/* ============ Yazı tipleri (uygulamanın içinde, internetsiz çalışır) ============ */

@font-face {
    font-family: "Baloo 2";
    font-weight: 800;
    font-display: swap;
    src: url("fonts/baloo-2-latin-800-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Baloo 2";
    font-weight: 800;
    font-display: swap;
    src: url("fonts/baloo-2-latin-ext-800-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: "Nunito";
    font-weight: 400;
    font-display: swap;
    src: url("fonts/nunito-latin-400-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Nunito";
    font-weight: 400;
    font-display: swap;
    src: url("fonts/nunito-latin-ext-400-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: "Nunito";
    font-weight: 700;
    font-display: swap;
    src: url("fonts/nunito-latin-700-normal.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Nunito";
    font-weight: 700;
    font-display: swap;
    src: url("fonts/nunito-latin-ext-700-normal.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ============ Renkler: açık tema ============ */

:root {
    --z-zemin: #E6EFEC;
    --z-kart: #FFFFFF;
    --z-murekkep: #22303A;
    --z-soluk: #5E6B73;
    --z-cizgi: rgba(34, 48, 58, 0.12);
    --z-bot: #FFF3C4;
    --z-bot-kenar: #E3CB6B;
    --z-ogrenme-kenar: #6DB58F;
    --z-claude-kenar: #8FA9D9;
    --z-sen: #2F4B7C;
    --z-sen-yazi: #FFFFFF;
    --z-vurgu: #F2B705;
    --z-vurgu-yazi: #22303A;
    --z-puan-zemin: rgba(34, 48, 58, 0.08);
    --z-tehlike: #C2412D;
    --z-perde: rgba(20, 26, 31, 0.45);
    --z-golge: 0 0.5em 2em rgba(20, 26, 31, 0.18);
}

/* ============ Renkler: koyu tema (sistem koyuysa ya da elle seçildiyse) ============ */

@media (prefers-color-scheme: dark) {
    :root:not([data-tema="acik"]) {
        --z-zemin: #141A1F;
        --z-kart: #1E272E;
        --z-murekkep: #E5EBEE;
        --z-soluk: #95A3AB;
        --z-cizgi: rgba(229, 235, 238, 0.12);
        --z-bot: #352F1C;
        --z-bot-kenar: #7D6B2C;
        --z-ogrenme-kenar: #3F8A63;
        --z-claude-kenar: #4A6596;
        --z-sen: #3D5E98;
        --z-puan-zemin: rgba(229, 235, 238, 0.1);
        --z-tehlike: #E5735F;
        --z-perde: rgba(0, 0, 0, 0.6);
    }
}

:root[data-tema="koyu"] {
    --z-zemin: #141A1F;
    --z-kart: #1E272E;
    --z-murekkep: #E5EBEE;
    --z-soluk: #95A3AB;
    --z-cizgi: rgba(229, 235, 238, 0.12);
    --z-bot: #352F1C;
    --z-bot-kenar: #7D6B2C;
    --z-ogrenme-kenar: #3F8A63;
    --z-claude-kenar: #4A6596;
    --z-sen: #3D5E98;
    --z-puan-zemin: rgba(229, 235, 238, 0.1);
    --z-tehlike: #E5735F;
    --z-perde: rgba(0, 0, 0, 0.6);
    color-scheme: dark;
}

:root[data-tema="acik"] {
    color-scheme: light;
}

/* ============ Yoğunluk: her şey em ile ölçüldüğü için tek ayar hepsini büyütür/küçültür ============ */

html {
    font-size: 16px;
}

html[data-yogunluk="rahat"] {
    font-size: 17.5px;
}

html[data-yogunluk="sik"] {
    font-size: 14.5px;
}

/* ============ Genel ============ */

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html,
body {
    height: 100%;
    margin: 0;
}

body {
    background: var(--z-zemin);
    color: var(--z-murekkep);
    font-family: "Nunito", system-ui, -apple-system, sans-serif;
    overflow: hidden;
}

button {
    font: inherit;
    color: inherit;
    cursor: pointer;
}

h1,
h2 {
    font-family: "Baloo 2", "Nunito", sans-serif;
    font-weight: 800;
}

