@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* Global Styles */
* {
    font-family: 'Inter', sans-serif;
}

/* iOS Rubber Band Prevention */
html {
    overflow-x: hidden;
    position: relative;
    height: 100%;
}

body {
    overflow-x: hidden;
    position: relative;
    -webkit-overflow-scrolling: touch;
    height: 100%;
}

/* Hero Gradient */
.hero-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Animations */
.floating-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px); 
    }
    50% { 
        transform: translateY(-20px); 
    }
}

.slide-in {
    opacity: 0;
    transform: translateX(-50px);
}

.slide-in.visible {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.8s ease-out;
}

/* Glass Effects */
.glass-effect {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Typing Cursor Animation */
.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: #111;
    margin-left: .5rem;
    vertical-align: middle;
    animation: blink 1s steps(2, start) infinite;
}

@keyframes blink {
    0% { opacity: 1; }
    50% { opacity: 0; }
    100% { opacity: 1; }
}

/* Upload Components */
.upload-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.dropzone {
    border: 2px dashed #d1d5db;
    border-radius: 0.75rem;
    transition: all 0.2s ease-in-out;
}

.dropzone:hover {
    background-color: #f9fafb;
}

.dropzone.dragover {
    border-color: #6366f1;
    background-color: #eef2ff;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

/* File Upload Progress */
.file-progress {
    height: 8px;
    background-color: #e5e7eb;
    border-radius: 9999px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.file-progress-bar {
    height: 100%;
    background-color: #6366f1;
    transition: width 0.3s ease;
}

.file-progress-bar.success {
    background-color: #10b981;
}

.file-progress-bar.error {
    background-color: #ef4444;
}

/* Modal Styles */
.modal-backdrop {
    backdrop-filter: blur(4px);
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* FAQ Styles */
.faq-item {
    background-color: #f9fafb;
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.2s ease;
}

.faq-item:hover {
    background-color: #f3f4f6;
}

.faq-button {
    width: 100%;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-icon {
    transition: transform 0.2s ease;
}

.faq-content {
    transition: all 0.3s ease;
    overflow: hidden;
}

/* Support Cards */
.support-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
}

.support-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: translateY(-2px);
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: #f3f4f6;
    color: #374151;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: #e5e7eb;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
        line-height: 1.2;
    }
    
    .upload-card {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .support-card {
        padding: 1.5rem;
    }
}

/* Loading States */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #6366f1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success/Error States */
.alert-success {
    background-color: #dcfce7;
    border: 1px solid #bbf7d0;
    color: #166534;
    padding: 1rem;
    border-radius: 0.5rem;
}

.alert-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 1rem;
    border-radius: 0.5rem;
}

/* Custom Scrollbar Styles */
.modal-scrollable {
    scrollbar-width: thin;
    scrollbar-color: rgba(156, 163, 175, 0.3) transparent;
}

.modal-scrollable::-webkit-scrollbar {
    width: 6px;
}

.modal-scrollable::-webkit-scrollbar-track {
    background: transparent;
}

.modal-scrollable::-webkit-scrollbar-thumb {
    background: rgba(156, 163, 175, 0.3);
    border-radius: 3px;
    transition: background 0.2s ease;
}

.modal-scrollable::-webkit-scrollbar-thumb:hover {
    background: rgba(156, 163, 175, 0.5);
}

/* Alternatively, completely hide scrollbar */
.scrollbar-hide {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.scrollbar-hide::-webkit-scrollbar {
    display: none;
}

/* CalcPro WhatsApp Section Animations */
.fade-in {
    animation: fadeIn 1s ease-in-out;
}

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

.animate-slideInLeft {
    animation: slideInLeft 0.5s ease-out forwards;
    opacity: 0;
}

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

.animate-slideInRight {
    animation: slideInRight 0.5s ease-out forwards;
    opacity: 0;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Voice Bar Animation */
.voice-bar {
    animation: voiceBar 0.8s ease-in-out infinite;
}

@keyframes voiceBar {
    0%, 100% {
        transform: scaleY(1);
    }
    50% {
        transform: scaleY(1.5);
    }
}

/* Typing Dots Animation */
.typing-dot {
    animation: typingDot 1.4s infinite ease-in-out;
}

@keyframes typingDot {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-8px);
    }
}

/* Checkmark Animation */
.animate-checkmark {
    animation: checkmark 0.5s ease-out;
}

@keyframes checkmark {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

/* Floating Animations for iPhone Elements */
@keyframes floatBounce {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

@keyframes floatRotate {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(-10deg);
    }
}

/* Pulse Animation Override for WhatsApp */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

/* Utilities */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blur-bg {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.9);      
}

/* Toast Notification Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(400px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
    transition: all 0.3s ease-out;
}