/* ============================================
   TGN Teknik Grafik - Frontend Styles
   Premium dark trading-platform theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* === CSS Custom Properties === */
.tgn-teknik-grafik-wrapper {
    --tgn-bg-primary: #0a0e17;
    --tgn-bg-secondary: #111827;
    --tgn-bg-card: rgba(17, 24, 39, 0.85);
    --tgn-bg-card-hover: rgba(30, 41, 59, 0.9);
    --tgn-border: #1e293b;
    --tgn-border-light: #334155;
    --tgn-accent: #10b981;
    --tgn-accent-hover: #34d399;
    --tgn-accent-glow: rgba(16, 185, 129, 0.25);
    --tgn-accent-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --tgn-text-primary: #f1f5f9;
    --tgn-text-secondary: #94a3b8;
    --tgn-text-muted: #64748b;
    --tgn-error: #ef4444;
    --tgn-error-bg: rgba(239, 68, 68, 0.1);
    --tgn-radius: 12px;
    --tgn-radius-sm: 8px;
    --tgn-radius-lg: 16px;
    --tgn-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --tgn-shadow-accent: 0 4px 20px rgba(16, 185, 129, 0.2);
    --tgn-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Wrapper === */
.tgn-teknik-grafik-wrapper {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 1440px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    color: var(--tgn-text-primary);
    background: var(--tgn-bg-primary);
    min-height: 60vh;
    border-radius: var(--tgn-radius-lg);
    position: relative;
    overflow: hidden;
}

/* Subtle grid background pattern */
.tgn-teknik-grafik-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(16, 185, 129, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(16, 185, 129, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}

.tgn-teknik-grafik-wrapper > * {
    position: relative;
    z-index: 1;
}

/* Keep the theme page title aligned with the plugin content on the generated page. */
body.tgn-teknik-grafik-page #sub-header .meta-header > .limit-wrapper,
body #sub-header .meta-header > .limit-wrapper {
    max-width: 1440px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
    box-sizing: border-box;
}

body.tgn-teknik-grafik-page #sub-header .page-header,
body.tgn-teknik-grafik-page #sub-header .page-header h1,
body #sub-header .page-header,
body #sub-header .page-header h1 {
    text-align: left !important;
}

/* === Header === */
.tgn-header {
    margin-bottom: 1.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--tgn-border);
}

.tgn-header-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tgn-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--tgn-text-primary) 0%, var(--tgn-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tgn-title-icon {
    -webkit-text-fill-color: initial;
    font-size: 1.5rem;
}

.tgn-subtitle {
    font-size: 0.95rem;
    color: var(--tgn-text-secondary);
    margin: 0;
    font-weight: 400;
}

.tgn-subtitle strong {
    color: var(--tgn-accent);
    font-weight: 600;
}

/* === Search Card === */
.tgn-search-card {
    background: var(--tgn-bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--tgn-border);
    border-radius: var(--tgn-radius);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--tgn-shadow);
    transition: var(--tgn-transition);
}

.tgn-search-card:hover {
    border-color: var(--tgn-border-light);
}

.tgn-search-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tgn-input-group {
    display: flex;
    gap: 0.75rem;
    align-items: stretch;
}

.tgn-input-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.tgn-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    pointer-events: none;
    z-index: 2;
    opacity: 0.6;
    transition: var(--tgn-transition);
    line-height: 1;
}

.tgn-symbol-input {
    width: 100%;
    padding: 0.9rem 1rem 0.9rem 3rem !important;
    background: var(--tgn-bg-secondary) !important;
    border: 2px solid var(--tgn-border) !important;
    border-radius: var(--tgn-radius-sm);
    color: #ffffff !important;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    outline: none;
    transition: var(--tgn-transition);
    box-sizing: border-box;
    height: auto;
    line-height: 1.4;
    -webkit-text-fill-color: #ffffff;
}

