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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #6f6f6f;
    background: linear-gradient(135deg, rgba(24, 20, 57, 0.95) 0%, rgba(24, 20, 57, 0.85) 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    min-height: 100vh;
    position: relative;
    background: linear-gradient(135deg, 
        rgba(245, 177, 52, 0.02) 0%, 
        rgba(24, 20, 57, 0.02) 50%);
    backdrop-filter: blur(10px);
}

/* Header */
.header {
    padding: 2rem 2rem 0;
    position: relative;
    z-index: 10;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #f5b134;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(24, 20, 57, 0.3);
}

.logo-accent {
    width: 8px;
    height: 8px;
    background: linear-gradient(45deg, #f5b134, #181439);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

/* Main Content */
.main-content {
    padding: 2rem;
    position: relative;
    z-index: 5;
}

.hero-section {
    max-width: 1200px;
    margin: 0 auto;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 80vh;
}

.text-content {
    animation: fadeInUp 0.8s ease-out;
}

.subtitle {
    font-size: 0.9rem;
    font-weight: 500;
    color: #f5b134;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.main-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    text-shadow: 0 4px 8px rgba(24, 20, 57, 0.5);
}

.description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 3rem;
    line-height: 1.7;
    max-width: 90%;
}

/* Features */
.features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(24, 20, 57, 0.8);
    border-radius: 16px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(245, 177, 52, 0.2);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(24, 20, 57, 0.3);
}

.feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(245, 177, 52, 0.15);
    border-color: rgba(245, 177, 52, 0.4);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, #f5b134, #181439);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shine 3s infinite;
}

/* Medical Icons */
.icon-ppg, .icon-hrv, .icon-smartwatch {
    width: 24px;
    height: 24px;
    position: relative;
}

.icon-ppg {
    background: white;
    border-radius: 50%;
    overflow: hidden;
}

.icon-ppg::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(135deg, #f5b134, #181439);
    transform: translateY(-50%);
}

.icon-ppg::after {
    content: '';
    position: absolute;
    top: 30%;
    left: 20%;
    width: 60%;
    height: 40%;
    background: transparent;
    border: 2px solid #f5b134;
    border-radius: 50%;
    animation: ppg-pulse 1.5s infinite ease-in-out;
}

.icon-hrv::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 2px;
    right: 2px;
    height: 2px;
    background: white;
    transform: translateY(-50%);
}

.icon-hrv::after {
    content: '';
    position: absolute;
    top: 40%;
    left: 4px;
    width: 16px;
    height: 8px;
    background: transparent;
    border-top: 2px solid white;
    clip-path: polygon(0% 100%, 15% 0%, 30% 100%, 45% 20%, 60% 100%, 75% 40%, 90% 100%, 100% 60%, 100% 80%, 90% 80%, 75% 60%, 60% 80%, 45% 40%, 30% 80%, 15% 20%, 0% 80%);
}

.icon-smartwatch {
    background: white;
    border-radius: 20%;
    overflow: hidden;
}

.icon-smartwatch::before {
    content: '';
    position: absolute;
    top: 15%;
    left: 15%;
    width: 70%;
    height: 70%;
    background: linear-gradient(135deg, #f5b134, #181439);
    border-radius: 15%;
}

.icon-smartwatch::after {
    content: '';
    position: absolute;
    top: 25%;
    left: 25%;
    width: 50%;
    height: 50%;
    background: white;
    border-radius: 10%;
    animation: smartwatch-pulse 2s infinite;
}

.feature-text h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #f5b134;
    margin-bottom: 0.5rem;
}

.feature-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Medical Data Section */
.medical-data-section {
    margin: 3rem 0;
    padding: 2rem;
    background: rgba(24, 20, 57, 0.9);
    border-radius: 20px;
    border: 1px solid rgba(245, 177, 52, 0.3);
    backdrop-filter: blur(15px);
}

