:root {
    --blue: #1E3FCC;
    --blue-deep: #0A1F6B;
    --blue-ink: #050A2E;
    --cream: #F4EEDF;
    --cream-warm: #EFE7D2;
    --black: #0A0A0A;
    --white: #FFFFFF;
    --line: rgba(10, 10, 10, 0.12);

    --display: "Big Shoulders Display", "Impact", sans-serif;
    --body: "Instrument Sans", system-ui, sans-serif;
    --serif: "Instrument Serif", Georgia, serif;
  }

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

  html { scroll-behavior: smooth; scroll-padding-top: 90px; }
  @media (max-width: 900px) { html { scroll-padding-top: 70px; } }

  body {
    font-family: var(--body);
    background: var(--cream);
    color: var(--blue-ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  ::selection { background: var(--blue); color: var(--cream); }

  /* ============ NAV ============ */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(244, 238, 223, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    transition: padding 0.3s ease;
  }

  nav .logo-mark {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
    color: var(--blue-ink);
  }

  nav .logo-mark img {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
  }

  nav .logo-mark span {
    font-family: var(--display);
    font-weight: 900;
    font-size: 1.4rem;
    letter-spacing: 0.04em;
    line-height: 1;
  }

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

  nav .nav-links a {
    color: var(--blue-ink);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    position: relative;
    transition: color 0.3s;
  }

  nav .nav-links a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--blue);
    transition: width 0.3s ease;
  }

  nav .nav-links a:hover { color: var(--blue); }
  nav .nav-links a:hover::after { width: 100%; }

  .mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
  }

  .mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--blue-ink);
    margin: 5px 0;
    transition: 0.3s;
  }

  /* ============ HERO ============ */
  .hero {
    min-height: 100vh;
    padding: 8rem 2rem 3rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .hero::before {
    content: "";
    position: absolute;
    top: -10%; right: -20%;
    width: 700px; height: 700px;
    background: radial-gradient(circle, var(--blue) 0%, transparent 70%);
    opacity: 0.08;
    z-index: 0;
  }

  .hero-rings {
    position: absolute;
    top: 50%;
    right: -200px;
    transform: translateY(-50%);
    width: 800px; height: 800px;
    pointer-events: none;
    opacity: 0.5;
    z-index: 0;
  }

  .hero-rings::before,
  .hero-rings::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid var(--blue);
    animation: pulse 8s ease-in-out infinite;
  }

  .hero-rings::after {
    inset: 80px;
    animation-delay: 2s;
  }

  .hero-rings .ring-3 {
    position: absolute;
    inset: 160px;
    border-radius: 50%;
    border: 1px solid var(--blue);
    animation: pulse 8s ease-in-out infinite;
    animation-delay: 4s;
  }

  @keyframes pulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.03); }
  }

  .hero-content { position: relative; z-index: 2; max-width: 1400px; margin: 0 auto; width: 100%; }

  .hero-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--blue);
    font-weight: 600;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
  }

  .hero-meta span:nth-child(2) { letter-spacing: 0.1em; }

  .hero h1 {
    font-family: var(--display);
    font-weight: 900;
    font-size: clamp(4.5rem, 14vw, 12rem);
    line-height: 0.85;
    letter-spacing: -0.02em;
    color: var(--blue-ink);
    opacity: 0;
    animation: fadeUp 0.8s 0.15s ease forwards;
  }

  .hero h1 .blue { color: var(--blue); }

  .hero h1 .italic-tag {
    font-family: var(--serif);
    font-weight: 400;
    font-style: italic;
    font-size: 0.45em;
    letter-spacing: 0;
    color: var(--blue);
    display: inline-block;
    transform: translateY(-0.3em);
    margin: 0 0.2em;
  }

  .hero-bottom {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: end;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding-top: 3rem;
  }

  .hero-intro {
    font-size: 1.1rem;
    max-width: 480px;
    line-height: 1.6;
    color: var(--blue-ink);
    opacity: 0;
    animation: fadeUp 0.8s 0.4s ease forwards;
  }

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

  .hero-social {
    display: flex;
    gap: 0.6rem;
    margin-top: 1.75rem;
    opacity: 0;
    animation: fadeUp 0.8s 0.5s ease forwards;
  }

  .hero-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1.5px solid var(--blue-ink);
    color: var(--blue-ink);
    border-radius: 50%;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
  }

  .hero-social a:hover {
    background: var(--blue);
    border-color: var(--blue);
    color: var(--cream);
    transform: translateY(-3px);
  }

  .hero-social svg {
    width: 19px;
    height: 19px;
    fill: currentColor;
  }

