0 0 0px 1000px #372c39 inset;
  box-shadow: 0 0 0px 1000px #372c39 inset;
  caret-color: #fff;
  transition: background-color 5000s ease-in-out 0s;
}

.email-field label {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: #8c8c8c;
  font-size: 16px;
  pointer-events: none;
  transition: top .15s ease, transform .15s ease, font-size .15s ease, color .15s ease;
}

.email-field input:focus + label,
.email-field input:not(:placeholder-shown) + label {
  top: 14px;
  transform: translateY(0);
  font-size: 12px;
  color: #b3b3b3;
}

.btn-hero {
  padding: 0 26px;
  height: 56px;
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  background: var(--red);
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}

.btn-hero:hover { background: var(--red-hover); }

@media (max-width: 640px) {
  .email-form { flex-direction: column; }
  .btn-hero { width: 100%; }
  .logo img { height: 34px; }
}

/* --------------------------------------------------------- 회원가입 공통 */

.signup-header {
  padding: 18px 44px;
  border-bottom: 1px solid var(--line);
}

.signup-main {
  display: flex;
  justify-content: center;
  padding: 56px 24px 80px;
  min-height: calc(100vh - 130px);
}

.signup-card {
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.signup-card-wide { max-width: 880px; }

.card-step {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 10px;
}

.card-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.5px;
}

.card-desc {
  font-size: 16px;
  color: #333;
  margin-top: 14px;
}

.card-note {
  font-size: 13px;
  color: var(--gray);
  margin-top: 18px;
}

.card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  font-size: 30px;
  color: var(--red);
  border: 2px solid var(--red);
  border-radius: 50%;
}

.card-icon-ok   { color: #1d8a4b; border-color: #1d8a4b; }
.card-icon-warn { color: #b45309; border-color: #b45309; }

.signup-footer {
  border-top: 1px solid var(--line);
  padding: 24px 44px;
  color: var(--gray);
  font-size: 13px;
}

/* -------------------------------------------------------------- 폼 요소 */

.btn-primary,
.btn-secondary {
  display: block;
  width: 100%;
  height: 56px;
  margin-top: 24px;
  font-size: 18px;
  font-weight: 600;
  line-height: 56px;
  text-align: center;
  text-decoration: none;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
}

.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-hover); }

.btn-secondary {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-secondary:hover { background: #f3f3f3; }

.btn-secondary:disabled {
  color: var(--gray);
  cursor: not-allowed;
  background: #f3f3f3;
}

.email-readonly {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding: 16px;
  font-size: 16px;
  text-align: left;
  background: #f3f3f3;
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow-wrap: anywhere;
}

.email-readonly a {
  flex: none;
  color: var(--gray);
  font-size: 14px;
  text-decoration: underline;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-size: 14px;
  text-align: left;
  color: #333;
  cursor: pointer;
}

.checkbox input { width: 18px; height: 18px; accent-color: var(--red); flex: none; }

.form-error {
  margin-top: 14px;
  padding: 12px 14px;
  font-size: 14px;
  text-align: left;
  color: #8f1111;
  background: #fdeaea;
  border-radius: 4px;
}

.page-dark .form-error {
  color: #fff;
  background: rgba(229, 9, 20, .85);
  width: min(680px, 100%);
}

/* ------------------------------------------------------------ 로그인 */

.auth-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(180deg, #3c1718 0%, #3d0a0a 35%, #100303 70%, #000 100%);
}

.auth-header {
  padding: 20px 44px;
  border-bottom: 1px solid rgba(255, 255, 255, .13);
}

.auth-main {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 56px 24px 80px;
}

.auth-panel {
  width: 100%;
  max-width: 420px;
}

.auth-title {
  font-size: 28px;
  font-weight: 600;
  line-height: 1.3;
  word-break: keep-all;
}

.auth-sub {
  margin-top: 12px;
  color: #8c8c8c;
  font-size: 16px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

/* OTP 입력 화면(login_otp.html)은 자체 스타일을 들고 있어서
   여기에 4자리 입력·안내문 관련 규칙을 두지 않는다.
   아래 .auth-* 와 .btn-ghost 는 mypage.html 이 계속 쓴다. */

.btn-ghost {
  display: block;
  width: 100%;
  height: 48px;
  margin-top: 12px;
  font-size: 15px;
  font-weight: 600;
  line-height: 48px;
  text-align: center;
  text-decoration: none;
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 4px;
  cursor: pointer;
}

.btn-ghost:hover { background: rgba(255, 255, 255, .08); }

.btn-ghost:disabled {
  color: #8c8c8c;
  border-color: rgba(255, 255, 255, .15);
  cursor: not-allowed;
}

.summary-dark { border-color: rgba(255, 255, 255, .15); }
.summary-dark > div { border-color: rgba(255, 255, 255, .15); }
.summary-dark dt { color: #8c8c8c; }
.summary-dark dd { color: #fff; }

/* ---------------------------------------------------------- 플랜 선택 */

.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin-top: 32px;
  text-align: left;
}

.plan-card { cursor: pointer; }

/* 라디오는 숨기고 카드 전체를 선택 영역으로 쓴다 */
.plan-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.plan-body {
  height: 100%;
  padding: 20px 18px;
  border: 2px solid var(--line);
  border-radius: 8px;
  transition: border-color .12s ease, background .12s ease;
}

.plan-card:hover .plan-body { border-color: #a3a3a3; }

.plan-card input:checked + .plan-body {
  border-color: var(--red);
  background: #fff5f5;
}

.plan-card input:focus-visible + .plan-body { outline: 2px solid #0b5fff; outline-offset: 2px; }

.plan-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-name { font-size: 17px; font-weight: 700; }

.plan-badge {
  padding: 2px 7px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--red);
  border-radius: 3px;
}

.plan-price {
  margin-top: 6px;
  font-size: 20px;
  font-weight: 700;
}

.plan-spec {
  margin-top: 14px;
  font-size: 13px;
  color: #333;
}

.plan-spec > div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 0;
  border-top: 1px solid #ececec;
}

.plan-spec dt { color: var(--gray); }
.plan-spec dd { text-align: right; }

.plan-note {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--gray);
}

/* ------------------------------------------------------------ 요약/기타 */

.summary {
  margin-top: 28px;
  text-align: left;
  font-size: 14px;
  border-top: 1px solid var(--line);
}

.summary > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line);
}

.summary dt { color: var(--gray); }
.summary dd { text-align: right; overflow-wrap: anywhere; }

.stub-box {
  margin-top: 28px;
  padding: 20px 18px;
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
  color: #444;
  background: #f7f7f7;
  border: 1px dashed var(--line);
  border-radius: 6px;
}

.stub-title { font-weight: 700; color: var(--ink); margin-bottom: 6px; }

/* 개발용 매직링크 박스 — MAIL_BACKEND=console 일 때만 렌더링된다 */
.dev-link {
  margin-top: 24px;
  padding: 14px;
  text-align: left;
  background: #fffbe6;
  border: 1px dashed #d4a72c;
  border-radius: 6px;
}

.dev-link-label {
  font-size: 12px;
  color: #7a5c00;
  margin-bottom: 6px;
}

.dev-link a {
  font-size: 15px;
  font-weight: 600;
  color: #7a5c00;
  overflow-wrap: anywhere;
}