.data-panel {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid rgba(245, 177, 52, 0.2);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(245, 177, 52, 0.2);
}

.panel-header h4 {
    color: #f5b134;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.status-indicator.active .status-dot {
    background: #10b981;
    animation: pulse 2s infinite;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ef4444;
}

.biosignals {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.signal-row {
    display: grid;
    grid-template-columns: 60px 1fr 80px;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: rgba(245, 177, 52, 0.05);
    border-radius: 8px;
    border-left: 3px solid #f5b134;
}

.signal-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: #f5b134;
    text-align: center;
}

.signal-wave {
    height: 40px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(90deg, transparent 0%, rgba(245, 177, 52, 0.05) 50%, transparent 100%);
    background-size: 100px 100%;
    animation: monitor-sweep 2s infinite linear;
}

.wave-svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 3px currentColor);
}

.wave-path {
    stroke-width: 2;
    fill: none;
    stroke: #f5b134;
    opacity: 0.8;
}

.ppg-path {
    stroke: #f5b134;
    stroke-dasharray: 400;
    stroke-dashoffset: 0;
    animation: ppg-progress 3s infinite linear, signal-pulse 1.2s infinite ease-in-out;
    filter: drop-shadow(0 0 2px #f5b134);
}

.hrv-path {
    stroke: #10b981;
    stroke-dasharray: 400;
    stroke-dashoffset: 0;
    animation: hrv-progress 4s infinite linear, signal-pulse 2s infinite ease-in-out;
    filter: drop-shadow(0 0 2px #10b981);
}

.variability-path {
    stroke: #3b82f6;
    stroke-dasharray: 400;
    stroke-dashoffset: 0;
    animation: variability-progress 5s infinite linear, signal-pulse 3s infinite ease-in-out;
    filter: drop-shadow(0 0 2px #3b82f6);
}

.signal-value {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    font-weight: 500;
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(24, 20, 57, 0.8);
    border-radius: 20px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(245, 177, 52, 0.3);
}

.stat {
    text-align: center;
    padding: 1rem;
    border-radius: 12px;
    background: rgba(245, 177, 52, 0.05);
    border: 1px solid rgba(245, 177, 52, 0.1);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #f5b134;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(245, 177, 52, 0.3);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
}

/* CTA Section */
.cta-section {
    background: rgba(24, 20, 57, 0.9);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(245, 177, 52, 0.3);
    text-align: center;
    box-shadow: 0 10px 30px rgba(24, 20, 57, 0.4);
}

.coming-soon-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: #f5b134;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(245, 177, 52, 0.3);
}

.coming-soon-text {
    color: #4a5568;
    margin-bottom: 2rem;
}

.email-form {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.email-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid rgba(102, 126, 234, 0.2);
    border-radius: 12px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.8);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.email-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.email-form button {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.email-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.privacy-text {
    font-size: 0.85rem;
    color: #718096;
}

/* Visual Content */
.visual-content {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.hero-visual {
    position: relative;
    width: 400px;
    height: 500px;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Smartwatch Alert */
.smartwatch-alert {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    position: relative;
}

.watch-frame {
    position: relative;
    width: 280px;
    height: 340px;
    background: linear-gradient(145deg, #2c2c2c, #1a1a1a);
    border-radius: 45px;
    padding: 20px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.5),
        inset 0 2px 4px rgba(255, 255, 255, 0.1);
    border: 3px solid #333;
}

.watch-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(145deg, #000, #111);
    border-radius: 45px;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    border: 2px solid #222;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.watch-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.02) 50%, transparent 70%);
    animation: screen-glare 3s infinite;
    pointer-events: none;
}

.alert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(245, 177, 52, 0.3);
    flex-shrink: 0;
}

.seizury-logo {
    color: #f5b134;
    font-size: 1rem;
    font-weight: 700;
}

.alert-time {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    font-weight: 500;
}

.alert-content {
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0.75rem;
    padding-top: 0;
}