  .next-run {
    border: 1.5px solid var(--blue-ink);
    padding: 1.5rem;
    background: var(--cream-warm);
    opacity: 0;
    animation: fadeUp 0.8s 0.55s ease forwards;
    position: relative;
  }

  .next-run::before {
    content: "•";
    position: absolute;
    top: 1.5rem; right: 1.5rem;
    color: var(--blue);
    animation: blink 1.5s ease-in-out infinite;
    font-size: 1.5rem;
    line-height: 1;
  }

  @keyframes blink {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
  }

  .next-run .label {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--blue);
    font-weight: 600;
    margin-bottom: 0.5rem;
  }

  .next-run .day {
    font-family: var(--display);
    font-weight: 800;
    font-size: 2.2rem;
    line-height: 1;
    letter-spacing: 0.02em;
    margin-bottom: 0.25rem;
  }

  .next-run .time {
    font-family: var(--display);
    font-weight: 500;
    font-size: 1.2rem;
    color: var(--blue);
    margin-bottom: 0.75rem;
  }

  .next-run .place {
    font-size: 0.85rem;
    color: var(--blue-ink);
    opacity: 0.7;
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ============ MARQUEE ============ */
  .marquee {
    background: var(--blue);
    color: var(--cream);
    padding: 1.5rem 0;
    overflow: hidden;
    border-top: 1px solid var(--blue-deep);
    border-bottom: 1px solid var(--blue-deep);
  }

  .marquee-track {
    display: flex;
    gap: 3rem;
    white-space: nowrap;
    animation: scroll 30s linear infinite;
    font-family: var(--display);
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 0.03em;
  }

  .marquee-track span {
    display: flex;
    align-items: center;
    gap: 3rem;
  }

  .marquee-track span::after {
    content: "★";
    color: var(--cream);
    opacity: 0.6;
    font-size: 1.5rem;
  }

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

  /* ============ SECTIONS ============ */
  section { padding: 6rem 2rem; position: relative; }

  .container { max-width: 1400px; margin: 0 auto; }

  .section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    border-bottom: 1.5px solid var(--blue-ink);
    padding-bottom: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .section-num {
    font-family: var(--display);
    font-size: 0.95rem;
    letter-spacing: 0.2em;
    color: var(--blue);
    font-weight: 500;
  }

  .section-title {
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 0.9;
    letter-spacing: -0.01em;
  }

  .section-title em {
    font-family: var(--serif);
    font-style: italic;
    font-weight: 400;
    color: var(--blue);
  }

  /* ============ ABOUT ============ */
  .about-lead {
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    line-height: 1.6;
    max-width: 820px;
    color: var(--blue-ink);
    margin-bottom: 3rem;
  }

  .about-lead strong {
    color: var(--blue);
    font-weight: 600;
  }

  .about-divider {
    width: 60px;
    height: 3px;
    background: var(--blue);
    margin-bottom: 3rem;
  }

  .about-sub {
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.01em;
    line-height: 1;
    margin-bottom: 0.75rem;
  }

  .about-sub-text {
    font-size: 1.05rem;
    color: var(--blue-ink);
    opacity: 0.65;
    margin-bottom: 2rem;
  }

  .about-items {
    display: grid;
    margin-bottom: 4rem;
  }

  .about-item {
    display: grid;
    grid-template-columns: 3rem 1fr;
    gap: 2rem;
    padding: 2rem 0;
    border-top: 1px solid var(--line);
    transition: padding-left 0.3s ease;
  }

  .about-item:last-child { border-bottom: 1px solid var(--line); }

  .about-item:hover { padding-left: 0.75rem; }

  .about-item .item-num {
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--blue);
    letter-spacing: 0.1em;
    padding-top: 0.35rem;
  }

  .about-item h4 {
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    letter-spacing: 0.01em;
    margin-bottom: 0.6rem;
    line-height: 1;
  }

  .about-item p {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--blue-ink);
    opacity: 0.8;
  }

  .about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1.5px solid var(--blue-ink);
    border-bottom: 1.5px solid var(--blue-ink);
  }

  .stat {
    padding: 2.5rem 1.5rem;
    text-align: center;
    border-right: 1.5px solid var(--blue-ink);
  }

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

  .stat .num {
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(3rem, 7vw, 4.5rem);
    line-height: 1;
    color: var(--blue);
    margin-bottom: 0.6rem;
  }

  .stat .label {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--blue-ink);
    opacity: 0.7;
  }

  /* ============ SCHEDULE ============ */
  #antrenmanlar { background: var(--blue); color: var(--cream); }

