:root {
    --bg-main: #0f1117;
    --bg-card: rgba(30, 32, 40, 0.6);
    --bg-card-solid: #1e2028;
    --text-main: #f9fafb;
    --text-dim: #9ca3af;
    --accent: #38bdf8;
    --border-color: rgba(255, 255, 255, 0.07);
    --toast-bg: rgba(15, 17, 23, 0.9);
    --toast-text: #f9fafb;
    --toast-border-success: rgba(56, 189, 248, .6);
    --toast-border-error: rgba(239, 68, 68, .6);
}

[data-theme="light"] {
    --bg-main: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.7);
    --bg-card-solid: #ffffff;
    --text-main: #0f172a;
    --text-dim: #4b5563;
    --accent: #0ea5e9;
    --border-color: rgba(0, 0, 0, 0.08);
    --toast-bg: rgba(255, 255, 255, 0.95);
    --toast-text: #0f172a;
    --toast-border-success: rgba(14, 165, 233, .6);
    --toast-border-error: rgba(239, 68, 68, .6);
}

* {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Inter", Roboto, "Segoe UI", sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

/* 3D Canvas Background */
#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    text-decoration: underline;
    opacity: 0.8;
}

/* NAVBAR */
.navbar {
    position: sticky;
    top: 0;
    z-index: 999;
    background-color: rgba(15, 17, 23, 0.6);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="light"] .navbar {
    background-color: rgba(255, 255, 255, 0.6);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: .75rem 1rem;
}

.brand a {
    font-size: .9rem;
    font-weight: 600;
    color: var(--text-main);
    letter-spacing: -0.03em;
    transition: transform 0.2s ease;
    display: block;
    text-decoration: none;
}

.brand:hover {
    transform: scale(1.05);
}

.brand span {
    color: var(--accent);
    font-weight: 700;
}

.theme-toggle-btn {
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: .5rem;
    color: var(--text-main);
    font-size: .8rem;
    padding: .5rem .75rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: .5rem;
    transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
    background-color: var(--bg-card-solid);
    border-color: var(--accent);
}

.theme-toggle-btn:hover #themeIcon {
    animation: spin 0.5s ease-in-out;
}

@keyframes spin-icon {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* MAIN CONTENT */
main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 2rem 1rem;
}

/* COMPONENTS */
.content-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 800px;
    text-align: center;
}

/* Card Style matched to Main Site .hero-card / .card */
.glass-card,
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    width: 100%;
    box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    border-color: rgba(56, 189, 248, 0.3);
}

[data-theme="light"] .glass-card {
    box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    letter-spacing: -0.03em;
}

h1.gradient-text {
    /* Optional: keep gradient or switch to solid main site style. 
       Main site uses solid colors mostly, but let's keep it subtle or use accent. */
    color: var(--text-main);
}

.subtitle {
    color: var(--text-dim);
    font-size: 1rem;
    margin-bottom: 2rem;
}

/* Inputs */
textarea.glass-input {
    width: 100%;
    background-color: var(--bg-card-solid);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-radius: .6rem;
    font-size: 1rem;
    padding: 1rem;
    outline: none;
    resize: vertical;
    transition: all 0.2s ease;
}

textarea.glass-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, .2);
}

[data-theme="light"] textarea.glass-input:focus {
    box-shadow: 0 0 0 3px rgba(14, 165, 233, .2);
}

/* Buttons */
.button-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 1.5rem 0;
}

.btn {
    font-weight: 600;
    font-size: .9rem;
    border-radius: .6rem;
    padding: .75rem 1.5rem;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--accent);
    color: #0f172a;
    /* Dark text on bright accent */
    border: 0;
    box-shadow: none;
    /* Reset custom shadow */
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(56, 189, 248, 0.4);
}

.btn-secondary,
.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--bg-card-solid);
    transform: scale(1.05);
    border-color: var(--accent);
}

/* Results */
.result-area {
    margin-top: 1.5rem;
    text-align: left;
    width: 100%;
}

.result-box {
    background-color: var(--bg-card-solid);
    padding: 1rem;
    border-radius: .6rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border-color);
}

code {
    word-break: break-all;
    color: var(--accent);
    font-family: monospace;
    font-size: 0.95rem;
}

.btn-copy {
    background: transparent;
    padding: 0.5rem;
    font-size: 1.2rem;
    border: none;
    cursor: pointer;
    color: var(--text-dim);
    transition: color 0.2s;
}

.btn-copy:hover {
    color: var(--text-main);
    transform: scale(1.1);
}

.hidden {
    display: none !important;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    color: var(--text-dim);
    font-size: .75rem;
    width: 100%;
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.warning-footer {
    margin-top: 2rem;
    font-size: 0.85rem;
    color: var(--toast-text);
    background: rgba(234, 179, 8, 0.1);
    /* Yellowish/Warning tint */
    padding: 1rem;
    border-radius: .6rem;
    border: 1px solid rgba(234, 179, 8, 0.3);
    max-width: 600px;
}

.loading {
    margin-top: 1rem;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--accent);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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


/* CONSENT MODAL */
.consent-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, .6);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: none;
    /* JS ile açılacak */
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

[data-theme="light"] .consent-overlay {
    background-color: rgba(0, 0, 0, .3);
}

.consent-modal {
    background-color: var(--bg-card-solid);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    max-width: 380px;
    width: 100%;
    box-shadow: 0 30px 80px -10px rgba(0, 0, 0, 0.8);
    padding: 1.5rem 1.25rem;
    color: var(--text-main);
}

[data-theme="light"] .consent-modal {
    box-shadow: 0 30px 80px -10px rgba(0, 0, 0, 0.2);
}

.consent-title {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: -0.04em;
    line-height: 1.2;
    margin-bottom: .75rem;
    color: var(--text-main);
}

.consent-text {
    font-size: .8rem;
    color: var(--text-dim);
    line-height: 1.4;
}

.consent-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1.5rem;
}

.btn-consent {
    flex: 1;
    text-align: center;
    font-size: .8rem;
    font-weight: 600;
    border-radius: .6rem;
    padding: .75rem 1rem;
    cursor: pointer;
    border: 0;
}

.btn-consent-primary {
    background: var(--accent);
    color: #0f172a;
}

.btn-consent-muted {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-consent-muted:hover {
    background-color: var(--bg-card);
}

/* LANGUAGE SWITCHER */
.lang-switcher {
    margin-left: .5rem;
}

.lang-select {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: .35rem .5rem;
    border-radius: .5rem;
    cursor: pointer;
    font-size: .8rem;
    outline: none;
    transition: all 0.2s ease;
}

.lang-select:hover {
    border-color: var(--accent);
}

.lang-select option {
    background-color: var(--bg-main);
    color: var(--text-main);
    padding: 10px;
}