.alert-icon {
    margin-bottom: 0.5rem;
}

.warning-symbol {
    font-size: 3rem;
    animation: alert-pulse 1.5s infinite;
    filter: drop-shadow(0 0 8px #f5b134);
}

.alert-message h3 {
    color: #f5b134;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 10px rgba(245, 177, 52, 0.5);
    line-height: 1.2;
}

.alert-message p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    line-height: 1.4;
    margin-bottom: 1rem;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.alert-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: auto;
    margin-bottom: 1rem;
}

.alert-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-btn.primary {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.alert-btn.primary:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-1px);
}

.alert-btn.secondary {
    background: rgba(245, 177, 52, 0.2);
    color: #f5b134;
    border: 1px solid rgba(245, 177, 52, 0.4);
}

.alert-btn.secondary:hover {
    background: rgba(245, 177, 52, 0.3);
    transform: translateY(-1px);
}

.alert-footer {
    margin-top: 1rem;
    flex-shrink: 0;
}

.confidence-level {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8rem;
}

.confidence-label {
    color: rgba(255, 255, 255, 0.6);
    min-width: 65px;
}

.confidence-bar {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    overflow: hidden;
}

.confidence-fill {
    width: 85%;
    height: 100%;
    background: linear-gradient(90deg, #f5b134, #10b981);
    border-radius: 3px;
    animation: confidence-pulse 2s infinite;
}

.confidence-value {
    color: #f5b134;
    font-weight: 600;
    min-width: 35px;
}



/* Alert Notification */
.alert-notification {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: rgba(24, 20, 57, 0.9);
    border-radius: 30px;
    border: 1px solid rgba(245, 177, 52, 0.3);
    backdrop-filter: blur(10px);
    margin-top: 1rem;
}

.notification-pulse {
    width: 14px;
    height: 14px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
    flex-shrink: 0;
}

.notification-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    font-weight: 500;
}

/* Footer */
.footer {
    padding: 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-links a {
    color: #f5b134;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #181439;
}

.footer-links span {
    color: rgba(255, 255, 255, 0.5);
}

/* Background Shapes */
.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(245, 177, 52, 0.1), rgba(24, 20, 57, 0.1));
    animation: float 20s infinite ease-in-out;
    border: 1px solid rgba(245, 177, 52, 0.1);
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: -150px;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: -100px;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 10%;
    animation-delay: 10s;
}

.shape-4 {
    width: 250px;
    height: 250px;
    top: 30%;
    right: 10%;
    animation-delay: 15s;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

@keyframes pulse-expand {
    0% {
        opacity: 1;
        transform: scale(0.8);
    }
    50% {
        opacity: 0.5;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(1.2);
    }
}

@keyframes data-flow {
    0%, 100% {
        opacity: 0.7;
        transform: scaleX(1);
    }
    50% {
        opacity: 1;
        transform: scaleX(1.2);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-30px) rotate(120deg);
    }
    66% {
        transform: translateY(30px) rotate(240deg);
    }
}

/* Medical Animations */
@keyframes shine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

@keyframes brain-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* PPG Animation - Simulates photoplethysmography pulse waves progressing */
@keyframes ppg-progress {
    0% {
        stroke-dashoffset: 400;
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
    100% {
        stroke-dashoffset: 0;
        opacity: 0.4;
    }
}

/* HRV Animation - Simulates heart rate variability progression */
@keyframes hrv-progress {
    0% {
        stroke-dashoffset: 400;
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
    100% {
        stroke-dashoffset: 0;
        opacity: 0.4;
    }
}

/* Variability Animation - Simulates smooth signal progression */
@keyframes variability-progress {
    0% {
        stroke-dashoffset: 400;
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
    100% {
        stroke-dashoffset: 0;
        opacity: 0.4;
    }
}

/* Monitor sweep animation - Simulates medical monitor scanning effect */
@keyframes monitor-sweep {
    0% {
        background-position: -100px 0;
    }
    100% {
        background-position: 400px 0;
    }
}