  #antrenmanlar .section-head { border-color: var(--cream); }
  #antrenmanlar .section-num { color: var(--cream); opacity: 0.7; }
  #antrenmanlar .section-title { color: var(--cream); }
  #antrenmanlar .section-title em { color: var(--cream-warm); opacity: 0.9; }

  .schedule {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .run-card {
    background: var(--cream);
    color: var(--blue-ink);
    padding: 3rem 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.4s ease;
    border: 1.5px solid var(--cream);
  }

  .run-card:hover {
    transform: translateY(-6px);
  }

  .run-card .bib {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-family: var(--display);
    font-weight: 800;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    background: var(--blue);
    color: var(--cream);
    padding: 0.35rem 0.7rem;
    border-radius: 2px;
  }

  .run-card .day {
    font-family: var(--display);
    font-weight: 900;
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 0.9;
    letter-spacing: -0.01em;
    margin-bottom: 0.5rem;
  }

  .run-card .time {
    font-family: var(--display);
    font-weight: 600;
    font-size: 2.5rem;
    color: var(--blue);
    line-height: 1;
    margin-bottom: 2rem;
    letter-spacing: 0.02em;
  }

  .run-card .details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
  }

  .run-card .detail-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
  }

  .run-card .detail-row .key {
    color: var(--blue-ink);
    opacity: 0.6;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.75rem;
  }

  .run-card .detail-row .val {
    font-weight: 600;
    color: var(--blue-ink);
  }

  .schedule-note {
    margin-top: 3rem;
    padding: 1.5rem 2rem;
    border: 1px dashed var(--cream);
    color: var(--cream);
    font-size: 0.95rem;
    line-height: 1.6;
    text-align: center;
    opacity: 0.85;
  }

  /* ============ MEETING POINT ============ */
  .meeting {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
  }

  .meeting-info h3 {
    font-family: var(--display);
    font-weight: 800;
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: 0.5rem;
  }

  .meeting-info .subtitle {
    font-family: var(--serif);
    font-style: italic;
    color: var(--blue);
    font-size: 1.2rem;
    margin-bottom: 2rem;
  }

  .meeting-info p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
  }

  .map-wrap {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .map-frame {
    aspect-ratio: 4 / 3;
    border: 1.5px solid var(--blue-ink);
    overflow: hidden;
    position: relative;
    background: var(--blue-deep);
  }

  .map-frame iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
    /* haritayı kulüp temasına hafifçe uydur */
    filter: grayscale(18%) contrast(1.02);
  }

  .map-directions {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1rem 1.5rem;
    background: var(--blue-ink);
    color: var(--cream);
    text-decoration: none;
    font-family: var(--display);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.1em;
    border: 1.5px solid var(--blue-ink);
    transition: background 0.3s ease, color 0.3s ease;
  }

  .map-directions:hover {
    background: transparent;
    color: var(--blue-ink);
  }

  .map-directions svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
  }

  /* ============ CALENDAR ============ */
  .calendar-empty {
    border: 1.5px dashed var(--blue-ink);
    padding: 4rem 2rem;
    text-align: center;
  }

  .calendar-empty .icon {
    font-family: var(--display);
    font-size: 4rem;
    color: var(--blue);
    line-height: 1;
    margin-bottom: 1rem;
  }

  .calendar-empty h3 {
    font-family: var(--display);
    font-weight: 800;
    font-size: 2rem;
    margin-bottom: 0.5rem;
  }

  .calendar-empty p {
    color: var(--blue-ink);
    opacity: 0.7;
    max-width: 480px;
    margin: 0 auto;
  }

  /* ============ GALLERY ============ */
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 200px;
    gap: 0.75rem;
  }

  .photo {
    background: var(--blue-deep);
    position: relative;
    overflow: hidden;
  }

  .photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    /* mat / soluk varsayılan görünüm */
    filter: grayscale(100%) contrast(0.92) brightness(0.96);
    opacity: 0.55;
    transition: filter 0.55s ease, opacity 0.55s ease, transform 0.7s ease;
  }

  .photo:hover img {
    /* imleç üstündeyken net ve canlı */
    filter: grayscale(0%) contrast(1) brightness(1);
    opacity: 1;
    transform: scale(1.04);
  }

  /* mavi vurgu — sadece mat haldeyken görünür, hover'da kaybolur */
  .photo::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--blue);
    mix-blend-mode: color;
    opacity: 0.35;
    pointer-events: none;
    transition: opacity 0.55s ease;
  }