.uygulama {
    height: 100%;
    max-width: 40em;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    padding: env(safe-area-inset-top, 0px) 0 env(safe-area-inset-bottom, 0px);
}

.ikon-btn {
    width: 2.6em;
    height: 2.6em;
    flex-shrink: 0;
    border: 0;
    border-radius: 50%;
    background: var(--z-kart);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ikon-btn svg {
    width: 1.3em;
    height: 1.3em;
    fill: none;
    stroke: var(--z-murekkep);
    stroke-width: 2;
    stroke-linecap: round;
}

/* ============ Üst bölüm ============ */

.ust {
    display: flex;
    align-items: center;
    gap: 0.75em;
    padding: 0.75em 1em;
}

.yuz {
    font-size: 1.9em;
    width: 1.7em;
    height: 1.7em;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--z-kart);
    border-radius: 50%;
    transition: transform 0.2s ease;
}

.yuz.zipla {
    transform: translateY(-0.15em) rotate(-10deg);
}

.ust-yazi {
    flex: 1;
    min-width: 0;
}

.ad {
    font-size: 1.75em;
    line-height: 1;
    margin: 0;
}

.alt-baslik {
    margin: 0.15em 0 0;
    color: var(--z-soluk);
    font-size: 0.85em;
}

/* ============ Sohbet ============ */

.sohbet {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: flex;
    flex-direction: column;
    gap: 0.6em;
    padding: 0.5em 1em;
}

.balon {
    max-width: 82%;
    padding: 0.6em 0.9em;
    border-radius: 1.1em;
    line-height: 1.45;
}

.balon-metin {
    white-space: pre-line;
    overflow-wrap: anywhere;
    -webkit-user-select: text;
    user-select: text;
}

.balon.bot {
    align-self: flex-start;
    background: var(--z-bot);
    border: 0.125em solid var(--z-bot-kenar);
    border-bottom-left-radius: 0.3em;
}

.balon.sen {
    align-self: flex-end;
    background: var(--z-sen);
    color: var(--z-sen-yazi);
    border-bottom-right-radius: 0.3em;
}

.balon.tur-ogrenme {
    border-color: var(--z-ogrenme-kenar);
}

/* Claude'dan gelen cevaplar mavimsi kenarlı */
.balon.tur-claude {
    border-color: var(--z-claude-kenar);
}

.balon-aksiyon {
    display: flex;
    gap: 0.3em;
    margin-top: 0.35em;
}

.oy-btn {
    border: 0;
    background: transparent;
    font-size: 0.95em;
    padding: 0.15em 0.4em;
    border-radius: 0.5em;
    opacity: 0.55;
}

.oy-btn.secili {
    opacity: 1;
    background: var(--z-puan-zemin);
}

.oy-btn:disabled:not(.secili) {
    opacity: 0.2;
}

.geri-al {
    border: 0;
    border-radius: 0.6em;
    padding: 0.2em 0.65em;
    font-size: 0.85em;
    background: var(--z-puan-zemin);
}

/* "Yazıyor" balonu */
.balon.yaziyor {
    display: flex;
    align-items: center;
    gap: 0.3em;
    padding: 0.85em 1em;
}

.balon.yaziyor span {
    width: 0.45em;
    height: 0.45em;
    border-radius: 50%;
    background: var(--z-soluk);
    animation: nokta 1s infinite ease-in-out;
}

.balon.yaziyor span:nth-child(2) {
    animation-delay: 0.15s;
}

.balon.yaziyor span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes nokta {
    0%, 80%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    40% {
        opacity: 1;
        transform: translateY(-0.2em);
    }
}

/* ============ Alt bölüm ============ */

.alt {
    padding: 0.5em 1em 0.75em;
}

.yazi-alani {
    display: flex;
    align-items: flex-end;
    gap: 0.5em;
}

.yazi-alani textarea {
    flex: 1;
    min-width: 0;
    border-radius: 1.5em;
    padding: 0.7em 1.1em;
    background: var(--z-kart);
    color: var(--z-murekkep);
    border: 0.125em solid transparent;
    font: inherit;
    line-height: 1.4;
    resize: none;
    max-height: 8em;
    overflow-y: auto;
    outline: none;
}

