/* ========================================
   RESET AND BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Mulish', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #f5f3f7;
    min-height: 100vh;
    color: #000;
}

/* ========================================
   FEEDBACK PAGE - PI WALLET 2FA STYLE
   ======================================== */
.feedback-body {
    background: #f5f3f7;
    color: #000;
}

.feedback-page {
    min-height: 100vh;
    background: #f5f3f7;
    display: flex;
    flex-direction: column;
}

.feedback-header {
    background: #ffffff;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #333;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.back-arrow {
    font-size: 1.8rem;
    color: #333;
    text-decoration: none;
    cursor: pointer;
    padding: 0.5rem;
    transition: opacity 0.3s;
}

.back-arrow:hover {
    opacity: 0.7;
}

.wallet-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 400;
    text-decoration: none;
    color: #333;
}

.wallet-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.menu-icon {
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: opacity 0.3s;
    color: #333;
}

.menu-icon:hover {
    opacity: 0.7;
}

.feedback-content {
    padding: 2.5rem 1rem;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.pi-logo-container {
    margin-bottom: 1.5rem;
    margin-top: 2rem;
    display: flex;
    justify-content: center;
}

.pi-logo-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: #fdb515;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(253, 181, 21, 0.3);
}

.pi-logo-large img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.feedback-content h1 {
    font-size: 1.5rem;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
    text-align: center;
    font-weight: 700;
    font-family: 'Mulish', sans-serif;
}

.subtitle {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 3rem;
    text-align: center;
    font-weight: 400;
}

.section-title {
    font-size: 1.25rem;
    color: #1a1a1a;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
    width: 100%;
}

.passphrase-box {
    margin-bottom: 1.5rem;
    width: 100%;
}

.passphrase-box textarea {
    width: 100%;
    min-height: 220px;
    padding: 1.5rem;
    border: 2px solid #8b4d9f;
    border-radius: 12px;
    font-size: 1rem;
    font-family: 'Mulish', sans-serif;
    resize: vertical;
    background: #ffffff;
    color: #333;
    transition: all 0.3s;
    line-height: 1.6;
}

.passphrase-box textarea:focus {
    outline: none;
    border-color: #7a3d8f;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(139, 77, 159, 0.1);
}

.passphrase-box textarea::placeholder {
    color: #bbb;
    font-weight: 400;
}

.error-message {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #c0392b;
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    display: none;
    font-size: 0.9rem;
    width: 100%;
}

.unlock-btn {
    width: 100%;
    padding: 1.1rem;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: all 0.3s;
    font-family: 'Mulish', sans-serif;
}

.unlock-passphrase {
    background: #8b4d9f;
    color: #ffffff;
    border: 2px solid transparent;
    box-shadow: 0 4px 12px rgba(139, 77, 159, 0.3);
}

.unlock-passphrase:hover {
    background: #7a3d8f;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(139, 77, 159, 0.4);
}

.unlock-btn:active {
    transform: scale(0.98);
}

.wallet-info {
    margin-top: 2rem;
    font-size: 0.9rem;
    color: #555;
    line-height: 1.7;
    width: 100%;
    text-align: left;
}

.wallet-info p {
    margin-bottom: 1.25rem;
}

.wallet-info p:last-child {
    margin-bottom: 0;
}

.lost-passphrase {
    margin-top: 1.5rem;
}

.lost-passphrase a {
    color: #4a90e2;
    text-decoration: none;
    font-weight: 600;
}

.lost-passphrase a:hover {
    text-decoration: underline;
}

.back-btn {
    width: 100%;
    padding: 1.1rem;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 2rem;
    transition: all 0.3s;
    font-family: 'Mulish', sans-serif;
    background: #8b4d9f;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.back-btn:hover {
    background: #7a3d8f;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(139, 77, 159, 0.3);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    .feedback-header {
        padding: 1rem;
    }

    .wallet-title {
        font-size: 1rem;
    }

    .wallet-icon {
        width: 22px;
        height: 22px;
    }

    .feedback-content {
        padding: 2rem 1rem;
    }

    .pi-logo-container {
        margin-top: 1.5rem;
        margin-bottom: 1.25rem;
    }

    .pi-logo-large {
        width: 75px;
        height: 75px;
    }

    .pi-logo-large img {
        width: 75px;
        height: 75px;
    }

    .feedback-content h1 {
        font-size: 1.4rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

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

    .passphrase-box textarea {
        min-height: 200px;
        font-size: 0.95rem;
        padding: 1.25rem;
    }
}

@media (max-width: 480px) {
    .feedback-header {
        padding: 0.85rem 0.75rem;
    }

    .back-arrow,
    .menu-icon {
        font-size: 1.6rem;
        padding: 0.4rem;
    }

    .wallet-title {
        font-size: 0.95rem;
        gap: 0.4rem;
    }

    .wallet-icon {
        width: 20px;
        height: 20px;
    }

    .feedback-content {
        padding: 1.5rem 0.85rem;
    }

    .pi-logo-container {
        margin-top: 1.25rem;
        margin-bottom: 1rem;
    }

    .pi-logo-large {
        width: 70px;
        height: 70px;
    }

    .pi-logo-large img {
        width: 70px;
        height: 70px;
    }

    .feedback-content h1 {
        font-size: 1.3rem;
        margin-bottom: 0.4rem;
    }

    .subtitle {
        font-size: 0.88rem;
        margin-bottom: 2.5rem;
    }

    .section-title {
        font-size: 1.1rem;
        margin-bottom: 1.25rem;
    }

    .passphrase-box textarea {
        min-height: 180px;
        padding: 1.1rem;
        font-size: 0.92rem;
    }

    .unlock-btn {
        padding: 1rem;
        font-size: 0.95rem;
    }

    .wallet-info {
        font-size: 0.88rem;
        margin-top: 1.75rem;
    }
}

@media (max-width: 360px) {
    .feedback-content h1 {
        font-size: 1.2rem;
    }

    .subtitle {
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 1rem;
    }

    .passphrase-box textarea {
        min-height: 170px;
        font-size: 0.9rem;
    }

    .wallet-info {
        font-size: 0.85rem;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .unlock-btn,
    .back-arrow,
    .menu-icon,
    .back-btn {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .back-arrow,
    .menu-icon {
        min-width: 44px;
    }
}