  .photo:hover::after { opacity: 0; }

  /* 7 fotoğraflık bento düzen */
  .photo:nth-child(1) { grid-column: span 4; grid-row: span 2; }
  .photo:nth-child(2) { grid-column: span 2; grid-row: span 2; }
  .photo:nth-child(3) { grid-column: span 2; }
  .photo:nth-child(4) { grid-column: span 4; }
  .photo:nth-child(5) { grid-column: span 3; }
  .photo:nth-child(6) { grid-column: span 3; }
  .photo:nth-child(7) { grid-column: span 6; grid-row: span 2; }

  /* Solde Cafe banner'ı — kişilerin görüneceği şekilde konumlandır */
  .photo:nth-child(7) img { object-position: center 38%; }

  /* dokunmatik cihazlarda hover yok — fotoğraflar net gösterilsin */
  @media (hover: none) {
    .photo img { filter: none; opacity: 1; }
    .photo::after { opacity: 0; }
  }

  /* ============ SPONSORS ============ */
  #sponsorlar { background: var(--cream-warm); }

  .sponsor-card {
    border: 1.5px solid var(--blue-ink);
    padding: 4rem 3rem;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 4rem;
    align-items: center;
    background: var(--cream);
    position: relative;
  }

  .sponsor-card::before {
    content: "ANA SPONSOR";
    position: absolute;
    top: -12px;
    left: 2rem;
    background: var(--blue);
    color: var(--cream);
    font-family: var(--display);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    font-weight: 700;
    padding: 0.35rem 0.85rem;
  }

  .sponsor-info h3 {
    font-family: var(--display);
    font-weight: 900;
    font-size: 3.5rem;
    line-height: 0.95;
    margin-bottom: 0.5rem;
  }

  .sponsor-info .role {
    font-family: var(--serif);
    font-style: italic;
    color: var(--blue);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
  }

  .sponsor-info p {
    font-size: 1.05rem;
    line-height: 1.7;
  }

  .sponsor-logo {
    aspect-ratio: 1;
    background: var(--blue);
    color: var(--cream);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 0.1em;
    line-height: 1;
    padding: 2rem;
  }

  /* ============ FORMS ============ */
  #kayit { background: var(--blue-ink); color: var(--cream); }
  #kayit .section-head { border-color: var(--cream); }
  #kayit .section-num { color: var(--cream); opacity: 0.7; }
  #kayit .section-title { color: var(--cream); }
  #kayit .section-title em { color: var(--cream-warm); }

  .form-intro {
    max-width: 640px;
    margin-bottom: 3rem;
    font-size: 1.05rem;
    line-height: 1.7;
    opacity: 0.85;
  }

  .form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    max-width: 900px;
  }

  .form .full { grid-column: 1 / -1; }

  .field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .field label {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    opacity: 0.85;
  }

  .field input,
  .field select,
  .field textarea {
    background: transparent;
    border: none;
    border-bottom: 1.5px solid rgba(244, 238, 223, 0.4);
    color: var(--cream);
    padding: 0.65rem 0;
    font-family: var(--body);
    font-size: 1rem;
    transition: border-color 0.3s;
    outline: none;
  }

  .field input::placeholder,
  .field textarea::placeholder {
    color: rgba(244, 238, 223, 0.45);
  }

  .field input:focus,
  .field select:focus,
  .field textarea:focus {
    border-bottom-color: var(--cream);
  }

  .field select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23F4EEDF'%3E%3Cpath d='M5 7l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0 center;
    background-size: 18px;
  }

  .field select option { background: var(--blue-ink); color: var(--cream); }

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

  .checks {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    padding-top: 0.25rem;
  }

  .check {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    font-size: 0.95rem;
  }

  .check input {
    appearance: none;
    width: 18px; height: 18px;
    border: 1.5px solid var(--cream);
    border-radius: 50%;
    cursor: pointer;
    position: relative;
    transition: background 0.2s;
    flex-shrink: 0;
  }

  .check input:checked {
    background: var(--cream);
  }

  .check input:checked::after {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: var(--blue-ink);
  }

  /* Onay kutuları (kare, tikli) */
  .consents {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    grid-column: 1 / -1;
    margin-top: 0.5rem;
  }

  .consent {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .consent input {
    appearance: none;
    width: 20px; height: 20px;
    border: 1.5px solid var(--cream);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
    transition: background 0.2s;
    flex-shrink: 0;
    margin-top: 1px;
  }

  .consent input:checked { background: var(--cream); }

  .consent input:checked::after {
    content: "✓";
    position: absolute;
    inset: 0;
    color: var(--blue-ink);
    font-size: 0.9rem;
    line-height: 18px;
    text-align: center;
    font-weight: 700;
  }

  .consent a {
    color: var(--cream);
    text-decoration: underline;
    text-underline-offset: 2px;
  }