.yazi-alani textarea::placeholder {
    color: var(--z-soluk);
}

.yazi-alani textarea:focus {
    border-color: var(--z-vurgu);
}

.gonder {
    width: 3em;
    height: 3em;
    flex-shrink: 0;
    border: 0;
    border-radius: 50%;
    background: var(--z-vurgu);
    display: flex;
    align-items: center;
    justify-content: center;
}

.gonder svg {
    width: 1.3em;
    height: 1.3em;
    fill: var(--z-vurgu-yazi);
}

.gonder:disabled {
    opacity: 0.6;
}

.misafir-serit {
    display: block;
    width: 100%;
    margin-top: 0.5em;
    border: 0;
    background: transparent;
    color: var(--z-soluk);
    font-size: 0.8em;
    text-align: center;
    padding: 0.2em;
}

/* ============ Tam ekran paneller ============ */

.tam-ekran {
    position: fixed;
    inset: 0;
    z-index: 30;
    background: var(--z-zemin);
    display: flex;
    flex-direction: column;
    padding: env(safe-area-inset-top, 0px) 0 env(safe-area-inset-bottom, 0px);
}

/* İzin ekranı */
.izin-ekrani {
    overflow-y: auto;
}

.izin-icerik {
    max-width: 30em;
    margin: auto;
    padding: 2em 1.5em;
    text-align: center;
}

.izin-logo {
    display: block;
    width: 6em;
    height: 6em;
    margin: 0 auto;
    border-radius: 22.5%;
    box-shadow: var(--z-golge);
}

.izin-icerik h2 {
    font-size: 1.8em;
    margin: 0.3em 0 0.2em;
}

.izin-giris {
    color: var(--z-soluk);
    margin: 0 0 1.25em;
}

.izin-kutu {
    background: var(--z-kart);
    border-radius: 1em;
    padding: 1em 1.2em;
    text-align: left;
    font-size: 0.92em;
    line-height: 1.5;
}

.izin-kutu p {
    margin: 0 0 0.6em;
}

.izin-kutu p:last-child {
    margin-bottom: 0;
}

.izin-kutu-baslik {
    font-weight: 700;
}

.metin-link {
    border: 0;
    background: transparent;
    color: var(--z-sen);
    text-decoration: underline;
    margin: 1em 0;
    padding: 0.3em;
}

.ana-btn {
    display: block;
    width: 100%;
    border: 0;
    border-radius: 1.5em;
    padding: 0.9em 1em;
    background: var(--z-vurgu);
    color: var(--z-vurgu-yazi);
    font-weight: 700;
}

/* Metin paneli */
.metin-ust {
    display: flex;
    align-items: center;
    gap: 0.75em;
    padding: 0.75em 1em;
    border-bottom: 1px solid var(--z-cizgi);
}

.metin-ust h2 {
    flex: 1;
    margin: 0;
    font-size: 1.4em;
}

.metin-icerik {
    flex: 1;
    overflow-y: auto;
    padding: 1em 1.25em 2em;
    line-height: 1.55;
}

.metin-icerik h3 {
    margin: 1.2em 0 0.3em;
    font-size: 1.05em;
}

.metin-icerik em {
    color: var(--z-soluk);
}

.metin-icerik ul {
    padding-left: 1.2em;
}

/* ============ Menü (alttan açılan panel) ============ */

.perde {
    position: fixed;
    inset: 0;
    z-index: 20;
    background: var(--z-perde);
}

.perde.ortala {
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5em;
}

.menu {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 21;
    max-width: 40em;
    max-height: 85%;
    margin: 0 auto;
    overflow-y: auto;
    background: var(--z-zemin);
    border-radius: 1.4em 1.4em 0 0;
    padding: 0.5em 1.25em calc(1.25em + env(safe-area-inset-bottom, 0px));
    box-shadow: var(--z-golge);
    transform: translateY(105%);
    visibility: hidden;
    transition: transform 0.25s ease, visibility 0s linear 0.25s;
}

