/* ============================================
   MOBILE RESPONSIVE STYLES
   For all pages - user_login.php, user_register.php, etc.
   ============================================ */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #0A0E27;
    color: #fff;
    overflow-x: hidden;
}

/* ============================================
   MOBILE FIRST - Base Mobile Styles
   ============================================ */

.container, .login-container, .register-container {
    width: 100%;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.form-wrapper {
    width: 100%;
    max-width: 100%;
    padding: 20px;
    background: rgba(15, 26, 60, 0.8);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

/* Logo */
.logo, .brand-logo {
    text-align: center;
    margin-bottom: 30px;
    font-size: 24px;
    font-weight: bold;
    color: #D4AF37;
}

.logo h1 {
    font-size: 28px;
    margin: 10px 0;
}

.logo p {
    font-size: 12px;
    color: #999;
    margin-top: 5px;
}

/* Form Styles */
form {
    width: 100%;
}

.form-group {
    margin-bottom: 20px;
    width: 100%;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #ccc;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #444;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #D4AF37;
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.form-group input::placeholder {
    color: #999;
}

/* Button Styles */
button, .btn, input[type="submit"] {
    width: 100%;
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    background: linear-gradient(135deg, #D4AF37 0%, #E5C158 100%);
    color: #0A0E27;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

button:hover, .btn:hover, input[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
}

button:active, input[type="submit"]:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary, .btn-link {
    background: transparent;
    color: #D4AF37;
    border: 2px solid #D4AF37;
}

.btn-secondary:hover, .btn-link:hover {
    background: rgba(212, 175, 55, 0.1);
}

/* Links & Text */
a {
    color: #D4AF37;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #E5C158;
    text-decoration: underline;
}

.form-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
}

.form-footer p {
    margin: 10px 0;
    color: #aaa;
}

.form-footer a {
    font-weight: 600;
}

/* Error Messages */
.error, .alert-danger, .error-message {
    background: rgba(220, 53, 69, 0.1);
    border-left: 4px solid #dc3545;
    color: #ff6b6b;
    padding: 12px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
    font-size: 13px;
}

/* Success Messages */
.success, .alert-success, .success-message {
    background: rgba(40, 167, 69, 0.1);
    border-left: 4px solid #28a745;
    color: #51cf66;
    padding: 12px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
    font-size: 13px;
}

/* Info Messages */
.info, .alert-info {
    background: rgba(23, 162, 184, 0.1);
    border-left: 4px solid #17a2b8;
    color: #74c0fc;
    padding: 12px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
    font-size: 13px;
}

/* ============================================
   TABLET & MEDIUM SCREENS (768px and up)
   ============================================ */

@media (min-width: 768px) {
    .container, .login-container, .register-container {
        padding: 40px 20px;
    }

    .form-wrapper {
        max-width: 500px;
        padding: 40px;
    }

    .logo h1 {
        font-size: 36px;
    }

    .form-group {
        margin-bottom: 25px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 14px 18px;
        font-size: 15px;
    }

    button, .btn, input[type="submit"] {
        padding: 14px 25px;
        font-size: 15px;
    }

    .form-footer {
        font-size: 14px;
    }
}

/* ============================================
   DESKTOP & LARGE SCREENS (1024px and up)
   ============================================ */

@media (min-width: 1024px) {
    .container, .login-container, .register-container {
        padding: 60px 20px;
    }

    .form-wrapper {
        max-width: 550px;
        padding: 50px;
    }

    .logo h1 {
        font-size: 42px;
    }

    .form-group {
        margin-bottom: 30px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 15px 20px;
        font-size: 16px;
    }

    button, .btn, input[type="submit"] {
        padding: 15px 30px;
        font-size: 16px;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.mt-10 {
    margin-top: 10px;
}

.mt-20 {
    margin-top: 20px;
}

.mb-10 {
    margin-bottom: 10px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* ============================================
   FORM GRID LAYOUT (For registration forms)
   ============================================ */

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }

    .form-grid.full-width {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   INPUT VALIDATION STATES
   ============================================ */

input:valid {
    border-color: #28a745;
}

input:invalid {
    border-color: #dc3545;
}

input:required:invalid {
    border-color: #dc3545;
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.form-wrapper {
    animation: slideInDown 0.5s ease-out;
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 175, 55, 0.8);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

header, nav {
    width: 100%;
    background: rgba(15, 26, 60, 0.9);
    backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

@media (min-width: 768px) {
    header, nav {
        padding: 20px 40px;
    }
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    width: 100%;
    background: rgba(15, 26, 60, 0.9);
    padding: 20px;
    text-align: center;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    font-size: 12px;
    color: #999;
    margin-top: auto;
}

@media (min-width: 768px) {
    footer {
        padding: 30px 40px;
        font-size: 13px;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    body {
        background: white;
        color: black;
    }

    .no-print {
        display: none;
    }
}

/* ============================================
   END OF RESPONSIVE STYLES
   ============================================ */