.tgn-symbol-input::placeholder {
    color: #64748b !important;
    font-weight: 400;
    letter-spacing: normal;
    text-transform: none;
    -webkit-text-fill-color: #64748b;
    opacity: 1;
}

.tgn-symbol-input:focus {
    border-color: var(--tgn-accent) !important;
    box-shadow: 0 0 0 3px var(--tgn-accent-glow) !important;
    background: #0f1729 !important;
}

.tgn-symbol-input:focus ~ .tgn-input-icon,
.tgn-input-wrapper:focus-within .tgn-input-icon {
    opacity: 1;
}

.tgn-input-hint {
    font-size: 0.8rem;
    color: var(--tgn-text-muted);
    margin: 0;
}

/* === Submit Button === */
.tgn-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    background: var(--tgn-accent-gradient);
    color: #fff;
    border: none;
    border-radius: var(--tgn-radius-sm);
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: var(--tgn-transition);
    white-space: nowrap;
    min-width: 130px;
    position: relative;
    overflow: hidden;
}

.tgn-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    opacity: 0;
    transition: var(--tgn-transition);
}

.tgn-submit-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--tgn-shadow-accent);
}

.tgn-submit-btn:hover:not(:disabled)::before {
    opacity: 1;
}

.tgn-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.tgn-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.tgn-btn-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.tgn-submit-btn:hover:not(:disabled) .tgn-btn-icon {
    transform: translateX(3px);
}

/* === Recent Searches === */
.tgn-recent-section {
    margin-bottom: 1.25rem;
    animation: tgnFadeIn 0.3s ease;
}

.tgn-recent-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.6rem;
}

.tgn-recent-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--tgn-text-secondary);
}

.tgn-clear-btn {
    background: none;
    border: none;
    color: var(--tgn-text-muted);
    font-size: 0.8rem;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: var(--tgn-transition);
}

.tgn-clear-btn:hover {
    color: var(--tgn-error);
    background: var(--tgn-error-bg);
}

.tgn-recent-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tgn-recent-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.9rem;
    background: var(--tgn-bg-secondary);
    border: 1px solid var(--tgn-border);
    border-radius: 20px;
    color: var(--tgn-text-primary);
    font-size: 0.85rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: var(--tgn-transition);
}

.tgn-recent-btn:hover {
    background: var(--tgn-accent);
    border-color: var(--tgn-accent);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--tgn-shadow-accent);
}

/* === Loading === */
.tgn-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    gap: 1rem;
}

.tgn-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--tgn-border);
    border-top-color: var(--tgn-accent);
    border-radius: 50%;
    animation: tgnSpin 0.8s linear infinite;
}

.tgn-loading-text {
    font-size: 0.9rem;
    color: var(--tgn-text-secondary);
    animation: tgnPulse 1.5s ease-in-out infinite;
}

/* === Chart Container === */
.tgn-chart-container {
    min-height: 0;
    transition: var(--tgn-transition);
}

.tgn-chart-frame-wrapper {
    background: var(--tgn-bg-secondary);
    border: 1px solid var(--tgn-border);
    border-radius: var(--tgn-radius);
    overflow: hidden;
    box-shadow: var(--tgn-shadow);
    animation: tgnSlideUp 0.4s ease;
}

.tgn-chart-active-symbol {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(16, 185, 129, 0.08);
    border-bottom: 1px solid var(--tgn-border);
}

.tgn-symbol-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.8rem;
    background: var(--tgn-accent-gradient);
    color: #fff;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

/* === Opened Status Card === */
.tgn-opened-card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: var(--tgn-radius);
    animation: tgnSlideUp 0.4s ease;
}

.tgn-opened-card.tgn-opened-warning {
    background: rgba(120, 53, 15, 0.45);
    border-color: rgba(245, 158, 11, 0.55);
}

.tgn-opened-icon {
    font-size: 2rem;
    flex-shrink: 0;
    line-height: 1;
}