.menu.acik {
    transform: translateY(0);
    visibility: visible;
    transition: transform 0.25s ease;
}

.menu-tutamac {
    width: 2.5em;
    height: 0.3em;
    border-radius: 0.3em;
    background: var(--z-cizgi);
    margin: 0.25em auto 0.5em;
}

.menu-bolum {
    margin-bottom: 1.1em;
}

.menu-bolum h2 {
    font-size: 1.15em;
    margin: 0.4em 0 0.4em;
}

.menu-not {
    margin: 0 0 0.7em;
    color: var(--z-soluk);
    font-size: 0.9em;
}

.ayar-ad {
    margin: 0.6em 0 0.35em;
    font-size: 0.9em;
    color: var(--z-soluk);
}

/* İki eşit genişlikte buton yan yana */
.ikili {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5em;
}

.giris-btn,
.ikincil-btn {
    border: 0;
    border-radius: 0.8em;
    padding: 0.75em 0.5em;
    background: var(--z-kart);
    font-weight: 700;
}

.tehlike-btn {
    border: 0;
    border-radius: 0.8em;
    padding: 0.75em 0.5em;
    background: var(--z-tehlike);
    color: #FFFFFF;
    font-weight: 700;
}

/* Üç eşit seçenekli seçici (tema, yoğunluk) */
.secici {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.25em;
    padding: 0.25em;
    background: var(--z-kart);
    border-radius: 0.9em;
}

.secici button {
    border: 0;
    border-radius: 0.7em;
    padding: 0.55em 0.25em;
    background: transparent;
    font-size: 0.92em;
}

.secici button.secili {
    background: var(--z-vurgu);
    color: var(--z-vurgu-yazi);
    font-weight: 700;
}

.menu-satir {
    display: block;
    width: 100%;
    text-align: left;
    border: 0;
    border-radius: 0.8em;
    padding: 0.8em 1em;
    margin-bottom: 0.4em;
    background: var(--z-kart);
}

.menu-satir.tehlike {
    color: var(--z-tehlike);
    font-weight: 700;
}

.surum {
    text-align: center;
    color: var(--z-soluk);
    font-size: 0.8em;
    margin: 0.5em 0 0;
}

/* ============ Onay penceresi ============ */

.onay {
    width: 100%;
    max-width: 22em;
    background: var(--z-zemin);
    border-radius: 1.2em;
    padding: 1.25em;
    box-shadow: var(--z-golge);
}

.onay h2 {
    margin: 0 0 0.3em;
    font-size: 1.3em;
}

.onay p {
    margin: 0 0 1.1em;
    line-height: 1.5;
}

/* ============ Kısa bildirim ============ */

.toast {
    position: fixed;
    left: 50%;
    bottom: calc(6em + env(safe-area-inset-bottom, 0px));
    z-index: 50;
    transform: translateX(-50%);
    max-width: 90%;
    background: var(--z-murekkep);
    color: var(--z-zemin);
    padding: 0.6em 1.1em;
    border-radius: 1.2em;
    font-size: 0.9em;
    box-shadow: var(--z-golge);
    text-align: center;
}

/* ============ Hareket azaltma ============ */

@media (prefers-reduced-motion: reduce) {
    .yuz,
    .menu,
    .menu.acik {
        transition: none;
    }
    .balon.yaziyor span {
        animation: none;
    }
}

/* Dil seçici: açılır liste, tam genişlik */
.dil-secici {
    display: block;
    width: 100%;
    font: inherit;
    color: var(--z-murekkep);
    background: var(--z-kart);
    border: 0;
    border-radius: 0.9em;
    padding: 0.7em 1em;
    -webkit-appearance: none;
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--z-soluk) 50%), linear-gradient(135deg, var(--z-soluk) 50%, transparent 50%);
    background-position: calc(100% - 1.3em) 50%, calc(100% - 0.95em) 50%;
    background-size: 0.35em 0.35em;
    background-repeat: no-repeat;
}