.sms-calculator{display:flex;flex-direction:column;gap:var(--space-6,1.5rem)}.sms-calculator__main{display:grid;gap:var(--space-6,1.5rem);grid-template-columns:1fr}@media (min-width:768px){.sms-calculator__main{grid-template-columns:1fr 300px}}.sms-input-section{display:flex;flex-direction:column;gap:var(--space-4,1rem)}.sms-textarea{border:2px solid var(--color-border,#e5e7eb);border-radius:var(--radius-lg,8px);font-family:inherit;font-size:1rem;line-height:1.5;min-height:200px;padding:var(--space-4,1rem);resize:vertical;transition:border-color .15s ease,box-shadow .15s ease;width:100%}.sms-textarea:focus{border-color:var(--color-primary,#3b82f6);box-shadow:0 0 0 3px rgba(59,130,246,.15);outline:none}.sms-textarea::-moz-placeholder{color:var(--color-text-muted,#9ca3af)}.sms-textarea::placeholder{color:var(--color-text-muted,#9ca3af)}.sms-encoding-selector{background:var(--color-bg-subtle,#f9fafb);border-radius:var(--radius-md,6px);display:flex;flex-wrap:wrap;gap:var(--space-2,.5rem);padding:var(--space-3,.75rem)}.sms-encoding-selector__label{color:var(--color-text-secondary,#6b7280);font-size:.875rem;font-weight:500;margin-right:var(--space-2,.5rem)}.sms-encoding-option{display:none}.sms-encoding-option+label{align-items:center;background:var(--color-bg,#fff);border:1px solid var(--color-border,#e5e7eb);border-radius:var(--radius-md,6px);color:var(--color-text-secondary,#6b7280);cursor:pointer;display:inline-flex;font-size:.875rem;padding:var(--space-2,.5rem) var(--space-3,.75rem);transition:all .15s ease}.sms-encoding-option+label:hover{border-color:var(--color-primary,#3b82f6);color:var(--color-primary,#3b82f6)}.sms-encoding-option:checked+label{background:var(--color-primary,#3b82f6);border-color:var(--color-primary,#3b82f6);color:#fff}.sms-stats-panel{background:var(--color-bg,#fff);border:1px solid var(--color-border,#e5e7eb);border-radius:var(--radius-lg,8px);box-shadow:var(--shadow-sm,0 1px 2px rgba(0,0,0,.05));display:flex;flex-direction:column;gap:var(--space-3,.75rem);padding:var(--space-4,1rem)}.sms-stat{align-items:baseline;border-bottom:1px solid var(--color-border-light,#f3f4f6);display:flex;flex-wrap:wrap;gap:var(--space-2,.5rem);padding:var(--space-2,.5rem) 0}.sms-stat:last-of-type{border-bottom:none}.sms-stat--primary{background:var(--color-primary-light,#eff6ff);border-bottom:none;border-radius:var(--radius-md,6px);padding:var(--space-3,.75rem)}.sms-stat--primary .sms-stat__value{color:var(--color-primary,#3b82f6);font-size:2rem}.sms-stat__label{color:var(--color-text-muted,#9ca3af);flex-shrink:0;font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.sms-stat__value{color:var(--color-text,#111827);font-size:1.25rem;font-weight:700}.sms-stat__value--small{font-size:.875rem;font-weight:600}.sms-stat__note{color:var(--color-text-muted,#9ca3af);font-size:.75rem}.sms-encoding-reason{align-items:flex-start;background:var(--color-bg-subtle,#f9fafb);border-radius:var(--radius-md,6px);color:var(--color-text-secondary,#6b7280);display:flex;font-size:.875rem;gap:var(--space-2,.5rem);padding:var(--space-3,.75rem)}.sms-encoding-reason__icon{flex-shrink:0;font-size:1rem}.sms-encoding-reason__text{line-height:1.4}.sms-analysis-section{display:flex;flex-direction:column;gap:var(--space-4,1rem)}.sms-section-title{border-bottom:1px solid var(--color-border,#e5e7eb);color:var(--color-text-secondary,#6b7280);font-size:.875rem;font-weight:600;margin:0;padding-bottom:var(--space-2,.5rem)}.sms-characters{background:var(--color-bg-subtle,#f9fafb);border-radius:var(--radius-md,6px);display:flex;flex-wrap:wrap;gap:2px;min-height:60px;padding:var(--space-3,.75rem)}.sms-char{align-items:center;border:1px solid;border-radius:var(--radius-sm,4px);cursor:default;display:inline-flex;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;font-size:.875rem;height:28px;justify-content:center;min-width:24px;padding:2px 4px;position:relative;transition:transform .1s ease,opacity .15s ease}.sms-char:hover{transform:scale(1.15);z-index:1}.sms-char--highlighted{box-shadow:0 2px 8px