/* ==========================================
   MY NOTES APP - STYLESHEET
   ========================================== */

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(to right, #2193b0, #6dd5ed);
    min-height: 100vh;
    padding: 25px;
}

/* Main Wrapper */
.app-wrapper {
    max-width: 1400px;
    margin: 0 auto;
}

/* Input Section */
.input-area {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 35px;
    margin: 25px 0;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
}

.section-heading {
    color: #2193b0;
    margin-bottom: 25px;
    font-size: 26px;
    font-weight: 600;
}

/* Display Section */
.display-area {
    margin-top: 50px;
}

.display-area .section-heading {
    color: #ffffff;
    text-align: center;
    font-size: 30px;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

/* Card Container - KRITERIA WAJIB: CSS GRID */
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 35px;
}

/* Responsive Breakpoints */
@media screen and (max-width: 768px) {
    .card-container {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }

    .input-area {
        padding: 25px;
    }

    .section-heading {
        font-size: 22px;
    }
}

@media screen and (max-width: 480px) {
    body {
        padding: 15px;
    }

    .card-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .input-area {
        padding: 20px;
    }

    .section-heading {
        font-size: 20px;
    }
}