  .consent .req { color: var(--cream); opacity: 0.6; }

  .btn {
    margin-top: 1rem;
    background: var(--cream);
    color: var(--blue-ink);
    border: 1.5px solid var(--cream);
    padding: 1.1rem 2.5rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.15em;
    cursor: pointer;
    transition: all 0.3s;
    justify-self: start;
  }

  .btn:hover {
    background: transparent;
    color: var(--cream);
  }

  .btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
  }

  .btn:disabled:hover {
    background: var(--cream);
    color: var(--blue-ink);
  }

  #iletisim .btn:disabled:hover {
    background: var(--blue);
    color: var(--cream);
  }

  .form-status {
    grid-column: 1 / -1;
    margin-top: 1rem;
    padding: 1rem 1.25rem;
    font-size: 0.95rem;
    line-height: 1.5;
    display: none;
  }

  .form-status.show { display: block; }

  .form-status.ok {
    background: rgba(244, 238, 223, 0.12);
    border: 1px solid currentColor;
  }

  .form-status.err {
    background: rgba(220, 80, 80, 0.12);
    border: 1px solid #d05050;
    color: #d05050;
  }

  /* iletişim formu açık zeminde — status rengi koyu */
  #iletisim .form-status.ok {
    background: rgba(30, 63, 204, 0.08);
    border: 1px solid var(--blue);
    color: var(--blue);
  }

  /* ============ CONTACT ============ */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 4rem;
    align-items: start;
  }

  .contact-info p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
  }

  .contact-channels {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .contact-channels li {
    border-bottom: 1px solid var(--line);
    padding-bottom: 1rem;
  }

  .contact-channels .key {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--blue);
    font-weight: 600;
    margin-bottom: 0.35rem;
  }

  .contact-channels .val {
    font-size: 1.15rem;
    color: var(--blue-ink);
  }

  .contact-channels a {
    color: var(--blue-ink);
    text-decoration: none;
    border-bottom: 1.5px solid transparent;
    transition: border-color 0.3s;
  }

  .contact-channels a:hover { border-bottom-color: var(--blue); }

  /* Contact form lives in cream area */
  #iletisim .form .field input,
  #iletisim .form .field textarea,
  #iletisim .form .field select {
    border-bottom-color: var(--line);
    color: var(--blue-ink);
  }

  #iletisim .form .field input::placeholder,
  #iletisim .form .field textarea::placeholder {
    color: rgba(10, 10, 10, 0.35);
  }

  #iletisim .form .field input:focus,
  #iletisim .form .field textarea:focus,
  #iletisim .form .field select:focus {
    border-bottom-color: var(--blue);
  }

  #iletisim .form .field label { color: var(--blue-ink); opacity: 0.85; }

  #iletisim .btn {
    background: var(--blue);
    color: var(--cream);
    border-color: var(--blue);
  }

  #iletisim .btn:hover {
    background: transparent;
    color: var(--blue);
  }

  /* ============ KVKK ============ */
  #kvkk { background: var(--cream-warm); }

  .kvkk-intro {
    max-width: 820px;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--blue-ink);
    opacity: 0.8;
    margin-bottom: 0.75rem;
  }

  .kvkk-date {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--blue);
    font-weight: 600;
    margin-bottom: 2.5rem;
  }

  .kvkk-list {
    max-width: 920px;
    border-top: 1.5px solid var(--blue-ink);
  }

  .kvkk-item {
    border-bottom: 1px solid var(--line);
  }

  .kvkk-item summary {
    list-style: none;
    cursor: pointer;
    padding: 1.5rem 0;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.15rem, 2.5vw, 1.5rem);
    color: var(--blue-ink);
    transition: color 0.25s ease;
  }

  .kvkk-item summary::-webkit-details-marker { display: none; }

  .kvkk-item summary:hover { color: var(--blue); }

  .kvkk-item summary .toggle {
    margin-left: auto;
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    position: relative;
  }

  .kvkk-item summary .toggle::before,
  .kvkk-item summary .toggle::after {
    content: "";
    position: absolute;
    background: var(--blue);
    transition: transform 0.3s ease;
  }

  .kvkk-item summary .toggle::before {
    top: 50%; left: 0;
    width: 100%; height: 2px;
    transform: translateY(-50%);
  }

  .kvkk-item summary .toggle::after {
    left: 50%; top: 0;
    width: 2px; height: 100%;
    transform: translateX(-50%);
  }

  .kvkk-item[open] summary .toggle::after { transform: translateX(-50%) scaleY(0); }

  .kvkk-item summary .kvkk-num {
    font-size: 0.9rem;
    color: var(--blue);
    flex-shrink: 0;
  }