/* Signal pulse animation - Adds subtle intensity variation */
@keyframes signal-pulse {
    0%, 100% {
        stroke-width: 2;
        opacity: 0.8;
    }
    50% {
        stroke-width: 2.5;
        opacity: 1;
    }
}

@keyframes wave-flow {
    0% {
        stroke-dasharray: 5 5;
        stroke-dashoffset: 0;
    }
    100% {
        stroke-dashoffset: 10;
    }
}

@keyframes main-wave {
    0%, 100% {
        stroke-dasharray: 300 300;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dashoffset: 50;
    }
}

@keyframes monitor-scan {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes brain-activity {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.3);
        opacity: 1;
        box-shadow: 0 0 10px #f5b134;
    }
}

@keyframes ppg-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.2);
        opacity: 1;
    }
}

@keyframes smartwatch-pulse {
    0%, 100% {
        background: white;
    }
    50% {
        background: #f5b134;
    }
}

@keyframes alert-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes screen-glare {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 0.1;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes confidence-pulse {
    0%, 100% {
        box-shadow: 0 0 5px rgba(245, 177, 52, 0.3);
    }
    50% {
        box-shadow: 0 0 15px rgba(245, 177, 52, 0.6);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .visual-content {
        order: -1;
    }
    
    .main-title {
        font-size: 3rem;
    }
    
    .hero-visual {
        width: 400px;
        height: 450px;
    }
    
    .watch-frame {
        width: 240px;
        height: 290px;
        padding: 16px;
    }
    
    .watch-screen {
        padding: 1.2rem;
        border-radius: 38px;
    }
    
    .signal-row {
        grid-template-columns: 50px 1fr 70px;
        gap: 0.5rem;
    }
    
    .medical-data-section {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .main-title {
        font-size: 2.5rem;
    }
    
    .description {
        font-size: 1.1rem;
        max-width: 100%;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .email-form {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-visual {
        width: 350px;
        height: 400px;
    }
    
    .watch-frame {
        width: 220px;
        height: 270px;
        padding: 14px;
    }
    
    .watch-screen {
        padding: 1rem;
        border-radius: 35px;
    }
    
    .alert-message h3 {
        font-size: 1.1rem;
    }
    
    .alert-message p {
        font-size: 0.85rem;
    }
    
    .alert-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.8rem;
        min-height: 40px;
    }
    
    .warning-symbol {
        font-size: 2.5rem;
    }
    
    .signal-row {
        grid-template-columns: 40px 1fr 60px;
        font-size: 0.85rem;
    }
    
    .biosignals {
        gap: 0.75rem;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 1.5rem 1rem 0;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .main-title {
        font-size: 2rem;
    }
    
    .feature {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
    }
    
    .cta-section {
        padding: 1.5rem;
    }
    
    .hero-visual {
        width: 320px;
        height: 380px;
    }
    
    .watch-frame {
        width: 200px;
        height: 240px;
        padding: 12px;
    }
    
    .watch-screen {
        padding: 0.8rem;
        border-radius: 30px;
    }
    
    .alert-header {
        margin-bottom: 90rem;
        padding-bottom: 0.05rem;
    }
    
    .seizury-logo, .alert-time {
        font-size: 0.85rem;
    }
    
    .warning-symbol {
        font-size: 2rem;
    }
    
    .alert-message h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .alert-message p {
        font-size: 0.75rem;
        margin-bottom: 1rem;
    }
    
    .alert-btn {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
        min-height: 36px;
    }
    
    .confidence-level {
        font-size: 0.7rem;
    }
    
    .alert-notification {
        padding: 0.75rem 1.5rem;
    }
    
    .notification-text {
        font-size: 0.85rem;
    }
    
    .medical-data-section {
        padding: 1rem;
    }
    
    .data-panel {
        padding: 1rem;
    }
}