.tgn-opened-info {
    flex: 1;
}

.tgn-opened-info h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--tgn-text-primary) !important;
    margin: 0 0 0.35rem 0;
}

.tgn-opened-info p {
    font-size: 0.9rem;
    color: #dbeafe !important;
    margin: 0 0 0.25rem 0;
    line-height: 1.5;
}

.tgn-opened-warning .tgn-opened-info h3 {
    color: #fde68a !important;
}

.tgn-opened-warning .tgn-opened-info p,
.tgn-opened-warning .tgn-opened-info strong {
    color: #fff7ed !important;
}

.tgn-opened-hint {
    font-size: 0.8rem !important;
    color: #bfdbfe !important;
}

.tgn-reopen-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.25rem;
    background: var(--tgn-accent-gradient) !important;
    color: #fff !important;
    border: none;
    border-radius: var(--tgn-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    text-decoration: none !important;
    white-space: nowrap;
    cursor: pointer;
    transition: var(--tgn-transition);
    flex-shrink: 0;
}

.tgn-reopen-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--tgn-shadow-accent);
    color: #fff !important;
}

/* === Error Message === */
.tgn-error {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--tgn-error-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--tgn-radius-sm);
    color: #fca5a5;
    font-size: 0.95rem;
    font-weight: 500;
    animation: tgnShake 0.4s ease;
}

.tgn-error-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* === Access Messages === */
.tgn-access-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 2rem;
    min-height: 40vh;
    width: min(100%, 560px);
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: var(--tgn-radius);
    box-shadow: var(--tgn-shadow);
}

.tgn-access-icon {
    font-size: 3.5rem;
    margin-bottom: 1.25rem;
    animation: tgnBounce 0.6s ease;
    color: #facc15 !important;
    line-height: 1;
}

.tgn-access-message h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #f8fafc !important;
    margin: 0 0 0.75rem 0;
}

.tgn-access-message p {
    font-size: 1rem;
    color: #cbd5e1 !important;
    margin: 0 0 1.5rem 0;
    max-width: 400px;
}

.tgn-login-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    background: var(--tgn-accent-gradient) !important;
    color: #fff !important;
    border: none;
    border-radius: var(--tgn-radius-sm);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none !important;
    cursor: pointer;
    transition: var(--tgn-transition);
}

.tgn-login-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--tgn-shadow-accent);
    color: #fff !important;
}

/* === Animations === */
@keyframes tgnSpin {
    to { transform: rotate(360deg); }
}

@keyframes tgnPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes tgnFadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes tgnSlideUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes tgnShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    50% { transform: translateX(6px); }
    75% { transform: translateX(-3px); }
}

@keyframes tgnBounce {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.95); }
    100% { transform: scale(1); opacity: 1; }
}

/* === Responsive === */
@media (max-width: 768px) {
    .tgn-teknik-grafik-wrapper {
        padding: 1.25rem 1rem;
        border-radius: var(--tgn-radius);
    }

    .tgn-title {
        font-size: 1.35rem;
    }

    .tgn-subtitle {
        font-size: 0.85rem;
    }

    .tgn-input-group {
        flex-direction: column;
    }

    .tgn-submit-btn {
        width: 100%;
        min-width: unset;
        padding: 0.85rem 1.5rem;
    }

    .tgn-opened-card {
        flex-direction: column;
        text-align: center;
    }

    .tgn-search-card {
        padding: 1rem;
    }

    .tgn-access-message {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .tgn-teknik-grafik-wrapper {
        padding: 1rem 0.75rem;
    }

    .tgn-title {
        font-size: 1.15rem;
    }



    .tgn-recent-btn {
        font-size: 0.8rem;
        padding: 0.35rem 0.7rem;
    }
}

/* === High DPI screens === */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .tgn-teknik-grafik-wrapper::before {
        background-size: 30px 30px;
    }
}