  .kvkk-body {
    padding: 0 0 1.75rem 2.4rem;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--blue-ink);
    opacity: 0.85;
  }

  .kvkk-body p { margin-bottom: 0.85rem; }
  .kvkk-body p:last-child { margin-bottom: 0; }

  .kvkk-body ul {
    list-style: none;
    margin-bottom: 0.85rem;
  }

  .kvkk-body li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 0.5rem;
  }

  .kvkk-body li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--blue);
  }

  .kvkk-body a {
    color: var(--blue);
    text-decoration: none;
    border-bottom: 1px solid var(--blue);
  }

  .kvkk-body strong { font-weight: 600; }

  .kvkk-note {
    max-width: 920px;
    margin-top: 2rem;
    padding: 1.25rem 1.5rem;
    border: 1px dashed var(--blue-ink);
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--blue-ink);
    opacity: 0.7;
  }

  /* ============ FOOTER ============ */
  footer {
    background: var(--blue-ink);
    color: var(--cream);
    padding: 4rem 2rem 2rem;
  }

  .footer-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
    gap: 2.5rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(244, 238, 223, 0.15);
  }

  .footer-brand img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    margin-bottom: 1rem;
  }

  .footer-brand h4 {
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    letter-spacing: 0.03em;
  }

  .footer-brand p {
    font-family: var(--serif);
    font-style: italic;
    color: var(--cream);
    opacity: 0.7;
    font-size: 1rem;
  }

  .footer-col h5 {
    font-family: var(--display);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    opacity: 0.7;
  }

  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
  .footer-col a {
    color: var(--cream);
    text-decoration: none;
    font-size: 0.95rem;
    opacity: 0.85;
    transition: opacity 0.3s;
  }
  .footer-col a:hover { opacity: 1; }

  .footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    opacity: 0.6;
  }

  .footer-bottom .tag {
    font-family: var(--serif);
    font-style: italic;
  }

  .footer-bottom a {
    color: var(--cream);
    text-decoration: none;
    border-bottom: 1px solid rgba(244, 238, 223, 0.4);
    transition: border-color 0.3s;
  }

  .footer-bottom a:hover { border-bottom-color: var(--cream); }

  /* ============ REVEAL ANIMATIONS ============ */
  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal.in-view { opacity: 1; transform: translateY(0); }

  /* ============ RESPONSIVE ============ */
  @media (max-width: 900px) {
    nav { padding: 1rem 1.25rem; }
    nav .nav-links { display: none; }
    nav .nav-links.open {
      display: flex;
      flex-direction: column;
      position: absolute;
      top: 100%;
      left: 0; right: 0;
      background: var(--cream);
      padding: 1.5rem;
      border-bottom: 1px solid var(--line);
      gap: 1.25rem;
    }
    .mobile-toggle { display: block; }

    .hero { padding: 7rem 1.25rem 2.5rem; }
    .hero-meta { font-size: 0.65rem; }
    .hero-bottom {
      grid-template-columns: 1fr;
      gap: 2rem;
      padding-top: 2rem;
    }
    .hero-rings { right: -400px; opacity: 0.3; }

    section { padding: 4rem 1.25rem; }

    .kvkk-body { padding-left: 0; }

    .section-head { flex-direction: column; align-items: flex-start; }

    .schedule,
    .meeting,
    .form,
    .contact-grid,
    .sponsor-card,
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }

    .about-stats { grid-template-columns: 1fr; }
    .stat { border-right: none; border-bottom: 1.5px solid var(--blue-ink); }
    .about-stats .stat:last-child { border-bottom: none; }

    .about-item {
      grid-template-columns: 1fr;
      gap: 0.5rem;
    }
    .about-item:hover { padding-left: 0; }

    .sponsor-card { padding: 3rem 1.5rem; }
    .sponsor-card::before { left: 1rem; }

    .gallery-grid {
      grid-template-columns: repeat(2, 1fr);
      grid-auto-rows: 150px;
    }
    .photo:nth-child(n) { grid-column: span 1; grid-row: span 1; }
    .photo:nth-child(1) { grid-column: span 2; grid-row: span 2; }
    .photo:nth-child(2) { grid-column: span 1; grid-row: span 2; }
    .photo:nth-child(4) { grid-column: span 2; }
    .photo:nth-child(7) { grid-column: span 2; grid-row: span 2; }

    .marquee-track { font-size: 1.4rem; gap: 2rem; }
    .marquee-track span { gap: 2rem; }

    .footer-bottom { justify-content: flex-start; flex-direction: column; align-items: flex-start; }
  }