rgba(0,0,0,.15);transform:scale(1.1);z-index:1}.sms-char--dimmed{opacity:.3}.sms-char__cost{background:var(--color-warning,#f59e0b);border-radius:var(--radius-sm,4px);color:#fff;font-size:.625rem;font-weight:700;padding:1px 3px;position:absolute;right:-6px;top:-6px}.sms-segments{display:flex;flex-direction:column;gap:var(--space-3,.75rem)}.sms-segment{background:var(--color-bg,#fff);border:2px solid var(--segment-color,#3b82f6);border-radius:var(--radius-md,6px);padding:var(--space-3,.75rem);transition:transform .15s ease,box-shadow .15s ease}.sms-segment--highlighted{box-shadow:0 4px 12px rgba(0,0,0,.1);transform:translateX(4px)}.sms-segment__header{align-items:center;display:flex;gap:var(--space-2,.5rem);margin-bottom:var(--space-2,.5rem)}.sms-segment__label{color:var(--segment-color,#3b82f6);font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.sms-segment__udh{background:var(--color-warning-light,#fef3c7);border-radius:var(--radius-sm,4px);color:var(--color-warning-dark,#92400e);font-size:.625rem;font-weight:700;padding:2px 4px}.sms-segment__count{color:var(--color-text-secondary,#6b7280);font-size:.875rem;font-weight:600;margin-left:auto}.sms-segment__bar{background:var(--color-bg-subtle,#f3f4f6);border-radius:3px;height:6px;margin-bottom:var(--space-2,.5rem);overflow:hidden}.sms-segment__fill{border-radius:3px;height:100%;transition:width .3s ease}.sms-segment__preview{color:var(--color-text-secondary,#6b7280);font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;font-size:.75rem;line-height:1.2;max-height:2.4em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sms-legend{background:var(--color-bg-subtle,#f9fafb);border-radius:var(--radius-md,6px);display:flex;flex-wrap:wrap;gap:var(--space-3,.75rem);padding:var(--space-3,.75rem)}.sms-legend__item{align-items:center;display:flex;gap:var(--space-2,.5rem)}.sms-legend__swatch{border:1px solid;border-radius:var(--radius-sm,4px);height:16px;width:16px}.sms-legend__label{color:var(--color-text,#111827);font-size:.75rem;font-weight:600}.sms-legend__desc{color:var(--color-text-muted,#9ca3af);font-size:.75rem}.sms-reference{margin-top:var(--space-6,1.5rem)}.sms-reference__table{border-collapse:collapse;font-size:.875rem;width:100%}.sms-reference__table td,.sms-reference__table th{border-bottom:1px solid var(--color-border,#e5e7eb);padding:var(--space-3,.75rem);text-align:left}.sms-reference__table th{background:var(--color-bg-subtle,#f9fafb);color:var(--color-text-secondary,#6b7280);font-weight:600}.sms-reference__table td{color:var(--color-text,#111827)}.sms-reference__table tr:last-child td{border-bottom:none}.sms-extended-chars{background:var(--color-bg-subtle,#f9fafb);border-radius:var(--radius-md,6px);display:flex;flex-wrap:wrap;gap:var(--space-2,.5rem);padding:var(--space-3,.75rem)}.sms-extended-char{align-items:center;background:#fef9c3;border:1px solid #ca8a04;border-radius:var(--radius-sm,4px);color:#854d0e;display:inline-flex;font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;font-size:1rem;height:32px;justify-content:center;width:32px}.sms-placeholder{color:var(--color-text-muted,#9ca3af);font-style:italic;padding:var(--space-4,1rem);text-align:center}[data-theme=dark] .sms-textarea{color:var(--color-text,#f9fafb)}[data-theme=dark] .sms-stats-panel,[data-theme=dark] .sms-textarea{background:var(--color-bg,#1f2937);border-color:var(--color-border,#374151)}[data-theme=dark] .sms-stat--primary{background:rgba(59,130,246,.15)}[data-theme=dark] .sms-characters,[data-theme=dark] .sms-encoding-reason,[data-theme=dark] .sms-encoding-selector,[data-theme=dark] .sms-legend{background:var(--color-bg-subtle,#111827)}[data-theme=dark] .sms-segment{background:var(--color-bg,#1f2937)}[data-theme=dark] .sms-segment__bar{background:var(--color-bg-subtle,#374151)}[data-theme=dark] .sms-reference__table th{background:var(--color-bg-subtle,#111827)}@media (max-width:640px){.sms-encoding-selector{flex-direction:column}.sms-encoding-option+label{justify-content:center;width:100%}.sms-stat--primary .sms-stat__value{font-size:1.5rem}.sms-legend{flex-direction:column}}