  @media (max-width: 480px) {
    .hero h1 { font-size: 4rem; }
    .run-card { padding: 2rem 1.5rem; }
    .run-card .time { font-size: 2rem; }
    .stat .num { font-size: 2.5rem; }
    .sponsor-info h3 { font-size: 2.5rem; }
  }

  /* ============ ALT SAYFA BANNER'LARI (index) ============ */
  #kesfet { background: var(--cream); }

  .banner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .banner-grid .banner-wide { grid-column: 1 / -1; }

  .banner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.75rem;
    text-decoration: none;
    color: var(--blue-ink);
    background: var(--cream-warm);
    border: 1.5px solid var(--blue-ink);
    padding: 2.25rem 2rem;
    position: relative;
    overflow: hidden;
    min-height: 230px;
    transition: transform 0.35s ease, color 0.35s ease;
  }

  .banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--blue);
    transform: translateY(101%);
    transition: transform 0.4s ease;
    z-index: 0;
  }

  .banner:hover { transform: translateY(-6px); color: var(--cream); }
  .banner:hover::before { transform: translateY(0); }
  .banner > * { position: relative; z-index: 1; }

  .banner .banner-num {
    font-family: var(--display);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    color: var(--blue);
    font-weight: 600;
    transition: color 0.35s ease;
  }

  .banner:hover .banner-num { color: var(--cream-warm); }

  .banner h3 {
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(1.9rem, 3.5vw, 2.7rem);
    line-height: 0.95;
    letter-spacing: -0.01em;
    margin-bottom: 0.55rem;
  }

  .banner h3 em {
    font-family: var(--serif);
    font-style: italic;
    font-weight: 400;
    color: var(--blue);
    transition: color 0.35s ease;
  }

  .banner:hover h3 em { color: var(--cream); }

  .banner p {
    font-size: 0.98rem;
    line-height: 1.6;
    opacity: 0.75;
  }

  .banner .banner-go {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: 0.92rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  .banner .banner-go svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: transform 0.35s ease;
  }

  .banner:hover .banner-go svg { transform: translateX(6px); }

  /* ============ ALT SAYFA DÜZENİ ============ */
  .subpage-section { padding-top: 9rem; }

  .back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--blue);
    text-decoration: none;
    margin-bottom: 2.25rem;
    transition: gap 0.3s ease;
  }

  .back-link:hover { gap: 0.9rem; }

  .back-link svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
  }

  /* antrenmanlar sayfası mavi zeminli — geri bağlantısı açık renk */
  #antrenmanlar .back-link { color: var(--cream-warm); }

  /* aktif navigasyon bağlantısı */
  nav .nav-links a.active { color: var(--blue); }
  nav .nav-links a.active::after { width: 100%; }

  @media (max-width: 900px) {
    .banner-grid { grid-template-columns: 1fr; }
    .banner-grid .banner-wide { grid-column: 1; }
    .subpage-section { padding-top: 7rem; }
  }

  /* ============ KAYIT CTA (ana sayfa) ============ */
  .join-cta {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 3.5rem;
    align-items: center;
  }

  .join-cta-lead {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    line-height: 1.6;
    max-width: 540px;
    margin-bottom: 1.75rem;
  }

  .join-cta-points {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    margin-bottom: 2.25rem;
  }

  .join-cta-points li {
    position: relative;
    padding-left: 1.8rem;
    font-size: 1rem;
    opacity: 0.9;
  }

  .join-cta-points li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--cream-warm);
    font-family: var(--display);
    font-weight: 800;
  }

  .join-cta-steps {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
  }

  .join-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1.5px solid rgba(244, 238, 223, 0.35);
    padding: 1.05rem 1.2rem;
    transition: border-color 0.3s ease, transform 0.3s ease;
  }

  .join-cta:hover .join-step { border-color: rgba(244, 238, 223, 0.55); }

  .join-step-num {
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--cream);
    background: var(--blue);
    width: 2.4rem;
    height: 2.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .join-step-label {
    font-family: var(--display);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.02em;
  }

  /* ============ MODAL ============ */
  body.modal-lock { overflow: hidden; }

  .modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(5, 10, 46, 0.72);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }

  .modal-overlay.open { opacity: 1; visibility: visible; }

  .modal {
    background: var(--cream);
    color: var(--blue-ink);
    border: 1.5px solid var(--blue-ink);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 2.5rem;
    position: relative;
    transform: translateY(24px) scale(0.97);
    transition: transform 0.3s ease;
  }

  .modal-overlay.open .modal { transform: translateY(0) scale(1); }

  .modal-close {
    position: absolute;
    top: 1rem;
    right: 1.15rem;
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--blue-ink);
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.25s ease, transform 0.25s ease;
  }

  .modal-close:hover { color: var(--blue); transform: rotate(90deg); }

  .modal-head { margin-bottom: 1.75rem; }

  .modal-kicker {
    font-family: var(--display);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    font-weight: 600;
    color: var(--blue);
  }

  .modal-head h3 {
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    line-height: 1;
    margin: 0.35rem 0 1.15rem;
  }

  .wizard-progress {
    display: flex;
    align-items: center;
    gap: 0.9rem;
  }

  .wizard-bar {
    flex: 1;
    height: 4px;
    background: var(--line);
    overflow: hidden;
  }

  .wizard-bar span {
    display: block;
    height: 100%;
    width: 33.33%;
    background: var(--blue);
    transition: width 0.4s ease;
  }

  .wizard-count {
    font-family: var(--display);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blue-ink);
    white-space: nowrap;
  }

  .wizard-step-head {
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: 0.01em;
    margin-bottom: 1.3rem;
  }

  .wizard-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .wizard-fields .full { grid-column: 1 / -1; }

  /* modal form alanları — açık zemine uyarlama */
  .modal .field label { color: var(--blue-ink); opacity: 0.8; }

  .modal .field input,
  .modal .field select,
  .modal .field textarea {
    border-bottom-color: var(--line);
    color: var(--blue-ink);
  }

  .modal .field input::placeholder,
  .modal .field textarea::placeholder {
    color: rgba(10, 10, 10, 0.35);
  }

  .modal .field input:focus,
  .modal .field select:focus,
  .modal .field textarea:focus {
    border-bottom-color: var(--blue);
  }

  .modal .field select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%231E3FCC'%3E%3Cpath d='M5 7l5 5 5-5z'/%3E%3C/svg%3E");
  }

  .modal .field select option { background: var(--cream); color: var(--blue-ink); }

  .modal .checks { flex-direction: column; gap: 0.9rem; }
  .modal .check { color: var(--blue-ink); }
  .modal .check input { border-color: var(--blue-ink); }
  .modal .check input:checked { background: var(--blue); }
  .modal .check input:checked::after { background: var(--cream); }

  .modal .consents { gap: 1.1rem; margin-top: 0; }
  .modal .consent { color: var(--blue-ink); }
  .modal .consent input { border-color: var(--blue-ink); }
  .modal .consent input:checked { background: var(--blue); }
  .modal .consent input:checked::after { color: var(--cream); }
  .modal .consent a { color: var(--blue); }
  .modal .consent .req { color: var(--blue-ink); opacity: 0.55; }

  .wizard-final-note {
    margin-top: 1.3rem;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--blue-ink);
    opacity: 0.7;
  }

  .modal .form-status { margin-top: 1.25rem; }

  .modal .form-status.ok {
    background: rgba(30, 63, 204, 0.08);
    border: 1px solid var(--blue);
    color: var(--blue);
  }

  .wizard-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
  }

  .modal .btn {
    margin-top: 0;
    background: var(--blue);
    color: var(--cream);
    border-color: var(--blue);
    padding: 0.9rem 2rem;
    font-size: 1rem;
  }

  .modal .btn:hover { background: transparent; color: var(--blue); }

  .modal .btn:disabled:hover { background: var(--blue); color: var(--cream); }

  .btn-ghost {
    background: transparent;
    color: var(--blue-ink);
    border: 1.5px solid var(--blue-ink);
    padding: 0.9rem 1.7rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease, opacity 0.25s ease;
  }

  .btn-ghost:hover { background: var(--blue-ink); color: var(--cream); }
  .btn-ghost:disabled { opacity: 0.3; cursor: not-allowed; }
  .btn-ghost:disabled:hover { background: transparent; color: var(--blue-ink); }

  .wizard-success {
    text-align: center;
    padding: 1.5rem 0.5rem 0.5rem;
  }

  .wizard-success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.25rem;
    border: 2px solid var(--blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--blue);
  }

  .wizard-success h4 {
    font-family: var(--display);
    font-weight: 800;
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
  }

  .wizard-success p {
    font-size: 1rem;
    line-height: 1.65;
    opacity: 0.8;
    margin: 0 auto 1.75rem;
    max-width: 390px;
  }

  @media (max-width: 900px) {
    .join-cta { grid-template-columns: 1fr; gap: 2.5rem; }
  }

  @media (max-width: 600px) {
    .modal { padding: 2rem 1.4rem; }
    .wizard-fields { grid-template-columns: 1fr; }
    .wizard-nav { flex-wrap: wrap; }
    .wizard-nav .btn,
    .wizard-nav .btn-ghost { flex: 1; }
  }